Leg : 46 Depth to Top of Core(m): 150.50 Piece: 1
Hole: 396B Top/Bottom Interval(mm): 140/ 170
Core: 4 Sample Depth: 150.66
Sect: 1 Analyst Name: Honnorez, J.
Analytical Method(s):
Atomic absorption Atomic absorption Atomic absorption
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : 47.00 Al2O3: 18.10 Fe2O3(tot):
FeO(tot): Fe2O3: 8.50 FeO : 3.44
MgO : 3.61 CaO : 11.82 Na2O : 2.83
K2O : 0.14 TiO2 : 1.60 MnO : 0.11
P2O5 : 0.26 LOI : H2O+ : 3.40
H2O- : CO2 : 0.40 SO3 :
S : Total: 101.36 Magnesium#:
Comments: BROWN SAMPLE,GLASSY RIND PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 150.50 Piece: 2
Hole: 396B Top/Bottom Interval(mm): 220/ 240
Core: 4 Sample Depth: 150.73
Sect: 1 Analyst Name: Honnorez, J.
Analytical Method(s):
Atomic absorption Atomic absorption Atomic absorption
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : 48.10 Al2O3: 17.33 Fe2O3(tot):
FeO(tot): Fe2O3: 6.75 FeO : 4.40
MgO : 3.48 CaO : 12.60 Na2O : 2.81
K2O : 0.19 TiO2 : 1.60 MnO : 0.15
P2O5 : 0.29 LOI : H2O+ : 2.50
H2O- : CO2 : 0.30 SO3 :
S : Total: 100.52 Magnesium#:
Comments: BROWN SAMPLE
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 150.50 Piece: 6
Hole: 396B Top/Bottom Interval(mm): 720/ 770
Core: 4 Sample Depth: 151.25
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Extensive IGNEOUS GLASSY PILLOW RIND
SiO2 : 50.85 Al2O3: 15.01 Fe2O3(tot):
FeO(tot): 8.96 Fe2O3: FeO :
MgO : 8.65 CaO : 11.66 Na2O : 2.73
K2O : 0.16 TiO2 : 1.45 MnO : 0.24
P2O5 : 0.08 LOI : H2O+ :
H2O- : CO2 : SO3 : 0.13
S : Total: 99.92 Magnesium#:
Comments: APHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 150.50 Piece: 7A
Hole: 396B Top/Bottom Interval(mm): 800/ 870
Core: 4 Sample Depth: 151.34
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Extensive IGNEOUS GLASSY PILLOW EDGE
SiO2 : 50.58 Al2O3: 14.95 Fe2O3(tot):
FeO(tot): 9.33 Fe2O3: FeO :
MgO : 8.23 CaO : 11.59 Na2O : 2.79
K2O : 0.12 TiO2 : 1.42 MnO : 0.16
P2O5 : 0.13 LOI : H2O+ :
H2O- : CO2 : SO3 : 0.13
S : Total: 99.43 Magnesium#:
Comments: OL SPARSELY PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
Sample (or sample split) was analyzed more than once, e.g., both onboard
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 150.50 Piece: 7A
Hole: 396B Top/Bottom Interval(mm): 800/ 870
Core: 4 Sample Depth: 151.34
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS OL SPARSELY PHYRIC BASALT
SiO2 : 49.90 Al2O3: 15.64 Fe2O3(tot):
FeO(tot): Fe2O3: 2.31 FeO : 7.00
MgO : 7.77 CaO : 11.61 Na2O : 2.50
K2O : 0.18 TiO2 : 1.39 MnO : 0.16
P2O5 : 0.20 LOI : 0.06 H2O+ : 1.10
H2O- : 0.38 CO2 : 0.19 SO3 :
S : Total: 99.95 Magnesium#:
Comments: PILLOW EDGE WITH GLASS PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
Sample (or sample split) was analyzed more than once, e.g., both onboard
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 150.50 Piece: 9
Hole: 396B Top/Bottom Interval(mm): 1030/1050
Core: 4 Sample Depth: 151.54
Sect: 1 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS APHYRIC BASALT
SiO2 : 49.91 Al2O3: 15.51 Fe2O3(tot): 10.20
FeO(tot): Fe2O3: FeO :
MgO : 7.88 CaO : 11.87 Na2O : 2.57
K2O : 0.28 TiO2 : 1.43 MnO : 0.18
P2O5 : 0.15 LOI : 1.67 H2O+ : 0.93
H2O- : CO2 : 0.14 SO3 :
S : Total: Magnesium#: 0.60
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 150.50 Piece: 11
Hole: 396B Top/Bottom Interval(mm): 1190/1220
Core: 4 Sample Depth: 151.71
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : 50.01 Al2O3: 15.40 Fe2O3(tot):
FeO(tot): 9.29 Fe2O3: 2.10 FeO : 7.40
MgO : 7.93 CaO : 10.82 Na2O : 2.71
K2O : 0.28 TiO2 : 1.42 MnO : 0.17
P2O5 : 0.12 LOI : H2O+ : 1.02
H2O- : CO2 : SO3 :
S : 0.11 Total: 99.49 Magnesium#: 0.628
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 150.50 Piece: 12
Hole: 396B Top/Bottom Interval(mm): 1260/1320
Core: 4 Sample Depth: 151.79
Sect: 1 Analyst Name: Aoki, K.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : 49.74 Al2O3: 15.38 Fe2O3(tot):
FeO(tot): Fe2O3: 2.24 FeO : 7.17
MgO : 7.67 CaO : 11.36 Na2O : 2.61
K2O : 0.16 TiO2 : 1.49 MnO : 0.17
P2O5 : 0.15 LOI : H2O+ : 1.03
H2O- : 0.44 CO2 : SO3 :
S : Total: 99.61 Magnesium#:
Comments: GLASSY RIND PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 150.50 Piece: 12
Hole: 396B Top/Bottom Interval(mm): 1260/1320
Core: 4 Sample Depth: 151.79
Sect: 1 Analyst Name: Sato, H.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Moderate IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 50.6 Al2O3: 15.6 Fe2O3(tot):
FeO(tot): 9.10 Fe2O3: FeO :
MgO : 8.45 CaO : 11.43 Na2O : 2.70
K2O : 0.10 TiO2 : 1.35 MnO : 0.18
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.5 Magnesium#:
Comments: GLASS ANALYSES
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 150.50 Piece: 9
Hole: 396B Top/Bottom Interval(mm): 570/ 590
Core: 4 Sample Depth: 152.58
Sect: 2 Analyst Name: Honnorez, J.
Analytical Method(s):
Atomic absorption Atomic absorption Atomic absorption
Alteration Rock type Rock name
Moderate IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 47.70 Al2O3: 17.35 Fe2O3(tot):
FeO(tot): Fe2O3: 6.25 FeO : 4.32
MgO : 3.36 CaO : 11.25 Na2O : 2.75
K2O : 0.18 TiO2 : 1.48 MnO : 0.17
P2O5 : 0.20 LOI : H2O+ : 3.60
H2O- : CO2 : 0.22 SO3 :
S : Total: 98.83 Magnesium#:
Comments: BROWN SAMPLE,SOME GLASS PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 150.50 Piece: 9
Hole: 396B Top/Bottom Interval(mm): 620/ 640
Core: 4 Sample Depth: 152.63
Sect: 2 Analyst Name: Honnorez, J.
Analytical Method(s):
Atomic absorption Atomic absorption Atomic absorption
Alteration Rock type Rock name
Moderate IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 48.60 Al2O3: 15.90 Fe2O3(tot):
FeO(tot): Fe2O3: 3.05 FeO : 6.56
MgO : 7.41 CaO : 10.83 Na2O : 2.48
K2O : 0.16 TiO2 : 1.37 MnO : 0.19
P2O5 : 0.15 LOI : H2O+ : 2.20
H2O- : CO2 : -0.1 SO3 :
S : Total: 98.90 Magnesium#:
Comments: GRAY SAMPLE
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 150.50 Piece: 11
Hole: 396B Top/Bottom Interval(mm): 730/ 750
Core: 4 Sample Depth: 152.74
Sect: 2 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS APHYRIC BASALT
SiO2 : 48.03 Al2O3: 15.60 Fe2O3(tot):
FeO(tot): 9.32 Fe2O3: 2.52 FeO : 6.15
MgO : 8.03 CaO : 11.58 Na2O : 2.70
K2O : 0.22 TiO2 : 1.47 MnO : 0.19
P2O5 : 0.12 LOI : H2O+ : 1.53
H2O- : CO2 : SO3 :
S : 0.07 Total: 100.06 Magnesium#: 0.630
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 157.00 Piece: 9
Hole: 396B Top/Bottom Interval(mm): 850/ 910
Core: 5 Sample Depth: 157.88
Sect: 1 Analyst Name: Sato, H.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS APHYRIC BASALT
SiO2 : 51.3 Al2O3: 15.6 Fe2O3(tot):
FeO(tot): 9.18 Fe2O3: FeO :
MgO : 8.57 CaO : 11.40 Na2O : 2.77
K2O : 0.10 TiO2 : 1.43 MnO : 0.17
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.5 Magnesium#:
Comments: GLASS ANALYSES
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 157.00 Piece: 9
Hole: 396B Top/Bottom Interval(mm): 860/ 880
Core: 5 Sample Depth: 157.87
Sect: 1 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS APHYRIC BASALT
SiO2 : 49.69 Al2O3: 15.65 Fe2O3(tot): 10.01
FeO(tot): Fe2O3: FeO :
MgO : 8.05 CaO : 11.30 Na2O : 2.55
K2O : 0.18 TiO2 : 1.37 MnO : 0.18
P2O5 : 0.14 LOI : 0.93 H2O+ : 0.73
H2O- : CO2 : 0.13 SO3 :
S : Total: Magnesium#: 0.62
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 157.00 Piece: 2
Hole: 396B Top/Bottom Interval(mm): 90/ 110
Core: 5 Sample Depth: 158.60
Sect: 2 Analyst Name: Honnorez, J.
Analytical Method(s):
Atomic absorption Atomic absorption Atomic absorption
Alteration Rock type Rock name
Extensive IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT
SiO2 : 50.20 Al2O3: 15.25 Fe2O3(tot):
FeO(tot): Fe2O3: 2.76 FeO : 6.96
MgO : 7.35 CaO : 11.95 Na2O : 2.64
K2O : 0.16 TiO2 : 1.38 MnO : 0.16
P2O5 : 0.12 LOI : H2O+ : 1.30
H2O- : CO2 : 0.10 SO3 :
S : Total: 100.33 Magnesium#:
Comments: GRAY SAMPLE,SOME GLASS ON TOP,BASALT PILLOW
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 157.00 Piece: 2
Hole: 396B Top/Bottom Interval(mm): 120/ 140
Core: 5 Sample Depth: 158.63
Sect: 2 Analyst Name: Honnorez, J.
Analytical Method(s):
Atomic absorption Atomic absorption Atomic absorption
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT
SiO2 : 48.00 Al2O3: 16.62 Fe2O3(tot):
FeO(tot): Fe2O3: 6.18 FeO : 4.40
MgO : 4.35 CaO : 12.20 Na2O : 2.75
K2O : 0.26 TiO2 : 1.48 MnO : 0.17
P2O5 : 0.17 LOI : H2O+ : 3.30
H2O- : CO2 : 0.58 SO3 :
S : Total: 100.46 Magnesium#:
Comments: BROWN SAMPLE,SOME GLASS ON TOP,BASALT PILLOW
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 157.00 Piece: 4
Hole: 396B Top/Bottom Interval(mm): 270/ 330
Core: 5 Sample Depth: 158.80
Sect: 2 Analyst Name: Sato, H.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS BASALTIC GLASS
SiO2 : 51.2 Al2O3: 15.5 Fe2O3(tot):
FeO(tot): 9.27 Fe2O3: FeO :
MgO : 8.48 CaO : 11.40 Na2O : 2.76
K2O : 0.10 TiO2 : 1.40 MnO : 0.15
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.3 Magnesium#:
Comments: OL SPARSELY PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 157.00 Piece: 4
Hole: 396B Top/Bottom Interval(mm): 280/ 310
Core: 5 Sample Depth: 158.80
Sect: 2 Analyst Name: Honnorez, J.
Analytical Method(s):
Atomic absorption Atomic absorption Atomic absorption
Alteration Rock type Rock name
Extensive IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 50.00 Al2O3: 16.45 Fe2O3(tot):
FeO(tot): Fe2O3: 2.37 FeO : 7.04
MgO : 7.50 CaO : 10.36 Na2O : 2.43
K2O : 0.13 TiO2 : 1.31 MnO : 0.20
P2O5 : 0.13 LOI : H2O+ : 2.00
H2O- : CO2 : 0.10 SO3 :
S : Total: 100.02 Magnesium#:
Comments: GRAY SAMPLE,PILLOW MARGIN WITH GLASSY RIND
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
Sample (or sample split) was analyzed more than once, e.g., both onboard
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 157.00 Piece: 4
Hole: 396B Top/Bottom Interval(mm): 280/ 310
Core: 5 Sample Depth: 158.80
Sect: 2 Analyst Name: Honnorez, J.
Analytical Method(s):
Atomic absorption Atomic absorption Atomic absorption
Alteration Rock type Rock name
Extensive IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 48.00 Al2O3: 16.90 Fe2O3(tot):
FeO(tot): Fe2O3: 6.18 FeO : 4.40
MgO : 4.57 CaO : 11.45 Na2O : 2.65
K2O : 0.23 TiO2 : 1.39 MnO : 0.20
P2O5 : 0.17 LOI : H2O+ : 3.30
H2O- : CO2 : 0.38 SO3 :
S : Total: 99.82 Magnesium#:
Comments: BROWN SAMPLE,PILLOW MARGIN WITH GLASSY RIND
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
Sample (or sample split) was analyzed more than once, e.g., both onboard
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 157.00 Piece: 6
Hole: 396B Top/Bottom Interval(mm): 510/ 530
Core: 5 Sample Depth: 159.02
Sect: 2 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS APHYRIC BASALT
SiO2 : 49.66 Al2O3: 15.28 Fe2O3(tot): 10.21
FeO(tot): Fe2O3: FeO :
MgO : 7.96 CaO : 12.03 Na2O : 2.57
K2O : 0.29 TiO2 : 1.40 MnO : 0.17
P2O5 : 0.12 LOI : 1.79 H2O+ : 0.77
H2O- : CO2 : 0.37 SO3 :
S : Total: Magnesium#: 0.61
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 157.00 Piece: 9
Hole: 396B Top/Bottom Interval(mm): 870/ 930
Core: 5 Sample Depth: 159.40
Sect: 2 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : 49.85 Al2O3: 15.57 Fe2O3(tot):
FeO(tot): Fe2O3: 2.83 FeO : 6.70
MgO : 7.91 CaO : 11.60 Na2O : 2.60
K2O : 0.26 TiO2 : 1.40 MnO : 0.16
P2O5 : 0.20 LOI : 0.20 H2O+ : 0.90
H2O- : 0.64 CO2 : 0.07 SO3 :
S : Total: 100.05 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 157.00 Piece: 15A
Hole: 396B Top/Bottom Interval(mm): 1340/1360
Core: 5 Sample Depth: 159.85
Sect: 2 Analyst Name: Mevel, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS OL SPARSELY PHYRIC BASALT
SiO2 : 49.46 Al2O3: 15.22 Fe2O3(tot): 10.37
FeO(tot): Fe2O3: FeO :
MgO : 8.08 CaO : 12.00 Na2O :
K2O : 0.28 TiO2 : 1.42 MnO : 0.17
P2O5 : 0.15 LOI : H2O+ : 0.38
H2O- : 0.70 CO2 : SO3 :
S : Total: Magnesium#:
Comments: PILLOW MARGIN WITH GLASSY RIM
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
H2O is loss on ignition.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 166.50 Piece: 7
Hole: 396B Top/Bottom Interval(mm): 520/ 600
Core: 6 Sample Depth: 167.06
Sect: 1 Analyst Name: Aoki, K.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Fresh IGNEOUS OL SPARSELY PHYRIC BASALT
SiO2 : 49.22 Al2O3: 15.32 Fe2O3(tot):
FeO(tot): Fe2O3: 3.11 FeO : 5.40
MgO : 7.38 CaO : 11.90 Na2O : 2.68
K2O : 0.24 TiO2 : 1.49 MnO : 0.15
P2O5 : 0.15 LOI : H2O+ : 1.45
H2O- : 1.36 CO2 : SO3 :
S : Total: 99.85 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 166.50 Piece: 7
Hole: 396B Top/Bottom Interval(mm): 550/ 570
Core: 6 Sample Depth: 167.06
Sect: 1 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS OL SPARSELY PHYRIC BASALT
SiO2 : 50.03 Al2O3: 16.14 Fe2O3(tot): 9.58
FeO(tot): Fe2O3: FeO :
MgO : 7.66 CaO : 12.24 Na2O : 2.66
K2O : 0.25 TiO2 : 1.44 MnO : 0.17
P2O5 : 0.14 LOI : 2.64 H2O+ : 0.94
H2O- : CO2 : 0.22 SO3 :
S : Total: Magnesium#: 0.61
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 166.50 Piece: 9
Hole: 396B Top/Bottom Interval(mm): 730/ 780
Core: 6 Sample Depth: 167.26
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS OL SPARSELY PHYRIC BASALT
SiO2 : 50.22 Al2O3: 15.50 Fe2O3(tot):
FeO(tot): 8.76 Fe2O3: 4.54 FeO : 4.67
MgO : 6.14 CaO : 11.50 Na2O : 2.75
K2O : 0.25 TiO2 : 1.41 MnO : 0.18
P2O5 : 0.12 LOI : H2O+ : 2.52
H2O- : CO2 : SO3 :
S : 0.02 Total: 99.82 Magnesium#: 0.581
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 166.50 Piece: 11
Hole: 396B Top/Bottom Interval(mm): 870/ 890
Core: 6 Sample Depth: 167.38
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Extensive IGNEOUS GLASSY PILLOW RIND
SiO2 : 50.44 Al2O3: 15.15 Fe2O3(tot):
FeO(tot): 9.18 Fe2O3: FeO :
MgO : 8.33 CaO : 11.45 Na2O : 2.60
K2O : 0.10 TiO2 : 1.44 MnO : 0.17
P2O5 : 0.09 LOI : H2O+ :
H2O- : CO2 : SO3 : 0.10
S : Total: 99.05 Magnesium#:
Comments: APHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 166.50 Piece: 14
Hole: 396B Top/Bottom Interval(mm): 1090/1110
Core: 6 Sample Depth: 167.60
Sect: 1 Analyst Name: Honnorez, J.
Analytical Method(s):
Atomic absorption Atomic absorption Atomic absorption
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : 47.10 Al2O3: 16.88 Fe2O3(tot):
FeO(tot): Fe2O3: 7.60 FeO : 3.85
MgO : 3.54 CaO : 12.11 Na2O : 2.91
K2O : 0.14 TiO2 : 1.60 MnO : 0.15
P2O5 : 0.27 LOI : H2O+ : 4.30
H2O- : CO2 : 0.45 SO3 :
S : Total: 100.90 Magnesium#:
Comments: BROWN SAMPLE
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 2
Hole: 396B Top/Bottom Interval(mm): 100/ 140
Core: 7 Sample Depth: 174.12
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 49.32 Al2O3: 15.37 Fe2O3(tot):
FeO(tot): 9.18 Fe2O3: 1.75 FeO : 7.61
MgO : 7.92 CaO : 11.26 Na2O : 2.73
K2O : 0.16 TiO2 : 1.40 MnO : 0.16
P2O5 : 0.10 LOI : H2O+ : 1.40
H2O- : CO2 : SO3 :
S : 0.09 Total: 99.27 Magnesium#: 0.631
Comments: OL SPARSELY PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 2
Hole: 396B Top/Bottom Interval(mm): 100/ 140
Core: 7 Sample Depth: 174.12
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS OL SPARSELY PHYRIC BASALT
SiO2 : 49.52 Al2O3: 15.53 Fe2O3(tot):
FeO(tot): 9.23 Fe2O3: 3.30 FeO : 6.26
MgO : 7.98 CaO : 11.30 Na2O : 2.70
K2O : 0.16 TiO2 : 1.40 MnO : 0.21
P2O5 : 0.10 LOI : H2O+ : 1.95
H2O- : CO2 : SO3 :
S : 0.11 Total: 100.56 Magnesium#: 0.631
Comments: GLASSY RIND PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 4
Hole: 396B Top/Bottom Interval(mm): 250/ 300
Core: 7 Sample Depth: 174.28
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.47 Al2O3: 15.86 Fe2O3(tot):
FeO(tot): Fe2O3: 3.35 FeO : 6.20
MgO : 7.59 CaO : 11.81 Na2O : 2.50
K2O : 0.23 TiO2 : 1.39 MnO : 0.17
P2O5 : 0.21 LOI : 0.39 H2O+ : 1.54
H2O- : 0.71 CO2 : 0.26 SO3 :
S : Total: 100.58 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 6
Hole: 396B Top/Bottom Interval(mm): 420/ 460
Core: 7 Sample Depth: 174.44
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS OL SPARSELY PHYRIC BASALT
SiO2 : 48.81 Al2O3: 15.62 Fe2O3(tot):
FeO(tot): 9.33 Fe2O3: 3.81 FeO : 5.90
MgO : 7.42 CaO : 11.64 Na2O : 2.67
K2O : 0.17 TiO2 : 1.42 MnO : 0.20
P2O5 : 0.11 LOI : H2O+ : 1.63
H2O- : CO2 : SO3 :
S : 0.07 Total: 99.47 Magnesium#: 0.612
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 7
Hole: 396B Top/Bottom Interval(mm): 500/ 540
Core: 7 Sample Depth: 174.52
Sect: 1 Analyst Name: Aoki, K.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : 48.91 Al2O3: 15.49 Fe2O3(tot):
FeO(tot): Fe2O3: 3.81 FeO : 5.30
MgO : 7.86 CaO : 11.10 Na2O : 2.59
K2O : 0.23 TiO2 : 1.41 MnO : 0.16
P2O5 : 0.16 LOI : H2O+ : 1.39
H2O- : 1.47 CO2 : SO3 :
S : Total: 99.88 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 7
Hole: 396B Top/Bottom Interval(mm): 500/ 570
Core: 7 Sample Depth: 174.54
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS OL SPARSELY PHYRIC BASALT
SiO2 : 49.24 Al2O3: 15.46 Fe2O3(tot):
FeO(tot): 9.20 Fe2O3: 3.58 FeO : 5.98
MgO : 7.72 CaO : 11.63 Na2O : 2.54
K2O : 0.18 TiO2 : 1.40 MnO : 0.16
P2O5 : 0.11 LOI : H2O+ : 1.64
H2O- : CO2 : SO3 :
S : 0.06 Total: 99.70 Magnesium#: 0.624
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 7
Hole: 396B Top/Bottom Interval(mm): 500/ 570
Core: 7 Sample Depth: 174.54
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS OL SPARSELY PHYRIC BASALT
SiO2 : 49.95 Al2O3: 15.77 Fe2O3(tot):
FeO(tot): Fe2O3: 2.85 FeO : 6.76
MgO : 8.10 CaO : 12.03 Na2O : 2.41
K2O : 0.22 TiO2 : 1.42 MnO : 0.17
P2O5 : 0.14 LOI : 0.29 H2O+ : 0.63
H2O- : 0.60 CO2 : 0.06 SO3 :
S : Total: 100.51 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
Sample (or sample split) was analyzed more than once, e.g., both onboard
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 7
Hole: 396B Top/Bottom Interval(mm): 530/ 550
Core: 7 Sample Depth: 174.54
Sect: 1 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.42 Al2O3: 15.63 Fe2O3(tot): 10.47
FeO(tot): Fe2O3: FeO :
MgO : 8.03 CaO : 11.82 Na2O : 2.56
K2O : 0.19 TiO2 : 1.42 MnO : 0.19
P2O5 : 0.14 LOI : 1.27 H2O+ : 0.81
H2O- : CO2 : 0.23 SO3 :
S : Total: Magnesium#: 0.60
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 8
Hole: 396B Top/Bottom Interval(mm): 600/ 620
Core: 7 Sample Depth: 174.61
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.93 Al2O3: 15.36 Fe2O3(tot):
FeO(tot): Fe2O3: 3.34 FeO : 5.60
MgO : 8.05 CaO : 11.60 Na2O : 2.70
K2O : 0.27 TiO2 : 1.37 MnO : 0.15
P2O5 : 0.17 LOI : 0.73 H2O+ : 0.84
H2O- : 1.25 CO2 : 0.26 SO3 :
S : Total: 99.64 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 10
Hole: 396B Top/Bottom Interval(mm): 1060/1080
Core: 7 Sample Depth: 175.07
Sect: 1 Analyst Name: Mevel, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.90 Al2O3: 15.72 Fe2O3(tot): 10.01
FeO(tot): Fe2O3: FeO :
MgO : 7.77 CaO : 12.24 Na2O :
K2O : 0.24 TiO2 : 1.43 MnO : 0.17
P2O5 : 0.13 LOI : H2O+ : 0.59
H2O- : 0.29 CO2 : SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
H2O is loss on ignition.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 11
Hole: 396B Top/Bottom Interval(mm): 1160/1300
Core: 7 Sample Depth: 175.23
Sect: 1 Analyst Name: Aoki, K.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Moderate IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 48.98 Al2O3: 15.47 Fe2O3(tot):
FeO(tot): Fe2O3: 3.11 FeO : 6.54
MgO : 7.71 CaO : 11.76 Na2O : 2.41
K2O : 0.24 TiO2 : 1.50 MnO : 0.17
P2O5 : 0.15 LOI : H2O+ : 1.25
H2O- : 0.65 CO2 : SO3 :
S : Total: 99.94 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 11
Hole: 396B Top/Bottom Interval(mm): 1320/1340
Core: 7 Sample Depth: 175.33
Sect: 1 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS APHYRIC BASALT
SiO2 : 49.42 Al2O3: 15.30 Fe2O3(tot): 10.42
FeO(tot): Fe2O3: FeO :
MgO : 8.02 CaO : 11.70 Na2O : 2.68
K2O : 0.25 TiO2 : 1.42 MnO : 0.18
P2O5 : 0.14 LOI : 2.01 H2O+ : 0.97
H2O- : CO2 : 0.13 SO3 :
S : Total: Magnesium#: 0.60
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 12
Hole: 396B Top/Bottom Interval(mm): 1420/1440
Core: 7 Sample Depth: 175.43
Sect: 1 Analyst Name: Honnorez, J.
Analytical Method(s):
Atomic absorption Atomic absorption Atomic absorption
Alteration Rock type Rock name
Moderate IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 47.00 Al2O3: 16.10 Fe2O3(tot):
FeO(tot): Fe2O3: 6.48 FeO : 4.72
MgO : 4.33 CaO : 12.40 Na2O : 2.96
K2O : 0.25 TiO2 : 1.42 MnO : 0.26
P2O5 : 0.19 LOI : H2O+ : 3.40
H2O- : CO2 : 0.40 SO3 :
S : Total: 99.91 Magnesium#:
Comments: BROWN SAMPLE
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 12
Hole: 396B Top/Bottom Interval(mm): 1420/1470
Core: 7 Sample Depth: 175.45
Sect: 1 Analyst Name: Honnorez, J.
Analytical Method(s):
Atomic absorption Atomic absorption Atomic absorption
Alteration Rock type Rock name
Slight IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 48.00 Al2O3: 15.78 Fe2O3(tot):
FeO(tot): Fe2O3: 3.43 FeO : 6.24
MgO : 7.96 CaO : 11.38 Na2O : 2.61
K2O : 0.19 TiO2 : 1.34 MnO : 0.17
P2O5 : 0.13 LOI : H2O+ : 2.00
H2O- : CO2 : 0.30 SO3 :
S : Total: 99.53 Magnesium#:
Comments: GRAY SAMPLE
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 2
Hole: 396B Top/Bottom Interval(mm): 160/ 200
Core: 7 Sample Depth: 175.68
Sect: 2 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : 49.23 Al2O3: 15.70 Fe2O3(tot):
FeO(tot): 9.46 Fe2O3: 2.74 FeO : 6.99
MgO : 5.40 CaO : 11.79 Na2O : 2.68
K2O : 0.14 TiO2 : 1.44 MnO : 0.20
P2O5 : 0.12 LOI : H2O+ : 1.52
H2O- : CO2 : SO3 :
S : 0.07 Total: 98.02 Magnesium#: 0.531
Comments: PILLOW RIND PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 4
Hole: 396B Top/Bottom Interval(mm): 340/ 360
Core: 7 Sample Depth: 175.85
Sect: 2 Analyst Name: Honnorez, J.
Analytical Method(s):
Atomic absorption Atomic absorption Atomic absorption
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : 46.00 Al2O3: 16.78 Fe2O3(tot):
FeO(tot): Fe2O3: 7.08 FeO : 4.24
MgO : 3.51 CaO : 12.28 Na2O : 2.92
K2O : 0.27 TiO2 : 1.44 MnO : 0.16
P2O5 : 0.16 LOI : H2O+ : 2.40
H2O- : CO2 : 0.40 SO3 :
S : Total: 97.64 Magnesium#:
Comments: BROWN SAMPLE
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 5
Hole: 396B Top/Bottom Interval(mm): 420/ 450
Core: 7 Sample Depth: 175.93
Sect: 2 Analyst Name: Mevel, C.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Moderate IGNEOUS BASALTIC GLASS
SiO2 : 49.99 Al2O3: 16.72 Fe2O3(tot): 9.55
FeO(tot): Fe2O3: FeO :
MgO : 8.84 CaO : 11.24 Na2O : 2.35
K2O : 0.15 TiO2 : 1.44 MnO : 0.23
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.52 Magnesium#:
Comments: OL-PLAG SPARSELY PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 5
Hole: 396B Top/Bottom Interval(mm): 420/ 450
Core: 7 Sample Depth: 175.93
Sect: 2 Analyst Name: Mevel, C.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Moderate IGNEOUS BASALTIC GLASS
SiO2 : 49.70 Al2O3: 17.18 Fe2O3(tot): 9.48
FeO(tot): Fe2O3: FeO :
MgO : 8.76 CaO : 11.34 Na2O : 2.18
K2O : 0.13 TiO2 : 1.48 MnO : 0.22
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.47 Magnesium#:
Comments: OL-PLAG SPARSELY PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 5
Hole: 396B Top/Bottom Interval(mm): 420/ 450
Core: 7 Sample Depth: 175.93
Sect: 2 Analyst Name: Mevel, C.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Moderate IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 50.59 Al2O3: 16.01 Fe2O3(tot): 9.65
FeO(tot): Fe2O3: FeO :
MgO : 8.72 CaO : 11.83 Na2O : 2.16
K2O : 0.10 TiO2 : 1.52 MnO : 0.23
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.81 Magnesium#:
Comments: VARIOLE ANALYSES
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 5
Hole: 396B Top/Bottom Interval(mm): 420/ 450
Core: 7 Sample Depth: 175.93
Sect: 2 Analyst Name: Mevel, C.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Moderate IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.08 Al2O3: 16.82 Fe2O3(tot): 10.22
FeO(tot): Fe2O3: FeO :
MgO : 9.01 CaO : 11.11 Na2O : 2.25
K2O : 0.09 TiO2 : 1.34 MnO : 0.26
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.18 Magnesium#:
Comments: VARIOLE ANALYSES
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 5
Hole: 396B Top/Bottom Interval(mm): 420/ 450
Core: 7 Sample Depth: 175.93
Sect: 2 Analyst Name: Mevel, C.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Moderate IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.91 Al2O3: 17.58 Fe2O3(tot): 10.98
FeO(tot): Fe2O3: FeO :
MgO : 6.08 CaO : 11.58 Na2O : 2.29
K2O : 0.17 TiO2 : 1.57 MnO : 0.26
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.42 Magnesium#:
Comments: VARIOLE ANALYSES
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 5
Hole: 396B Top/Bottom Interval(mm): 420/ 450
Core: 7 Sample Depth: 175.93
Sect: 2 Analyst Name: Mevel, C.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Moderate IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.41 Al2O3: 16.20 Fe2O3(tot): 10.12
FeO(tot): Fe2O3: FeO :
MgO : 8.60 CaO : 11.44 Na2O : 2.59
K2O : 0.14 TiO2 : 1.64 MnO : 0.52
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.67 Magnesium#:
Comments: ANALYSES OF A RIM VARIOLE
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 5
Hole: 396B Top/Bottom Interval(mm): 420/ 450
Core: 7 Sample Depth: 175.93
Sect: 2 Analyst Name: Mevel, C.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Moderate IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 48.68 Al2O3: 16.10 Fe2O3(tot): 9.72
FeO(tot): Fe2O3: FeO :
MgO : 8.28 CaO : 12.05 Na2O : 2.59
K2O : 0.08 TiO2 : 1.54 MnO : 0.23
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.27 Magnesium#:
Comments: ANALYSES OF A CORE VARIOLE
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 5
Hole: 396B Top/Bottom Interval(mm): 420/ 450
Core: 7 Sample Depth: 175.93
Sect: 2 Analyst Name: Mevel, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 48.82 Al2O3: 16.02 Fe2O3(tot): 10.93
FeO(tot): Fe2O3: FeO :
MgO : 6.80 CaO : 12.29 Na2O :
K2O : 0.17 TiO2 : 1.48 MnO : 0.18
P2O5 : 0.16 LOI : H2O+ : 0.66
H2O- : 0.87 CO2 : SO3 :
S : Total: Magnesium#:
Comments: PILLOW RIND WITH GLASSY RIM
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
H2O is loss on ignition.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Hole Summary Book.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Partial analysis.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 5
Hole: 396B Top/Bottom Interval(mm): 470/ 490
Core: 7 Sample Depth: 175.98
Sect: 2 Analyst Name: Honnorez, J.
Analytical Method(s):
Atomic absorption Atomic absorption Atomic absorption
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : 47.00 Al2O3: 16.43 Fe2O3(tot):
FeO(tot): Fe2O3: 7.10 FeO : 4.12
MgO : 4.30 CaO : 12.08 Na2O : 2.76
K2O : 0.17 TiO2 : 1.59 MnO : 0.15
P2O5 : 0.20 LOI : H2O+ : 2.97
H2O- : CO2 : 0.51 SO3 :
S : Total: 99.38 Magnesium#:
Comments: BROWN SAMPLE
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 5
Hole: 396B Top/Bottom Interval(mm): 470/ 500
Core: 7 Sample Depth: 175.99
Sect: 2 Analyst Name: Honnorez, J.
Analytical Method(s):
Atomic absorption Atomic absorption Atomic absorption
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : 48.00 Al2O3: 15.22 Fe2O3(tot):
FeO(tot): Fe2O3: 3.29 FeO : 6.62
MgO : 7.39 CaO : 11.38 Na2O : 2.60
K2O : 0.16 TiO2 : 1.42 MnO : 0.18
P2O5 : 0.14 LOI : H2O+ : 1.65
H2O- : CO2 : 0.33 SO3 :
S : Total: 98.38 Magnesium#:
Comments: GRAY SAMPLE
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 7
Hole: 396B Top/Bottom Interval(mm): 700/ 770
Core: 7 Sample Depth: 176.24
Sect: 2 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS OL SPARSELY PHYRIC BASALT
SiO2 : 49.03 Al2O3: 15.32 Fe2O3(tot):
FeO(tot): 9.28 Fe2O3: 4.19 FeO : 5.51
MgO : 6.10 CaO : 11.44 Na2O : 2.58
K2O : 0.24 TiO2 : 1.40 MnO : 0.21
P2O5 : 0.11 LOI : H2O+ : 2.09
H2O- : CO2 : SO3 :
S : 0.04 Total: 98.26 Magnesium#: 0.566
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 7B
Hole: 396B Top/Bottom Interval(mm): 730/ 750
Core: 7 Sample Depth: 176.24
Sect: 2 Analyst Name: Mevel, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.41 Al2O3: 15.24 Fe2O3(tot): 10.14
FeO(tot): Fe2O3: FeO :
MgO : 8.42 CaO : 11.80 Na2O :
K2O : 0.23 TiO2 : 1.41 MnO : 0.16
P2O5 : 0.13 LOI : H2O+ : 0.46
H2O- : 0.65 CO2 : SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
H2O is loss on ignition.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 9
Hole: 396B Top/Bottom Interval(mm): 930/1020
Core: 7 Sample Depth: 176.47
Sect: 2 Analyst Name: Sato, H.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : 50.6 Al2O3: 15.4 Fe2O3(tot):
FeO(tot): 8.99 Fe2O3: FeO :
MgO : 8.47 CaO : 11.43 Na2O : 2.83
K2O : 0.10 TiO2 : 1.40 MnO : 0.13
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.4 Magnesium#:
Comments: GLASS ANALYSES
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 9
Hole: 396B Top/Bottom Interval(mm): 960/ 980
Core: 7 Sample Depth: 176.47
Sect: 2 Analyst Name: Honnorez, J.
Analytical Method(s):
Atomic absorption Atomic absorption Atomic absorption
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : 50.00 Al2O3: 16.10 Fe2O3(tot):
FeO(tot): Fe2O3: 2.72 FeO : 6.72
MgO : 7.40 CaO : 10.70 Na2O : 2.50
K2O : 0.15 TiO2 : 1.40 MnO : 0.19
P2O5 : 0.14 LOI : H2O+ : 1.50
H2O- : CO2 : 0.20 SO3 :
S : Total: 99.69 Magnesium#:
Comments: GRAY SAMPLE,BASALT PILLOW RIND WITH SOME GLASS
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
Sample (or sample split) was analyzed more than once, e.g., both onboard
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 9
Hole: 396B Top/Bottom Interval(mm): 960/ 980
Core: 7 Sample Depth: 176.47
Sect: 2 Analyst Name: Honnorez, J.
Analytical Method(s):
Atomic absorption Atomic absorption Atomic absorption
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : 46.00 Al2O3: 15.80 Fe2O3(tot):
FeO(tot): Fe2O3: 6.05 FeO : 3.76
MgO : 5.20 CaO : 11.45 Na2O : 2.60
K2O : 0.17 TiO2 : 1.41 MnO : 0.20
P2O5 : 0.15 LOI : H2O+ : 4.60
H2O- : CO2 : 0.30 SO3 :
S : Total: 97.69 Magnesium#:
Comments: BROWN SAMPLE
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
Sample (or sample split) was analyzed more than once, e.g., both onboard
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 10
Hole: 396B Top/Bottom Interval(mm): 1070/1130
Core: 7 Sample Depth: 176.60
Sect: 2 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS APHYRIC BASALT
SiO2 : 49.57 Al2O3: 15.53 Fe2O3(tot):
FeO(tot): Fe2O3: 2.69 FeO : 6.70
MgO : 7.83 CaO : 11.60 Na2O : 2.50
K2O : 0.22 TiO2 : 1.38 MnO : 0.17
P2O5 : 0.19 LOI : 0.87 H2O+ : 1.02
H2O- : 0.60 CO2 : 0.20 SO3 :
S : Total: 99.60 Magnesium#:
Comments: GLASSY PILLOW MARGIN PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 11
Hole: 396B Top/Bottom Interval(mm): 1180/1220
Core: 7 Sample Depth: 176.70
Sect: 2 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS APHYRIC BASALT
SiO2 : 49.10 Al2O3: 15.30 Fe2O3(tot):
FeO(tot): 8.87 Fe2O3: 3.12 FeO : 6.06
MgO : 8.01 CaO : 11.76 Na2O :
K2O : 0.23 TiO2 : 1.39 MnO : 0.16
P2O5 : 0.12 LOI : H2O+ : 1.76
H2O- : CO2 : SO3 :
S : 0.03 Total: 99.80 Magnesium#: 0.641
Comments: FRESH SAMPLE ANALYSES
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 11
Hole: 396B Top/Bottom Interval(mm): 1180/1220
Core: 7 Sample Depth: 176.70
Sect: 2 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : 48.87 Al2O3: 15.44 Fe2O3(tot):
FeO(tot): 9.03 Fe2O3: 3.71 FeO : 5.69
MgO : 7.43 CaO : 12.08 Na2O :
K2O : 0.28 TiO2 : 1.38 MnO : 0.19
P2O5 : 0.11 LOI : H2O+ : 1.92
H2O- : CO2 : SO3 :
S : 0.04 Total: 99.82 Magnesium#: 0.620
Comments: ALTERED SAMPLE ANALYSES
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 12
Hole: 396B Top/Bottom Interval(mm): 1270/1300
Core: 7 Sample Depth: 176.79
Sect: 2 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : 49.99 Al2O3: 15.67 Fe2O3(tot):
FeO(tot): Fe2O3: 2.80 FeO : 6.30
MgO : 8.36 CaO : 11.53 Na2O : 2.60
K2O : 0.25 TiO2 : 1.36 MnO : 0.16
P2O5 : 0.16 LOI : 0.27 H2O+ : 1.00
H2O- : 0.46 CO2 : 0.19 SO3 :
S : Total: 100.37 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 174.00 Piece: 1B
Hole: 396B Top/Bottom Interval(mm): 60/ 200
Core: 7 Sample Depth: 177.13
Sect: 3 Analyst Name: Aoki, K.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : 48.57 Al2O3: 15.46 Fe2O3(tot):
FeO(tot): Fe2O3: 2.83 FeO : 6.24
MgO : 8.25 CaO : 11.64 Na2O : 2.61
K2O : 0.22 TiO2 : 1.45 MnO : 0.16
P2O5 : 0.15 LOI : H2O+ : 1.37
H2O- : 1.10 CO2 : SO3 :
S : Total: 100.05 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 183.50 Piece: 8A
Hole: 396B Top/Bottom Interval(mm): 600/ 670
Core: 8 Sample Depth: 184.14
Sect: 1 Analyst Name: Aoki, K.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT
SiO2 : 49.15 Al2O3: 14.64 Fe2O3(tot):
FeO(tot): Fe2O3: 3.77 FeO : 6.11
MgO : 7.90 CaO : 11.03 Na2O : 2.57
K2O : 0.28 TiO2 : 1.58 MnO : 0.17
P2O5 : 0.16 LOI : H2O+ : 1.31
H2O- : 1.31 CO2 : SO3 :
S : Total: 99.98 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 183.50 Piece: 8
Hole: 396B Top/Bottom Interval(mm): 620/ 640
Core: 8 Sample Depth: 184.13
Sect: 1 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS APHYRIC BASALT
SiO2 : 49.96 Al2O3: 15.38 Fe2O3(tot): 10.61
FeO(tot): Fe2O3: FeO :
MgO : 7.93 CaO : 11.50 Na2O : 2.58
K2O : 0.31 TiO2 : 1.51 MnO : 0.19
P2O5 : 0.16 LOI : 2.08 H2O+ : 1.24
H2O- : CO2 : 0.16 SO3 :
S : Total: Magnesium#: 0.60
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 183.50 Piece: 9
Hole: 396B Top/Bottom Interval(mm): 760/ 820
Core: 8 Sample Depth: 184.29
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT
SiO2 : 49.18 Al2O3: 15.90 Fe2O3(tot):
FeO(tot): 9.84 Fe2O3: 2.22 FeO : 7.84
MgO : 6.66 CaO : 11.62 Na2O :
K2O : 0.15 TiO2 : 1.56 MnO : 0.21
P2O5 : 0.15 LOI : H2O+ : 1.52
H2O- : CO2 : SO3 :
S : 0.06 Total: 99.84 Magnesium#: 0.573
Comments: GLASSY RIND PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 183.50 Piece: 9
Hole: 396B Top/Bottom Interval(mm): 760/ 820
Core: 8 Sample Depth: 184.29
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 49.78 Al2O3: 15.10 Fe2O3(tot):
FeO(tot): 9.50 Fe2O3: 4.64 FeO : 5.32
MgO : 7.86 CaO : 10.73 Na2O :
K2O : 0.20 TiO2 : 1.51 MnO : 0.17
P2O5 : 0.12 LOI : H2O+ : 1.94
H2O- : CO2 : SO3 :
S : 0.11 Total: 100.30 Magnesium#: 0.621
Comments: PLAG-OL SPARSELY PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 183.50 Piece: 10
Hole: 396B Top/Bottom Interval(mm): 840/ 940
Core: 8 Sample Depth: 184.39
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT
SiO2 : 49.26 Al2O3: 15.59 Fe2O3(tot):
FeO(tot): 9.64 Fe2O3: 4.59 FeO : 5.51
MgO : 6.94 CaO : 11.50 Na2O :
K2O : 0.19 TiO2 : 1.53 MnO : 0.21
P2O5 : 0.12 LOI : H2O+ : 2.00
H2O- : CO2 : SO3 :
S : 0.05 Total: 100.28 Magnesium#: 0.588
Comments: FRESH SAMPLE ANALYSES
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 183.50 Piece: 10
Hole: 396B Top/Bottom Interval(mm): 840/ 940
Core: 8 Sample Depth: 184.39
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT
SiO2 : 48.51 Al2O3: 16.00 Fe2O3(tot):
FeO(tot): 9.89 Fe2O3: 5.67 FeO : 4.79
MgO : 6.06 CaO : 11.82 Na2O : 2.89
K2O : 0.20 TiO2 : 1.59 MnO : 0.19
P2O5 : 0.14 LOI : H2O+ : 2.43
H2O- : CO2 : SO3 :
S : 0.03 Total: 100.32 Magnesium#: 0.548
Comments: ALTERED SAMPLE ANALYSES
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 183.50 Piece: 13
Hole: 396B Top/Bottom Interval(mm): 1140/1160
Core: 8 Sample Depth: 184.65
Sect: 1 Analyst Name: Honnorez, J.
Analytical Method(s):
Atomic absorption Atomic absorption Atomic absorption
Alteration Rock type Rock name
Moderate IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 48.80 Al2O3: 17.20 Fe2O3(tot):
FeO(tot): Fe2O3: 7.10 FeO : 4.16
MgO : 3.76 CaO : 11.75 Na2O : 2.73
K2O : 0.14 TiO2 : 1.76 MnO : 0.16
P2O5 : 0.27 LOI : H2O+ : 2.44
H2O- : CO2 : 0.23 SO3 :
S : Total: 98.51 Magnesium#:
Comments: BROWN SAMPLE,PILLOW MARGIN
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 183.50 Piece: 13
Hole: 396B Top/Bottom Interval(mm): 1180/1200
Core: 8 Sample Depth: 184.69
Sect: 1 Analyst Name: Honnorez, J.
Analytical Method(s):
Atomic absorption Atomic absorption Atomic absorption
Alteration Rock type Rock name
Fresh IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 50.30 Al2O3: 15.85 Fe2O3(tot):
FeO(tot): Fe2O3: 3.69 FeO : 6.56
MgO : 7.40 CaO : 10.70 Na2O : 2.30
K2O : 0.12 TiO2 : 1.58 MnO : 0.21
P2O5 : 0.14 LOI : H2O+ : 1.60
H2O- : CO2 : -0.1 SO3 :
S : Total: 100.37 Magnesium#:
Comments: GRAY SAMPLE,PILLOW MARGIN
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
Sample (or sample split) was analyzed more than once, e.g., both onboard
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 183.50 Piece: 13
Hole: 396B Top/Bottom Interval(mm): 1180/1200
Core: 8 Sample Depth: 184.69
Sect: 1 Analyst Name: Honnorez, J.
Analytical Method(s):
Atomic absorption Atomic absorption Atomic absorption
Alteration Rock type Rock name
Moderate IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 46.80 Al2O3: 17.35 Fe2O3(tot):
FeO(tot): Fe2O3: 6.86 FeO : 4.16
MgO : 4.28 CaO : 11.80 Na2O : 2.73
K2O : 0.12 TiO2 : 1.73 MnO : 0.15
P2O5 : 0.26 LOI : H2O+ : 2.40
H2O- : CO2 : 0.35 SO3 :
S : Total: 98.99 Magnesium#:
Comments: BROWN SAMPLE,PILLOW MARGIN
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
Sample (or sample split) was analyzed more than once, e.g., both onboard
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 183.50 Piece: 14B
Hole: 396B Top/Bottom Interval(mm): 1280/1350
Core: 8 Sample Depth: 184.82
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS OL SPARSELY PHYRIC BASALT
SiO2 : 49.97 Al2O3: 15.63 Fe2O3(tot):
FeO(tot): Fe2O3: 3.34 FeO : 6.70
MgO : 6.93 CaO : 11.59 Na2O : 2.60
K2O : 0.20 TiO2 : 1.52 MnO : 0.18
P2O5 : 0.18 LOI : 0.28 H2O+ : 1.21
H2O- : 0.52 CO2 : 0.25 SO3 :
S : Total: 100.30 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 183.50 Piece: 16
Hole: 396B Top/Bottom Interval(mm): 1450/1490
Core: 8 Sample Depth: 184.97
Sect: 1 Analyst Name: Honnorez, J.
Analytical Method(s):
Atomic absorption Atomic absorption Atomic absorption
Alteration Rock type Rock name
Moderate IGNEOUS OL SPARSELY PHYRIC BASALT
SiO2 : 47.50 Al2O3: 16.90 Fe2O3(tot):
FeO(tot): Fe2O3: 6.27 FeO : 4.80
MgO : 3.90 CaO : 12.55 Na2O : 2.81
K2O : 0.21 TiO2 : 1.50 MnO : 0.16
P2O5 : 0.25 LOI : H2O+ : 2.25
H2O- : CO2 : 0.25 SO3 :
S : Total: 99.35 Magnesium#:
Comments: BROWN SAMPLE
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 183.50 Piece: 1
Hole: 396B Top/Bottom Interval(mm): 30/ 70
Core: 8 Sample Depth: 185.05
Sect: 2 Analyst Name: Flower, M.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Moderate IGNEOUS GLASSY PILLOW MARGIN
SiO2 : 50.99 Al2O3: 14.99 Fe2O3(tot):
FeO(tot): 9.29 Fe2O3: FeO :
MgO : 7.94 CaO : 11.25 Na2O : 2.90
K2O : 0.11 TiO2 : 1.57 MnO : 0.15
P2O5 : 0.15 LOI : H2O+ :
H2O- : CO2 : SO3 : 0.09
S : Total: 99.33 Magnesium#:
Comments: OL SPARSELY PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 183.50 Piece: 2
Hole: 396B Top/Bottom Interval(mm): 170/ 190
Core: 8 Sample Depth: 185.18
Sect: 2 Analyst Name: Honnorez, J.
Analytical Method(s):
Atomic absorption Atomic absorption Atomic absorption
Alteration Rock type Rock name
Fresh IGNEOUS OL SPARSELY PHYRIC BASALT
SiO2 : 49.60 Al2O3: 15.45 Fe2O3(tot):
FeO(tot): Fe2O3: 3.49 FeO : 6.08
MgO : 7.40 CaO : 11.20 Na2O : 2.55
K2O : 0.22 TiO2 : 1.47 MnO : 0.18
P2O5 : 0.15 LOI : H2O+ : 1.30
H2O- : CO2 : 0.22 SO3 :
S : Total: 98.64 Magnesium#:
Comments: GRAY SAMPLE
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
Sample (or sample split) was analyzed more than once, e.g., both onboard
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 183.50 Piece: 2
Hole: 396B Top/Bottom Interval(mm): 170/ 190
Core: 8 Sample Depth: 185.18
Sect: 2 Analyst Name: Honnorez, J.
Analytical Method(s):
Atomic absorption Atomic absorption Atomic absorption
Alteration Rock type Rock name
Moderate IGNEOUS OL SPARSELY PHYRIC BASALT
SiO2 : 47.50 Al2O3: 16.60 Fe2O3(tot):
FeO(tot): Fe2O3: 6.25 FeO : 4.48
MgO : 4.10 CaO : 11.72 Na2O : 2.80
K2O : 0.22 TiO2 : 1.66 MnO : 0.17
P2O5 : 0.20 LOI : H2O+ : 2.85
H2O- : CO2 : 0.35 SO3 :
S : Total: 98.90 Magnesium#:
Comments: BROWN SAMPLE
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
Sample (or sample split) was analyzed more than once, e.g., both onboard
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 183.50 Piece: 3
Hole: 396B Top/Bottom Interval(mm): 220/ 230
Core: 8 Sample Depth: 185.22
Sect: 2 Analyst Name: Sato, H.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS BASALTIC GLASS
SiO2 : 50.7 Al2O3: 15.5 Fe2O3(tot):
FeO(tot): 9.51 Fe2O3: FeO :
MgO : 8.06 CaO : 11.29 Na2O : 2.85
K2O : 0.10 TiO2 : 1.51 MnO : 0.16
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.7 Magnesium#:
Comments: PLAG SPARSELY PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 183.50 Piece: 4B
Hole: 396B Top/Bottom Interval(mm): 410/ 430
Core: 8 Sample Depth: 185.42
Sect: 2 Analyst Name: Mevel, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT
SiO2 : 49.44 Al2O3: 15.15 Fe2O3(tot): 10.45
FeO(tot): Fe2O3: FeO :
MgO : 8.03 CaO : 11.57 Na2O :
K2O : 0.27 TiO2 : 1.52 MnO : 0.17
P2O5 : 0.14 LOI : H2O+ : 1.24
H2O- : 1.42 CO2 : SO3 :
S : Total: Magnesium#:
Comments: PILLOW MARGIN
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
H2O is loss on ignition.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 183.50 Piece: 6
Hole: 396B Top/Bottom Interval(mm): 600/ 620
Core: 8 Sample Depth: 185.61
Sect: 2 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS APHYRIC BASALT
SiO2 : 50.13 Al2O3: 15.30 Fe2O3(tot): 10.29
FeO(tot): Fe2O3: FeO :
MgO : 7.17 CaO : 11.80 Na2O : 2.76
K2O : 0.27 TiO2 : 1.55 MnO : 0.19
P2O5 : 0.14 LOI : 3.57 H2O+ : 1.21
H2O- : CO2 : 0.50 SO3 :
S : Total: Magnesium#: 0.58
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 193.00 Piece: 5
Hole: 396B Top/Bottom Interval(mm): 230/ 260
Core: 9 Sample Depth: 193.25
Sect: 1 Analyst Name: Sato, H.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS BASALTIC GLASS
SiO2 : 51.3 Al2O3: 16.0 Fe2O3(tot):
FeO(tot): 9.45 Fe2O3: FeO :
MgO : 8.20 CaO : 11.02 Na2O : 2.75
K2O : TiO2 : 1.51 MnO : 0.16
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: Magnesium#:
Comments: OL-PLAG SPARSELY PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 193.00 Piece: 6D
Hole: 396B Top/Bottom Interval(mm): 400/ 490
Core: 9 Sample Depth: 193.45
Sect: 1 Analyst Name: Mevel, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 48.99 Al2O3: 15.95 Fe2O3(tot): 11.24
FeO(tot): Fe2O3: FeO :
MgO : 6.89 CaO : 12.26 Na2O :
K2O : 0.27 TiO2 : 1.61 MnO : 0.18
P2O5 : 0.18 LOI : H2O+ : 0.70
H2O- : 0.93 CO2 : SO3 :
S : Total: Magnesium#:
Comments: PILLOW RIND
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
H2O is loss on ignition.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 193.00 Piece: 10
Hole: 396B Top/Bottom Interval(mm): 750/ 800
Core: 9 Sample Depth: 193.78
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.86 Al2O3: 15.68 Fe2O3(tot):
FeO(tot): Fe2O3: 3.41 FeO : 6.70
MgO : 7.08 CaO : 11.55 Na2O : 2.70
K2O : 0.20 TiO2 : 1.54 MnO : 0.18
P2O5 : 0.18 LOI : 0.30 H2O+ : 1.22
H2O- : 0.55 CO2 : 0.24 SO3 :
S : Total: 100.54 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 193.00 Piece: 15B
Hole: 396B Top/Bottom Interval(mm): 1180/1240
Core: 9 Sample Depth: 194.21
Sect: 1 Analyst Name: Aoki, K.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Moderate IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 48.78 Al2O3: 14.69 Fe2O3(tot):
FeO(tot): Fe2O3: 3.74 FeO : 5.54
MgO : 7.26 CaO : 11.49 Na2O : 2.65
K2O : 0.28 TiO2 : 1.63 MnO : 0.19
P2O5 : 0.16 LOI : H2O+ : 1.36
H2O- : 1.57 CO2 : SO3 :
S : Total: 99.34 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 193.00 Piece: 8
Hole: 396B Top/Bottom Interval(mm): 740/ 820
Core: 9 Sample Depth: 195.28
Sect: 2 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS GLASSY RIND
SiO2 : 49.90 Al2O3: 15.38 Fe2O3(tot):
FeO(tot): 9.60 Fe2O3: 1.20 FeO : 8.52
MgO : 7.33 CaO : 11.31 Na2O : 2.68
K2O : 0.18 TiO2 : 1.54 MnO : 0.20
P2O5 : 0.14 LOI : H2O+ : 1.44
H2O- : CO2 : SO3 :
S : 0.07 Total: 99.81 Magnesium#: 0.602
Comments: APHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 193.00 Piece: 8
Hole: 396B Top/Bottom Interval(mm): 740/ 820
Core: 9 Sample Depth: 195.28
Sect: 2 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : 49.46 Al2O3: 15.00 Fe2O3(tot):
FeO(tot): 9.49 Fe2O3: 2.86 FeO : 6.92
MgO : 7.77 CaO : 10.68 Na2O : 2.79
K2O : 0.23 TiO2 : 1.51 MnO : 0.18
P2O5 : 0.09 LOI : H2O+ : 1.60
H2O- : CO2 : SO3 :
S : 0.10 Total: 99.19 Magnesium#: 0.619
Comments: GLASSY RIND PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 193.00 Piece: 16
Hole: 396B Top/Bottom Interval(mm): 1250/1280
Core: 9 Sample Depth: 195.76
Sect: 2 Analyst Name: Flower, M.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
IGNEOUS BASALTIC GLASS
SiO2 : 50.48 Al2O3: 15.47 Fe2O3(tot):
FeO(tot): 9.31 Fe2O3: FeO :
MgO : 8.28 CaO : 11.38 Na2O : 3.00
K2O : 0.13 TiO2 : 1.56 MnO : 0.18
P2O5 : 0.25 LOI : H2O+ :
H2O- : CO2 : SO3 : 0.17
S : Total: 100.21 Magnesium#:
Comments: OL-PLAG SPARSELY PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
Sample (or sample split) was analyzed more than once, e.g., both onboard
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 193.00 Piece: 16
Hole: 396B Top/Bottom Interval(mm): 1250/1280
Core: 9 Sample Depth: 195.76
Sect: 2 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.30 Al2O3: 15.80 Fe2O3(tot):
FeO(tot): Fe2O3: 3.81 FeO : 6.40
MgO : 7.05 CaO : 11.82 Na2O : 2.80
K2O : 0.16 TiO2 : 1.57 MnO : 0.18
P2O5 : 0.16 LOI : 0.50 H2O+ : 1.10
H2O- : 0.58 CO2 : 0.21 SO3 :
S : Total: 100.36 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
Sample (or sample split) was analyzed more than once, e.g., both onboard
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 193.00 Piece: 2A
Hole: 396B Top/Bottom Interval(mm): 140/ 160
Core: 9 Sample Depth: 196.15
Sect: 3 Analyst Name: Mevel, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 50.22 Al2O3: 15.50 Fe2O3(tot): 9.92
FeO(tot): Fe2O3: FeO :
MgO : 7.10 CaO : 11.93 Na2O :
K2O : 0.23 TiO2 : 1.59 MnO : 0.15
P2O5 : 0.15 LOI : H2O+ : 0.64
H2O- : 0.50 CO2 : SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
H2O is loss on ignition.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 193.00 Piece: 2
Hole: 396B Top/Bottom Interval(mm): 190/ 230
Core: 9 Sample Depth: 196.21
Sect: 3 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.21 Al2O3: 15.01 Fe2O3(tot):
FeO(tot): 8.97 Fe2O3: 4.50 FeO : 4.92
MgO : 7.60 CaO : 11.12 Na2O : 2.81
K2O : 0.23 TiO2 : 1.50 MnO : 0.18
P2O5 : 0.10 LOI : H2O+ : 2.66
H2O- : CO2 : SO3 :
S : 0.00 Total: 99.84 Magnesium#: 0.627
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 202.50 Piece: 8
Hole: 396B Top/Bottom Interval(mm): 430/ 460
Core: 10 Sample Depth: 202.95
Sect: 1 Analyst Name: Mevel, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS OL SPARSELY PHYRIC BASALT
SiO2 : 49.89 Al2O3: 14.91 Fe2O3(tot): 10.31
FeO(tot): Fe2O3: FeO :
MgO : 7.60 CaO : 11.51 Na2O :
K2O : 0.28 TiO2 : 1.56 MnO : 0.16
P2O5 : 0.15 LOI : H2O+ : 0.88
H2O- : 1.36 CO2 : SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
H2O is loss on ignition.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 202.50 Piece: 9A
Hole: 396B Top/Bottom Interval(mm): 480/ 530
Core: 10 Sample Depth: 203.01
Sect: 1 Analyst Name: Aoki, K.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Fresh IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.46 Al2O3: 15.40 Fe2O3(tot):
FeO(tot): Fe2O3: 3.12 FeO : 7.04
MgO : 7.46 CaO : 11.15 Na2O : 2.69
K2O : 0.19 TiO2 : 1.67 MnO : 0.17
P2O5 : 0.16 LOI : H2O+ : 0.92
H2O- : 0.59 CO2 : SO3 :
S : Total: 100.02 Magnesium#:
Comments: GLASSY RIND PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 202.50 Piece: 9A
Hole: 396B Top/Bottom Interval(mm): 480/ 530
Core: 10 Sample Depth: 203.01
Sect: 1 Analyst Name: Sato, H.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS BASALTIC GLASS
SiO2 : 50.6 Al2O3: 15.5 Fe2O3(tot):
FeO(tot): 9.59 Fe2O3: FeO :
MgO : 8.08 CaO : 11.27 Na2O : 2.82
K2O : 0.12 TiO2 : 1.54 MnO : 0.17
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.7 Magnesium#:
Comments: OL-PLAG SPARSELY PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 202.50 Piece: 9A
Hole: 396B Top/Bottom Interval(mm): 480/ 530
Core: 10 Sample Depth: 203.01
Sect: 1 Analyst Name: Aoki, K.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Fresh IGNEOUS BASALTIC GLASS
SiO2 : 50.41 Al2O3: 15.34 Fe2O3(tot):
FeO(tot): Fe2O3: 1.09 FeO : 8.79
MgO : 8.20 CaO : 11.06 Na2O : 2.71
K2O : 0.13 TiO2 : 1.60 MnO : 0.18
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.51 Magnesium#:
Comments: SEPARATED FRESH GLASS ANALYSES
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 202.50 Piece: 9A
Hole: 396B Top/Bottom Interval(mm): 510/ 530
Core: 10 Sample Depth: 203.02
Sect: 1 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS APHYRIC BASALT
SiO2 : 49.85 Al2O3: 15.41 Fe2O3(tot): 10.90
FeO(tot): Fe2O3: FeO :
MgO : 7.70 CaO : 11.79 Na2O : 2.68
K2O : 0.17 TiO2 : 1.54 MnO : 0.20
P2O5 : 0.15 LOI : 1.43 H2O+ : 0.83
H2O- : CO2 : 0.18 SO3 :
S : Total: Magnesium#: 0.58
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 202.50 Piece: 10
Hole: 396B Top/Bottom Interval(mm): 660/ 680
Core: 10 Sample Depth: 203.17
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT
SiO2 : 51.14 Al2O3: 14.93 Fe2O3(tot):
FeO(tot): 9.43 Fe2O3: FeO :
MgO : 7.53 CaO : 11.34 Na2O : 2.85
K2O : 0.11 TiO2 : 1.54 MnO : 0.16
P2O5 : 0.19 LOI : H2O+ :
H2O- : CO2 : SO3 : 0.11
S : Total: 99.41 Magnesium#:
Comments: GLASS ANALYSES
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 202.50 Piece: 11
Hole: 396B Top/Bottom Interval(mm): 700/ 760
Core: 10 Sample Depth: 203.23
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Slight IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 50.92 Al2O3: 14.78 Fe2O3(tot):
FeO(tot): 9.51 Fe2O3: FeO :
MgO : 7.98 CaO : 11.04 Na2O : 2.92
K2O : 0.11 TiO2 : 1.49 MnO : 0.21
P2O5 : 0.17 LOI : H2O+ :
H2O- : CO2 : SO3 : 0.14
S : Total: 99.27 Magnesium#:
Comments: GLASS ANALYSES
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 202.50 Piece: 15
Hole: 396B Top/Bottom Interval(mm): 960/1010
Core: 10 Sample Depth: 203.49
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.42 Al2O3: 15.36 Fe2O3(tot):
FeO(tot): 9.58 Fe2O3: 2.14 FeO : 7.65
MgO : 7.69 CaO : 11.30 Na2O : 2.74
K2O : 0.16 TiO2 : 1.54 MnO : 0.19
P2O5 : 0.11 LOI : H2O+ : 1.62
H2O- : CO2 : SO3 :
S : 0.08 Total: 100.00 Magnesium#: 0.614
Comments: GLASSY RIND PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 202.50 Piece: 3
Hole: 396B Top/Bottom Interval(mm): 140/ 180
Core: 10 Sample Depth: 204.16
Sect: 2 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS GLASSY RIND
SiO2 : 50.49 Al2O3: 14.80 Fe2O3(tot):
FeO(tot): 9.43 Fe2O3: 0.38 FeO : 9.09
MgO : 7.86 CaO : 11.06 Na2O : 2.73
K2O : 0.12 TiO2 : 1.51 MnO : 0.20
P2O5 : 0.10 LOI : H2O+ : 0.49
H2O- : CO2 : SO3 :
S : 0.11 Total: 98.93 Magnesium#: 0.623
Comments: PLAG SPARSELY PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 202.50 Piece: 3
Hole: 396B Top/Bottom Interval(mm): 140/ 180
Core: 10 Sample Depth: 204.16
Sect: 2 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 50.19 Al2O3: 15.33 Fe2O3(tot):
FeO(tot): 9.53 Fe2O3: 1.84 FeO : 7.87
MgO : 7.75 CaO : 11.24 Na2O : 2.68
K2O : 0.14 TiO2 : 1.53 MnO : 0.20
P2O5 : 0.12 LOI : H2O+ : 1.69
H2O- : CO2 : SO3 :
S : 0.08 Total: 100.65 Magnesium#: 0.617
Comments: GLASSY RIND PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 202.50 Piece: 5
Hole: 396B Top/Bottom Interval(mm): 290/ 330
Core: 10 Sample Depth: 204.31
Sect: 2 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.58 Al2O3: 15.43 Fe2O3(tot):
FeO(tot): 9.61 Fe2O3: 2.81 FeO : 7.08
MgO : 7.28 CaO : 11.36 Na2O : 2.74
K2O : 0.18 TiO2 : 1.54 MnO : 0.20
P2O5 : 0.13 LOI : H2O+ : 1.49
H2O- : CO2 : SO3 :
S : 0.06 Total: 99.88 Magnesium#: 0.600
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 202.50 Piece: 9
Hole: 396B Top/Bottom Interval(mm): 590/ 610
Core: 10 Sample Depth: 204.60
Sect: 2 Analyst Name: Mevel, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.22 Al2O3: 15.23 Fe2O3(tot): 10.53
FeO(tot): Fe2O3: FeO :
MgO : 7.38 CaO : 11.88 Na2O :
K2O : 0.26 TiO2 : 1.53 MnO : 0.17
P2O5 : 0.15 LOI : H2O+ : 0.67
H2O- : 0.59 CO2 : SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
H2O is loss on ignition.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 202.50 Piece: 12
Hole: 396B Top/Bottom Interval(mm): 790/ 880
Core: 10 Sample Depth: 204.84
Sect: 2 Analyst Name:
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
IGNEOUS BASALTIC GLASS
SiO2 : 50.4 Al2O3: 15.3 Fe2O3(tot):
FeO(tot): 9.6 Fe2O3: FeO :
MgO : 8.2 CaO : 10.9 Na2O : 2.76
K2O : 0.09 TiO2 : 1.58 MnO : 0.15
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.0 Magnesium#:
Comments: PLAG SPARSELY PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 212.00 Piece: 6
Hole: 396B Top/Bottom Interval(mm): 550/ 590
Core: 11 Sample Depth: 212.57
Sect: 1 Analyst Name: Sato, H.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS BASALTIC GLASS
SiO2 : 51.7 Al2O3: 15.4 Fe2O3(tot):
FeO(tot): 9.57 Fe2O3: FeO :
MgO : 8.02 CaO : 11.32 Na2O : 2.77
K2O : 0.12 TiO2 : 1.49 MnO : 0.16
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.5 Magnesium#:
Comments: OL-PLAG SPARSELY PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 212.00 Piece: 6
Hole: 396B Top/Bottom Interval(mm): 560/ 580
Core: 11 Sample Depth: 212.57
Sect: 1 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS APHYRIC BASALT
SiO2 : 49.82 Al2O3: 15.28 Fe2O3(tot): 10.71
FeO(tot): Fe2O3: FeO :
MgO : 7.77 CaO : 11.79 Na2O : 2.63
K2O : 0.20 TiO2 : 1.54 MnO : 0.20
P2O5 : 0.14 LOI : 1.39 H2O+ : 0.83
H2O- : CO2 : 0.17 SO3 :
S : Total: Magnesium#: 0.59
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 212.00 Piece: 8
Hole: 396B Top/Bottom Interval(mm): 700/ 730
Core: 11 Sample Depth: 212.72
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 48.88 Al2O3: 15.55 Fe2O3(tot):
FeO(tot): 9.58 Fe2O3: 2.06 FeO : 7.73
MgO : 7.42 CaO : 11.13 Na2O : 2.84
K2O : 0.19 TiO2 : 1.53 MnO : 0.20
P2O5 : 0.11 LOI : H2O+ : 2.60
H2O- : CO2 : SO3 :
S : 0.08 Total: 100.19 Magnesium#: 0.605
Comments: GLASSY RIND PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 212.00 Piece: 9
Hole: 396B Top/Bottom Interval(mm): 780/ 860
Core: 11 Sample Depth: 212.82
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT
SiO2 : 49.20 Al2O3: 14.96 Fe2O3(tot):
FeO(tot): 9.46 Fe2O3: 3.20 FeO : 6.58
MgO : 7.68 CaO : 11.14 Na2O : 2.78
K2O : 0.25 TiO2 : 1.50 MnO : 0.20
P2O5 : 0.13 LOI : H2O+ : 1.94
H2O- : CO2 : SO3 :
S : 0.04 Total: 99.60 Magnesium#: 0.617
Comments: FRESH SAMPLE ANALYSES
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 212.00 Piece: 9
Hole: 396B Top/Bottom Interval(mm): 780/ 860
Core: 11 Sample Depth: 212.82
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT
SiO2 : 49.12 Al2O3: 15.46 Fe2O3(tot):
FeO(tot): 9.56 Fe2O3: 4.51 FeO : 5.50
MgO : 6.26 CaO : 11.47 Na2O : 2.94
K2O : 0.22 TiO2 : 1.54 MnO : 0.20
P2O5 : 0.14 LOI : H2O+ : 2.72
H2O- : CO2 : SO3 :
S : 0.04 Total: 100.20 Magnesium#: 0.565
Comments: ALTERED SAMPLE ANALYSES
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 212.00 Piece: 10B
Hole: 396B Top/Bottom Interval(mm): 970/ 990
Core: 11 Sample Depth: 212.98
Sect: 1 Analyst Name: Mevel, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.19 Al2O3: 15.06 Fe2O3(tot): 10.74
FeO(tot): Fe2O3: FeO :
MgO : 7.75 CaO : 11.59 Na2O :
K2O : 0.24 TiO2 : 1.54 MnO : 0.17
P2O5 : 0.14 LOI : H2O+ : 0.38
H2O- : 0.64 CO2 : SO3 :
S : Total: Magnesium#:
Comments: GLASSY RIND PRESENT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
H2O is loss on ignition.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 212.00 Piece: 12
Hole: 396B Top/Bottom Interval(mm): 1100/1170
Core: 11 Sample Depth: 213.14
Sect: 1 Analyst Name: Aoki, K.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT
SiO2 : 48.62 Al2O3: 15.18 Fe2O3(tot):
FeO(tot): Fe2O3: 3.67 FeO : 6.46
MgO : 7.79 CaO : 11.12 Na2O : 2.71
K2O : 0.22 TiO2 : 1.62 MnO : 0.18
P2O5 : 0.16 LOI : H2O+ : 1.30
H2O- : 1.00 CO2 : SO3 :
S : Total: 100.03 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 212.00 Piece: 1
Hole: 396B Top/Bottom Interval(mm): 50/ 70
Core: 11 Sample Depth: 213.56
Sect: 2 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS APHYRIC BASALT
SiO2 : 50.21 Al2O3: 15.39 Fe2O3(tot): 10.61
FeO(tot): Fe2O3: FeO :
MgO : 7.87 CaO : 11.74 Na2O : 2.49
K2O : 0.25 TiO2 : 1.54 MnO : 0.18
P2O5 : 0.14 LOI : 2.23 H2O+ : 0.95
H2O- : CO2 : 0.32 SO3 :
S : Total: Magnesium#: 0.60
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 212.00 Piece: 2
Hole: 396B Top/Bottom Interval(mm): 180/ 200
Core: 11 Sample Depth: 213.69
Sect: 2 Analyst Name: Mevel, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT
SiO2 : 49.46 Al2O3: 15.03 Fe2O3(tot): 10.55
FeO(tot): Fe2O3: FeO :
MgO : 7.50 CaO : 11.55 Na2O :
K2O : 0.24 TiO2 : 1.54 MnO : 0.17
P2O5 : 0.15 LOI : H2O+ : 0.45
H2O- : 0.41 CO2 : SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
H2O is loss on ignition.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 212.00 Piece: 3A
Hole: 396B Top/Bottom Interval(mm): 270/ 330
Core: 11 Sample Depth: 213.80
Sect: 2 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.99 Al2O3: 15.28 Fe2O3(tot):
FeO(tot): Fe2O3: 5.69 FeO : 4.00
MgO : 7.57 CaO : 11.25 Na2O : 2.80
K2O : 0.30 TiO2 : 1.48 MnO : 0.16
P2O5 : 0.20 LOI : 0.71 H2O+ : 1.70
H2O- : 1.10 CO2 : 0.13 SO3 :
S : Total: 100.55 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 212.00 Piece: 4
Hole: 396B Top/Bottom Interval(mm): 360/ 400
Core: 11 Sample Depth: 213.88
Sect: 2 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS GLASSY RIND
SiO2 : 50.39 Al2O3: 15.29 Fe2O3(tot):
FeO(tot): 9.50 Fe2O3: 0.73 FeO : 8.84
MgO : 8.17 CaO : 11.14 Na2O : 2.78
K2O : 0.14 TiO2 : 1.52 MnO : 0.16
P2O5 : 0.12 LOI : H2O+ : 0.74
H2O- : CO2 : SO3 :
S : 0.12 Total: 100.14 Magnesium#: 0.630
Comments: PLAG-OL SPARSELY PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 212.00 Piece: 4
Hole: 396B Top/Bottom Interval(mm): 360/ 400
Core: 11 Sample Depth: 213.88
Sect: 2 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT
SiO2 : 49.67 Al2O3: 15.31 Fe2O3(tot):
FeO(tot): 9.44 Fe2O3: 1.81 FeO : 7.81
MgO : 7.83 CaO : 11.18 Na2O : 2.67
K2O : 0.15 TiO2 : 1.51 MnO : 0.20
P2O5 : 0.12 LOI : H2O+ : 1.30
H2O- : CO2 : SO3 :
S : 0.08 Total: 99.64 Magnesium#: 0.622
Comments: GLASSY RIND PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 212.00 Piece: 4
Hole: 396B Top/Bottom Interval(mm): 370/ 390
Core: 11 Sample Depth: 213.88
Sect: 2 Analyst Name: Sato, H.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Moderate IGNEOUS BASALTIC GLASS
SiO2 : 51.0 Al2O3: 15.6 Fe2O3(tot):
FeO(tot): 9.61 Fe2O3: FeO :
MgO : 8.15 CaO : 11.15 Na2O : 2.81
K2O : 0.12 TiO2 : 1.51 MnO : 0.18
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.1 Magnesium#:
Comments: PLAG-OL SPARSELY PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 214.50 Piece: 1
Hole: 396B Top/Bottom Interval(mm): 90/ 110
Core: 12 Sample Depth: 214.60
Sect: 1 Analyst Name: Honnorez, J.
Analytical Method(s):
Alteration Rock type Rock name
Slight IGNEOUS APHYRIC BASALT
SiO2 : 49.20 Al2O3: 14.75 Fe2O3(tot):
FeO(tot): Fe2O3: 3.45 FeO : 5.84
MgO : 7.50 CaO : 10.33 Na2O : 2.55
K2O : 0.23 TiO2 : 1.43 MnO : 0.17
P2O5 : 0.16 LOI : H2O+ : 2.45
H2O- : CO2 : 0.10 SO3 :
S : Total: 98.16 Magnesium#:
Comments: GRAY SAMPLE
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 214.50 Piece: 3A
Hole: 396B Top/Bottom Interval(mm): 230/ 340
Core: 12 Sample Depth: 214.79
Sect: 1 Analyst Name:
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
IGNEOUS GLASSY PILLOW RIND
SiO2 : 50.4 Al2O3: 15.3 Fe2O3(tot):
FeO(tot): 9.2 Fe2O3: FeO :
MgO : 8.0 CaO : 11.3 Na2O : 2.84
K2O : 0.11 TiO2 : 1.52 MnO : 0.14
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 98.8 Magnesium#:
Comments: APHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 214.50 Piece: 3
Hole: 396B Top/Bottom Interval(mm): 270/ 290
Core: 12 Sample Depth: 214.78
Sect: 1 Analyst Name: Honnorez, J.
Analytical Method(s):
Atomic absorption Atomic absorption Atomic absorption
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : 46.80 Al2O3: 16.55 Fe2O3(tot):
FeO(tot): Fe2O3: 6.99 FeO : 4.00
MgO : 4.45 CaO : 11.55 Na2O : 2.62
K2O : 0.22 TiO2 : 1.62 MnO : 0.20
P2O5 : 0.21 LOI : H2O+ : 3.60
H2O- : CO2 : 0.10 SO3 :
S : Total: 98.91 Magnesium#:
Comments: BROWN SAMPLE,PILLOW RIND WITH GLASSY RIM
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 214.50 Piece: 7
Hole: 396B Top/Bottom Interval(mm): 1100/1120
Core: 12 Sample Depth: 215.61
Sect: 1 Analyst Name: Mevel, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS APHYRIC BASALT
SiO2 : 50.01 Al2O3: 14.93 Fe2O3(tot): 10.58
FeO(tot): Fe2O3: FeO :
MgO : 7.65 CaO : 11.48 Na2O :
K2O : 0.26 TiO2 : 1.52 MnO : 0.16
P2O5 : 0.13 LOI : H2O+ : 1.01
H2O- : 1.21 CO2 : SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
H2O is loss on ignition.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 214.50 Piece: 7C
Hole: 396B Top/Bottom Interval(mm): 1170/1200
Core: 12 Sample Depth: 215.68
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS APHYRIC BASALT
SiO2 : 49.98 Al2O3: 15.13 Fe2O3(tot):
FeO(tot): 9.06 Fe2O3: 3.57 FeO : 5.85
MgO : 7.65 CaO : 11.06 Na2O : 2.88
K2O : 0.26 TiO2 : 1.48 MnO : 0.18
P2O5 : 0.15 LOI : H2O+ : 2.53
H2O- : CO2 : SO3 :
S : 0.03 Total: 100.75 Magnesium#: 0.626
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 214.50 Piece: 8
Hole: 396B Top/Bottom Interval(mm): 1260/1330
Core: 12 Sample Depth: 215.80
Sect: 1 Analyst Name: Aoki, K.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Slight IGNEOUS APHYRIC BASALT
SiO2 : 48.06 Al2O3: 15.42 Fe2O3(tot):
FeO(tot): Fe2O3: 4.44 FeO : 5.29
MgO : 7.46 CaO : 10.89 Na2O : 2.74
K2O : 0.31 TiO2 : 1.58 MnO : 0.19
P2O5 : 0.16 LOI : H2O+ : 1.94
H2O- : 1.33 CO2 : SO3 :
S : Total: 99.81 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 214.50 Piece: 8
Hole: 396B Top/Bottom Interval(mm): 1270/1290
Core: 12 Sample Depth: 215.78
Sect: 1 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS APHYRIC BASALT
SiO2 : 50.00 Al2O3: 15.07 Fe2O3(tot): 10.49
FeO(tot): Fe2O3: FeO :
MgO : 7.76 CaO : 11.50 Na2O : 2.78
K2O : 0.29 TiO2 : 1.51 MnO : 0.18
P2O5 : 0.14 LOI : 2.96 H2O+ : 1.30
H2O- : CO2 : 0.18 SO3 :
S : Total: Magnesium#: 0.59
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 216.00 Piece: 2
Hole: 396B Top/Bottom Interval(mm): 130/ 180
Core: 13 Sample Depth: 216.16
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
IGNEOUS GLASSY PILLOW MARGIN
SiO2 : 51.09 Al2O3: 15.79 Fe2O3(tot):
FeO(tot): 9.03 Fe2O3: FeO :
MgO : 7.83 CaO : 10.87 Na2O : 2.80
K2O : 0.13 TiO2 : 1.50 MnO : 0.20
P2O5 : 0.18 LOI : H2O+ :
H2O- : CO2 : SO3 : 0.08
S : Total: 99.50 Magnesium#:
Comments: OL-PLAG SPARSELY PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 216.00 Piece: 3
Hole: 396B Top/Bottom Interval(mm): 300/ 330
Core: 13 Sample Depth: 216.32
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 50.16 Al2O3: 15.22 Fe2O3(tot):
FeO(tot): 9.48 Fe2O3: 2.60 FeO : 7.14
MgO : 8.00 CaO : 11.22 Na2O : 2.71
K2O : 0.22 TiO2 : 1.51 MnO : 0.19
P2O5 : 0.14 LOI : H2O+ : 1.47
H2O- : CO2 : SO3 :
S : 0.08 Total: 100.66 Magnesium#: 0.626
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 216.00 Piece: 4
Hole: 396B Top/Bottom Interval(mm): 350/ 400
Core: 13 Sample Depth: 216.38
Sect: 1 Analyst Name: Sato, H.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS BASALTIC GLASS
SiO2 : 51.0 Al2O3: 15.5 Fe2O3(tot):
FeO(tot): 9.58 Fe2O3: FeO :
MgO : 8.14 CaO : 11.13 Na2O : 2.83
K2O : 0.12 TiO2 : 1.49 MnO : 0.16
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.9 Magnesium#:
Comments: OL-PLAG SPARSELY PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 216.00 Piece: 4B
Hole: 396B Top/Bottom Interval(mm): 450/ 470
Core: 13 Sample Depth: 216.46
Sect: 1 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS APHYRIC BASALT
SiO2 : 49.86 Al2O3: 15.28 Fe2O3(tot): 10.65
FeO(tot): Fe2O3: FeO :
MgO : 8.16 CaO : 11.60 Na2O : 2.64
K2O : 0.25 TiO2 : 1.53 MnO : 0.18
P2O5 : 0.16 LOI : 2.06 H2O+ : 0.86
H2O- : CO2 : 0.18 SO3 :
S : Total: Magnesium#: 0.60
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 216.00 Piece: 8
Hole: 396B Top/Bottom Interval(mm): 1020/1050
Core: 13 Sample Depth: 217.04
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 49.39 Al2O3: 15.70 Fe2O3(tot):
FeO(tot): 9.73 Fe2O3: 1.42 FeO : 8.45
MgO : 7.12 CaO : 11.44 Na2O : 2.85
K2O : 0.17 TiO2 : 1.56 MnO : 0.21
P2O5 : 0.14 LOI : H2O+ : 1.53
H2O- : CO2 : SO3 :
S : 0.08 Total: 100.06 Magnesium#: 0.592
Comments: OL-PLAG SPARSELY PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 216.00 Piece: 8
Hole: 396B Top/Bottom Interval(mm): 1020/1050
Core: 13 Sample Depth: 217.04
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 48.88 Al2O3: 15.10 Fe2O3(tot):
FeO(tot): 9.62 Fe2O3: 3.03 FeO : 6.89
MgO : 7.81 CaO : 10.22 Na2O : 2.78
K2O : 0.38 TiO2 : 1.51 MnO : 0.18
P2O5 : 0.10 LOI : H2O+ : 2.40
H2O- : CO2 : SO3 :
S : 0.10 Total: 99.37 Magnesium#: 0.6116
Comments: GLASSY RIND PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 216.00 Piece: 3
Hole: 396B Top/Bottom Interval(mm): 210/ 250
Core: 13 Sample Depth: 217.73
Sect: 2 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 48.92 Al2O3: 15.03 Fe2O3(tot):
FeO(tot): 9.72 Fe2O3: 2.42 FeO : 7.54
MgO : 7.12 CaO : 10.94 Na2O : 2.77
K2O : 0.16 TiO2 : 1.54 MnO : 0.19
P2O5 : 0.14 LOI : H2O+ : 1.40
H2O- : CO2 : SO3 :
S : 0.08 Total: 98.25 Magnesium#: 0.592
Comments: OL-PLAG SPARSELY PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 216.00 Piece: 4
Hole: 396B Top/Bottom Interval(mm): 280/ 330
Core: 13 Sample Depth: 217.81
Sect: 2 Analyst Name: Flower, M.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS BASALTIC GLASS
SiO2 : 51.05 Al2O3: 15.25 Fe2O3(tot):
FeO(tot): 9.59 Fe2O3: FeO :
MgO : 8.04 CaO : 11.24 Na2O : 2.98
K2O : 0.13 TiO2 : 1.54 MnO : 0.18
P2O5 : 0.17 LOI : H2O+ :
H2O- : CO2 : SO3 : 0.10
S : Total: 100.27 Magnesium#:
Comments: OL SPARSELY PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 216.00 Piece: 5A
Hole: 396B Top/Bottom Interval(mm): 370/ 450
Core: 13 Sample Depth: 217.91
Sect: 2 Analyst Name: Aoki, K.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Fresh IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.16 Al2O3: 15.33 Fe2O3(tot):
FeO(tot): Fe2O3: 2.81 FeO : 6.97
MgO : 7.75 CaO : 11.08 Na2O : 2.73
K2O : 0.22 TiO2 : 1.64 MnO : 0.17
P2O5 : 0.15 LOI : H2O+ : 1.26
H2O- : 0.66 CO2 : SO3 :
S : Total: 99.93 Magnesium#:
Comments: GLASSY RIND PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 216.00 Piece: 5
Hole: 396B Top/Bottom Interval(mm): 370/ 450
Core: 13 Sample Depth: 217.91
Sect: 2 Analyst Name: Sato, H.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS BASALTIC GLASS
SiO2 : 50.6 Al2O3: 15.4 Fe2O3(tot):
FeO(tot): 9.60 Fe2O3: FeO :
MgO : 8.01 CaO : 11.14 Na2O : 2.84
K2O : 0.11 TiO2 : 1.44 MnO : 0.14
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.3 Magnesium#:
Comments: OL-PLAG SPARSELY PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 216.00 Piece: 5A
Hole: 396B Top/Bottom Interval(mm): 490/ 510
Core: 13 Sample Depth: 218.00
Sect: 2 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS APHYRIC BASALT
SiO2 : 50.30 Al2O3: 15.10 Fe2O3(tot): 10.26
FeO(tot): Fe2O3: FeO :
MgO : 7.50 CaO : 11.50 Na2O : 2.66
K2O : 0.26 TiO2 : 1.51 MnO : 0.17
P2O5 : 0.14 LOI : 2.74 H2O+ : 1.35
H2O- : CO2 : 0.31 SO3 :
S : Total: Magnesium#: 0.59
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 216.00 Piece: 5
Hole: 396B Top/Bottom Interval(mm): 570/ 580
Core: 13 Sample Depth: 218.08
Sect: 2 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 50.28 Al2O3: 15.26 Fe2O3(tot):
FeO(tot): 8.88 Fe2O3: 3.39 FeO : 5.83
MgO : 7.60 CaO : 11.14 Na2O : 2.87
K2O : 0.25 TiO2 : 1.51 MnO : 0.19
P2O5 : 0.14 LOI : H2O+ : 2.47
H2O- : CO2 : SO3 :
S : 0.03 Total: 100.96 Magnesium#: 0.629
Comments: GLASSY RIND PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 216.00 Piece: 10
Hole: 396B Top/Bottom Interval(mm): 890/ 910
Core: 13 Sample Depth: 218.40
Sect: 2 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS APHYRIC BASALT
SiO2 : 50.14 Al2O3: 15.41 Fe2O3(tot): 10.29
FeO(tot): Fe2O3: FeO :
MgO : 7.64 CaO : 11.68 Na2O : 2.67
K2O : 0.28 TiO2 : 1.51 MnO : 0.17
P2O5 : 0.16 LOI : 3.16 H2O+ : 1.23
H2O- : CO2 : 0.22 SO3 :
S : Total: Magnesium#: 0.60
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 216.00 Piece: 12
Hole: 396B Top/Bottom Interval(mm): 1300/1340
Core: 13 Sample Depth: 218.82
Sect: 2 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.38 Al2O3: 15.31 Fe2O3(tot):
FeO(tot): 9.52 Fe2O3: 2.97 FeO : 6.85
MgO : 7.82 CaO : 11.19 Na2O : 2.85
K2O : 0.22 TiO2 : 1.51 MnO : 0.20
P2O5 : 0.10 LOI : H2O+ : 1.97
H2O- : CO2 : SO3 :
S : 0.06 Total: 100.43 Magnesium#: 0.619
Comments: GLASSY RIND PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 216.00 Piece: 13
Hole: 396B Top/Bottom Interval(mm): 1370/1400
Core: 13 Sample Depth: 218.89
Sect: 2 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 50.17 Al2O3: 15.20 Fe2O3(tot):
FeO(tot): 9.44 Fe2O3: 2.16 FeO : 7.50
MgO : 7.84 CaO : 11.12 Na2O : 2.83
K2O : 0.14 TiO2 : 1.50 MnO : 0.17
P2O5 : 0.11 LOI : H2O+ : 1.21
H2O- : CO2 : SO3 :
S : 0.10 Total: 100.06 Magnesium#: 0.622
Comments: GLASSY RIND PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 216.00 Piece: 13
Hole: 396B Top/Bottom Interval(mm): 1370/1400
Core: 13 Sample Depth: 218.89
Sect: 2 Analyst Name: Mevel, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.23 Al2O3: 15.22 Fe2O3(tot): 10.72
FeO(tot): Fe2O3: FeO :
MgO : 7.74 CaO : 11.65 Na2O :
K2O : 0.15 TiO2 : 1.55 MnO : 0.18
P2O5 : 0.15 LOI : H2O+ : 0.38
H2O- : 0.40 CO2 : SO3 :
S : Total: Magnesium#:
Comments: PILLOW MARGIN WITH GLASSY RIND,SPHERULITIC
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
H2O is loss on ignition.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Hole Summary Book.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Partial analysis.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 216.00 Piece: 1
Hole: 396B Top/Bottom Interval(mm): 30/ 50
Core: 13 Sample Depth: 219.04
Sect: 3 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.18 Al2O3: 15.20 Fe2O3(tot):
FeO(tot): 9.30 Fe2O3: 5.28 FeO : 4.55
MgO : 7.04 CaO : 10.80 Na2O : 3.11
K2O : 0.27 TiO2 : 1.63 MnO : 0.16
P2O5 : 0.12 LOI : H2O+ : 2.52
H2O- : CO2 : SO3 :
S : 0.00 Total: 99.85 Magnesium#: 0.600
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 216.00 Piece: 1
Hole: 396B Top/Bottom Interval(mm): 40/ 60
Core: 13 Sample Depth: 219.05
Sect: 3 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS APHYRIC BASALT
SiO2 : 50.11 Al2O3: 15.53 Fe2O3(tot): 10.57
FeO(tot): Fe2O3: FeO :
MgO : 7.42 CaO : 11.32 Na2O : 2.88
K2O : 0.27 TiO2 : 1.67 MnO : 0.17
P2O5 : 0.15 LOI : 2.99 H2O+ : 1.36
H2O- : CO2 : 0.15 SO3 :
S : Total: Magnesium#: 0.59
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 216.00 Piece: 1
Hole: 396B Top/Bottom Interval(mm): 70/ 150
Core: 13 Sample Depth: 219.11
Sect: 3 Analyst Name: Aoki, K.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Moderate IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 48.75 Al2O3: 15.11 Fe2O3(tot):
FeO(tot): Fe2O3: 4.49 FeO : 5.12
MgO : 6.90 CaO : 10.66 Na2O : 2.89
K2O : 0.30 TiO2 : 1.72 MnO : 0.15
P2O5 : 0.16 LOI : H2O+ : 2.08
H2O- : 1.86 CO2 : SO3 :
S : Total: 100.19 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 225.50 Piece: 1
Hole: 396B Top/Bottom Interval(mm): 30/ 60
Core: 14 Sample Depth: 225.55
Sect: 1 Analyst Name: Sato, H.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 50.2 Al2O3: 15.4 Fe2O3(tot):
FeO(tot): 10.20 Fe2O3: FeO :
MgO : 7.79 CaO : 10.60 Na2O : 3.12
K2O : 0.11 TiO2 : 1.64 MnO : 0.17
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.2 Magnesium#:
Comments: GLASS ANALYSES
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 225.50 Piece: 2
Hole: 396B Top/Bottom Interval(mm): 90/ 130
Core: 14 Sample Depth: 225.61
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 49.37 Al2O3: 15.10 Fe2O3(tot):
FeO(tot): 9.89 Fe2O3: 1.19 FeO : 8.82
MgO : 7.66 CaO : 10.65 Na2O : 2.94
K2O : 0.15 TiO2 : 1.62 MnO : 0.18
P2O5 : 0.15 LOI : H2O+ : 0.98
H2O- : CO2 : SO3 :
S : 0.11 Total: 98.92 Magnesium#: 0.618
Comments: OL-PLAG SPARSELY PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 225.50 Piece: 2
Hole: 396B Top/Bottom Interval(mm): 90/ 130
Core: 14 Sample Depth: 225.61
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.01 Al2O3: 15.46 Fe2O3(tot):
FeO(tot): 9.92 Fe2O3: 2.63 FeO : 7.55
MgO : 7.38 CaO : 10.84 Na2O : 2.98
K2O : 0.22 TiO2 : 1.62 MnO : 0.19
P2O5 : 0.14 LOI : H2O+ : 1.32
H2O- : CO2 : SO3 :
S : 0.08 Total: 99.41 Magnesium#: 0.596
Comments: GLASSY RIND PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 225.50 Piece: 3
Hole: 396B Top/Bottom Interval(mm): 160/ 210
Core: 14 Sample Depth: 225.68
Sect: 1 Analyst Name: Mevel, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 48.91 Al2O3: 15.21 Fe2O3(tot): 11.28
FeO(tot): Fe2O3: FeO :
MgO : 7.80 CaO : 11.23 Na2O :
K2O : 0.26 TiO2 : 1.67 MnO : 0.18
P2O5 : 0.18 LOI : H2O+ : 0.65
H2O- : 0.66 CO2 : SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
H2O is loss on ignition.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 225.50 Piece: 3
Hole: 396B Top/Bottom Interval(mm): 210/ 250
Core: 14 Sample Depth: 225.73
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.24 Al2O3: 15.44 Fe2O3(tot):
FeO(tot): 10.02 Fe2O3: 3.39 FeO : 6.97
MgO : 7.17 CaO : 10.86 Na2O : 3.10
K2O : 0.26 TiO2 : 1.64 MnO : 0.20
P2O5 : 0.16 LOI : H2O+ : 1.68
H2O- : CO2 : SO3 :
S : 0.07 Total: 100.18 Magnesium#: 0.586
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 225.50 Piece: 9
Hole: 396B Top/Bottom Interval(mm): 1210/1270
Core: 14 Sample Depth: 226.74
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
IGNEOUS BASALTIC GLASS
SiO2 : 50.35 Al2O3: 14.98 Fe2O3(tot):
FeO(tot): 9.33 Fe2O3: FeO :
MgO : 8.20 CaO : 11.29 Na2O : 2.88
K2O : 0.13 TiO2 : 1.55 MnO : 0.14
P2O5 : 0.15 LOI : H2O+ :
H2O- : CO2 : SO3 : 0.14
S : Total: 99.14 Magnesium#:
Comments: OL-PLAG SPARSELY PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
Sample (or sample split) was analyzed more than once, e.g., both onboard
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 225.50 Piece: 9
Hole: 396B Top/Bottom Interval(mm): 1210/1270
Core: 14 Sample Depth: 226.74
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.61 Al2O3: 15.43 Fe2O3(tot):
FeO(tot): Fe2O3: 4.04 FeO : 5.90
MgO : 7.61 CaO : 11.06 Na2O : 2.90
K2O : 0.32 TiO2 : 1.62 MnO : 0.16
P2O5 : 0.16 LOI : 0.49 H2O+ : 1.50
H2O- : 1.12 CO2 : 0.09 SO3 :
S : Total: 100.40 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
Sample (or sample split) was analyzed more than once, e.g., both onboard
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 225.50 Piece: 2
Hole: 396B Top/Bottom Interval(mm): 170/ 190
Core: 14 Sample Depth: 227.18
Sect: 2 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS APHYRIC BASALT
SiO2 : 49.70 Al2O3: 15.30 Fe2O3(tot): 10.81
FeO(tot): Fe2O3: FeO :
MgO : 7.60 CaO : 11.10 Na2O : 2.83
K2O : 0.29 TiO2 : 1.64 MnO : 0.17
P2O5 : 0.16 LOI : 2.54 H2O+ : 1.08
H2O- : CO2 : 0.14 SO3 :
S : Total: Magnesium#: 0.58
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 225.50 Piece: 4A
Hole: 396B Top/Bottom Interval(mm): 310/ 380
Core: 14 Sample Depth: 227.35
Sect: 2 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.65 Al2O3: 15.22 Fe2O3(tot):
FeO(tot): Fe2O3: 4.67 FeO : 5.50
MgO : 7.39 CaO : 10.90 Na2O : 2.90
K2O : 0.33 TiO2 : 1.62 MnO : 0.16
P2O5 : 0.23 LOI : 0.48 H2O+ : 1.40
H2O- : 1.19 CO2 : 0.09 SO3 :
S : Total: 100.06 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 225.50 Piece: 5
Hole: 396B Top/Bottom Interval(mm): 390/ 460
Core: 14 Sample Depth: 227.43
Sect: 2 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.26 Al2O3: 15.12 Fe2O3(tot):
FeO(tot): 9.79 Fe2O3: 3.88 FeO : 6.29
MgO : 7.30 CaO : 10.69 Na2O : 2.98
K2O : 0.37 TiO2 : 1.62 MnO : 0.19
P2O5 : 0.14 LOI : H2O+ : 1.86
H2O- : CO2 : SO3 :
S : 0.03 Total: 99.73 Magnesium#: 0.596
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 225.50 Piece: 6
Hole: 396B Top/Bottom Interval(mm): 570/ 610
Core: 14 Sample Depth: 227.59
Sect: 2 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 48.64 Al2O3: 15.27 Fe2O3(tot):
FeO(tot): 10.04 Fe2O3: 3.10 FeO : 7.25
MgO : 7.27 CaO : 10.84 Na2O : 3.06
K2O : 0.27 TiO2 : 1.64 MnO : 0.20
P2O5 : 0.15 LOI : H2O+ : 1.40
H2O- : CO2 : SO3 :
S : 0.06 Total: 99.15 Magnesium#: 0.589
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 225.50 Piece: 11
Hole: 396B Top/Bottom Interval(mm): 1130/1150
Core: 14 Sample Depth: 228.14
Sect: 2 Analyst Name: Mevel, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.52 Al2O3: 15.09 Fe2O3(tot): 11.11
FeO(tot): Fe2O3: FeO :
MgO : 7.37 CaO : 11.11 Na2O :
K2O : 0.26 TiO2 : 1.65 MnO : 0.17
P2O5 : 0.17 LOI : H2O+ : 0.68
H2O- : 0.35 CO2 : SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
H2O is loss on ignition.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 225.50 Piece: 2
Hole: 396B Top/Bottom Interval(mm): 270/ 330
Core: 14 Sample Depth: 228.80
Sect: 3 Analyst Name: Flower, M.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Moderate IGNEOUS GLASSY PILLOW RIND
SiO2 : 50.18 Al2O3: 15.24 Fe2O3(tot):
FeO(tot): 10.03 Fe2O3: FeO :
MgO : 7.58 CaO : 10.90 Na2O : 3.24
K2O : 0.09 TiO2 : 1.71 MnO : 0.16
P2O5 : 0.21 LOI : H2O+ :
H2O- : CO2 : SO3 : 0.14
S : Total: 99.48 Magnesium#:
Comments: OL-PLAG SPARSELY PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
Sample (or sample split) was analyzed more than once, e.g., both onboard
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 225.50 Piece: 2
Hole: 396B Top/Bottom Interval(mm): 270/ 330
Core: 14 Sample Depth: 228.80
Sect: 3 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.20 Al2O3: 15.85 Fe2O3(tot):
FeO(tot): Fe2O3: 3.68 FeO : 6.70
MgO : 7.06 CaO : 11.06 Na2O : 2.90
K2O : 0.27 TiO2 : 1.65 MnO : 0.17
P2O5 : 0.21 LOI : 0.26 H2O+ : 1.10
H2O- : 0.74 CO2 : 0.14 SO3 :
S : Total: 99.99 Magnesium#:
Comments: PILLOW RIND
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
Sample (or sample split) was analyzed more than once, e.g., both onboard
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 225.50 Piece: 5A
Hole: 396B Top/Bottom Interval(mm): 580/ 600
Core: 14 Sample Depth: 229.09
Sect: 3 Analyst Name: Aoki, K.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Fresh IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 48.66 Al2O3: 15.07 Fe2O3(tot):
FeO(tot): Fe2O3: 3.04 FeO : 6.48
MgO : 7.38 CaO : 11.61 Na2O : 2.89
K2O : 0.33 TiO2 : 1.69 MnO : 0.17
P2O5 : 0.16 LOI : H2O+ : 1.89
H2O- : 0.57 CO2 : SO3 :
S : Total: 99.94 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 225.50 Piece: 5C
Hole: 396B Top/Bottom Interval(mm): 700/ 720
Core: 14 Sample Depth: 229.21
Sect: 3 Analyst Name: Mevel, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 50.19 Al2O3: 15.30 Fe2O3(tot): 10.68
FeO(tot): Fe2O3: FeO :
MgO : 7.04 CaO : 11.33 Na2O :
K2O : 0.27 TiO2 : 1.70 MnO : 0.16
P2O5 : 0.17 LOI : H2O+ : 1.17
H2O- : 1.63 CO2 : SO3 :
S : Total: Magnesium#:
Comments: PILLOW RIND
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
H2O is loss on ignition.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 6
Hole: 396B Top/Bottom Interval(mm): 370/ 430
Core: 15 Sample Depth: 235.40
Sect: 1 Analyst Name: Sato, H.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Moderate IGNEOUS BASALTIC GLASS
SiO2 : 50.9 Al2O3: 15.7 Fe2O3(tot):
FeO(tot): 9.97 Fe2O3: FeO :
MgO : 7.70 CaO : 10.87 Na2O : 3.12
K2O : 0.11 TiO2 : 1.66 MnO : 0.17
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.2 Magnesium#:
Comments: OL-PLAG SPARSELY PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 11
Hole: 396B Top/Bottom Interval(mm): 850/ 870
Core: 15 Sample Depth: 235.86
Sect: 1 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS APHYRIC BASALT
SiO2 : 49.96 Al2O3: 15.14 Fe2O3(tot): 11.01
FeO(tot): Fe2O3: FeO :
MgO : 7.49 CaO : 11.17 Na2O : 2.91
K2O : 0.29 TiO2 : 1.65 MnO : 0.17
P2O5 : 0.16 LOI : 2.88 H2O+ : 1.25
H2O- : CO2 : 0.34 SO3 :
S : Total: Magnesium#: 0.57
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 12D
Hole: 396B Top/Bottom Interval(mm): 1160/1200
Core: 15 Sample Depth: 236.18
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS DOLERITE
SiO2 : 49.65 Al2O3: 15.20 Fe2O3(tot):
FeO(tot): Fe2O3: 4.84 FeO : 5.30
MgO : 7.38 CaO : 10.81 Na2O : 3.00
K2O : 0.29 TiO2 : 1.60 MnO : 0.16
P2O5 : 0.21 LOI : 0.79 H2O+ : 1.40
H2O- : 1.21 CO2 : 0.10 SO3 :
S : Total: 99.94 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 12E
Hole: 396B Top/Bottom Interval(mm): 1200/1280
Core: 15 Sample Depth: 236.24
Sect: 1 Analyst Name: Mevel, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS DOLERITE
SiO2 : 48.86 Al2O3: 15.37 Fe2O3(tot): 11.25
FeO(tot): Fe2O3: FeO :
MgO : 7.10 CaO : 11.68 Na2O :
K2O : 0.28 TiO2 : 1.68 MnO : 0.19
P2O5 : 0.17 LOI : H2O+ : 1.47
H2O- : 1.00 CO2 : SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
H2O is loss on ignition.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 1D
Hole: 396B Top/Bottom Interval(mm): 370/ 420
Core: 15 Sample Depth: 236.89
Sect: 2 Analyst Name: Honnorez, J.
Analytical Method(s):
Atomic absorption Atomic absorption Atomic absorption
Alteration Rock type Rock name
Slight IGNEOUS DOLERITE
SiO2 : 47.40 Al2O3: 14.60 Fe2O3(tot):
FeO(tot): Fe2O3: 5.82 FeO : 4.80
MgO : 7.34 CaO : 10.73 Na2O : 2.98
K2O : 0.26 TiO2 : 1.80 MnO : 0.17
P2O5 : 0.17 LOI : H2O+ : 4.00
H2O- : CO2 : 0.75 SO3 :
S : Total: 100.82 Magnesium#:
Comments: BROWNISH GRAY SAMPLE
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 1E
Hole: 396B Top/Bottom Interval(mm): 420/ 450
Core: 15 Sample Depth: 236.93
Sect: 2 Analyst Name: Honnorez, J.
Analytical Method(s):
Atomic absorption Atomic absorption Atomic absorption
Alteration Rock type Rock name
Slight IGNEOUS DOLERITE
SiO2 : 48.80 Al2O3: 14.40 Fe2O3(tot):
FeO(tot): Fe2O3: 5.79 FeO : 4.16
MgO : 6.96 CaO : 10.94 Na2O : 2.99
K2O : 0.23 TiO2 : 1.65 MnO : 0.16
P2O5 : 0.17 LOI : H2O+ : 4.17
H2O- : CO2 : 0.12 SO3 :
S : Total: 100.54 Magnesium#:
Comments: BROWNISH GRAY SAMPLE
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 1G
Hole: 396B Top/Bottom Interval(mm): 540/ 610
Core: 15 Sample Depth: 237.08
Sect: 2 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS DOLERITE
SiO2 : 48.62 Al2O3: 14.74 Fe2O3(tot):
FeO(tot): 10.20 Fe2O3: 5.08 FeO : 5.63
MgO : 6.96 CaO : 11.15 Na2O : 3.14
K2O : 0.29 TiO2 : 1.58 MnO : 0.20
P2O5 : 0.15 LOI : H2O+ : 2.09
H2O- : CO2 : SO3 :
S : 0.02 Total: 99.65 Magnesium#: 0.575
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 1J
Hole: 396B Top/Bottom Interval(mm): 790/ 810
Core: 15 Sample Depth: 237.30
Sect: 2 Analyst Name: Mevel, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS DOLERITE
SiO2 : 49.25 Al2O3: 14.91 Fe2O3(tot): 11.04
FeO(tot): Fe2O3: FeO :
MgO : 7.96 CaO : 11.08 Na2O :
K2O : 0.09 TiO2 : 1.66 MnO : 0.17
P2O5 : 0.16 LOI : H2O+ : 0.04
H2O- : 0.33 CO2 : SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
H2O is loss on ignition.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 2A
Hole: 396B Top/Bottom Interval(mm): 990/1070
Core: 15 Sample Depth: 237.53
Sect: 2 Analyst Name: Mevel, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS DOLERITE
SiO2 : 49.71 Al2O3: 15.05 Fe2O3(tot): 11.05
FeO(tot): Fe2O3: FeO :
MgO : 7.78 CaO : 11.10 Na2O :
K2O : 0.17 TiO2 : 1.65 MnO : 0.16
P2O5 : 0.16 LOI : H2O+ : 0.99
H2O- : 0.90 CO2 : SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
H2O is loss on ignition.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 2B
Hole: 396B Top/Bottom Interval(mm): 1060/1110
Core: 15 Sample Depth: 237.59
Sect: 2 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS DOLERITE
SiO2 : 48.78 Al2O3: 14.97 Fe2O3(tot):
FeO(tot): 9.75 Fe2O3: 2.39 FeO : 7.60
MgO : 7.94 CaO : 10.56 Na2O : 3.10
K2O : 0.12 TiO2 : 1.60 MnO : 0.18
P2O5 : 0.13 LOI : H2O+ : 1.98
H2O- : CO2 : SO3 :
S : 0.11 Total: 99.46 Magnesium#: 0.617
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 2C
Hole: 396B Top/Bottom Interval(mm): 1180/1320
Core: 15 Sample Depth: 237.75
Sect: 2 Analyst Name: Honnorez, J.
Analytical Method(s):
Atomic absorption Atomic absorption Atomic absorption
Alteration Rock type Rock name
Fresh IGNEOUS DOLERITE
SiO2 : 48.50 Al2O3: 14.60 Fe2O3(tot):
FeO(tot): Fe2O3: 3.40 FeO : 6.88
MgO : 8.85 CaO : 10.94 Na2O : 2.80
K2O : 0.22 TiO2 : 1.75 MnO : 0.17
P2O5 : 0.15 LOI : H2O+ : 1.45
H2O- : CO2 : 0.30 SO3 :
S : Total: 100.01 Magnesium#:
Comments: GRAY SAMPLE
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 2D
Hole: 396B Top/Bottom Interval(mm): 1200/1330
Core: 15 Sample Depth: 237.76
Sect: 2 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS DOLERITE
SiO2 : 49.02 Al2O3: 14.97 Fe2O3(tot):
FeO(tot): 9.66 Fe2O3: 2.20 FeO : 7.68
MgO : 7.96 CaO : 10.58 Na2O : 2.97
K2O : 0.12 TiO2 : 1.61 MnO : 0.15
P2O5 : 0.13 LOI : H2O+ : 2.35
H2O- : CO2 : SO3 :
S : 0.12 Total: 99.87 Magnesium#: 0.620
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 2C
Hole: 396B Top/Bottom Interval(mm): 1200/1330
Core: 15 Sample Depth: 237.76
Sect: 2 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS DOLERITE
SiO2 : 49.69 Al2O3: 15.26 Fe2O3(tot):
FeO(tot): Fe2O3: 3.32 FeO : 6.92
MgO : 8.02 CaO : 10.95 Na2O : 2.69
K2O : 0.14 TiO2 : 1.62 MnO : 0.16
P2O5 : 0.15 LOI : 0.38 H2O+ : 0.79
H2O- : 1.15 CO2 : 0.02 SO3 :
S : Total: 99.73 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
Sample (or sample split) was analyzed more than once, e.g., both onboard
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 2D
Hole: 396B Top/Bottom Interval(mm): 1290/1310
Core: 15 Sample Depth: 237.80
Sect: 2 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS APHYRIC BASALT
SiO2 : 49.90 Al2O3: 14.98 Fe2O3(tot): 11.20
FeO(tot): Fe2O3: FeO :
MgO : 7.93 CaO : 11.01 Na2O : 2.68
K2O : 0.14 TiO2 : 1.63 MnO : 0.17
P2O5 : 0.17 LOI : 1.70 H2O+ : 0.90
H2O- : CO2 : 0.13 SO3 :
S : Total: Magnesium#: 0.58
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 2E
Hole: 396B Top/Bottom Interval(mm): 1410/1470
Core: 15 Sample Depth: 237.94
Sect: 2 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS DOLERITE
SiO2 : 49.89 Al2O3: 15.16 Fe2O3(tot):
FeO(tot): Fe2O3: 2.82 FeO : 7.20
MgO : 7.75 CaO : 10.81 Na2O : 2.90
K2O : 0.17 TiO2 : 1.61 MnO : 0.16
P2O5 : 0.22 LOI : 0.53 H2O+ : 1.20
H2O- : 0.85 CO2 : 0.18 SO3 :
S : Total: 100.07 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 2A
Hole: 396B Top/Bottom Interval(mm): 70/ 150
Core: 15 Sample Depth: 238.11
Sect: 3 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS DOLERITE
SiO2 : 49.98 Al2O3: 15.19 Fe2O3(tot):
FeO(tot): Fe2O3: 3.15 FeO : 6.50
MgO : 7.65 CaO : 10.84 Na2O : 2.80
K2O : 0.17 TiO2 : 1.61 MnO : 0.16
P2O5 : 0.21 LOI : 0.63 H2O+ : 1.30
H2O- : 1.06 CO2 : 0.22 SO3 :
S : Total: 99.78 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 2B
Hole: 396B Top/Bottom Interval(mm): 150/ 230
Core: 15 Sample Depth: 238.19
Sect: 3 Analyst Name: Aoki, K.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Moderate IGNEOUS DOLERITE
SiO2 : 48.81 Al2O3: 15.17 Fe2O3(tot):
FeO(tot): Fe2O3: 2.70 FeO : 7.22
MgO : 7.89 CaO : 10.49 Na2O : 2.79
K2O : 0.15 TiO2 : 1.73 MnO : 0.16
P2O5 : 0.13 LOI : H2O+ : 1.62
H2O- : 1.12 CO2 : SO3 :
S : Total: 99.98 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 2B
Hole: 396B Top/Bottom Interval(mm): 160/ 190
Core: 15 Sample Depth: 238.18
Sect: 3 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS APHYRIC BASALT
SiO2 : 50.36 Al2O3: 15.24 Fe2O3(tot): 11.04
FeO(tot): Fe2O3: FeO :
MgO : 7.68 CaO : 11.05 Na2O : 2.72
K2O : 0.15 TiO2 : 1.63 MnO : 0.17
P2O5 : 0.16 LOI : 2.52 H2O+ : 0.89
H2O- : CO2 : 0.27 SO3 :
S : Total: Magnesium#: 0.58
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 2C
Hole: 396B Top/Bottom Interval(mm): 250/ 330
Core: 15 Sample Depth: 238.29
Sect: 3 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS DOLERITE
SiO2 : 49.36 Al2O3: 14.84 Fe2O3(tot):
FeO(tot): 9.37 Fe2O3: 2.69 FeO : 6.95
MgO : 7.50 CaO : 10.46 Na2O : 2.89
K2O : 0.14 TiO2 : 1.59 MnO : 0.19
P2O5 : 0.14 LOI : H2O+ : 2.42
H2O- : CO2 : SO3 :
S : 0.15 Total: 99.33 Magnesium#: 0.613
Comments: FRESH SAMPLE ANALYSES
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 2C
Hole: 396B Top/Bottom Interval(mm): 250/ 330
Core: 15 Sample Depth: 238.29
Sect: 3 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS DOLERITE
SiO2 : 48.98 Al2O3: 14.94 Fe2O3(tot):
FeO(tot): 9.72 Fe2O3: 5.14 FeO : 5.09
MgO : 7.22 CaO : 10.59 Na2O : 2.85
K2O : 0.26 TiO2 : 1.61 MnO : 0.19
P2O5 : 0.16 LOI : H2O+ : 2.29
H2O- : CO2 : SO3 :
S : 0.03 Total: 99.35 Magnesium#: 0.595
Comments: ALTERED SAMPLE ANALYSES
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 2D
Hole: 396B Top/Bottom Interval(mm): 400/ 510
Core: 15 Sample Depth: 238.46
Sect: 3 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS DOLERITE
SiO2 : 49.06 Al2O3: 15.36 Fe2O3(tot):
FeO(tot): 9.76 Fe2O3: 5.13 FeO : 5.14
MgO : 6.84 CaO : 10.70 Na2O : 2.92
K2O : 0.27 TiO2 : 1.61 MnO : 0.21
P2O5 : 0.15 LOI : H2O+ : 2.52
H2O- : CO2 : SO3 :
S : 0.01 Total: 99.92 Magnesium#: 0.581
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 4
Hole: 396B Top/Bottom Interval(mm): 1120/1170
Core: 15 Sample Depth: 239.14
Sect: 3 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS DOLERITE
SiO2 : 47.97 Al2O3: 15.30 Fe2O3(tot):
FeO(tot): 9.78 Fe2O3: 5.57 FeO : 4.77
MgO : 5.68 CaO : 11.72 Na2O : 3.12
K2O : 0.22 TiO2 : 1.59 MnO : 0.21
P2O5 : 0.14 LOI : H2O+ : 2.54
H2O- : CO2 : SO3 :
S : 0.00 Total: 98.83 Magnesium#: 0.535
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 2B
Hole: 396B Top/Bottom Interval(mm): 200/ 260
Core: 15 Sample Depth: 239.73
Sect: 4 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS DOLERITE
SiO2 : 49.30 Al2O3: 15.05 Fe2O3(tot):
FeO(tot): 9.76 Fe2O3: 2.40 FeO : 7.60
MgO : 7.51 CaO : 10.55 Na2O : 2.89
K2O : 0.16 TiO2 : 1.60 MnO : 0.19
P2O5 : 0.15 LOI : H2O+ : 2.16
H2O- : CO2 : SO3 :
S : 0.13 Total: 99.68 Magnesium#: 0.604
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 4
Hole: 396B Top/Bottom Interval(mm): 760/ 790
Core: 15 Sample Depth: 240.28
Sect: 4 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS APHYRIC BASALT
SiO2 : 49.84 Al2O3: 15.01 Fe2O3(tot): 11.15
FeO(tot): Fe2O3: FeO :
MgO : 8.05 CaO : 11.00 Na2O : 2.71
K2O : 0.15 TiO2 : 1.63 MnO : 0.18
P2O5 : 0.15 LOI : 1.86 H2O+ : 0.92
H2O- : CO2 : 0.26 SO3 :
S : Total: Magnesium#: 0.59
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 5
Hole: 396B Top/Bottom Interval(mm): 850/ 900
Core: 15 Sample Depth: 240.38
Sect: 4 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS DOLERITE
SiO2 : 49.30 Al2O3: 15.05 Fe2O3(tot):
FeO(tot): 9.66 Fe2O3: 2.76 FeO : 7.18
MgO : 7.82 CaO : 10.52 Na2O : 2.85
K2O : 0.13 TiO2 : 1.57 MnO : 0.17
P2O5 : 0.14 LOI : H2O+ : 2.05
H2O- : CO2 : SO3 :
S : 0.12 Total: 99.67 Magnesium#: 0.616
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 7A
Hole: 396B Top/Bottom Interval(mm): 1120/1160
Core: 15 Sample Depth: 240.64
Sect: 4 Analyst Name: Aoki, K.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Fresh IGNEOUS DOLERITE
SiO2 : 48.94 Al2O3: 14.82 Fe2O3(tot):
FeO(tot): Fe2O3: 2.56 FeO : 7.58
MgO : 7.44 CaO : 10.58 Na2O : 2.79
K2O : 0.18 TiO2 : 1.68 MnO : 0.14
P2O5 : 0.17 LOI : H2O+ : 1.21
H2O- : 1.37 CO2 : SO3 :
S : Total: 99.46 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 7
Hole: 396B Top/Bottom Interval(mm): 1140/1160
Core: 15 Sample Depth: 240.65
Sect: 4 Analyst Name: Mevel, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS DOLERITE
SiO2 : 49.78 Al2O3: 15.12 Fe2O3(tot): 10.86
FeO(tot): Fe2O3: FeO :
MgO : 7.87 CaO : 11.08 Na2O :
K2O : 0.18 TiO2 : 1.65 MnO : 0.17
P2O5 : 0.16 LOI : H2O+ : 0.60
H2O- : 0.87 CO2 : SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
H2O is loss on ignition.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 8A
Hole: 396B Top/Bottom Interval(mm): 1320/1410
Core: 15 Sample Depth: 240.87
Sect: 4 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS DOLERITE
SiO2 : 49.93 Al2O3: 15.54 Fe2O3(tot):
FeO(tot): Fe2O3: 3.09 FeO : 6.70
MgO : 7.65 CaO : 11.05 Na2O : 2.90
K2O : 0.19 TiO2 : 1.62 MnO : 0.17
P2O5 : 0.17 LOI : 0.60 H2O+ : 1.20
H2O- : 0.82 CO2 : 0.29 SO3 :
S : Total: 100.05 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 8
Hole: 396B Top/Bottom Interval(mm): 1420/1490
Core: 15 Sample Depth: 240.96
Sect: 4 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS DOLERITE
SiO2 : 49.24 Al2O3: 14.98 Fe2O3(tot):
FeO(tot): 9.54 Fe2O3: 2.78 FeO : 7.04
MgO : 7.45 CaO : 10.57 Na2O : 2.75
K2O : 0.19 TiO2 : 1.60 MnO : 0.20
P2O5 : 0.15 LOI : H2O+ : 2.38
H2O- : CO2 : SO3 :
S : 0.13 Total: 99.46 Magnesium#: 0.607
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 2B
Hole: 396B Top/Bottom Interval(mm): 160/ 180
Core: 15 Sample Depth: 241.17
Sect: 5 Analyst Name: Mevel, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS DOLERITE
SiO2 : 49.59 Al2O3: 15.03 Fe2O3(tot): 10.93
FeO(tot): Fe2O3: FeO :
MgO : 7.28 CaO : 11.19 Na2O :
K2O : 0.32 TiO2 : 1.67 MnO : 0.18
P2O5 : 0.16 LOI : H2O+ : 0.82
H2O- : 1.20 CO2 : SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
H2O is loss on ignition.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 3
Hole: 396B Top/Bottom Interval(mm): 290/ 310
Core: 15 Sample Depth: 241.30
Sect: 5 Analyst Name: Aoki, K.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Fresh IGNEOUS DOLERITE
SiO2 : 48.91 Al2O3: 15.23 Fe2O3(tot):
FeO(tot): Fe2O3: 3.53 FeO : 6.30
MgO : 7.70 CaO : 10.53 Na2O : 2.78
K2O : 0.21 TiO2 : 1.71 MnO : 0.13
P2O5 : 0.14 LOI : H2O+ : 1.50
H2O- : 1.43 CO2 : SO3 :
S : Total: 100.10 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 7AB
Hole: 396B Top/Bottom Interval(mm): 580/ 630
Core: 15 Sample Depth: 241.61
Sect: 5 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS DOLERITE
SiO2 : 49.03 Al2O3: 15.06 Fe2O3(tot):
FeO(tot): 9.60 Fe2O3: 4.26 FeO : 5.76
MgO : 7.38 CaO : 10.52 Na2O : 2.96
K2O : 0.31 TiO2 : 1.56 MnO : 0.20
P2O5 : 0.12 LOI : H2O+ : 2.27
H2O- : CO2 : SO3 :
S : 0.011 Total: 99.46 Magnesium#: 0.604
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 9
Hole: 396B Top/Bottom Interval(mm): 700/ 730
Core: 15 Sample Depth: 241.72
Sect: 5 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS APHYRIC BASALT
SiO2 : 49.73 Al2O3: 15.11 Fe2O3(tot): 11.23
FeO(tot): Fe2O3: FeO :
MgO : 8.06 CaO : 11.17 Na2O : 2.80
K2O : 0.32 TiO2 : 1.61 MnO : 0.18
P2O5 : 0.16 LOI : 2.41 H2O+ : 1.01
H2O- : CO2 : 0.35 SO3 :
S : Total: Magnesium#: 0.59
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 235.00 Piece: 10
Hole: 396B Top/Bottom Interval(mm): 800/ 850
Core: 15 Sample Depth: 241.83
Sect: 5 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS DOLERITE
SiO2 : 48.79 Al2O3: 15.04 Fe2O3(tot):
FeO(tot): 9.59 Fe2O3: 4.52 FeO : 5.52
MgO : 7.33 CaO : 10.59 Na2O : 2.91
K2O : 0.28 TiO2 : 1.60 MnO : 0.20
P2O5 : 0.12 LOI : H2O+ : 2.31
H2O- : CO2 : SO3 :
S : 0.02 Total: 99.30 Magnesium#: 0.602
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 244.50 Piece: 3
Hole: 396B Top/Bottom Interval(mm): 200/ 240
Core: 16 Sample Depth: 244.72
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.51 Al2O3: 16.74 Fe2O3(tot):
FeO(tot): 8.20 Fe2O3: 3.88 FeO : 4.71
MgO : 6.60 CaO : 11.98 Na2O : 2.66
K2O : 0.19 TiO2 : 1.23 MnO : 0.19
P2O5 : 0.09 LOI : H2O+ : 2.47
H2O- : CO2 : SO3 :
S : 0.00 Total: 100.25 Magnesium#: 0.615
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 244.50 Piece: 4
Hole: 396B Top/Bottom Interval(mm): 280/ 300
Core: 16 Sample Depth: 244.79
Sect: 1 Analyst Name: Mevel, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.47 Al2O3: 17.21 Fe2O3(tot): 9.19
FeO(tot): Fe2O3: FeO :
MgO : 6.22 CaO : 12.72 Na2O :
K2O : 0.17 TiO2 : 1.24 MnO : 0.15
P2O5 : 0.13 LOI : H2O+ : 1.15
H2O- : 1.21 CO2 : SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
H2O is loss on ignition.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 244.50 Piece: 8
Hole: 396B Top/Bottom Interval(mm): 500/ 550
Core: 16 Sample Depth: 245.03
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 47.22 Al2O3: 17.49 Fe2O3(tot):
FeO(tot): 8.61 Fe2O3: 4.02 FeO : 4.99
MgO : 6.58 CaO : 12.16 Na2O : 2.65
K2O : 0.15 TiO2 : 1.21 MnO : 0.19
P2O5 : 0.08 LOI : H2O+ : 1.78
H2O- : CO2 : SO3 :
S : 0.02 Total: 98.54 Magnesium#: 0.602
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 244.50 Piece: 10C
Hole: 396B Top/Bottom Interval(mm): 720/ 810
Core: 16 Sample Depth: 245.26
Sect: 1 Analyst Name: Aoki, K.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.53 Al2O3: 16.83 Fe2O3(tot):
FeO(tot): Fe2O3: 3.79 FeO : 4.99
MgO : 7.02 CaO : 11.83 Na2O : 2.51
K2O : 0.20 TiO2 : 1.30 MnO : 0.20
P2O5 : 0.12 LOI : H2O+ : 1.29
H2O- : 1.33 CO2 : SO3 :
S : Total: 99.94 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 244.50 Piece: 10
Hole: 396B Top/Bottom Interval(mm): 830/ 850
Core: 16 Sample Depth: 245.34
Sect: 1 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.39 Al2O3: 16.88 Fe2O3(tot): 9.21
FeO(tot): Fe2O3: FeO :
MgO : 7.86 CaO : 12.16 Na2O : 2.46
K2O : 0.23 TiO2 : 1.20 MnO : 0.16
P2O5 : 0.12 LOI : 1.79 H2O+ : 1.10
H2O- : CO2 : 0.28 SO3 :
S : Total: Magnesium#: 0.63
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 244.50 Piece: 10F
Hole: 396B Top/Bottom Interval(mm): 970/1020
Core: 16 Sample Depth: 245.50
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.75 Al2O3: 17.28 Fe2O3(tot):
FeO(tot): Fe2O3: 2.82 FeO : 5.60
MgO : 7.60 CaO : 12.16 Na2O : 2.50
K2O : 0.22 TiO2 : 1.16 MnO : 0.15
P2O5 : 0.17 LOI : 0.49 H2O+ : 1.16
H2O- : 0.65 CO2 : 0.32 SO3 :
S : Total: 99.89 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 244.50 Piece: 1
Hole: 396B Top/Bottom Interval(mm): 30/ 160
Core: 16 Sample Depth: 246.10
Sect: 2 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.46 Al2O3: 16.75 Fe2O3(tot):
FeO(tot): 8.19 Fe2O3: 3.37 FeO : 5.16
MgO : 7.47 CaO : 11.38 Na2O : 2.60
K2O : 0.22 TiO2 : 1.19 MnO : 0.18
P2O5 : 0.09 LOI : H2O+ : 2.00
H2O- : CO2 : SO3 :
S : 0.02 Total: 99.34 Magnesium#: 0.644
Comments: FRESH SAMPLE ANALYSES
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 244.50 Piece: 1
Hole: 396B Top/Bottom Interval(mm): 30/ 160
Core: 16 Sample Depth: 246.10
Sect: 2 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 46.69 Al2O3: 17.96 Fe2O3(tot):
FeO(tot): 9.00 Fe2O3: 5.20 FeO : 4.32
MgO : 4.82 CaO : 12.50 Na2O : 2.80
K2O : 0.16 TiO2 : 1.29 MnO : 0.21
P2O5 : 0.12 LOI : H2O+ : 2.40
H2O- : CO2 : SO3 :
S : 0.00 Total: 98.51 Magnesium#: 0.515
Comments: ALTERED SAMPLE ANALYSES
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 244.50 Piece: 4A
Hole: 396B Top/Bottom Interval(mm): 400/ 420
Core: 16 Sample Depth: 246.41
Sect: 2 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.60 Al2O3: 16.69 Fe2O3(tot): 9.45
FeO(tot): Fe2O3: FeO :
MgO : 8.33 CaO : 12.09 Na2O : 2.41
K2O : 0.20 TiO2 : 1.20 MnO : 0.17
P2O5 : 0.11 LOI : 2.08 H2O+ : 1.07
H2O- : CO2 : 0.15 SO3 :
S : Total: Magnesium#: 0.64
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 244.50 Piece: 5A
Hole: 396B Top/Bottom Interval(mm): 550/ 620
Core: 16 Sample Depth: 246.59
Sect: 2 Analyst Name:
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Moderate IGNEOUS GLASSY PILLOW RIND
SiO2 : 50.6 Al2O3: 15.4 Fe2O3(tot):
FeO(tot): 9.3 Fe2O3: FeO :
MgO : 7.9 CaO : 11.4 Na2O : 2.90
K2O : 0.09 TiO2 : 1.49 MnO : 0.13
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.3 Magnesium#:
Comments: PLAG-OL PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 244.50 Piece: 9
Hole: 396B Top/Bottom Interval(mm): 1070/1130
Core: 16 Sample Depth: 247.10
Sect: 2 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.42 Al2O3: 16.40 Fe2O3(tot):
FeO(tot): Fe2O3: 3.66 FeO : 4.60
MgO : 7.48 CaO : 11.84 Na2O : 2.60
K2O : 0.21 TiO2 : 1.17 MnO : 0.13
P2O5 : 0.17 LOI : 0.97 H2O+ : 1.68
H2O- : 1.10 CO2 : 0.21 SO3 :
S : Total: 99.57 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 244.50 Piece: 11A
Hole: 396B Top/Bottom Interval(mm): 1250/1320
Core: 16 Sample Depth: 247.29
Sect: 2 Analyst Name: Sato, H.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Moderate IGNEOUS BASALTIC GLASS
SiO2 : 50.8 Al2O3: 15.2 Fe2O3(tot):
FeO(tot): 9.43 Fe2O3: FeO :
MgO : 8.01 CaO : 11.56 Na2O : 2.80
K2O : 0.10 TiO2 : 1.34 MnO : 0.16
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.3 Magnesium#:
Comments: PLAG-OL PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 244.50 Piece: 4B
Hole: 396B Top/Bottom Interval(mm): 340/ 410
Core: 16 Sample Depth: 247.88
Sect: 3 Analyst Name: Mevel, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.97 Al2O3: 17.15 Fe2O3(tot): 9.46
FeO(tot): Fe2O3: FeO :
MgO : 7.12 CaO : 12.48 Na2O :
K2O : 0.20 TiO2 : 1.22 MnO : 0.15
P2O5 : 0.13 LOI : H2O+ : 1.20
H2O- : 1.54 CO2 : SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
H2O is loss on ignition.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 244.50 Piece: 5
Hole: 396B Top/Bottom Interval(mm): 440/ 480
Core: 16 Sample Depth: 247.96
Sect: 3 Analyst Name:
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Moderate IGNEOUS GLASSY RIND
SiO2 : 50.6 Al2O3: 15.3 Fe2O3(tot):
FeO(tot): 9.1 Fe2O3: FeO :
MgO : 7.8 CaO : 11.9 Na2O : 2.82
K2O : 0.08 TiO2 : 1.42 MnO : 0.14
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.1 Magnesium#:
Comments: PLAG-OL PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 244.50 Piece: 5
Hole: 396B Top/Bottom Interval(mm): 460/ 510
Core: 16 Sample Depth: 247.99
Sect: 3 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS GLASSY RIND
SiO2 : 49.46 Al2O3: 16.70 Fe2O3(tot):
FeO(tot): 8.50 Fe2O3: 1.06 FeO : 7.55
MgO : 7.66 CaO : 11.54 Na2O : 2.64
K2O : 0.17 TiO2 : 1.23 MnO : 0.16
P2O5 : 0.07 LOI : H2O+ : 1.03
H2O- : CO2 : SO3 :
S : 0.10 Total: 99.37 Magnesium#: 0.641
Comments: PLAG-OL PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 244.50 Piece: 5
Hole: 396B Top/Bottom Interval(mm): 460/ 510
Core: 16 Sample Depth: 247.99
Sect: 3 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.27 Al2O3: 17.46 Fe2O3(tot):
FeO(tot): 8.41 Fe2O3: 3.46 FeO : 5.30
MgO : 6.70 CaO : 12.04 Na2O : 2.69
K2O : 0.16 TiO2 : 1.21 MnO : 0.18
P2O5 : 0.10 LOI : H2O+ : 1.82
H2O- : CO2 : SO3 :
S : 0.04 Total: 99.43 Magnesium#: 0.612
Comments: GLASSY RIND PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 244.50 Piece: 15
Hole: 396B Top/Bottom Interval(mm): 1300/1370
Core: 16 Sample Depth: 248.84
Sect: 3 Analyst Name: Sato, H.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Moderate IGNEOUS BASALTIC GLASS
SiO2 : 51.0 Al2O3: 15.4 Fe2O3(tot):
FeO(tot): 9.56 Fe2O3: FeO :
MgO : 7.90 CaO : 11.58 Na2O : 2.77
K2O : 0.12 TiO2 : 1.44 MnO : 0.16
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.9 Magnesium#:
Comments: PLAG-OL PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 244.50 Piece: 2
Hole: 396B Top/Bottom Interval(mm): 200/ 220
Core: 16 Sample Depth: 249.21
Sect: 4 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.51 Al2O3: 16.93 Fe2O3(tot): 9.98
FeO(tot): Fe2O3: FeO :
MgO : 7.20 CaO : 12.72 Na2O : 2.54
K2O : 0.23 TiO2 : 1.33 MnO : 0.18
P2O5 : 0.13 LOI : 1.85 H2O+ : 0.70
H2O- : CO2 : 0.26 SO3 :
S : Total: Magnesium#: 0.59
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 244.50 Piece: 4B
Hole: 396B Top/Bottom Interval(mm): 340/ 360
Core: 16 Sample Depth: 250.85
Sect: 5 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.77 Al2O3: 17.06 Fe2O3(tot):
FeO(tot): Fe2O3: 3.34 FeO : 4.80
MgO : 7.18 CaO : 12.02 Na2O : 2.50
K2O : 0.24 TiO2 : 1.17 MnO : 0.14
P2O5 : 0.15 LOI : 0.62 H2O+ : 1.53
H2O- : 1.16 CO2 : 0.12 SO3 :
S : Total: 100.02 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 244.50 Piece: 11
Hole: 396B Top/Bottom Interval(mm): 960/ 980
Core: 16 Sample Depth: 251.47
Sect: 5 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.80 Al2O3: 17.05 Fe2O3(tot): 9.19
FeO(tot): Fe2O3: FeO :
MgO : 7.80 CaO : 12.36 Na2O : 2.59
K2O : 0.22 TiO2 : 1.21 MnO :
P2O5 : 0.11 LOI : 2.26 H2O+ : 1.05
H2O- : CO2 : 0.53 SO3 :
S : Total: Magnesium#: 0.63
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 244.50 Piece: 15
Hole: 396B Top/Bottom Interval(mm): 1300/1340
Core: 16 Sample Depth: 251.82
Sect: 5 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.67 Al2O3: 16.43 Fe2O3(tot):
FeO(tot): 8.14 Fe2O3: 3.69 FeO : 4.82
MgO : 7.20 CaO : 11.74 Na2O : 2.62
K2O : 0.16 TiO2 : 1.17 MnO : 0.15
P2O5 : 0.08 LOI : H2O+ : 2.18
H2O- : CO2 : SO3 :
S : 0.02 Total: 98.93 Magnesium#: 0.637
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 267.50 Piece: 1
Hole: 396B Top/Bottom Interval(mm): 40/ 70
Core: 17 Sample Depth: 267.56
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.09 Al2O3: 17.27 Fe2O3(tot):
FeO(tot): Fe2O3: 4.30 FeO : 4.70
MgO : 6.70 CaO : 12.40 Na2O : 2.60
K2O : 0.21 TiO2 : 1.20 MnO : 0.15
P2O5 : 0.13 LOI : 0.83 H2O+ : 0.79
H2O- : 1.09 CO2 : 0.22 SO3 :
S : Total: 99.76 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 267.50 Piece: 2
Hole: 396B Top/Bottom Interval(mm): 180/ 260
Core: 17 Sample Depth: 267.72
Sect: 1 Analyst Name: Aoki, K.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.28 Al2O3: 16.99 Fe2O3(tot):
FeO(tot): Fe2O3: 3.55 FeO : 5.04
MgO : 7.44 CaO : 11.77 Na2O : 2.55
K2O : 0.22 TiO2 : 1.25 MnO : 0.11
P2O5 : 0.11 LOI : H2O+ : 1.26
H2O- : 1.50 CO2 : SO3 :
S : Total: 100.07 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 267.50 Piece: 11B
Hole: 396B Top/Bottom Interval(mm): 1320/1340
Core: 17 Sample Depth: 268.83
Sect: 1 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.75 Al2O3: 16.85 Fe2O3(tot): 9.52
FeO(tot): Fe2O3: FeO :
MgO : 7.78 CaO : 12.38 Na2O : 2.45
K2O : 0.22 TiO2 : 1.21 MnO : 0.17
P2O5 : 0.11 LOI : 2.49 H2O+ : 0.93
H2O- : CO2 : 0.58 SO3 :
S : Total: Magnesium#: 0.62
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 267.50 Piece: 2A
Hole: 396B Top/Bottom Interval(mm): 170/ 250
Core: 17 Sample Depth: 269.21
Sect: 2 Analyst Name: Sato, H.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 50.7 Al2O3: 15.3 Fe2O3(tot):
FeO(tot): 9.59 Fe2O3: FeO :
MgO : 7.87 CaO : 11.57 Na2O : 2.65
K2O : 0.12 TiO2 : 1.47 MnO : 0.17
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.4 Magnesium#:
Comments: GLASS ANALYSES
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 267.50 Piece: 3
Hole: 396B Top/Bottom Interval(mm): 430/ 490
Core: 17 Sample Depth: 269.46
Sect: 2 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.16 Al2O3: 17.34 Fe2O3(tot):
FeO(tot): Fe2O3: 2.89 FeO : 5.70
MgO : 7.05 CaO : 12.33 Na2O : 2.50
K2O : 0.25 TiO2 : 1.17 MnO : 0.15
P2O5 : 0.17 LOI : 0.53 H2O+ : 1.01
H2O- : 0.62 CO2 : 0.30 SO3 :
S : Total: 100.02 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 267.50 Piece: 5
Hole: 396B Top/Bottom Interval(mm): 730/ 810
Core: 17 Sample Depth: 271.27
Sect: 3 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.02 Al2O3: 17.88 Fe2O3(tot):
FeO(tot): 8.56 Fe2O3: 3.88 FeO : 5.07
MgO : 6.33 CaO : 12.31 Na2O : 2.67
K2O : 0.14 TiO2 : 1.24 MnO : 0.19
P2O5 : 0.07 LOI : H2O+ : 1.54
H2O- : CO2 : SO3 :
S : 0.04 Total: 99.37 Magnesium#: 0.594
Comments: FRESH SAMPLE ANALYSES
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 267.50 Piece: 5
Hole: 396B Top/Bottom Interval(mm): 730/ 810
Core: 17 Sample Depth: 271.27
Sect: 3 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 47.76 Al2O3: 18.71 Fe2O3(tot):
FeO(tot): 9.01 Fe2O3: 5.57 FeO : 4.00
MgO : 4.77 CaO : 12.63 Na2O : 2.73
K2O : 0.15 TiO2 : 1.30 MnO : 0.19
P2O5 : 0.17 LOI : H2O+ : 2.26
H2O- : CO2 : SO3 :
S : 0.02 Total: 100.26 Magnesium#: 0.511
Comments: ALTERED SAMPLE ANALYSES
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 267.50 Piece: 9
Hole: 396B Top/Bottom Interval(mm): 1080/1120
Core: 17 Sample Depth: 271.60
Sect: 3 Analyst Name: Flower, M.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
IGNEOUS GLASSY PILLOW MARGIN
SiO2 : 50.61 Al2O3: 15.28 Fe2O3(tot):
FeO(tot): 9.51 Fe2O3: FeO :
MgO : 7.93 CaO : 11.58 Na2O : 2.95
K2O : 0.10 TiO2 : 1.44 MnO : 0.13
P2O5 : 0.16 LOI : H2O+ :
H2O- : CO2 : SO3 : 0.09
S : Total: 99.78 Magnesium#:
Comments: PLAG-OL PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
Sample (or sample split) was analyzed more than once, e.g., both onboard
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 267.50 Piece: 9
Hole: 396B Top/Bottom Interval(mm): 1080/1120
Core: 17 Sample Depth: 271.60
Sect: 3 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.08 Al2O3: 17.69 Fe2O3(tot):
FeO(tot): Fe2O3: 3.12 FeO : 5.60
MgO : 6.83 CaO : 12.47 Na2O : 2.60
K2O : 0.13 TiO2 : 1.20 MnO : 0.15
P2O5 : 0.10 LOI : 0.47 H2O+ : 1.15
H2O- : 0.44 CO2 : 0.51 SO3 :
S : Total: 100.63 Magnesium#:
Comments: PILLOW MARGIN WITH GLASSY RIM
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
Sample (or sample split) was analyzed more than once, e.g., both onboard
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 267.50 Piece: 1
Hole: 396B Top/Bottom Interval(mm): 40/ 110
Core: 17 Sample Depth: 272.08
Sect: 4 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 46.72 Al2O3: 18.46 Fe2O3(tot):
FeO(tot): 8.87 Fe2O3: 5.70 FeO : 3.74
MgO : 4.23 CaO : 12.62 Na2O : 2.85
K2O : 0.24 TiO2 : 1.28 MnO : 0.21
P2O5 : 0.13 LOI : H2O+ : 2.95
H2O- : CO2 : SO3 :
S : 0.00 Total: 99.13 Magnesium#: 0.486
Comments: GLASSY RIND PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 267.50 Piece: 8
Hole: 396B Top/Bottom Interval(mm): 750/ 810
Core: 17 Sample Depth: 272.78
Sect: 4 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.59 Al2O3: 16.93 Fe2O3(tot):
FeO(tot): 8.05 Fe2O3: 3.72 FeO : 4.70
MgO : 7.15 CaO : 11.98 Na2O :
K2O : 0.21 TiO2 : 1.20 MnO : 0.16
P2O5 : 0.11 LOI : H2O+ : 2.25
H2O- : CO2 : SO3 :
S : 0.02 Total: 98.38 Magnesium#: 0.638
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 273.00 Piece: 1
Hole: 396B Top/Bottom Interval(mm): 30/ 110
Core: 18 Sample Depth: 273.07
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.13 Al2O3: 16.81 Fe2O3(tot):
FeO(tot): 8.14 Fe2O3: 4.23 FeO : 4.33
MgO : 7.38 CaO : 11.76 Na2O : 2.72
K2O : 0.20 TiO2 : 1.18 MnO : 0.17
P2O5 : 0.09 LOI : H2O+ : 2.27
H2O- : CO2 : SO3 :
S : 0.02 Total: 100.28 Magnesium#: 0.642
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 273.00 Piece: 2
Hole: 396B Top/Bottom Interval(mm): 220/ 270
Core: 18 Sample Depth: 273.25
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS BASALTIC GLASS
SiO2 : 50.62 Al2O3: 14.82 Fe2O3(tot):
FeO(tot): 9.40 Fe2O3: FeO :
MgO : 7.60 CaO : 11.73 Na2O : 2.76
K2O : 0.08 TiO2 : 1.45 MnO : 0.16
P2O5 : 0.16 LOI : H2O+ :
H2O- : CO2 : SO3 : 0.13
S : Total: 98.91 Magnesium#:
Comments: PLAG-OL PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 273.00 Piece: 4C
Hole: 396B Top/Bottom Interval(mm): 550/ 570
Core: 18 Sample Depth: 273.56
Sect: 1 Analyst Name: Mevel, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.29 Al2O3: 17.07 Fe2O3(tot): 9.35
FeO(tot): Fe2O3: FeO :
MgO : 6.90 CaO : 12.53 Na2O :
K2O : 0.21 TiO2 : 1.23 MnO : 0.15
P2O5 : 0.12 LOI : H2O+ : 0.88
H2O- : 0.99 CO2 : SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
H2O is loss on ignition.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 273.00 Piece: 7D
Hole: 396B Top/Bottom Interval(mm): 1170/1190
Core: 18 Sample Depth: 274.18
Sect: 1 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.94 Al2O3: 17.04 Fe2O3(tot): 9.36
FeO(tot): Fe2O3: FeO :
MgO : 7.69 CaO : 12.35 Na2O : 2.24
K2O : 0.20 TiO2 : 1.21 MnO : 0.17
P2O5 : 0.12 LOI : 2.08 H2O+ : 1.03
H2O- : CO2 : 0.20 SO3 :
S : Total: Magnesium#: 0.62
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 273.00 Piece: 7E
Hole: 396B Top/Bottom Interval(mm): 1240/1310
Core: 18 Sample Depth: 274.28
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.96 Al2O3: 16.78 Fe2O3(tot):
FeO(tot): 8.04 Fe2O3: 1.44 FeO : 6.74
MgO : 7.16 CaO : 11.82 Na2O : 2.51
K2O : 0.08 TiO2 : 1.16 MnO : 0.14
P2O5 : 0.10 LOI : H2O+ : 2.04
H2O- : CO2 : SO3 :
S : 0.12 Total: 99.05 Magnesium#: 0.638
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 273.00 Piece: 7F
Hole: 396B Top/Bottom Interval(mm): 1320/1420
Core: 18 Sample Depth: 274.37
Sect: 1 Analyst Name: Aoki, K.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.01 Al2O3: 16.61 Fe2O3(tot):
FeO(tot): Fe2O3: 2.50 FeO : 6.03
MgO : 7.67 CaO : 11.64 Na2O : 2.50
K2O : 0.10 TiO2 : 1.24 MnO : 0.14
P2O5 : 0.12 LOI : H2O+ : 1.21
H2O- : 1.37 CO2 : SO3 :
S : Total: 100.14 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 273.00 Piece: 1A
Hole: 396B Top/Bottom Interval(mm): 90/ 140
Core: 18 Sample Depth: 274.62
Sect: 2 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.02 Al2O3: 16.70 Fe2O3(tot):
FeO(tot): 8.15 Fe2O3: 3.69 FeO : 4.83
MgO : 7.18 CaO : 11.76 Na2O : 2.63
K2O : 0.19 TiO2 : 1.17 MnO : 0.18
P2O5 : 0.09 LOI : H2O+ : 2.07
H2O- : CO2 : SO3 :
S : 0.02 Total: 99.54 Magnesium#: 0.636
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 273.00 Piece: 4
Hole: 396B Top/Bottom Interval(mm): 810/ 900
Core: 18 Sample Depth: 275.36
Sect: 2 Analyst Name: Sato, H.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Moderate IGNEOUS BASALTIC GLASS
SiO2 : 51.1 Al2O3: 15.3 Fe2O3(tot):
FeO(tot): 9.44 Fe2O3: FeO :
MgO : 7.92 CaO : 11.66 Na2O : 2.78
K2O : 0.10 TiO2 : 1.37 MnO : 0.23
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.9 Magnesium#:
Comments: PLAG-OL PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 277.00 Piece: 1
Hole: 396B Top/Bottom Interval(mm): 40/ 60
Core: 19 Sample Depth: 277.05
Sect: 1 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 47.91 Al2O3: 19.10 Fe2O3(tot): 10.46
FeO(tot): Fe2O3: FeO :
MgO : 4.31 CaO : 13.25 Na2O : 2.92
K2O : 0.22 TiO2 : 1.33 MnO : 0.19
P2O5 : 0.18 LOI : 3.10 H2O+ : 1.25
H2O- : CO2 : 0.25 SO3 :
S : Total: Magnesium#: 0.45
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 1
Hole: 396B Top/Bottom Interval(mm): 130/ 180
Core: 20 Sample Depth: 286.66
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY PILLOW MARGIN
SiO2 : 49.81 Al2O3: 14.81 Fe2O3(tot):
FeO(tot): 9.34 Fe2O3: FeO :
MgO : 7.83 CaO : 11.75 Na2O : 2.82
K2O : 0.11 TiO2 : 1.42 MnO : 0.20
P2O5 : 0.09 LOI : H2O+ :
H2O- : CO2 : SO3 : 0.11
S : Total: 98.29 Magnesium#:
Comments: PLAG-OL PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 4A
Hole: 396B Top/Bottom Interval(mm): 350/ 420
Core: 20 Sample Depth: 286.89
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.17 Al2O3: 17.93 Fe2O3(tot):
FeO(tot): Fe2O3: 3.31 FeO : 5.40
MgO : 6.67 CaO : 12.52 Na2O : 2.40
K2O : 0.18 TiO2 : 1.17 MnO : 0.15
P2O5 : 0.19 LOI : 0.33 H2O+ : 1.26
H2O- : 0.59 CO2 : 0.10 SO3 :
S : Total: 100.45 Magnesium#:
Comments: BASALT PILLOW
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 4B
Hole: 396B Top/Bottom Interval(mm): 530/ 550
Core: 20 Sample Depth: 287.04
Sect: 1 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.92 Al2O3: 17.64 Fe2O3(tot): 8.81
FeO(tot): Fe2O3: FeO :
MgO : 7.39 CaO : 12.79 Na2O : 2.48
K2O : 0.21 TiO2 : 1.04 MnO : 0.16
P2O5 : 0.11 LOI : 2.41 H2O+ : 0.88
H2O- : CO2 : 0.23 SO3 :
S : Total: Magnesium#: 0.62
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 3C
Hole: 396B Top/Bottom Interval(mm): 610/ 640
Core: 20 Sample Depth: 287.13
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.87 Al2O3: 16.78 Fe2O3(tot):
FeO(tot): 7.96 Fe2O3: 3.46 FeO : 4.85
MgO : 7.48 CaO : 11.82 Na2O : 2.64
K2O : 0.21 TiO2 : 1.12 MnO : 0.18
P2O5 : 0.07 LOI : H2O+ : 2.31
H2O- : CO2 : SO3 :
S : 0.00 Total: 99.79 Magnesium#: 0.650
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 4
Hole: 396B Top/Bottom Interval(mm): 650/ 690
Core: 20 Sample Depth: 287.17
Sect: 1 Analyst Name: Mevel, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.82 Al2O3: 16.99 Fe2O3(tot): 9.25
FeO(tot): Fe2O3: FeO :
MgO : 7.98 CaO : 12.44 Na2O :
K2O : 0.22 TiO2 : 1.18 MnO : 0.15
P2O5 : 0.12 LOI : H2O+ : 0.50
H2O- : 0.77 CO2 : SO3 :
S : Total: Magnesium#:
Comments: BASALT PILLOWS
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
H2O is loss on ignition.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 4E
Hole: 396B Top/Bottom Interval(mm): 700/ 800
Core: 20 Sample Depth: 287.25
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.83 Al2O3: 14.95 Fe2O3(tot):
FeO(tot): 9.35 Fe2O3: FeO :
MgO : 7.70 CaO : 11.90 Na2O : 2.89
K2O : 0.15 TiO2 : 1.43 MnO : 0.16
P2O5 : 0.08 LOI : H2O+ :
H2O- : CO2 : SO3 : 0.14
S : Total: 98.58 Magnesium#:
Comments: GLASS ANALYSES
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 4F
Hole: 396B Top/Bottom Interval(mm): 800/ 900
Core: 20 Sample Depth: 287.35
Sect: 1 Analyst Name: Sato, H.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 50.6 Al2O3: 15.3 Fe2O3(tot):
FeO(tot): 9.39 Fe2O3: FeO :
MgO : 7.89 CaO : 11.50 Na2O : 2.79
K2O : 0.10 TiO2 : 1.35 MnO : 0.16
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.1 Magnesium#:
Comments: GLASS ANALYSES
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 4G
Hole: 396B Top/Bottom Interval(mm): 900/1010
Core: 20 Sample Depth: 287.46
Sect: 1 Analyst Name: Aoki, K.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.53 Al2O3: 17.00 Fe2O3(tot):
FeO(tot): Fe2O3: 3.43 FeO : 4.89
MgO : 7.31 CaO : 11.78 Na2O : 2.49
K2O : 0.21 TiO2 : 1.20 MnO : 0.13
P2O5 : 0.12 LOI : H2O+ : 1.40
H2O- : 1.41 CO2 : SO3 :
S : Total: 99.90 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 4H
Hole: 396B Top/Bottom Interval(mm): 1020/1040
Core: 20 Sample Depth: 287.53
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.22 Al2O3: 17.24 Fe2O3(tot):
FeO(tot): 7.80 Fe2O3: 3.24 FeO : 4.88
MgO : 7.07 CaO : 11.94 Na2O : 2.71
K2O : 0.21 TiO2 : 1.14 MnO : 0.18
P2O5 : 0.11 LOI : H2O+ : 2.27
H2O- : CO2 : SO3 :
S : 0.03 Total: 100.24 Magnesium#: 0.642
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 4L
Hole: 396B Top/Bottom Interval(mm): 1310/1320
Core: 20 Sample Depth: 287.82
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY PILLOW MARGIN
SiO2 : 50.04 Al2O3: 15.65 Fe2O3(tot):
FeO(tot): 9.24 Fe2O3: FeO :
MgO : 7.72 CaO : 11.61 Na2O : 2.78
K2O : 0.15 TiO2 : 1.39 MnO : 0.18
P2O5 : 0.16 LOI : H2O+ :
H2O- : CO2 : SO3 : 0.17
S : Total: 99.09 Magnesium#:
Comments: PLAG-OL PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 5
Hole: 396B Top/Bottom Interval(mm): 1360/1380
Core: 20 Sample Depth: 287.87
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 49.28 Al2O3: 17.29 Fe2O3(tot):
FeO(tot): 8.09 Fe2O3: 1.23 FeO : 6.98
MgO : 7.70 CaO : 11.46 Na2O : 2.58
K2O : 0.21 TiO2 : 1.13 MnO : 0.15
P2O5 : 0.08 LOI : H2O+ : 1.49
H2O- : CO2 : SO3 :
S : 0.10 Total: 99.68 Magnesium#: 0.653
Comments: PLAG-OL PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 5
Hole: 396B Top/Bottom Interval(mm): 1360/1380
Core: 20 Sample Depth: 287.87
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.12 Al2O3: 17.70 Fe2O3(tot):
FeO(tot): 8.30 Fe2O3: 3.61 FeO : 5.05
MgO : 6.09 CaO : 12.25 Na2O : 2.58
K2O : 0.16 TiO2 : 1.18 MnO : 0.17
P2O5 : 0.09 LOI : H2O+ : 2.21
H2O- : CO2 : SO3 :
S : 0.02 Total: 99.24 Magnesium#: 0.592
Comments: GLASSY RIND PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 5
Hole: 396B Top/Bottom Interval(mm): 1390/1410
Core: 20 Sample Depth: 287.90
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY PILLOW MARGIN
SiO2 : 49.52 Al2O3: 16.31 Fe2O3(tot):
FeO(tot): 9.17 Fe2O3: FeO :
MgO : 7.93 CaO : 11.61 Na2O : 2.80
K2O : 0.09 TiO2 : 1.38 MnO : 0.19
P2O5 : 0.13 LOI : H2O+ :
H2O- : CO2 : SO3 : 0.12
S : Total: 99.25 Magnesium#:
Comments: PLAG-OL PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 1A
Hole: 396B Top/Bottom Interval(mm): 30/ 100
Core: 20 Sample Depth: 288.07
Sect: 2 Analyst Name: Sato, H.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Moderate IGNEOUS BASALTIC GLASS
SiO2 : 51.5 Al2O3: 15.5 Fe2O3(tot):
FeO(tot): 9.23 Fe2O3: FeO :
MgO : 8.00 CaO : 11.69 Na2O : 2.84
K2O : 0.09 TiO2 : 1.32 MnO : 0.17
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.3 Magnesium#:
Comments: PLAG-OL PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 5B
Hole: 396B Top/Bottom Interval(mm): 580/ 670
Core: 20 Sample Depth: 288.63
Sect: 2 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.70 Al2O3: 17.78 Fe2O3(tot):
FeO(tot): 8.14 Fe2O3: 3.16 FeO : 5.30
MgO : 6.74 CaO : 12.22 Na2O : 2.63
K2O : 0.17 TiO2 : 1.15 MnO : 0.19
P2O5 : 0.11 LOI : H2O+ : 1.79
H2O- : CO2 : SO3 :
S : 0.05 Total: 100.99 Magnesium#: 0.621
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 5B
Hole: 396B Top/Bottom Interval(mm): 580/ 670
Core: 20 Sample Depth: 288.63
Sect: 2 Analyst Name: Flower, M.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Moderate IGNEOUS BASALTIC GLASS
SiO2 : 50.08 Al2O3: 14.86 Fe2O3(tot):
FeO(tot): 9.30 Fe2O3: FeO :
MgO : 7.95 CaO : 11.83 Na2O : 2.89
K2O : 0.10 TiO2 : 1.37 MnO : 0.17
P2O5 : 0.06 LOI : H2O+ :
H2O- : CO2 : SO3 : 0.17
S : Total: 98.78 Magnesium#:
Comments: PLAG-OL PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
Sample (or sample split) was analyzed more than once, e.g., both onboard
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 5B
Hole: 396B Top/Bottom Interval(mm): 580/ 670
Core: 20 Sample Depth: 288.63
Sect: 2 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.63 Al2O3: 17.85 Fe2O3(tot):
FeO(tot): Fe2O3: 3.28 FeO : 5.40
MgO : 7.16 CaO : 12.57 Na2O : 2.50
K2O : 0.15 TiO2 : 1.16 MnO : 0.15
P2O5 : 0.12 LOI : 0.51 H2O+ : 0.86
H2O- : 0.32 CO2 : 0.14 SO3 :
S : Total: 99.97 Magnesium#:
Comments: GLASSY RIND PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
Sample (or sample split) was analyzed more than once, e.g., both onboard
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 9G
Hole: 396B Top/Bottom Interval(mm): 1360/1400
Core: 20 Sample Depth: 289.38
Sect: 2 Analyst Name: Sato, H.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Moderate IGNEOUS BASALTIC GLASS
SiO2 : 51.1 Al2O3: 15.4 Fe2O3(tot):
FeO(tot): 9.04 Fe2O3: FeO :
MgO : 8.23 CaO : 11.94 Na2O : 2.70
K2O : 0.11 TiO2 : 1.25 MnO : 0.19
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.0 Magnesium#:
Comments: PLAG-OL PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 1
Hole: 396B Top/Bottom Interval(mm): 30/ 100
Core: 20 Sample Depth: 289.57
Sect: 3 Analyst Name:
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS BASALTIC GLASS
SiO2 : 50.6 Al2O3: 15.5 Fe2O3(tot):
FeO(tot): 8.6 Fe2O3: FeO :
MgO : 8.2 CaO : 12.1 Na2O : 2.70
K2O : 0.06 TiO2 : 1.24 MnO : 0.15
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.2 Magnesium#:
Comments: PLAG-OL PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 3
Hole: 396B Top/Bottom Interval(mm): 210/ 270
Core: 20 Sample Depth: 289.74
Sect: 3 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.52 Al2O3: 17.48 Fe2O3(tot):
FeO(tot): Fe2O3: 2.86 FeO : 4.60
MgO : 7.42 CaO : 12.34 Na2O : 2.50
K2O : 0.20 TiO2 : 1.01 MnO : 0.13
P2O5 : 0.14 LOI : 0.76 H2O+ : 1.56
H2O- : 0.94 CO2 : 0.16 SO3 :
S : Total: 99.92 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 4
Hole: 396B Top/Bottom Interval(mm): 330/ 350
Core: 20 Sample Depth: 289.84
Sect: 3 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.28 Al2O3: 17.30 Fe2O3(tot): 8.69
FeO(tot): Fe2O3: FeO :
MgO : 7.53 CaO : 12.66 Na2O : 2.50
K2O : 0.21 TiO2 : 1.10 MnO : 0.16
P2O5 : 0.10 LOI : 3.14 H2O+ : 0.91
H2O- : CO2 : 0.24 SO3 :
S : Total: Magnesium#: 0.63
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 13
Hole: 396B Top/Bottom Interval(mm): 1090/1110
Core: 20 Sample Depth: 290.60
Sect: 3 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 48.78 Al2O3: 17.13 Fe2O3(tot):
FeO(tot): 7.98 Fe2O3: 1.16 FeO : 6.94
MgO : 7.52 CaO : 11.71 Na2O : 2.48
K2O : 0.20 TiO2 : 1.06 MnO : 0.14
P2O5 : 0.06 LOI : H2O+ : 1.71
H2O- : CO2 : SO3 :
S : 0.08 Total: 98.97 Magnesium#: 0.651
Comments: PLAG-OL PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 13
Hole: 396B Top/Bottom Interval(mm): 1090/1110
Core: 20 Sample Depth: 290.60
Sect: 3 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.58 Al2O3: 18.10 Fe2O3(tot):
FeO(tot): 8.24 Fe2O3: 3.42 FeO : 5.16
MgO : 6.77 CaO : 12.62 Na2O : 2.48
K2O : 0.13 TiO2 : 1.10 MnO : 0.17
P2O5 : 0.06 LOI : H2O+ : 1.59
H2O- : CO2 : SO3 :
S : 0.03 Total: 100.21 Magnesium#: 0.619
Comments: GLASSY RIND PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 1
Hole: 396B Top/Bottom Interval(mm): 60/ 70
Core: 20 Sample Depth: 291.07
Sect: 4 Analyst Name: Flower, M.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Moderate IGNEOUS GLASSY PILLOW RIND
SiO2 : 50.12 Al2O3: 15.21 Fe2O3(tot):
FeO(tot): 8.97 Fe2O3: FeO :
MgO : 8.32 CaO : 11.90 Na2O : 2.96
K2O : 0.10 TiO2 : 1.27 MnO : 0.16
P2O5 : 0.14 LOI : H2O+ :
H2O- : CO2 : SO3 : 0.12
S : Total: 99.31 Magnesium#:
Comments: PLAG-OL PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 2
Hole: 396B Top/Bottom Interval(mm): 130/ 160
Core: 20 Sample Depth: 291.14
Sect: 4 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY PILLOW RIND
SiO2 : 49.61 Al2O3: 17.57 Fe2O3(tot):
FeO(tot): 7.86 Fe2O3: 1.16 FeO : 6.82
MgO : 7.71 CaO : 11.80 Na2O : 2.58
K2O : 0.19 TiO2 : 1.04 MnO : 0.13
P2O5 : 0.08 LOI : H2O+ : 1.35
H2O- : CO2 : SO3 :
S : 0.09 Total: 100.13 Magnesium#: 0.660
Comments: PLAG-OL PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 2
Hole: 396B Top/Bottom Interval(mm): 130/ 160
Core: 20 Sample Depth: 291.14
Sect: 4 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.40 Al2O3: 16.87 Fe2O3(tot):
FeO(tot): 8.04 Fe2O3: 3.20 FeO : 5.16
MgO : 7.07 CaO : 12.11 Na2O : 2.68
K2O : 0.18 TiO2 : 1.09 MnO : 0.18
P2O5 : 0.10 LOI : H2O+ : 1.79
H2O- : CO2 : SO3 :
S : 0.02 Total: 99.84 Magnesium#: 0.635
Comments: GLASSY RIND PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 5
Hole: 396B Top/Bottom Interval(mm): 330/ 390
Core: 20 Sample Depth: 291.36
Sect: 4 Analyst Name: Flower, M.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Moderate IGNEOUS GLASSY PILLOW RIND
SiO2 : 50.17 Al2O3: 15.99 Fe2O3(tot):
FeO(tot): 8.33 Fe2O3: FeO :
MgO : 8.04 CaO : 11.93 Na2O : 2.67
K2O : 0.13 TiO2 : 1.26 MnO : 0.13
P2O5 : 0.17 LOI : H2O+ :
H2O- : CO2 : SO3 : 0.13
S : Total: 98.95 Magnesium#:
Comments: PLAG-OL PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 12F
Hole: 396B Top/Bottom Interval(mm): 1120/1210
Core: 20 Sample Depth: 292.17
Sect: 4 Analyst Name: Flower, M.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
IGNEOUS GLASSY PILLOW RIND
SiO2 : 50.98 Al2O3: 15.25 Fe2O3(tot):
FeO(tot): 8.88 Fe2O3: FeO :
MgO : 8.05 CaO : 11.85 Na2O : 2.78
K2O : 0.13 TiO2 : 1.30 MnO : 0.16
P2O5 : 0.17 LOI : H2O+ :
H2O- : CO2 : SO3 : 0.14
S : Total: 99.69 Magnesium#:
Comments: PLAG-OL PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 1
Hole: 396B Top/Bottom Interval(mm): 30/ 100
Core: 20 Sample Depth: 292.57
Sect: 5 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.34 Al2O3: 16.88 Fe2O3(tot):
FeO(tot): 8.16 Fe2O3: 4.44 FeO : 4.16
MgO : 7.15 CaO : 11.97 Na2O : 2.63
K2O : 0.27 TiO2 : 1.10 MnO : 0.19
P2O5 : 0.09 LOI : H2O+ : 1.90
H2O- : CO2 : SO3 :
S : 0.02 Total: 100.15 Magnesium#: 0.634
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 2
Hole: 396B Top/Bottom Interval(mm): 160/ 180
Core: 20 Sample Depth: 292.67
Sect: 5 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.88 Al2O3: 17.65 Fe2O3(tot): 9.06
FeO(tot): Fe2O3: FeO :
MgO : 7.44 CaO : 12.70 Na2O : 2.49
K2O : 0.21 TiO2 : 1.16 MnO : 0.16
P2O5 : 0.11 LOI : 3.01 H2O+ : 1.08
H2O- : CO2 : 0.24 SO3 :
S : Total: Magnesium#: 0.62
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 8
Hole: 396B Top/Bottom Interval(mm): 600/ 680
Core: 20 Sample Depth: 293.14
Sect: 5 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.36 Al2O3: 18.84 Fe2O3(tot):
FeO(tot): Fe2O3: 3.83 FeO : 4.10
MgO : 5.86 CaO : 12.47 Na2O : 2.60
K2O : 0.15 TiO2 : 1.02 MnO : 0.14
P2O5 : 0.17 LOI : 1.70 H2O+ : 2.53
H2O- : 1.52 CO2 : 0.26 SO3 :
S : Total: 100.33 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 9A
Hole: 396B Top/Bottom Interval(mm): 710/ 750
Core: 20 Sample Depth: 293.23
Sect: 5 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.60 Al2O3: 18.24 Fe2O3(tot):
FeO(tot): 7.63 Fe2O3: 3.64 FeO : 4.35
MgO : 6.97 CaO : 12.01 Na2O : 2.64
K2O : 0.12 TiO2 : 1.01 MnO : 0.18
P2O5 : 0.09 LOI : H2O+ : 2.23
H2O- : CO2 : SO3 :
S : 0.04 Total: 100.12 Magnesium#: 0.644
Comments: GLASSY RIND PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 9C
Hole: 396B Top/Bottom Interval(mm): 840/ 930
Core: 20 Sample Depth: 293.39
Sect: 5 Analyst Name: Mevel, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.62 Al2O3: 17.74 Fe2O3(tot): 8.57
FeO(tot): Fe2O3: FeO :
MgO : 7.89 CaO : 12.62 Na2O :
K2O : 0.14 TiO2 : 1.02 MnO : 0.14
P2O5 : 0.10 LOI : H2O+ : 1.09
H2O- : 0.90 CO2 : SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
H2O is loss on ignition.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 2
Hole: 396B Top/Bottom Interval(mm): 130/ 200
Core: 20 Sample Depth: 294.17
Sect: 6 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 47.96 Al2O3: 18.86 Fe2O3(tot):
FeO(tot): Fe2O3: 4.41 FeO : 4.20
MgO : 6.26 CaO : 12.39 Na2O : 2.50
K2O : 0.20 TiO2 : 1.05 MnO : 0.16
P2O5 : 0.12 LOI : 1.77 H2O+ : 2.30
H2O- : 1.62 CO2 : 0.22 SO3 :
S : Total: 100.63 Magnesium#:
Comments: PILLOW RIND WITH GLASSY RIM
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 4
Hole: 396B Top/Bottom Interval(mm): 270/ 340
Core: 20 Sample Depth: 294.31
Sect: 6 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.15 Al2O3: 17.55 Fe2O3(tot):
FeO(tot): 7.51 Fe2O3: 2.24 FeO : 5.49
MgO : 7.97 CaO : 12.26 Na2O : 2.57
K2O : 0.13 TiO2 : 0.98 MnO : 0.17
P2O5 : 0.07 LOI : H2O+ : 1.93
H2O- : CO2 : SO3 :
S : 0.08 Total: 100.59 Magnesium#: 0.677
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 6
Hole: 396B Top/Bottom Interval(mm): 440/ 530
Core: 20 Sample Depth: 294.49
Sect: 6 Analyst Name: Aoki, K.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.59 Al2O3: 18.02 Fe2O3(tot):
FeO(tot): Fe2O3: 2.94 FeO : 4.49
MgO : 7.58 CaO : 12.26 Na2O : 2.45
K2O : 0.18 TiO2 : 1.01 MnO : 0.13
P2O5 : 0.10 LOI : H2O+ : 0.91
H2O- : 1.45 CO2 : SO3 :
S : Total: 100.11 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 286.50 Piece: 6
Hole: 396B Top/Bottom Interval(mm): 440/ 530
Core: 20 Sample Depth: 294.49
Sect: 6 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.22 Al2O3: 17.21 Fe2O3(tot):
FeO(tot): 7.30 Fe2O3: 2.96 FeO : 4.64
MgO : 7.90 CaO : 11.80 Na2O : 2.58
K2O : 0.16 TiO2 : 0.94 MnO : 0.17
P2O5 : 0.07 LOI : H2O+ : 2.29
H2O- : CO2 : SO3 :
S : 0.01 Total: 98.95 Magnesium#: 0.682
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 296.00 Piece: 1
Hole: 396B Top/Bottom Interval(mm): 30/ 100
Core: 21 Sample Depth: 296.07
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.42 Al2O3: 18.33 Fe2O3(tot):
FeO(tot): Fe2O3: 4.17 FeO : 4.10
MgO : 6.33 CaO : 12.26 Na2O : 2.60
K2O : 0.17 TiO2 : 1.04 MnO : 0.15
P2O5 : 0.19 LOI : 1.54 H2O+ : 2.66
H2O- : 1.65 CO2 : 0.20 SO3 :
S : Total: 100.62 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 296.00 Piece: 2
Hole: 396B Top/Bottom Interval(mm): 130/ 160
Core: 21 Sample Depth: 296.14
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 47.96 Al2O3: 18.54 Fe2O3(tot):
FeO(tot): 7.53 Fe2O3: 2.98 FeO : 4.85
MgO : 6.97 CaO : 11.99 Na2O : 2.48
K2O : 0.14 TiO2 : 1.00 MnO : 0.15
P2O5 : 0.06 LOI : H2O+ : 2.67
H2O- : CO2 : SO3 :
S : 0.04 Total: 100.83 Magnesium#: 0.647
Comments: GLASSY RIND PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 296.00 Piece: 9
Hole: 396B Top/Bottom Interval(mm): 690/ 790
Core: 21 Sample Depth: 296.74
Sect: 1 Analyst Name: Aoki, K.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.33 Al2O3: 17.42 Fe2O3(tot):
FeO(tot): Fe2O3: 3.47 FeO : 4.40
MgO : 7.59 CaO : 12.17 Na2O : 2.52
K2O : 0.20 TiO2 : 1.04 MnO : 0.13
P2O5 : 0.10 LOI : H2O+ : 1.07
H2O- : 1.60 CO2 : SO3 :
S : Total: 100.04 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 296.00 Piece: 10
Hole: 396B Top/Bottom Interval(mm): 800/ 910
Core: 21 Sample Depth: 296.86
Sect: 1 Analyst Name: Mevel, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.78 Al2O3: 17.57 Fe2O3(tot): 8.72
FeO(tot): Fe2O3: FeO :
MgO : 7.42 CaO : 12.74 Na2O :
K2O : 0.20 TiO2 : 1.04 MnO : 0.14
P2O5 : 0.10 LOI : H2O+ : 1.12
H2O- : 0.70 CO2 : SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
H2O is loss on ignition.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 296.00 Piece: 12A
Hole: 396B Top/Bottom Interval(mm): 1020/1100
Core: 21 Sample Depth: 297.06
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.76 Al2O3: 17.27 Fe2O3(tot):
FeO(tot): Fe2O3: 2.52 FeO : 5.20
MgO : 8.24 CaO : 12.15 Na2O : 2.30
K2O : 0.17 TiO2 : 0.99 MnO : 0.14
P2O5 : 0.12 LOI : 0.57 H2O+ : 1.24
H2O- : 0.75 CO2 : 0.11 SO3 :
S : Total: 100.21 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 296.00 Piece: 2
Hole: 396B Top/Bottom Interval(mm): 160/ 240
Core: 21 Sample Depth: 297.70
Sect: 2 Analyst Name: Mevel, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.14 Al2O3: 17.44 Fe2O3(tot): 8.65
FeO(tot): Fe2O3: FeO :
MgO : 7.49 CaO : 12.54 Na2O :
K2O : 0.17 TiO2 : 1.01 MnO : 0.13
P2O5 : 0.11 LOI : H2O+ : 1.11
H2O- : 0.78 CO2 : SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
H2O is loss on ignition.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 296.00 Piece: 2
Hole: 396B Top/Bottom Interval(mm): 240/ 260
Core: 21 Sample Depth: 297.75
Sect: 2 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.67 Al2O3: 17.73 Fe2O3(tot): 8.59
FeO(tot): Fe2O3: FeO :
MgO : 8.43 CaO : 12.60 Na2O : 2.33
K2O : 0.18 TiO2 : 1.01 MnO : 0.15
P2O5 : 0.11 LOI : 2.95 H2O+ : 0.95
H2O- : CO2 : 0.16 SO3 :
S : Total: Magnesium#: 0.66
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 296.00 Piece: 4
Hole: 396B Top/Bottom Interval(mm): 430/ 440
Core: 21 Sample Depth: 297.93
Sect: 2 Analyst Name: Flower, M.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Slight IGNEOUS GLASSY PILLOW MARGIN
SiO2 : 49.80 Al2O3: 15.12 Fe2O3(tot):
FeO(tot): 9.01 Fe2O3: FeO :
MgO : 8.24 CaO : 12.01 Na2O : 2.66
K2O : 0.14 TiO2 : 1.29 MnO : 0.15
P2O5 : 0.16 LOI : H2O+ :
H2O- : CO2 : SO3 : 0.17
S : Total: 98.75 Magnesium#:
Comments: PLAG-OL PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 296.00 Piece: 4
Hole: 396B Top/Bottom Interval(mm): 430/ 450
Core: 21 Sample Depth: 297.94
Sect: 2 Analyst Name: Sato, H.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 50.6 Al2O3: 15.5 Fe2O3(tot):
FeO(tot): 8.95 Fe2O3: FeO :
MgO : 8.31 CaO : 12.06 Na2O : 2.65
K2O : 0.09 TiO2 : 1.28 MnO : 0.16
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.6 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 296.00 Piece: 4
Hole: 396B Top/Bottom Interval(mm): 440/ 470
Core: 21 Sample Depth: 297.96
Sect: 2 Analyst Name:
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Slight IGNEOUS GLASSY PILLOW MARGIN
SiO2 : 50.2 Al2O3: 15.6 Fe2O3(tot):
FeO(tot): 8.9 Fe2O3: FeO :
MgO : 8.3 CaO : 11.9 Na2O : 2.72
K2O : 0.09 TiO2 : 1.25 MnO : 0.13
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.1 Magnesium#:
Comments: PLAG-OL PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 305.50 Piece: 2
Hole: 396B Top/Bottom Interval(mm): 80/ 130
Core: 22 Sample Depth: 305.61
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 47.95 Al2O3: 17.65 Fe2O3(tot):
FeO(tot): 7.19 Fe2O3: 2.94 FeO : 4.54
MgO : 7.68 CaO : 11.87 Na2O : 2.64
K2O : 0.14 TiO2 : 0.93 MnO : 0.16
P2O5 : 0.07 LOI : H2O+ : 2.77
H2O- : CO2 : SO3 :
S : 0.01 Total: 99.36 Magnesium#: 0.679
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 305.50 Piece: 5
Hole: 396B Top/Bottom Interval(mm): 300/ 380
Core: 22 Sample Depth: 305.84
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.54 Al2O3: 18.24 Fe2O3(tot):
FeO(tot): Fe2O3: 3.25 FeO : 4.50
MgO : 7.28 CaO : 12.31 Na2O : 2.40
K2O : 0.15 TiO2 : 0.97 MnO : 0.14
P2O5 : 0.19 LOI : 1.21 H2O+ : 2.21
H2O- : 1.14 CO2 : 0.12 SO3 :
S : Total: 100.30 Magnesium#:
Comments: PILLOW MARGIN WITH SOME GLASS
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 305.50 Piece: 8
Hole: 396B Top/Bottom Interval(mm): 570/ 610
Core: 22 Sample Depth: 306.09
Sect: 1 Analyst Name:
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY PILLOW MARGIN
SiO2 : 50.1 Al2O3: 15.7 Fe2O3(tot):
FeO(tot): 8.8 Fe2O3: FeO :
MgO : 8.4 CaO : 12.0 Na2O : 2.67
K2O : 0.10 TiO2 : 1.15 MnO : 0.12
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.0 Magnesium#:
Comments: PLAG-OL PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 305.50 Piece: 11
Hole: 396B Top/Bottom Interval(mm): 880/ 920
Core: 22 Sample Depth: 306.40
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.02 Al2O3: 17.34 Fe2O3(tot):
FeO(tot): 7.55 Fe2O3: 3.26 FeO : 4.62
MgO : 7.80 CaO : 11.89 Na2O : 2.50
K2O : 0.12 TiO2 : 0.96 MnO : 0.19
P2O5 : 0.09 LOI : H2O+ : 2.81
H2O- : CO2 : SO3 :
S : 0.04 Total: 99.64 Magnesium#: 0.672
Comments: GLASSY RIND PRESENT ON SIDE
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 305.50 Piece: 11
Hole: 396B Top/Bottom Interval(mm): 930/ 950
Core: 22 Sample Depth: 306.44
Sect: 1 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.39 Al2O3: 17.96 Fe2O3(tot): 8.49
FeO(tot): Fe2O3: FeO :
MgO : 8.41 CaO : 12.54 Na2O : 2.36
K2O : 0.18 TiO2 : 0.99 MnO : 0.16
P2O5 : 0.09 LOI : 2.84 H2O+ : 1.30
H2O- : CO2 : 0.17 SO3 :
S : Total: Magnesium#: 0.66
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 305.50 Piece: 13
Hole: 396B Top/Bottom Interval(mm): 1110/1220
Core: 22 Sample Depth: 306.67
Sect: 1 Analyst Name: Aoki, K.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 47.41 Al2O3: 17.26 Fe2O3(tot):
FeO(tot): Fe2O3: 3.49 FeO : 4.56
MgO : 7.97 CaO : 11.61 Na2O : 2.34
K2O : 0.12 TiO2 : 1.06 MnO :
P2O5 : 0.13 LOI : H2O+ : 2.41
H2O- : 1.65 CO2 : SO3 :
S : Total: 100.01 Magnesium#:
Comments: GLASSY RIND PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 305.50 Piece: 13
Hole: 396B Top/Bottom Interval(mm): 1110/1220
Core: 22 Sample Depth: 306.67
Sect: 1 Analyst Name: Sato, H.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 51.0 Al2O3: 15.8 Fe2O3(tot):
FeO(tot): 8.53 Fe2O3: FeO :
MgO : 8.32 CaO : 12.4 Na2O : 2.71
K2O : 0.11 TiO2 : 1.23 MnO : 0.18
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.2 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 305.50 Piece: 13
Hole: 396B Top/Bottom Interval(mm): 1110/1220
Core: 22 Sample Depth: 306.67
Sect: 1 Analyst Name: Aoki, K.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 47.94 Al2O3: 15.76 Fe2O3(tot):
FeO(tot): Fe2O3: 3.78 FeO : 5.63
MgO : 7.36 CaO : 11.72 Na2O : 2.43
K2O : 0.12 TiO2 : 1.33 MnO :
P2O5 : 0.13 LOI : H2O+ : 2.61
H2O- : 1.39 CO2 : SO3 :
S : Total: 100.20 Magnesium#:
Comments: SEPARATED GROUNDMASS ANALYSES
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Sample (or sample split) was analyzed more than once, e.g., both onboard
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 305.50 Piece: 14
Hole: 396B Top/Bottom Interval(mm): 1250/1340
Core: 22 Sample Depth: 306.80
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS BASALTIC GLASS
SiO2 : 49.86 Al2O3: 15.19 Fe2O3(tot):
FeO(tot): 8.99 Fe2O3: FeO :
MgO : 8.22 CaO : 12.07 Na2O : 2.73
K2O : 0.08 TiO2 : 1.24 MnO : 0.17
P2O5 : 0.11 LOI : H2O+ :
H2O- : CO2 : SO3 : 0.15
S : Total: 98.81 Magnesium#:
Comments: PLAG-OL PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
Sample (or sample split) was analyzed more than once, e.g., both onboard
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 305.50 Piece: 14
Hole: 396B Top/Bottom Interval(mm): 1250/1340
Core: 22 Sample Depth: 306.80
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.95 Al2O3: 17.67 Fe2O3(tot):
FeO(tot): Fe2O3: 2.75 FeO : 4.70
MgO : 7.79 CaO : 12.40 Na2O : 2.40
K2O : 0.22 TiO2 : 0.96 MnO : 0.13
P2O5 : 0.16 LOI : 1.14 H2O+ : 1.91
H2O- : 0.94 CO2 : 0.25 SO3 :
S : Total: 100.29 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
Sample (or sample split) was analyzed more than once, e.g., both onboard
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 305.50 Piece: 1
Hole: 396B Top/Bottom Interval(mm): 70/ 130
Core: 22 Sample Depth: 307.10
Sect: 2 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.44 Al2O3: 17.57 Fe2O3(tot):
FeO(tot): 7.18 Fe2O3: 2.27 FeO : 5.14
MgO : 7.42 CaO : 12.17 Na2O : 2.57
K2O : 0.11 TiO2 : 0.93 MnO : 0.16
P2O5 : 0.06 LOI : H2O+ : 1.70
H2O- : CO2 : SO3 :
S : 0.08 Total: 98.62 Magnesium#: 0.672
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 305.50 Piece: 1
Hole: 396B Top/Bottom Interval(mm): 80/ 120
Core: 22 Sample Depth: 307.10
Sect: 2 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.57 Al2O3: 17.76 Fe2O3(tot):
FeO(tot): Fe2O3: 2.39 FeO : 4.90
MgO : 8.44 CaO : 12.04 Na2O : 2.40
K2O : 0.17 TiO2 : 0.92 MnO : 0.13
P2O5 : 0.11 LOI : 1.21 H2O+ : 1.66
H2O- : 0.79 CO2 : 0.11 SO3 :
S : Total: 99.60 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 305.50 Piece: 3C
Hole: 396B Top/Bottom Interval(mm): 610/ 730
Core: 22 Sample Depth: 307.67
Sect: 2 Analyst Name: Mevel, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.36 Al2O3: 18.33 Fe2O3(tot): 8.80
FeO(tot): Fe2O3: FeO :
MgO : 7.89 CaO : 12.14 Na2O :
K2O : 0.28 TiO2 : 0.99 MnO : 0.15
P2O5 : 0.12 LOI : H2O+ : 2.75
H2O- : 1.25 CO2 : SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
H2O is loss on ignition.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 305.50 Piece: 4
Hole: 396B Top/Bottom Interval(mm): 750/ 800
Core: 22 Sample Depth: 307.78
Sect: 2 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.63 Al2O3: 17.82 Fe2O3(tot):
FeO(tot): 7.52 Fe2O3: 3.08 FeO : 4.75
MgO : 7.68 CaO : 11.89 Na2O : 2.57
K2O : 0.12 TiO2 : 0.97 MnO : 0.18
P2O5 : 0.11 LOI : H2O+ : 2.91
H2O- : CO2 : SO3 :
S : 0.04 Total: 100.74 Magnesium#: 0.669
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 305.50 Piece: 7C
Hole: 396B Top/Bottom Interval(mm): 1100/1200
Core: 22 Sample Depth: 308.15
Sect: 2 Analyst Name: Mevel, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.17 Al2O3: 17.91 Fe2O3(tot): 8.54
FeO(tot): Fe2O3: FeO :
MgO : 7.20 CaO : 12.44 Na2O :
K2O : 0.10 TiO2 : 0.99 MnO : 0.14
P2O5 : 0.11 LOI : H2O+ : 1.21
H2O- : 0.72 CO2 : SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
H2O is loss on ignition.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 305.50 Piece: 2A
Hole: 396B Top/Bottom Interval(mm): 280/ 370
Core: 22 Sample Depth: 308.83
Sect: 3 Analyst Name: Aoki, K.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.27 Al2O3: 17.30 Fe2O3(tot):
FeO(tot): Fe2O3: 3.20 FeO : 4.08
MgO : 7.81 CaO : 11.99 Na2O : 2.35
K2O : 0.23 TiO2 : 1.65 MnO : 0.14
P2O5 : 0.14 LOI : H2O+ : 1.58
H2O- : 1.09 CO2 : SO3 :
S : Total: 99.83 Magnesium#:
Comments: GLASSY RIND PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 305.50 Piece: 2A
Hole: 396B Top/Bottom Interval(mm): 280/ 380
Core: 22 Sample Depth: 308.83
Sect: 3 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.24 Al2O3: 17.55 Fe2O3(tot):
FeO(tot): 7.47 Fe2O3: 2.96 FeO : 4.81
MgO : 7.75 CaO : 12.12 Na2O : 2.43
K2O : 0.18 TiO2 : 0.96 MnO : 0.13
P2O5 : 0.07 LOI : H2O+ : 2.19
H2O- : CO2 : SO3 :
S : 0.02 Total: 99.41 Magnesium#: 0.673
Comments: GLASSY RIND PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 305.50 Piece: 2A
Hole: 396B Top/Bottom Interval(mm): 280/ 380
Core: 22 Sample Depth: 308.83
Sect: 3 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.06 Al2O3: 17.79 Fe2O3(tot):
FeO(tot): Fe2O3: 3.18 FeO : 4.73
MgO : 8.04 CaO : 12.34 Na2O : 2.28
K2O : 0.17 TiO2 : 0.96 MnO : 0.13
P2O5 : 0.09 LOI : 0.77 H2O+ : 0.80
H2O- : 1.10 CO2 : 0.03 SO3 :
S : Total: 99.60 Magnesium#:
Comments: GLASSY MARGIN PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
Sample (or sample split) was analyzed more than once, e.g., both onboard
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 305.50 Piece: 3A
Hole: 396B Top/Bottom Interval(mm): 490/ 560
Core: 22 Sample Depth: 309.03
Sect: 3 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.76 Al2O3: 17.39 Fe2O3(tot):
FeO(tot): Fe2O3: 2.56 FeO : 5.10
MgO : 8.52 CaO : 12.10 Na2O : 2.30
K2O : 0.19 TiO2 : 0.95 MnO : 0.13
P2O5 : 0.13 LOI : 1.02 H2O+ : 1.60
H2O- : 0.72 CO2 : 0.14 SO3 :
S : Total: 99.87 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 305.50 Piece: 6
Hole: 396B Top/Bottom Interval(mm): 810/ 900
Core: 22 Sample Depth: 309.36
Sect: 3 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 47.44 Al2O3: 17.76 Fe2O3(tot):
FeO(tot): 7.52 Fe2O3: 3.13 FeO : 4.70
MgO : 7.34 CaO : 12.00 Na2O : 2.47
K2O : 0.12 TiO2 : 0.98 MnO : 0.17
P2O5 : 0.05 LOI : H2O+ : 3.01
H2O- : CO2 : SO3 :
S : 0.03 Total: 99.21 Magnesium#: 0.659
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 305.50 Piece: 7A
Hole: 396B Top/Bottom Interval(mm): 920/ 980
Core: 22 Sample Depth: 309.45
Sect: 3 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.90 Al2O3: 18.00 Fe2O3(tot):
FeO(tot): Fe2O3: 2.89 FeO : 5.20
MgO : 7.84 CaO : 12.36 Na2O : 2.40
K2O : 0.10 TiO2 : 1.00 MnO : 0.13
P2O5 : 0.09 LOI : 0.94 H2O+ : 1.59
H2O- : 1.00 CO2 : 0.09 SO3 :
S : Total: 100.59 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 305.50 Piece: 7B
Hole: 396B Top/Bottom Interval(mm): 1040/1170
Core: 22 Sample Depth: 309.61
Sect: 3 Analyst Name: Mevel, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.42 Al2O3: 17.37 Fe2O3(tot): 8.61
FeO(tot): Fe2O3: FeO :
MgO : 7.93 CaO : 12.51 Na2O :
K2O : 0.12 TiO2 : 1.02 MnO : 0.14
P2O5 : 0.10 LOI : H2O+ : 0.80
H2O- : 0.63 CO2 : SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
H2O is loss on ignition.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 305.50 Piece: 8
Hole: 396B Top/Bottom Interval(mm): 1370/1430
Core: 22 Sample Depth: 309.90
Sect: 3 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.88 Al2O3: 17.45 Fe2O3(tot):
FeO(tot): 7.47 Fe2O3: 1.79 FeO : 5.86
MgO : 8.27 CaO : 12.20 Na2O : 2.48
K2O : 0.09 TiO2 : 0.96 MnO : 0.18
P2O5 : 0.08 LOI : H2O+ : 1.60
H2O- : CO2 : SO3 :
S : 0.09 Total: 99.93 Magnesium#: 0.687
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 305.50 Piece: 1A
Hole: 396B Top/Bottom Interval(mm): 40/ 90
Core: 22 Sample Depth: 310.07
Sect: 4 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.55 Al2O3: 17.41 Fe2O3(tot):
FeO(tot): Fe2O3: 1.41 FeO : 6.10
MgO : 8.13 CaO : 12.15 Na2O : 2.50
K2O : 0.12 TiO2 : 0.96 MnO : 0.13
P2O5 : 0.15 LOI : 0.44 H2O+ : 1.15
H2O- : 0.45 CO2 : 0.18 SO3 :
S : Total: 99.94 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 315.00 Piece: 2
Hole: 396B Top/Bottom Interval(mm): 80/ 110
Core: 23 Sample Depth: 315.10
Sect: 1 Analyst Name: Honnorez, J.
Analytical Method(s):
Atomic absorption Atomic absorption Atomic absorption
Alteration Rock type Rock name
Moderate IGNEOUS OL SPARSELY PHYRIC BASALT
SiO2 : 49.00 Al2O3: 16.50 Fe2O3(tot):
FeO(tot): Fe2O3: 5.30 FeO : 3.36
MgO : 6.65 CaO : 11.04 Na2O : 2.68
K2O : 0.22 TiO2 : 1.53 MnO : 0.14
P2O5 : 0.20 LOI : H2O+ : 3.50
H2O- : CO2 : 0.55 SO3 :
S : Total: 100.68 Magnesium#:
Comments: GRAY SAMPLE
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
Sample (or sample split) was analyzed more than once, e.g., both onboard
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 315.00 Piece: 2
Hole: 396B Top/Bottom Interval(mm): 80/ 110
Core: 23 Sample Depth: 315.10
Sect: 1 Analyst Name: Honnorez, J.
Analytical Method(s):
Atomic absorption Atomic absorption Atomic absorption
Alteration Rock type Rock name
Moderate IGNEOUS OL SPARSELY PHYRIC BASALT
SiO2 : 48.60 Al2O3: 15.60 Fe2O3(tot):
FeO(tot): Fe2O3: 5.60 FeO : 3.36
MgO : 6.53 CaO : 12.23 Na2O : 3.13
K2O : 0.23 TiO2 : 1.73 MnO : 0.13
P2O5 : 0.19 LOI : H2O+ : 3.25
H2O- : CO2 : 0.60 SO3 :
S : Total: 101.18 Magnesium#:
Comments: BROWNISH GRAY SAMPLE
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
Sample (or sample split) was analyzed more than once, e.g., both onboard
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 315.00 Piece: 4
Hole: 396B Top/Bottom Interval(mm): 180/ 240
Core: 23 Sample Depth: 315.21
Sect: 1 Analyst Name: Honnorez, J.
Analytical Method(s):
Atomic absorption Atomic absorption Atomic absorption
Alteration Rock type Rock name
Moderate IGNEOUS OL SPARSELY PHYRIC BASALT
SiO2 : 47.00 Al2O3: 15.90 Fe2O3(tot):
FeO(tot): Fe2O3: 5.56 FeO : 3.36
MgO : 7.17 CaO : 10.90 Na2O : 2.73
K2O : 0.25 TiO2 : 1.52 MnO : 0.14
P2O5 : 0.20 LOI : H2O+ : 3.60
H2O- : CO2 : 0.54 SO3 :
S : Total: 98.87 Magnesium#:
Comments: GRAY SAMPLE
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 315.00 Piece: 8
Hole: 396B Top/Bottom Interval(mm): 460/ 500
Core: 23 Sample Depth: 315.48
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 48.11 Al2O3: 16.28 Fe2O3(tot):
FeO(tot): 9.50 Fe2O3: 4.53 FeO : 5.42
MgO : 6.59 CaO : 11.26 Na2O : 2.90
K2O : 0.20 TiO2 : 1.56 MnO : 0.19
P2O5 : 0.16 LOI : H2O+ : 2.35
H2O- : CO2 : SO3 :
S : 0.03 Total: 99.58 Magnesium#: 0.579
Comments: GLASSY RIND PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 315.00 Piece: 13
Hole: 396B Top/Bottom Interval(mm): 870/ 890
Core: 23 Sample Depth: 315.88
Sect: 1 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.08 Al2O3: 16.01 Fe2O3(tot): 10.58
FeO(tot): Fe2O3: FeO :
MgO : 7.37 CaO : 11.74 Na2O : 2.63
K2O : 0.35 TiO2 : 1.58 MnO : 0.18
P2O5 : 0.17 LOI : 1.50 H2O+ : 0.76
H2O- : CO2 : 0.17 SO3 :
S : Total: Magnesium#: 0.58
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 315.00 Piece: 14
Hole: 396B Top/Bottom Interval(mm): 930/ 960
Core: 23 Sample Depth: 315.95
Sect: 1 Analyst Name:
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY PILLOW MARGIN
SiO2 : 49.7 Al2O3: 16.0 Fe2O3(tot):
FeO(tot): 9.1 Fe2O3: FeO :
MgO : 8.0 CaO : 11.4 Na2O : 2.94
K2O : 0.14 TiO2 : 1.51 MnO : 0.13
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 98.9 Magnesium#:
Comments: PLAG-OL SPARSELY PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 324.50 Piece: 3
Hole: 396B Top/Bottom Interval(mm): 150/ 160
Core: 24 Sample Depth: 324.66
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
IGNEOUS SIDEROMELANE-PALAGONITE BRECCIA
SiO2 : 49.81 Al2O3: 15.50 Fe2O3(tot):
FeO(tot): 9.13 Fe2O3: FeO :
MgO : 8.08 CaO : 11.05 Na2O : 3.12
K2O : 0.21 TiO2 : 1.52 MnO : 0.15
P2O5 : 0.12 LOI : H2O+ :
H2O- : CO2 : SO3 : 0.15
S : Total: 98.84 Magnesium#:
Comments: GLASS ANALYSES FROM SIDEROMELANE-PALAGONITE BRECCIA
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 324.50 Piece: 4
Hole: 396B Top/Bottom Interval(mm): 190/ 230
Core: 24 Sample Depth: 324.71
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
IGNEOUS GLASSY RIND
SiO2 : 50.55 Al2O3: 15.59 Fe2O3(tot):
FeO(tot): 8.96 Fe2O3: FeO :
MgO : 7.53 CaO : 11.31 Na2O : 2.97
K2O : 0.16 TiO2 : 1.56 MnO : 0.17
P2O5 : 0.19 LOI : H2O+ :
H2O- : CO2 : SO3 : 0.13
S : Total: 99.12 Magnesium#:
Comments: OL-PLAG SPARSELY PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 324.50 Piece: 4
Hole: 396B Top/Bottom Interval(mm): 190/ 240
Core: 24 Sample Depth: 324.72
Sect: 1 Analyst Name: Sato, H.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Moderate IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 51.1 Al2O3: 16.5 Fe2O3(tot):
FeO(tot): 9.03 Fe2O3: FeO :
MgO : 8.22 CaO : 11.31 Na2O : 3.03
K2O : 0.17 TiO2 : 1.50 MnO : 0.14
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.9 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 324.50 Piece: 8
Hole: 396B Top/Bottom Interval(mm): 430/ 480
Core: 24 Sample Depth: 324.96
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.39 Al2O3: 16.01 Fe2O3(tot):
FeO(tot): 8.42 Fe2O3: 4.46 FeO : 4.41
MgO : 6.74 CaO : 11.29 Na2O : 2.92
K2O : 0.29 TiO2 : 1.53 MnO : 0.20
P2O5 : 0.14 LOI : H2O+ : 2.88
H2O- : CO2 : SO3 :
S : 0.00 Total: 100.26 Magnesium#: 0.613
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 324.50 Piece: 9
Hole: 396B Top/Bottom Interval(mm): 510/ 530
Core: 24 Sample Depth: 325.02
Sect: 1 Analyst Name: Mevel, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT
SiO2 : 49.10 Al2O3: 16.28 Fe2O3(tot): 10.59
FeO(tot): Fe2O3: FeO :
MgO : 7.29 CaO : 11.83 Na2O :
K2O : 0.26 TiO2 : 1.57 MnO : 0.17
P2O5 : 0.18 LOI : H2O+ : 0.56
H2O- : 0.66 CO2 : SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
H2O is loss on ignition.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 324.50 Piece: 14
Hole: 396B Top/Bottom Interval(mm): 880/ 900
Core: 24 Sample Depth: 325.39
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.94 Al2O3: 15.87 Fe2O3(tot):
FeO(tot): 8.92 Fe2O3: FeO :
MgO : 7.74 CaO : 11.46 Na2O : 3.05
K2O : 0.22 TiO2 : 1.59 MnO : 0.21
P2O5 : 0.20 LOI : H2O+ :
H2O- : CO2 : SO3 : 0.14
S : Total: 99.34 Magnesium#:
Comments: GLASS ANALYSES
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 324.50 Piece: 15
Hole: 396B Top/Bottom Interval(mm): 940/ 960
Core: 24 Sample Depth: 325.45
Sect: 1 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 48.83 Al2O3: 16.06 Fe2O3(tot): 10.45
FeO(tot): Fe2O3: FeO :
MgO : 7.92 CaO : 11.63 Na2O : 2.64
K2O : 0.28 TiO2 : 1.54 MnO : 0.18
P2O5 : 0.16 LOI : 1.81 H2O+ : 0.77
H2O- : CO2 : 0.09 SO3 :
S : Total: Magnesium#: 0.60
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 324.50 Piece: 15
Hole: 396B Top/Bottom Interval(mm): 940/ 980
Core: 24 Sample Depth: 325.46
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS OL-PLAG SPARSELY PHYRIC BASALT
SiO2 : 47.92 Al2O3: 15.62 Fe2O3(tot):
FeO(tot): 9.00 Fe2O3: 3.09 FeO : 6.22
MgO : 7.66 CaO : 11.22 Na2O : 2.78
K2O : 0.24 TiO2 : 1.50 MnO : 0.18
P2O5 : 0.11 LOI : H2O+ : 1.87
H2O- : CO2 : SO3 :
S : 0.03 Total: 98.44 Magnesium#: 0.627
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 334.00 Piece: 1
Hole: 396B Top/Bottom Interval(mm): 30/ 50
Core: 25 Sample Depth: 334.04
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Slight IGNEOUS SIDEROMELANE
SiO2 : 49.95 Al2O3: 15.51 Fe2O3(tot):
FeO(tot): 9.10 Fe2O3: FeO :
MgO : 7.75 CaO : 11.30 Na2O : 3.01
K2O : 0.21 TiO2 : 1.57 MnO : 0.16
P2O5 : 0.21 LOI : H2O+ :
H2O- : CO2 : SO3 : 0.10
S : Total: 98.87 Magnesium#:
Comments: GLASS ANALYSES FROM SIDEROMELANE BRECCIA
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 343.50 Piece: 1
Hole: 396B Top/Bottom Interval(mm): 70/ 100
Core: 26 Sample Depth: 343.59
Sect: 1 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT
SiO2 : 49.42 Al2O3: 15.86 Fe2O3(tot): 10.33
FeO(tot): Fe2O3: FeO :
MgO : 8.16 CaO : 11.26 Na2O : 2.74
K2O : 0.21 TiO2 : 1.49 MnO : 0.19
P2O5 : 0.15 LOI : 0.40 H2O+ : 0.53
H2O- : CO2 : 0.26 SO3 :
S : Total: Magnesium#: 0.61
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 358.50 Piece: 1
Hole: 396B Top/Bottom Interval(mm): 40/ 50
Core: 28 Sample Depth: 358.55
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS BASALTIC GLASS
SiO2 : 50.43 Al2O3: 15.39 Fe2O3(tot):
FeO(tot): 9.25 Fe2O3: FeO :
MgO : 8.01 CaO : 11.10 Na2O : 2.84
K2O : 0.22 TiO2 : 1.53 MnO : 0.16
P2O5 : 0.19 LOI : H2O+ :
H2O- : CO2 : SO3 : 0.14
S : Total: 99.26 Magnesium#:
Comments: OL-PLAG SPARSELY PHYRIC BASALT
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 377.00 Piece:
Hole: 396B Top/Bottom Interval(mm): 600/ 0
Core: 30 Sample Depth: 377.60
Sect: 1 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS BASALTIC SAND
SiO2 : 48.96 Al2O3: 15.83 Fe2O3(tot): 10.86
FeO(tot): Fe2O3: FeO :
MgO : 7.53 CaO : 11.58 Na2O : 2.58
K2O : 0.25 TiO2 : 1.49 MnO : 0.19
P2O5 : 0.16 LOI : 0.80 H2O+ : 0.46
H2O- : CO2 : 0.22 SO3 :
S : Total: Magnesium#: 0.58
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
Sample (or sample split) was analyzed more than once, e.g., both onboard
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 377.00 Piece:
Hole: 396B Top/Bottom Interval(mm): 600/ 0
Core: 30 Sample Depth: 377.60
Sect: 1 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS GLASS OF SAND
SiO2 : 49.15 Al2O3: 15.51 Fe2O3(tot): 10.27
FeO(tot): Fe2O3: FeO :
MgO : 8.07 CaO : 11.19 Na2O : 2.73
K2O : 0.18 TiO2 : 1.50 MnO : 0.19
P2O5 : 0.15 LOI : -0.16 H2O+ : 0.76
H2O- : CO2 : 0.62 SO3 :
S : Total: Magnesium#: 0.61
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
Sample (or sample split) was analyzed more than once, e.g., both onboard
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 377.00 Piece: 1
Hole: 396B Top/Bottom Interval(mm): 770/ 800
Core: 30 Sample Depth: 377.79
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT
SiO2 : 50.69 Al2O3: 16.21 Fe2O3(tot):
FeO(tot): 9.06 Fe2O3: 1.58 FeO : 7.64
MgO : 7.94 CaO : 11.24 Na2O : 2.82
K2O : 0.19 TiO2 : 1.49 MnO : 0.19
P2O5 : 0.12 LOI : H2O+ : 1.01
H2O- : CO2 : SO3 :
S : 0.09 Total: 100.20 Magnesium#: 0.634
Comments: GLASSY RIND PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 377.00 Piece: 1
Hole: 396B Top/Bottom Interval(mm): 840/ 860
Core: 30 Sample Depth: 377.85
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
IGNEOUS HYALOCLASTITE
SiO2 : 49.39 Al2O3: 16.15 Fe2O3(tot):
FeO(tot): 9.18 Fe2O3: FeO :
MgO : 8.04 CaO : 11.17 Na2O : 3.08
K2O : 0.18 TiO2 : 1.52 MnO : 0.15
P2O5 : 0.21 LOI : H2O+ :
H2O- : CO2 : SO3 : 0.13
S : Total: 99.20 Magnesium#:
Comments: ROCK NAME NOT IN AGREEMENT WITH PIECE NO GIVEN
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
Sample (or sample split) was analyzed more than once, e.g., both onboard
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 377.00 Piece: 1
Hole: 396B Top/Bottom Interval(mm): 840/ 860
Core: 30 Sample Depth: 377.85
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
IGNEOUS HYALOCLASTITE
SiO2 : 49.63 Al2O3: 16.38 Fe2O3(tot):
FeO(tot): 8.90 Fe2O3: FeO :
MgO : 8.27 CaO : 11.38 Na2O : 2.98
K2O : 0.16 TiO2 : 1.43 MnO : 0.14
P2O5 : 0.20 LOI : H2O+ :
H2O- : CO2 : SO3 : 0.12
S : Total: 99.59 Magnesium#:
Comments: ROCK NAME NOT IN AGREEMENT WITH PIECE NO GIVEN
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
Results are averages for multiple analyses of the specimen.
Sample (or sample split) was analyzed more than once, e.g., both onboard
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 386.50 Piece: 1
Hole: 396B Top/Bottom Interval(mm): 30/ 80
Core: 32 Sample Depth: 386.56
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 50.36 Al2O3: 17.12 Fe2O3(tot):
FeO(tot): 8.07 Fe2O3: 2.46 FeO : 5.86
MgO : 6.94 CaO : 11.74 Na2O : 2.79
K2O : 0.31 TiO2 : 1.32 MnO : 0.20
P2O5 : 0.14 LOI : H2O+ : 1.44
H2O- : CO2 : SO3 :
S : 0.05 Total: 100.72 Magnesium#: 0.630
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 386.50 Piece: 2
Hole: 396B Top/Bottom Interval(mm): 110/ 130
Core: 32 Sample Depth: 386.62
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.76 Al2O3: 17.63 Fe2O3(tot):
FeO(tot): Fe2O3: 3.42 FeO : 5.00
MgO : 6.41 CaO : 12.20 Na2O : 2.80
K2O : 0.27 TiO2 : 1.25 MnO : 0.14
P2O5 : 0.19 LOI : 0.59 H2O+ : 1.05
H2O- : 0.49 CO2 : 0.32 SO3 :
S : Total: 99.44 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 386.50 Piece: 5
Hole: 396B Top/Bottom Interval(mm): 300/ 340
Core: 32 Sample Depth: 386.82
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL MODERATELY PHYRIC BASALT
SiO2 : 48.59 Al2O3: 16.33 Fe2O3(tot):
FeO(tot): 9.14 Fe2O3: 3.28 FeO : 6.19
MgO : 7.11 CaO : 11.46 Na2O : 2.74
K2O : 0.27 TiO2 : 1.49 MnO : 0.15
P2O5 : 0.13 LOI : H2O+ : 1.58
H2O- : CO2 : SO3 :
S : 0.08 Total: 99.40 Magnesium#: 0.606
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 386.50 Piece: 6
Hole: 396B Top/Bottom Interval(mm): 360/ 400
Core: 32 Sample Depth: 386.88
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL MODERATELY PHYRIC BASALT
SiO2 : 49.80 Al2O3: 16.46 Fe2O3(tot):
FeO(tot): 9.13 Fe2O3: 3.26 FeO : 6.20
MgO : 7.10 CaO : 11.52 Na2O : 2.79
K2O : 0.25 TiO2 : 1.51 MnO : 0.17
P2O5 : 0.14 LOI : H2O+ : 1.64
H2O- : CO2 : SO3 :
S : 0.09 Total: 99.28 Magnesium#: 0.606
Comments: GLASSY RIND PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 386.50 Piece: 7
Hole: 396B Top/Bottom Interval(mm): 450/ 470
Core: 32 Sample Depth: 386.96
Sect: 1 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT
SiO2 : 49.17 Al2O3: 15.88 Fe2O3(tot): 10.13
FeO(tot): Fe2O3: FeO :
MgO : 7.48 CaO : 11.66 Na2O : 2.64
K2O : 0.34 TiO2 : 1.45 MnO : 0.18
P2O5 : 0.16 LOI : 0.95 H2O+ : 0.67
H2O- : CO2 : 0.30 SO3 :
S : Total: Magnesium#: 0.59
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 386.50 Piece: 9
Hole: 396B Top/Bottom Interval(mm): 590/ 620
Core: 32 Sample Depth: 387.11
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL MODERATELY PHYRIC BASALT
SiO2 : 49.77 Al2O3: 16.21 Fe2O3(tot):
FeO(tot): Fe2O3: 3.81 FeO : 5.20
MgO : 6.70 CaO : 11.85 Na2O : 2.70
K2O : 0.35 TiO2 : 1.65 MnO : 0.16
P2O5 : 0.24 LOI : 0.81 H2O+ : 1.50
H2O- : 1.09 CO2 : 0.46 SO3 :
S : Total: 100.60 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 386.50 Piece: 10
Hole: 396B Top/Bottom Interval(mm): 690/ 710
Core: 32 Sample Depth: 387.20
Sect: 1 Analyst Name: Cambon, P.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.60 Al2O3: 17.97 Fe2O3(tot): 8.23
FeO(tot): Fe2O3: FeO :
MgO : 7.20 CaO : 12.14 Na2O : 2.66
K2O : 0.24 TiO2 : 1.22 MnO : 0.14
P2O5 : 0.12 LOI : 2.88 H2O+ : 1.38
H2O- : CO2 : 0.54 SO3 :
S : Total: Magnesium#: 0.63
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 46 Depth to Top of Core(m): 386.50 Piece: 11
Hole: 396B Top/Bottom Interval(mm): 770/ 810
Core: 32 Sample Depth: 387.29
Sect: 1 Analyst Name: Aoki, K.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL MODERATELY PHYRIC BASALT
SiO2 : 49.04 Al2O3: 16.26 Fe2O3(tot):
FeO(tot): Fe2O3: 3.44 FeO : 6.12
MgO : 6.83 CaO : 11.45 Na2O : 2.91
K2O : 0.39 TiO2 : 1.59 MnO : 0.16
P2O5 : 0.16 LOI : H2O+ : 0.86
H2O- : 0.82 CO2 : SO3 :
S : Total: 100.03 Magnesium#:
Comments: GLASSY RIND PRESENT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 386.50 Piece: 11
Hole: 396B Top/Bottom Interval(mm): 770/ 810
Core: 32 Sample Depth: 387.29
Sect: 1 Analyst Name: Sato, H.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS BASALTIC GLASS
SiO2 : 50.6 Al2O3: 16.2 Fe2O3(tot):
FeO(tot): 9.13 Fe2O3: FeO :
MgO : 8.06 CaO : 11.12 Na2O : 2.97
K2O : 0.15 TiO2 : 1.52 MnO : 0.17
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.0 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 46 Depth to Top of Core(m): 386.50 Piece: 14
Hole: 396B Top/Bottom Interval(mm): 1010/1060
Core: 32 Sample Depth: 387.54
Sect: 1 Analyst Name: Dungan, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.71 Al2O3: 17.14 Fe2O3(tot):
FeO(tot): 7.86 Fe2O3: 3.20 FeO : 4.98
MgO : 7.04 CaO : 11.64 Na2O : 2.75
K2O : 0.24 TiO2 : 1.20 MnO : 0.17
P2O5 : 0.11 LOI : H2O+ : 2.20
H2O- : CO2 : SO3 :
S : 0.01 Total: 99.39 Magnesium#: 0.639
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Only total water given in source. H2O+ is total water.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
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