Leg : 82 Depth to Top of Core(m): 241.00 Piece: 5
Hole: 562 Top/Bottom Interval(mm): 570/ 600
Core: 1 Sample Depth: 241.59
Sect: 1 Analyst Name: Schmincke, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS BASALT GLASS
SiO2 : 50.60 Al2O3: 14.91 Fe2O3(tot):
FeO(tot): Fe2O3: 1.66 FeO : 9.33
MgO : 7.81 CaO : 11.45 Na2O : 2.57
K2O : 0.08 TiO2 : 1.60 MnO : 0.20
P2O5 : 0.13 LOI : H2O+ : 0.27
H2O- : CO2 : 0.09 SO3 :
S : Total: 100.97 Magnesium#: 0.597
Comments: PLAG PHYRIC BASALT
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
Values for iron partitioning calculated.
Laboratory analysis.
Data source is the author's manuscript.
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 : 82 Depth to Top of Core(m): 241.00 Piece: 6D
Hole: 562 Top/Bottom Interval(mm): 1040/1070
Core: 1 Sample Depth: 242.06
Sect: 1 Analyst Name: Bougault, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG MODERATELY PHYRIC BASALT
SiO2 : 49.81 Al2O3: 14.72 Fe2O3(tot): 11.36
FeO(tot): Fe2O3: FeO :
MgO : 7.16 CaO : 11.81 Na2O : 2.81
K2O : 0.17 TiO2 : 1.53 MnO : 0.18
P2O5 : 0.14 LOI : 0.49 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.18 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.
Essential oxides quoted to .01
Shipboard analysis.
Data source is the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Leg : 82 Depth to Top of Core(m): 241.00 Piece: 6E
Hole: 562 Top/Bottom Interval(mm): 1100/1120
Core: 1 Sample Depth: 242.11
Sect: 1 Analyst Name: Schmincke, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG PHYRIC BASALT
SiO2 : 49.30 Al2O3: 15.10 Fe2O3(tot):
FeO(tot): Fe2O3: 4.79 FeO : 5.87
MgO : 6.80 CaO : 11.53 Na2O : 2.33
K2O : 0.37 TiO2 : 1.50 MnO : 0.16
P2O5 : 0.13 LOI : H2O+ : 1.32
H2O- : CO2 : 0.13 SO3 :
S : Total: 99.31 Magnesium#: 0.575
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
Values for iron partitioning calculated.
Laboratory analysis.
Data source is the author's manuscript.
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 : 82 Depth to Top of Core(m): 241.00 Piece: 2C
Hole: 562 Top/Bottom Interval(mm): 340/ 370
Core: 1 Sample Depth: 242.86
Sect: 2 Analyst Name: Bougault, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG MODERATELY PHYRIC BASALT
SiO2 : 49.69 Al2O3: 14.29 Fe2O3(tot): 11.60
FeO(tot): Fe2O3: FeO :
MgO : 7.29 CaO : 11.62 Na2O : 2.67
K2O : 0.07 TiO2 : 1.53 MnO : 0.18
P2O5 : 0.15 LOI : 0.61 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.70 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.
Essential oxides quoted to .01
Shipboard analysis.
Data source is the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Leg : 82 Depth to Top of Core(m): 241.00 Piece: 4B
Hole: 562 Top/Bottom Interval(mm): 820/ 840
Core: 1 Sample Depth: 243.33
Sect: 2 Analyst Name: Weaver, B.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG MOD PHYRIC BASALT
SiO2 : 49.77 Al2O3: 15.58 Fe2O3(tot): 9.92
FeO(tot): Fe2O3: FeO :
MgO : 6.16 CaO : 12.34 Na2O : 2.72
K2O : 0.29 TiO2 : 1.62 MnO : 0.17
P2O5 : 0.15 LOI : 0.87 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.59 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.
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 82 Depth to Top of Core(m): 241.00 Piece: 8
Hole: 562 Top/Bottom Interval(mm): 1400/1420
Core: 1 Sample Depth: 243.91
Sect: 2 Analyst Name: Dmitriev, L.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
IGNEOUS GLASSY RIND
SiO2 : 50.77 Al2O3: 14.73 Fe2O3(tot):
FeO(tot): 10.85 Fe2O3: FeO :
MgO : 7.28 CaO : 11.65 Na2O : 2.60
K2O : 0.09 TiO2 : 1.64 MnO :
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.61 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.
Essential oxides quoted to .01
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 : 82 Depth to Top of Core(m): 241.00 Piece: 3C
Hole: 562 Top/Bottom Interval(mm): 920/ 950
Core: 1 Sample Depth: 244.93
Sect: 3 Analyst Name: Bougault, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG MODERATELY PHYRIC BASALT
SiO2 : 49.19 Al2O3: 14.79 Fe2O3(tot): 11.66
FeO(tot): Fe2O3: FeO :
MgO : 7.61 CaO : 11.74 Na2O : 2.47
K2O : 0.20 TiO2 : 1.50 MnO : 0.18
P2O5 : 0.14 LOI : 0.57 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.05 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.
Essential oxides quoted to .01
Shipboard analysis.
Data source is the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Leg : 82 Depth to Top of Core(m): 250.00 Piece: 3B
Hole: 562 Top/Bottom Interval(mm): 550/ 590
Core: 2 Sample Depth: 250.57
Sect: 1 Analyst Name: Bougault, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG SPARSELY TO MODERATELY PHYRIC BASALT
SiO2 : 49.45 Al2O3: 14.67 Fe2O3(tot): 11.67
FeO(tot): Fe2O3: FeO :
MgO : 7.59 CaO : 11.51 Na2O : 2.40
K2O : 0.09 TiO2 : 1.51 MnO : 0.18
P2O5 : 0.14 LOI : 0.54 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.75 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.
Essential oxides quoted to .01
Shipboard analysis.
Data source is the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Leg : 82 Depth to Top of Core(m): 250.00 Piece: 8A
Hole: 562 Top/Bottom Interval(mm): 540/ 590
Core: 2 Sample Depth: 252.07
Sect: 2 Analyst Name: Bougault, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 48.74 Al2O3: 14.72 Fe2O3(tot): 11.82
FeO(tot): Fe2O3: FeO :
MgO : 6.95 CaO : 11.76 Na2O : 2.27
K2O : 0.33 TiO2 : 1.55 MnO : 0.18
P2O5 : 0.14 LOI : 0.92 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.38 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.
Essential oxides quoted to .01
Shipboard analysis.
Data source is the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Leg : 82 Depth to Top of Core(m): 250.00 Piece: 1A
Hole: 562 Top/Bottom Interval(mm): 80/ 100
Core: 2 Sample Depth: 253.09
Sect: 3 Analyst Name: Drake, N.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.91 Al2O3: 15.31 Fe2O3(tot): 11.79
FeO(tot): 10.61 Fe2O3: FeO :
MgO : 7.24 CaO : 11.53 Na2O : 2.42
K2O : 0.31 TiO2 : 1.58 MnO : 0.18
P2O5 : 0.14 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.41 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.
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 82 Depth to Top of Core(m): 250.00 Piece: 4C
Hole: 562 Top/Bottom Interval(mm): 610/ 650
Core: 2 Sample Depth: 253.63
Sect: 3 Analyst Name: Bougault, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 50.20 Al2O3: 14.48 Fe2O3(tot): 11.70
FeO(tot): Fe2O3: FeO :
MgO : 7.35 CaO : 11.48 Na2O : 2.17
K2O : 0.17 TiO2 : 1.56 MnO : 0.18
P2O5 : 0.14 LOI : 0.40 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.83 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.
Essential oxides quoted to .01
Shipboard analysis.
Data source is the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Leg : 82 Depth to Top of Core(m): 250.00 Piece: 2C
Hole: 562 Top/Bottom Interval(mm): 330/ 380
Core: 2 Sample Depth: 254.86
Sect: 4 Analyst Name: Bougault, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 50.18 Al2O3: 14.86 Fe2O3(tot): 11.69
FeO(tot): Fe2O3: FeO :
MgO : 7.38 CaO : 11.63 Na2O : 2.02
K2O : 0.40 TiO2 : 1.53 MnO : 0.18
P2O5 : 0.14 LOI : 0.38 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.03 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.
Essential oxides quoted to .01
Shipboard analysis.
Data source is the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Leg : 82 Depth to Top of Core(m): 250.00 Piece: 2E
Hole: 562 Top/Bottom Interval(mm): 680/ 700
Core: 2 Sample Depth: 255.19
Sect: 4 Analyst Name: Schmincke, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.80 Al2O3: 15.20 Fe2O3(tot):
FeO(tot): Fe2O3: 3.80 FeO : 6.52
MgO : 7.02 CaO : 11.41 Na2O : 2.39
K2O : 0.18 TiO2 : 1.55 MnO : 0.18
P2O5 : 0.14 LOI : H2O+ : 0.50
H2O- : CO2 : 0.08 SO3 :
S : Total: 98.81 Magnesium#: 0.588
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
Values for iron partitioning calculated.
Laboratory analysis.
Data source is the author's manuscript.
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 : 82 Depth to Top of Core(m): 250.00 Piece: 2E
Hole: 562 Top/Bottom Interval(mm): 740/ 760
Core: 2 Sample Depth: 255.25
Sect: 4 Analyst Name: Weaver, B.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 48.78 Al2O3: 15.42 Fe2O3(tot): 11.08
FeO(tot): Fe2O3: FeO :
MgO : 6.75 CaO : 11.56 Na2O : 2.62
K2O : 0.29 TiO2 : 1.52 MnO : 0.18
P2O5 : 0.14 LOI : 2.09 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.43 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.
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 82 Depth to Top of Core(m): 250.00 Piece: 4A
Hole: 562 Top/Bottom Interval(mm): 650/ 670
Core: 2 Sample Depth: 256.66
Sect: 5 Analyst Name: Puchelt, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 50.20 Al2O3: 15.25 Fe2O3(tot):
FeO(tot): Fe2O3: 3.84 FeO : 6.82
MgO : 6.93 CaO : 11.94 Na2O : 2.92
K2O : 0.15 TiO2 : 1.54 MnO : 0.17
P2O5 : 0.13 LOI : H2O+ : 0.73
H2O- : CO2 : 0.10 SO3 :
S : 0.1090 Total: 100.72 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.
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 : 82 Depth to Top of Core(m): 250.00 Piece: 4B
Hole: 562 Top/Bottom Interval(mm): 730/ 760
Core: 2 Sample Depth: 256.75
Sect: 5 Analyst Name: Bougault, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 50.13 Al2O3: 14.61 Fe2O3(tot): 11.78
FeO(tot): Fe2O3: FeO :
MgO : 7.17 CaO : 11.65 Na2O : 2.01
K2O : 0.00 TiO2 : 1.52 MnO : 0.18
P2O5 : 0.15 LOI : 0.43 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.63 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.
Essential oxides quoted to .01
Shipboard analysis.
Data source is the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Leg : 82 Depth to Top of Core(m): 259.00 Piece: 1D
Hole: 562 Top/Bottom Interval(mm): 460/ 480
Core: 3 Sample Depth: 259.47
Sect: 1 Analyst Name: Brannon, J.C.
Analytical Method(s):
Inst neutron activ Inst neutron activ Inst neutron activ
Alteration Rock type Rock name
Slight IGNEOUS PLAG SPARSELY PHYRIC PILLOW BASALT
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): 10.10 Fe2O3: FeO :
MgO : CaO : Na2O : 2.51
K2O : TiO2 : MnO :
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 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 the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Partial analysis.
Leg : 82 Depth to Top of Core(m): 259.00 Piece: 3B
Hole: 562 Top/Bottom Interval(mm): 850/ 880
Core: 3 Sample Depth: 259.87
Sect: 1 Analyst Name: Bougault, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 50.18 Al2O3: 14.85 Fe2O3(tot): 11.57
FeO(tot): Fe2O3: FeO :
MgO : 7.32 CaO : 11.63 Na2O : 2.10
K2O : 0.11 TiO2 : 1.53 MnO : 0.18
P2O5 : 0.16 LOI : 0.41 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.04 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.
Essential oxides quoted to .01
Shipboard analysis.
Data source is the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Leg : 82 Depth to Top of Core(m): 259.00 Piece: 8C
Hole: 562 Top/Bottom Interval(mm): 1410/1430
Core: 3 Sample Depth: 261.92
Sect: 2 Analyst Name: Weaver, B.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.42 Al2O3: 15.51 Fe2O3(tot): 11.09
FeO(tot): Fe2O3: FeO :
MgO : 7.08 CaO : 11.46 Na2O : 2.44
K2O : 0.20 TiO2 : 1.51 MnO : 0.17
P2O5 : 0.14 LOI : 1.30 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.32 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.
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 82 Depth to Top of Core(m): 259.00 Piece: 6D
Hole: 562 Top/Bottom Interval(mm): 1030/1060
Core: 3 Sample Depth: 263.05
Sect: 3 Analyst Name: Bougault, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.13 Al2O3: 14.79 Fe2O3(tot): 11.76
FeO(tot): Fe2O3: FeO :
MgO : 6.92 CaO : 11.63 Na2O : 2.07
K2O : 0.31 TiO2 : 1.54 MnO : 0.18
P2O5 : 0.14 LOI : 0.77 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.24 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.
Essential oxides quoted to .01
Shipboard analysis.
Data source is the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Leg : 82 Depth to Top of Core(m): 259.00 Piece: 7
Hole: 562 Top/Bottom Interval(mm): 1200/1230
Core: 3 Sample Depth: 264.72
Sect: 4 Analyst Name: Bougault, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.62 Al2O3: 14.84 Fe2O3(tot): 10.95
FeO(tot): Fe2O3: FeO :
MgO : 6.77 CaO : 11.74 Na2O : 2.17
K2O : 0.02 TiO2 : 1.55 MnO : 0.17
P2O5 : 0.14 LOI : 0.91 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 98.88 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.
Essential oxides quoted to .01
Shipboard analysis.
Data source is the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Leg : 82 Depth to Top of Core(m): 268.00 Piece: 1B
Hole: 562 Top/Bottom Interval(mm): 90/ 120
Core: 4 Sample Depth: 268.11
Sect: 1 Analyst Name: Bougault, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 48.87 Al2O3: 14.67 Fe2O3(tot): 12.15
FeO(tot): Fe2O3: FeO :
MgO : 6.27 CaO : 11.76 Na2O : 2.32
K2O : 0.22 TiO2 : 1.57 MnO : 0.18
P2O5 : 0.15 LOI : 1.08 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.24 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.
Essential oxides quoted to .01
Shipboard analysis.
Data source is the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Leg : 82 Depth to Top of Core(m): 268.00 Piece: 1B
Hole: 562 Top/Bottom Interval(mm): 140/ 160
Core: 4 Sample Depth: 268.15
Sect: 1 Analyst Name: Brannon, J.C.
Analytical Method(s):
Inst neutron activ Inst neutron activ Inst neutron activ
Alteration Rock type Rock name
Slight IGNEOUS APHYRIC BASALT
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): 10.89 Fe2O3: FeO :
MgO : CaO : Na2O : 2.71
K2O : TiO2 : MnO :
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 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 the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Partial analysis.
Leg : 82 Depth to Top of Core(m): 268.00 Piece: 3A
Hole: 562 Top/Bottom Interval(mm): 580/ 600
Core: 4 Sample Depth: 268.59
Sect: 1 Analyst Name: Brannon, J.C.
Analytical Method(s):
Inst neutron activ Inst neutron activ Inst neutron activ
Alteration Rock type Rock name
Slight IGNEOUS APHYRIC BASALT
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): 10.54 Fe2O3: FeO :
MgO : CaO : Na2O : 2.52
K2O : TiO2 : MnO :
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 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 the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Partial analysis.
Leg : 82 Depth to Top of Core(m): 268.00 Piece: 3B
Hole: 562 Top/Bottom Interval(mm): 750/ 770
Core: 4 Sample Depth: 268.76
Sect: 1 Analyst Name: Drake, N.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.83 Al2O3: 15.21 Fe2O3(tot): 11.75
FeO(tot): 10.57 Fe2O3: FeO :
MgO : 7.41 CaO : 11.42 Na2O : 2.55
K2O : 0.13 TiO2 : 1.60 MnO : 0.19
P2O5 : 0.17 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.26 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.
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 82 Depth to Top of Core(m): 268.00 Piece: 3B
Hole: 562 Top/Bottom Interval(mm): 780/ 800
Core: 4 Sample Depth: 268.79
Sect: 1 Analyst Name: Brannon, J.C.
Analytical Method(s):
Inst neutron activ Inst neutron activ Inst neutron activ
Alteration Rock type Rock name
Slight IGNEOUS APHYRIC BASALT
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): 10.19 Fe2O3: FeO :
MgO : CaO : Na2O : 2.62
K2O : TiO2 : MnO :
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 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 the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Partial analysis.
Leg : 82 Depth to Top of Core(m): 268.00 Piece: 30
Hole: 562 Top/Bottom Interval(mm): 910/ 930
Core: 4 Sample Depth: 268.92
Sect: 1 Analyst Name: Schmincke, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS APHYRIC TO PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.00 Al2O3: 15.20 Fe2O3(tot):
FeO(tot): Fe2O3: 3.76 FeO : 6.74
MgO : 7.46 CaO : 11.65 Na2O : 2.44
K2O : 0.09 TiO2 : 1.51 MnO : 0.16
P2O5 : 0.13 LOI : H2O+ : 0.52
H2O- : CO2 : 0.08 SO3 :
S : Total: 98.70 Magnesium#: 0.599
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
Values for iron partitioning calculated.
Laboratory analysis.
Data source is the author's manuscript.
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 : 82 Depth to Top of Core(m): 268.00 Piece: 1A
Hole: 562 Top/Bottom Interval(mm): 00/ 30
Core: 4 Sample Depth: 269.51
Sect: 2 Analyst Name: Bougault, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG MODERATELY PHYRIC BASALT
SiO2 : 49.49 Al2O3: 14.90 Fe2O3(tot): 11.60
FeO(tot): Fe2O3: FeO :
MgO : 7.22 CaO : 11.78 Na2O : 2.48
K2O : 0.05 TiO2 : 1.52 MnO : 0.18
P2O5 : 0.14 LOI : 0.51 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.87 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.
Essential oxides quoted to .01
Shipboard analysis.
Data source is the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Leg : 82 Depth to Top of Core(m): 268.00 Piece: 1A
Hole: 562 Top/Bottom Interval(mm): 40/ 70
Core: 4 Sample Depth: 269.56
Sect: 2 Analyst Name: Puchelt, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG SPARSELY TO MODERATELY PHYRIC BASALT
SiO2 : 49.64 Al2O3: 15.32 Fe2O3(tot):
FeO(tot): Fe2O3: 2.51 FeO : 8.20
MgO : 7.46 CaO : 11.75 Na2O : 2.61
K2O : 0.16 TiO2 : 1.51 MnO : 0.17
P2O5 : 0.14 LOI : H2O+ : 0.65
H2O- : CO2 : 0.07 SO3 :
S : 0.1160 Total: 100.19 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.
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 : 82 Depth to Top of Core(m): 268.00 Piece: 1A
Hole: 562 Top/Bottom Interval(mm): 220/ 250
Core: 4 Sample Depth: 269.74
Sect: 2 Analyst Name: Brannon, J.C.
Analytical Method(s):
Inst neutron activ Inst neutron activ Inst neutron activ
Alteration Rock type Rock name
Moderate IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): 10.22 Fe2O3: FeO :
MgO : CaO : Na2O : 2.51
K2O : TiO2 : MnO :
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 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 the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Partial analysis.
Leg : 82 Depth to Top of Core(m): 268.00 Piece: 1B
Hole: 562 Top/Bottom Interval(mm): 450/ 470
Core: 4 Sample Depth: 269.96
Sect: 2 Analyst Name: Weaver, B.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG SPARSELY TO MOD PHYRIC BASALT
SiO2 : 49.64 Al2O3: 15.63 Fe2O3(tot): 10.71
FeO(tot): Fe2O3: FeO :
MgO : 6.69 CaO : 11.49 Na2O : 2.49
K2O : 0.22 TiO2 : 1.49 MnO : 0.17
P2O5 : 0.14 LOI : 1.51 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.18 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.
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 82 Depth to Top of Core(m): 268.00 Piece: 2B
Hole: 562 Top/Bottom Interval(mm): 270/ 290
Core: 4 Sample Depth: 271.28
Sect: 3 Analyst Name: Brannon, J.C.
Analytical Method(s):
Inst neutron activ Inst neutron activ Inst neutron activ
Alteration Rock type Rock name
Slight IGNEOUS PLAG MOD PHYRIC BASALT
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): 10.25 Fe2O3: FeO :
MgO : CaO : Na2O : 2.48
K2O : TiO2 : MnO :
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 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 the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Partial analysis.
Leg : 82 Depth to Top of Core(m): 268.00 Piece: 2F
Hole: 562 Top/Bottom Interval(mm): 640/ 670
Core: 4 Sample Depth: 271.66
Sect: 3 Analyst Name: Brannon, J.C.
Analytical Method(s):
Inst neutron activ Inst neutron activ Inst neutron activ
Alteration Rock type Rock name
Slight IGNEOUS PLAG MOD PHYRIC BASALT
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): 10.69 Fe2O3: FeO :
MgO : CaO : Na2O : 2.54
K2O : TiO2 : MnO :
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 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 the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Partial analysis.
Leg : 82 Depth to Top of Core(m): 268.00 Piece: 2H
Hole: 562 Top/Bottom Interval(mm): 830/ 850
Core: 4 Sample Depth: 271.84
Sect: 3 Analyst Name: Bougault, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : 47.46 Al2O3: 14.82 Fe2O3(tot): 12.44
FeO(tot): Fe2O3: FeO :
MgO : 5.71 CaO : 12.81 Na2O : 2.54
K2O : 0.24 TiO2 : 1.64 MnO : 0.21
P2O5 : 0.18 LOI : 1.59 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.64 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.
Essential oxides quoted to .01
Shipboard analysis.
Data source is the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Leg : 82 Depth to Top of Core(m): 268.00 Piece: 2H
Hole: 562 Top/Bottom Interval(mm): 860/ 880
Core: 4 Sample Depth: 271.87
Sect: 3 Analyst Name: Brannon, J.C.
Analytical Method(s):
Inst neutron activ Inst neutron activ Inst neutron activ
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): 10.88 Fe2O3: FeO :
MgO : CaO : Na2O : 2.69
K2O : TiO2 : MnO :
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 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 the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Partial analysis.
Leg : 82 Depth to Top of Core(m): 268.00 Piece: 4
Hole: 562 Top/Bottom Interval(mm): 600/ 630
Core: 4 Sample Depth: 273.12
Sect: 4 Analyst Name: Schmincke, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS BASALT GLASS
SiO2 : 50.00 Al2O3: 14.77 Fe2O3(tot):
FeO(tot): Fe2O3: 1.35 FeO : 9.48
MgO : 7.79 CaO : 11.26 Na2O : 2.52
K2O : 0.09 TiO2 : 1.61 MnO : 0.19
P2O5 : 0.14 LOI : H2O+ : 0.30
H2O- : CO2 : 0.03 SO3 :
S : Total: 99.53 Magnesium#: 0.599
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.
Essential oxides quoted to .01
Values for iron partitioning calculated.
Laboratory analysis.
Data source is the author's manuscript.
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 : 82 Depth to Top of Core(m): 268.00 Piece: 7B
Hole: 562 Top/Bottom Interval(mm): 1000/1030
Core: 4 Sample Depth: 273.51
Sect: 4 Analyst Name: Bougault, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.20 Al2O3: 15.03 Fe2O3(tot): 11.46
FeO(tot): Fe2O3: FeO :
MgO : 6.42 CaO : 11.63 Na2O : 2.07
K2O : 0.32 TiO2 : 1.55 MnO : 0.17
P2O5 : 0.15 LOI : 0.68 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 98.68 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.
Essential oxides quoted to .01
Shipboard analysis.
Data source is the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Leg : 82 Depth to Top of Core(m): 268.00 Piece: 8B
Hole: 562 Top/Bottom Interval(mm): 1170/1190
Core: 4 Sample Depth: 273.68
Sect: 4 Analyst Name: Brannon, J.C.
Analytical Method(s):
Inst neutron activ Inst neutron activ Inst neutron activ
Alteration Rock type Rock name
Slight IGNEOUS PLAG SPARSELY PHYRIC PILLOW BASALT
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): 9.70 Fe2O3: FeO :
MgO : CaO : Na2O : 2.34
K2O : TiO2 : MnO :
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 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 the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Partial analysis.
Leg : 82 Depth to Top of Core(m): 268.00 Piece: 2A
Hole: 562 Top/Bottom Interval(mm): 260/ 280
Core: 4 Sample Depth: 274.27
Sect: 5 Analyst Name: Brannon, J.C.
Analytical Method(s):
Inst neutron activ Inst neutron activ Inst neutron activ
Alteration Rock type Rock name
Slight IGNEOUS PLAG MOD PHYRIC BASALT
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): 10.02 Fe2O3: FeO :
MgO : CaO : Na2O : 2.50
K2O : TiO2 : MnO :
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 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 the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Partial analysis.
Leg : 82 Depth to Top of Core(m): 277.00 Piece: 4A
Hole: 562 Top/Bottom Interval(mm): 640/ 660
Core: 5 Sample Depth: 277.65
Sect: 1 Analyst Name: Drake, N.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG PHYRIC BASALT
SiO2 : 50.32 Al2O3: 15.97 Fe2O3(tot): 10.70
FeO(tot): 9.63 Fe2O3: FeO :
MgO : 6.73 CaO : 11.85 Na2O : 2.52
K2O : 0.21 TiO2 : 1.58 MnO : 0.16
P2O5 : 0.16 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.19 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.
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 82 Depth to Top of Core(m): 277.00 Piece: 4B
Hole: 562 Top/Bottom Interval(mm): 760/ 790
Core: 5 Sample Depth: 279.28
Sect: 2 Analyst Name: Bougault, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG MODERATELY PHYRIC BASALT
SiO2 : 49.93 Al2O3: 14.93 Fe2O3(tot): 11.32
FeO(tot): Fe2O3: FeO :
MgO : 7.17 CaO : 11.70 Na2O : 2.18
K2O : 0.13 TiO2 : 1.58 MnO : 0.17
P2O5 : 0.15 LOI : 0.46 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.72 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.
Essential oxides quoted to .01
Shipboard analysis.
Data source is the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Leg : 82 Depth to Top of Core(m): 277.00 Piece: 4B
Hole: 562 Top/Bottom Interval(mm): 890/ 910
Core: 5 Sample Depth: 279.40
Sect: 2 Analyst Name: Brannon, J.C.
Analytical Method(s):
Inst neutron activ Inst neutron activ Inst neutron activ
Alteration Rock type Rock name
Moderate IGNEOUS PLAG MOD PHYRIC BASALT
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): 10.60 Fe2O3: FeO :
MgO : CaO : Na2O : 2.47
K2O : TiO2 : MnO :
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 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 the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Partial analysis.
Leg : 82 Depth to Top of Core(m): 277.00 Piece: 1A
Hole: 562 Top/Bottom Interval(mm): 90/ 110
Core: 5 Sample Depth: 280.10
Sect: 3 Analyst Name: Brannon, J.C.
Analytical Method(s):
Inst neutron activ Inst neutron activ Inst neutron activ
Alteration Rock type Rock name
Slight IGNEOUS PLAG MOD PHYRIC BASALT
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): 10.34 Fe2O3: FeO :
MgO : CaO : Na2O : 2.56
K2O : TiO2 : MnO :
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 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 the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Partial analysis.
Leg : 82 Depth to Top of Core(m): 277.00 Piece: 1D
Hole: 562 Top/Bottom Interval(mm): 400/ 420
Core: 5 Sample Depth: 280.41
Sect: 3 Analyst Name: Schmincke, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG MOD PHYRIC BASALT
SiO2 : 49.80 Al2O3: 14.90 Fe2O3(tot):
FeO(tot): Fe2O3: 3.60 FeO : 6.83
MgO : 7.00 CaO : 11.62 Na2O : 2.41
K2O : 0.14 TiO2 : 1.57 MnO : 0.18
P2O5 : 0.14 LOI : H2O+ : 0.55
H2O- : CO2 : 0.13 SO3 :
S : Total: 98.83 Magnesium#: 0.584
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
Values for iron partitioning calculated.
Laboratory analysis.
Data source is the author's manuscript.
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 : 82 Depth to Top of Core(m): 277.00 Piece: 1E
Hole: 562 Top/Bottom Interval(mm): 580/ 600
Core: 5 Sample Depth: 280.59
Sect: 3 Analyst Name: Brannon, J.C.
Analytical Method(s):
Inst neutron activ Inst neutron activ Inst neutron activ
Alteration Rock type Rock name
Slight IGNEOUS PLAG MOD PHYRIC BASALT
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): 10.22 Fe2O3: FeO :
MgO : CaO : Na2O : 2.47
K2O : TiO2 : MnO :
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 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 the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Partial analysis.
Leg : 82 Depth to Top of Core(m): 277.00 Piece: 1F
Hole: 562 Top/Bottom Interval(mm): 790/ 810
Core: 5 Sample Depth: 280.80
Sect: 3 Analyst Name: Weaver, B.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG MOD PHYRIC BASALT
SiO2 : 49.11 Al2O3: 14.95 Fe2O3(tot): 11.52
FeO(tot): Fe2O3: FeO :
MgO : 7.47 CaO : 11.23 Na2O : 2.42
K2O : 0.14 TiO2 : 1.53 MnO : 0.18
P2O5 : 0.14 LOI : 1.58 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.27 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.
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 82 Depth to Top of Core(m): 277.00 Piece: 1G
Hole: 562 Top/Bottom Interval(mm): 1040/1070
Core: 5 Sample Depth: 281.06
Sect: 3 Analyst Name: Bougault, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG MODERATELY PHYRIC BASALT
SiO2 : 49.57 Al2O3: 14.97 Fe2O3(tot): 11.55
FeO(tot): Fe2O3: FeO :
MgO : 7.17 CaO : 11.71 Na2O : 1.88
K2O : 0.10 TiO2 : 1.55 MnO : 0.18
P2O5 : 0.15 LOI : 0.64 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.47 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.
Essential oxides quoted to .01
Shipboard analysis.
Data source is the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Leg : 82 Depth to Top of Core(m): 277.00 Piece: 1B
Hole: 562 Top/Bottom Interval(mm): 290/ 310
Core: 5 Sample Depth: 281.80
Sect: 4 Analyst Name: Drake, N.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG MOD PHYRIC BASALT
SiO2 : 49.52 Al2O3: 15.82 Fe2O3(tot): 11.25
FeO(tot): 10.12 Fe2O3: FeO :
MgO : 7.05 CaO : 11.53 Na2O : 2.70
K2O : 0.10 TiO2 : 1.54 MnO : 0.17
P2O5 : 0.15 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.83 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.
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 82 Depth to Top of Core(m): 277.00 Piece: 2A
Hole: 562 Top/Bottom Interval(mm): 1060/1080
Core: 5 Sample Depth: 282.57
Sect: 4 Analyst Name: Brannon, J.C.
Analytical Method(s):
Inst neutron activ Inst neutron activ Inst neutron activ
Alteration Rock type Rock name
Moderate IGNEOUS PLAG MOD PHYRIC BASALT
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): 10.05 Fe2O3: FeO :
MgO : CaO : Na2O : 2.64
K2O : TiO2 : MnO :
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 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 the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Partial analysis.
Leg : 82 Depth to Top of Core(m): 277.00 Piece: 2B
Hole: 562 Top/Bottom Interval(mm): 1220/1240
Core: 5 Sample Depth: 282.73
Sect: 4 Analyst Name: Schmincke, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG MOD PHYRIC BASALT
SiO2 : 48.90 Al2O3: 15.20 Fe2O3(tot):
FeO(tot): Fe2O3: 3.53 FeO : 6.88
MgO : 7.26 CaO : 11.81 Na2O : 2.53
K2O : 0.11 TiO2 : 1.52 MnO : 0.17
P2O5 : 0.14 LOI : H2O+ : 0.55
H2O- : CO2 : 0.09 SO3 :
S : Total: 98.69 Magnesium#: 0.594
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
Values for iron partitioning calculated.
Laboratory analysis.
Data source is the author's manuscript.
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 : 82 Depth to Top of Core(m): 277.00 Piece: 3C
Hole: 562 Top/Bottom Interval(mm): 690/ 710
Core: 5 Sample Depth: 283.70
Sect: 5 Analyst Name: Brannon, J.C.
Analytical Method(s):
Inst neutron activ Inst neutron activ Inst neutron activ
Alteration Rock type Rock name
Moderate IGNEOUS PLAG MOD PHYRIC BASALT
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): 10.28 Fe2O3: FeO :
MgO : CaO : Na2O : 2.50
K2O : TiO2 : MnO :
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 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 the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Partial analysis.
Leg : 82 Depth to Top of Core(m): 277.00 Piece: 3D
Hole: 562 Top/Bottom Interval(mm): 750/ 790
Core: 5 Sample Depth: 283.77
Sect: 5 Analyst Name: Bougault, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG MODERATELY PHYRIC BASALT
SiO2 : 49.34 Al2O3: 15.07 Fe2O3(tot): 11.46
FeO(tot): Fe2O3: FeO :
MgO : 6.87 CaO : 11.66 Na2O : 1.99
K2O : 0.27 TiO2 : 1.55 MnO : 0.18
P2O5 : 0.15 LOI : 0.90 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.40 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.
Essential oxides quoted to .01
Shipboard analysis.
Data source is the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Leg : 82 Depth to Top of Core(m): 277.00 Piece: 4A
Hole: 562 Top/Bottom Interval(mm): 950/ 970
Core: 5 Sample Depth: 283.96
Sect: 5 Analyst Name: Brannon, J.C.
Analytical Method(s):
Inst neutron activ Inst neutron activ Inst neutron activ
Alteration Rock type Rock name
Moderate IGNEOUS PLAG MOD PHYRIC BASALT
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): 10.33 Fe2O3: FeO :
MgO : CaO : Na2O : 2.52
K2O : TiO2 : MnO :
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 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 the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Partial analysis.
Leg : 82 Depth to Top of Core(m): 286.00 Piece: 3A
Hole: 562 Top/Bottom Interval(mm): 740/ 770
Core: 6 Sample Depth: 289.76
Sect: 3 Analyst Name: Bougault, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
IGNEOUS PLAG MODERATELY PHYRIC BASALT
SiO2 : 49.41 Al2O3: 15.12 Fe2O3(tot): 11.49
FeO(tot): Fe2O3: FeO :
MgO : 7.18 CaO : 11.81 Na2O : 2.09
K2O : 0.33 TiO2 : 1.51 MnO : 0.18
P2O5 : 0.14 LOI : 0.72 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.98 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.
Essential oxides quoted to .01
Shipboard analysis.
Data source is the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Leg : 82 Depth to Top of Core(m): 286.00 Piece: 5C
Hole: 562 Top/Bottom Interval(mm): 1200/1230
Core: 6 Sample Depth: 290.22
Sect: 3 Analyst Name: Schmincke, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG PHYRIC BASALT
SiO2 : 50.10 Al2O3: 15.10 Fe2O3(tot):
FeO(tot): Fe2O3: 4.68 FeO : 5.66
MgO : 6.83 CaO : 11.58 Na2O : 2.38
K2O : 0.30 TiO2 : 1.56 MnO : 0.17
P2O5 : 0.14 LOI : H2O+ : 1.14
H2O- : CO2 : 0.06 SO3 :
S : Total: 99.74 Magnesium#: 0.583
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
Values for iron partitioning calculated.
Laboratory analysis.
Data source is the author's manuscript.
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 : 82 Depth to Top of Core(m): 286.00 Piece: 5E
Hole: 562 Top/Bottom Interval(mm): 1350/1380
Core: 6 Sample Depth: 290.37
Sect: 3 Analyst Name: Drake, N.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG PHYRIC BASALT
SiO2 : 49.32 Al2O3: 15.69 Fe2O3(tot): 11.54
FeO(tot): 10.38 Fe2O3: FeO :
MgO : 7.03 CaO : 11.84 Na2O : 2.63
K2O : 0.35 TiO2 : 1.54 MnO : 0.20
P2O5 : 0.16 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.30 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.
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 82 Depth to Top of Core(m): 286.00 Piece: 1A
Hole: 562 Top/Bottom Interval(mm): 10/ 50
Core: 6 Sample Depth: 290.53
Sect: 4 Analyst Name: Schmincke, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG PHYRIC BASALT
SiO2 : 48.30 Al2O3: 16.90 Fe2O3(tot):
FeO(tot): Fe2O3: 3.56 FeO : 5.93
MgO : 6.85 CaO : 12.68 Na2O : 2.20
K2O : 0.14 TiO2 : 1.18 MnO : 0.17
P2O5 : 0.11 LOI : H2O+ : 0.35
H2O- : CO2 : 0.28 SO3 :
S : Total: 98.66 Magnesium#: 0.603
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
Values for iron partitioning calculated.
Laboratory analysis.
Data source is the author's manuscript.
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 : 82 Depth to Top of Core(m): 286.00 Piece: 1A
Hole: 562 Top/Bottom Interval(mm): 60/ 100
Core: 6 Sample Depth: 290.58
Sect: 4 Analyst Name: Drake, N.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG PHYRIC BASALT
SiO2 : 50.19 Al2O3: 17.27 Fe2O3(tot): 8.95
FeO(tot): 8.05 Fe2O3: FeO :
MgO : 6.94 CaO : 12.90 Na2O : 2.14
K2O : 0.18 TiO2 : 1.20 MnO : 0.13
P2O5 : 0.13 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.02 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.
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 82 Depth to Top of Core(m): 286.00 Piece: 1B
Hole: 562 Top/Bottom Interval(mm): 180/ 210
Core: 6 Sample Depth: 290.70
Sect: 4 Analyst Name: Weaver, B.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG PHYRIC BASALT
SiO2 : 48.08 Al2O3: 17.64 Fe2O3(tot): 9.34
FeO(tot): Fe2O3: FeO :
MgO : 6.62 CaO : 12.54 Na2O : 2.12
K2O : 0.28 TiO2 : 1.07 MnO : 0.14
P2O5 : 0.11 LOI : 2.58 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.52 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.
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 82 Depth to Top of Core(m): 286.00 Piece: 2B
Hole: 562 Top/Bottom Interval(mm): 450/ 460
Core: 6 Sample Depth: 290.96
Sect: 4 Analyst Name: Dmitriev, L.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
IGNEOUS GLASSY RIND
SiO2 : 51.09 Al2O3: 15.34 Fe2O3(tot): 10.15
FeO(tot): Fe2O3: FeO :
MgO : 7.72 CaO : 12.15 Na2O : 2.31
K2O : 0.12 TiO2 : 1.29 MnO :
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.17 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.
Essential oxides quoted to .01
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 : 82 Depth to Top of Core(m): 286.00 Piece: 2F
Hole: 562 Top/Bottom Interval(mm): 740/ 780
Core: 6 Sample Depth: 291.26
Sect: 4 Analyst Name: Bougault, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG PHYRIC BASALT
SiO2 : 48.28 Al2O3: 16.41 Fe2O3(tot): 9.65
FeO(tot): Fe2O3: FeO :
MgO : 6.65 CaO : 13.43 Na2O : 1.77
K2O : 0.16 TiO2 : 1.15 MnO : 0.15
P2O5 : 0.12 LOI : 1.34 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.11 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.
Essential oxides quoted to .01
Shipboard analysis.
Data source is the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Leg : 82 Depth to Top of Core(m): 295.00 Piece: 4B
Hole: 562 Top/Bottom Interval(mm): 290/ 330
Core: 7 Sample Depth: 295.31
Sect: 1 Analyst Name: Bougault, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG MODERATELY PHYRIC BASALT
SiO2 : 48.61 Al2O3: 16.25 Fe2O3(tot): 10.18
FeO(tot): Fe2O3: FeO :
MgO : 7.49 CaO : 13.16 Na2O : 1.89
K2O : 0.15 TiO2 : 1.15 MnO : 0.16
P2O5 : 0.13 LOI : 1.00 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.17 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.
Essential oxides quoted to .01
Shipboard analysis.
Data source is the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Leg : 82 Depth to Top of Core(m): 295.00 Piece: 1B
Hole: 562 Top/Bottom Interval(mm): 70/ 100
Core: 7 Sample Depth: 296.59
Sect: 2 Analyst Name: Puchelt, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Extensive IGNEOUS PLAG MOD TO PHYRIC BASALT
SiO2 : 48.93 Al2O3: 15.42 Fe2O3(tot):
FeO(tot): Fe2O3: 4.18 FeO : 5.51
MgO : 7.51 CaO : 13.22 Na2O : 2.41
K2O : 0.29 TiO2 : 1.23 MnO : 0.16
P2O5 : 0.11 LOI : H2O+ : 0.64
H2O- : CO2 : 0.84 SO3 :
S : 0.0120 Total: 100.45 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.
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 : 82 Depth to Top of Core(m): 295.00 Piece: 2C
Hole: 562 Top/Bottom Interval(mm): 440/ 470
Core: 7 Sample Depth: 296.96
Sect: 2 Analyst Name: Bougault, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG MODERATELY PHYRIC BASALT
SiO2 : 49.46 Al2O3: 16.64 Fe2O3(tot): 9.84
FeO(tot): Fe2O3: FeO :
MgO : 6.79 CaO : 12.78 Na2O : 1.76
K2O : 0.14 TiO2 : 1.14 MnO : 0.14
P2O5 : 0.12 LOI : 1.08 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.89 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.
Essential oxides quoted to .01
Shipboard analysis.
Data source is the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Leg : 82 Depth to Top of Core(m): 295.00 Piece: 2E
Hole: 562 Top/Bottom Interval(mm): 560/ 580
Core: 7 Sample Depth: 297.07
Sect: 2 Analyst Name: Drake, N.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG PHYRIC BASALT
SiO2 : 49.98 Al2O3: 16.22 Fe2O3(tot): 10.34
FeO(tot): 9.30 Fe2O3: FeO :
MgO : 7.19 CaO : 12.31 Na2O : 2.01
K2O : 0.22 TiO2 : 1.20 MnO : 0.16
P2O5 : 0.12 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.75 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.
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 82 Depth to Top of Core(m): 295.00 Piece: 4F
Hole: 562 Top/Bottom Interval(mm): 1380/1420
Core: 7 Sample Depth: 297.90
Sect: 2 Analyst Name: Weaver, B.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG PHYRIC TO MOD PHYRIC BASALT
SiO2 : 47.80 Al2O3: 16.97 Fe2O3(tot): 10.04
FeO(tot): Fe2O3: FeO :
MgO : 6.80 CaO : 12.87 Na2O : 2.20
K2O : 0.15 TiO2 : 1.13 MnO : 0.16
P2O5 : 0.12 LOI : 1.99 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.23 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.
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 82 Depth to Top of Core(m): 300.00 Piece: 4
Hole: 562 Top/Bottom Interval(mm): 350/ 380
Core: 8 Sample Depth: 300.37
Sect: 1 Analyst Name: Schmincke, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 46.90 Al2O3: 16.70 Fe2O3(tot):
FeO(tot): Fe2O3: 5.21 FeO : 4.19
MgO : 5.89 CaO : 13.88 Na2O : 2.26
K2O : 0.38 TiO2 : 1.14 MnO : 0.17
P2O5 : 0.11 LOI : H2O+ : 0.75
H2O- : CO2 : 1.72 SO3 :
S : Total: 99.33 Magnesium#: 0.573
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
Values for iron partitioning calculated.
Laboratory analysis.
Data source is the author's manuscript.
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 : 82 Depth to Top of Core(m): 300.00 Piece: 5C
Hole: 562 Top/Bottom Interval(mm): 680/ 710
Core: 8 Sample Depth: 300.70
Sect: 1 Analyst Name: Weaver, B.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 47.24 Al2O3: 15.96 Fe2O3(tot): 9.82
FeO(tot): Fe2O3: FeO :
MgO : 7.25 CaO : 13.22 Na2O : 2.34
K2O : 0.27 TiO2 : 1.17 MnO : 0.15
P2O5 : 0.12 LOI : 2.13 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.67 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.
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 82 Depth to Top of Core(m): 300.00 Piece: 7A
Hole: 562 Top/Bottom Interval(mm): 950/ 980
Core: 8 Sample Depth: 300.97
Sect: 1 Analyst Name: Bougault, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 48.94 Al2O3: 16.67 Fe2O3(tot): 9.99
FeO(tot): Fe2O3: FeO :
MgO : 6.61 CaO : 12.96 Na2O : 2.06
K2O : 0.24 TiO2 : 1.09 MnO : 0.17
P2O5 : 0.11 LOI : 1.34 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.18 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.
Essential oxides quoted to .01
Shipboard analysis.
Data source is the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Leg : 82 Depth to Top of Core(m): 300.00 Piece: 8B
Hole: 562 Top/Bottom Interval(mm): 1270/1290
Core: 8 Sample Depth: 301.28
Sect: 1 Analyst Name: Puchelt, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 49.43 Al2O3: 15.95 Fe2O3(tot):
FeO(tot): Fe2O3: 4.59 FeO : 5.55
MgO : 7.65 CaO : 12.67 Na2O : 2.37
K2O : 0.35 TiO2 : 1.20 MnO : 0.16
P2O5 : 0.11 LOI : H2O+ : 0.67
H2O- : CO2 : 0.20 SO3 :
S : 0.0140 Total: 100.90 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.
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 : 82 Depth to Top of Core(m): 300.00 Piece: 8C
Hole: 562 Top/Bottom Interval(mm): 1320/1340
Core: 8 Sample Depth: 301.33
Sect: 1 Analyst Name: Drake, N.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG PHYRIC BASALT
SiO2 : 49.67 Al2O3: 16.38 Fe2O3(tot): 9.89
FeO(tot): 8.90 Fe2O3: FeO :
MgO : 7.28 CaO : 12.63 Na2O : 2.17
K2O : 0.21 TiO2 : 1.25 MnO : 0.16
P2O5 : 0.13 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.79 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.
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 82 Depth to Top of Core(m): 300.00 Piece: 9A
Hole: 562 Top/Bottom Interval(mm): 1440/1460
Core: 8 Sample Depth: 301.45
Sect: 1 Analyst Name: Drake, N.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG PHYRIC BASALT
SiO2 : 49.43 Al2O3: 15.50 Fe2O3(tot): 10.17
FeO(tot): 9.15 Fe2O3: FeO :
MgO : 7.61 CaO : 13.23 Na2O : 2.20
K2O : 0.25 TiO2 : 1.30 MnO : 0.17
P2O5 : 0.13 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.98 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.
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 82 Depth to Top of Core(m): 300.00 Piece: 1
Hole: 562 Top/Bottom Interval(mm): 60/ 90
Core: 8 Sample Depth: 301.58
Sect: 2 Analyst Name: Schmincke, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 48.80 Al2O3: 15.80 Fe2O3(tot):
FeO(tot): Fe2O3: 4.14 FeO : 5.01
MgO : 6.76 CaO : 12.96 Na2O : 2.18
K2O : 0.30 TiO2 : 1.19 MnO : 0.17
P2O5 : 0.11 LOI : H2O+ : 0.94
H2O- : CO2 : 0.77 SO3 :
S : Total: 99.16 Magnesium#: 0.610
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
Values for iron partitioning calculated.
Laboratory analysis.
Data source is the author's manuscript.
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 : 82 Depth to Top of Core(m): 300.00 Piece: 4A
Hole: 562 Top/Bottom Interval(mm): 250/ 290
Core: 8 Sample Depth: 301.77
Sect: 2 Analyst Name: Drake, N.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 48.90 Al2O3: 17.11 Fe2O3(tot): 9.91
FeO(tot): 8.92 Fe2O3: FeO :
MgO : 7.37 CaO : 12.97 Na2O : 1.97
K2O : 0.21 TiO2 : 1.16 MnO : 0.15
P2O5 : 0.13 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.88 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.
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 82 Depth to Top of Core(m): 300.00 Piece: 4A
Hole: 562 Top/Bottom Interval(mm): 260/ 290
Core: 8 Sample Depth: 301.78
Sect: 2 Analyst Name: Bougault, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 48.93 Al2O3: 14.92 Fe2O3(tot): 11.55
FeO(tot): Fe2O3: FeO :
MgO : 6.94 CaO : 12.31 Na2O : 2.09
K2O : 0.38 TiO2 : 1.22 MnO : 0.18
P2O5 : 0.13 LOI : 1.33 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.98 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.
Essential oxides quoted to .01
Shipboard analysis.
Data source is the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Leg : 82 Depth to Top of Core(m): 300.00 Piece: 4D
Hole: 562 Top/Bottom Interval(mm): 550/ 580
Core: 8 Sample Depth: 302.07
Sect: 2 Analyst Name: Weaver, B.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 47.41 Al2O3: 15.14 Fe2O3(tot): 10.23
FeO(tot): Fe2O3: FeO :
MgO : 7.14 CaO : 13.06 Na2O : 2.22
K2O : 0.33 TiO2 : 1.17 MnO : 0.16
P2O5 : 0.12 LOI : 3.39 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.37 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.
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 82 Depth to Top of Core(m): 304.00 Piece: 2A
Hole: 562 Top/Bottom Interval(mm): 210/ 240
Core: 9 Sample Depth: 304.22
Sect: 1 Analyst Name: Schmincke, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG SPARSELY TO MOD PHYRIC BASALT
SiO2 : 48.60 Al2O3: 16.50 Fe2O3(tot):
FeO(tot): Fe2O3: 4.73 FeO : 4.76
MgO : 7.20 CaO : 12.33 Na2O : 2.17
K2O : 0.26 TiO2 : 1.16 MnO : 0.16
P2O5 : 0.10 LOI : H2O+ : 0.68
H2O- : CO2 : 0.06 SO3 :
S : Total: 98.73 Magnesium#: 0.618
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
Values for iron partitioning calculated.
Laboratory analysis.
Data source is the author's manuscript.
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 : 82 Depth to Top of Core(m): 304.00 Piece: 4B
Hole: 562 Top/Bottom Interval(mm): 820/ 840
Core: 9 Sample Depth: 304.83
Sect: 1 Analyst Name: Drake, N.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG MOD PHYRIC BASALT
SiO2 : 48.33 Al2O3: 16.73 Fe2O3(tot): 9.89
FeO(tot): 8.90 Fe2O3: FeO :
MgO : 7.28 CaO : 13.85 Na2O : 2.04
K2O : 0.22 TiO2 : 1.19 MnO : 0.18
P2O5 : 0.13 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.84 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.
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 82 Depth to Top of Core(m): 304.00 Piece: 7
Hole: 562 Top/Bottom Interval(mm): 1400/1420
Core: 9 Sample Depth: 305.41
Sect: 1 Analyst Name: Bougault, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : 50.02 Al2O3: 15.03 Fe2O3(tot): 10.94
FeO(tot): Fe2O3: FeO :
MgO : 7.43 CaO : 12.32 Na2O : 1.86
K2O : 0.38 TiO2 : 1.27 MnO : 0.17
P2O5 : 0.16 LOI : 0.67 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.25 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.
Essential oxides quoted to .01
Shipboard analysis.
Data source is the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Leg : 82 Depth to Top of Core(m): 304.00 Piece: 7
Hole: 562 Top/Bottom Interval(mm): 1450/1470
Core: 9 Sample Depth: 305.46
Sect: 1 Analyst Name: Drake, N.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : 49.78 Al2O3: 15.75 Fe2O3(tot): 10.57
FeO(tot): 9.51 Fe2O3: FeO :
MgO : 7.16 CaO : 12.44 Na2O : 2.04
K2O : 0.38 TiO2 : 1.28 MnO : 0.17
P2O5 : 0.14 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.69 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.
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 82 Depth to Top of Core(m): 304.00 Piece: 4D
Hole: 562 Top/Bottom Interval(mm): 810/ 830
Core: 9 Sample Depth: 306.32
Sect: 2 Analyst Name: Weaver, B.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG PHYRIC BASALT
SiO2 : 48.18 Al2O3: 16.36 Fe2O3(tot): 9.84
FeO(tot): Fe2O3: FeO :
MgO : 7.50 CaO : 12.48 Na2O : 2.23
K2O : 0.24 TiO2 : 1.12 MnO : 0.16
P2O5 : 0.11 LOI : 1.85 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.07 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.
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 82 Depth to Top of Core(m): 313.00 Piece: 4B
Hole: 562 Top/Bottom Interval(mm): 410/ 440
Core: 10 Sample Depth: 313.43
Sect: 1 Analyst Name: Schmincke, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG PHYRIC BASALT
SiO2 : 48.30 Al2O3: 15.50 Fe2O3(tot):
FeO(tot): Fe2O3: 4.40 FeO : 5.92
MgO : 7.20 CaO : 12.38 Na2O : 2.23
K2O : 0.21 TiO2 : 1.26 MnO : 0.17
P2O5 : 0.11 LOI : H2O+ : 0.51
H2O- : CO2 : 0.53 SO3 :
S : Total: 98.74 Magnesium#: 0.596
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
Values for iron partitioning calculated.
Laboratory analysis.
Data source is the author's manuscript.
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 : 82 Depth to Top of Core(m): 313.00 Piece: 5A
Hole: 562 Top/Bottom Interval(mm): 900/ 930
Core: 10 Sample Depth: 313.92
Sect: 1 Analyst Name: Drake, N.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG PHYRIC BASALT
SiO2 : 49.12 Al2O3: 16.01 Fe2O3(tot): 11.07
FeO(tot): 9.96 Fe2O3: FeO :
MgO : 7.09 CaO : 12.96 Na2O : 2.10
K2O : 0.32 TiO2 : 1.26 MnO : 0.18
P2O5 : 0.14 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.25 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.
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 82 Depth to Top of Core(m): 313.00 Piece: 4D
Hole: 562 Top/Bottom Interval(mm): 860/ 880
Core: 10 Sample Depth: 315.37
Sect: 2 Analyst Name: Weaver, B.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG MOD PHYRIC BASALT
SiO2 : 45.47 Al2O3: 16.08 Fe2O3(tot): 10.09
FeO(tot): Fe2O3: FeO :
MgO : 6.18 CaO : 14.41 Na2O : 2.06
K2O : 0.41 TiO2 : 1.00 MnO : 0.15
P2O5 : 0.11 LOI : 4.48 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.44 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.
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 82 Depth to Top of Core(m): 313.00 Piece: 6C
Hole: 562 Top/Bottom Interval(mm): 1250/1280
Core: 10 Sample Depth: 315.76
Sect: 2 Analyst Name: Bougault, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG MODERATELY PHYRIC BASALT
SiO2 : 49.51 Al2O3: 16.27 Fe2O3(tot): 9.99
FeO(tot): Fe2O3: FeO :
MgO : 7.37 CaO : 12.56 Na2O : 1.81
K2O : 0.04 TiO2 : 1.15 MnO : 0.14
P2O5 : 0.10 LOI : 0.77 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.71 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.
Essential oxides quoted to .01
Shipboard analysis.
Data source is the author's manuscript.
ship and at one or more shore laboratories or by different techniques.
Leg : 82 Depth to Top of Core(m): 313.00 Piece: 4B
Hole: 562 Top/Bottom Interval(mm): 520/ 550
Core: 10 Sample Depth: 316.54
Sect: 3 Analyst Name: Drake, N.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG PHYRIC BASALT
SiO2 : 49.72 Al2O3: 15.38 Fe2O3(tot): 10.60
FeO(tot): 9.54 Fe2O3: FeO :
MgO : 7.82 CaO : 12.45 Na2O : 2.02
K2O : 0.26 TiO2 : 1.29 MnO : 0.17
P2O5 : 0.13 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.84 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.
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 82 Depth to Top of Core(m): 322.00 Piece: 9B
Hole: 562 Top/Bottom Interval(mm): 1150/1170
Core: 11 Sample Depth: 323.16
Sect: 1 Analyst Name: Drake, N.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG PHYRIC BASALT
SiO2 : 49.18 Al2O3: 17.43 Fe2O3(tot): 9.81
FeO(tot): 8.83 Fe2O3: FeO :
MgO : 6.52 CaO : 12.92 Na2O : 1.91
K2O : 0.25 TiO2 : 1.15 MnO : 0.16
P2O5 : 0.12 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.46 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.
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 82 Depth to Top of Core(m): 0.00 Piece: 1
Hole: 562 Top/Bottom Interval(mm): 50/ 80
Core: H 1 Sample Depth: 3.20
Sect: CC Analyst Name: Schmincke, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : 48.80 Al2O3: 15.60 Fe2O3(tot):
FeO(tot): Fe2O3: 6.23 FeO : 5.23
MgO : 6.15 CaO : 11.49 Na2O : 2.55
K2O : 0.35 TiO2 : 1.59 MnO : 0.17
P2O5 : 0.14 LOI : H2O+ : 0.62
H2O- : CO2 : 0.11 SO3 :
S : Total: 99.01 Magnesium#: 0.534
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
Values for iron partitioning calculated.
Laboratory analysis.
Data source is the author's manuscript.
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 : 82 Depth to Top of Core(m): 0.00 Piece: 2
Hole: 562 Top/Bottom Interval(mm): 160/ 190
Core: H 1 Sample Depth: 3.31
Sect: CC Analyst Name: Drake, N.
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: 15.71 Fe2O3(tot): 11.90
FeO(tot): 10.71 Fe2O3: FeO :
MgO : 6.71 CaO : 11.64 Na2O : 2.29
K2O : 0.25 TiO2 : 1.57 MnO : 0.18
P2O5 : 0.15 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.63 Magnesium#: 0.55
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.
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
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