Leg : 38 Depth to Top of Core(m): 250.00 Piece:
Hole: 343 Top/Bottom Interval(mm): 1400/1430
Core: 12 Sample Depth: 252.92
Sect: 2 Analyst Name: Kharin, G.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Extensive IGNEOUS OL-CPX-PLAG MODERATELY PHYRIC BASALT
SiO2 : 45.77 Al2O3: 14.70 Fe2O3(tot):
FeO(tot): Fe2O3: 11.43 FeO : 6.64
MgO : 6.53 CaO : 4.32 Na2O : 3.80
K2O : 0.44 TiO2 : 3.28 MnO : 0.51
P2O5 : 0.33 LOI : 1.05 H2O+ :
H2O- : CO2 : 0.31 SO3 :
S : 0.21 Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT 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 : 38 Depth to Top of Core(m): 252.00 Piece: 2
Hole: 343 Top/Bottom Interval(mm): 450/ 480
Core: 13 Sample Depth: 252.47
Sect: 1 Analyst Name: Kharin, G.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Extensive IGNEOUS DOLERITIC BASALT
SiO2 : 44.40 Al2O3: 14.00 Fe2O3(tot):
FeO(tot): Fe2O3: 10.80 FeO : 7.42
MgO : 7.03 CaO : 4.74 Na2O : 3.62
K2O : 0.60 TiO2 : 3.19 MnO : 0.59
P2O5 : 0.33 LOI : 2.48 H2O+ :
H2O- : CO2 : 1.31 SO3 :
S : 0.21 Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT 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 : 38 Depth to Top of Core(m): 252.00 Piece: 1
Hole: 343 Top/Bottom Interval(mm): 50/ 80
Core: 13 Sample Depth: 253.57
Sect: 2 Analyst Name: Kharin, G.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Extensive IGNEOUS DOLERITIC BASALT
SiO2 : 45.05 Al2O3: 14.92 Fe2O3(tot):
FeO(tot): Fe2O3: 10.07 FeO : 7.84
MgO : 6.92 CaO : 4.30 Na2O : 3.54
K2O : 0.44 TiO2 : 3.22 MnO : 0.53
P2O5 : 0.33 LOI : 1.90 H2O+ :
H2O- : CO2 : 0.49 SO3 :
S : 0.18 Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT 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 : 38 Depth to Top of Core(m): 252.00 Piece: 2
Hole: 343 Top/Bottom Interval(mm): 200/ 230
Core: 13 Sample Depth: 253.72
Sect: 2 Analyst Name: Ridley, W.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Slight IGNEOUS APHYRIC BASALT
SiO2 : 49.73 Al2O3: 14.02 Fe2O3(tot):
FeO(tot): 12.03 Fe2O3: 1.34 FeO : 10.83
MgO : 5.69 CaO : 10.97 Na2O : 2.68
K2O : 0.23 TiO2 : 3.05 MnO : 0.19
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: Magnesium#: 0.460
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
Values for iron partitioning calculated.
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 38 Depth to Top of Core(m): 252.00 Piece: 2
Hole: 343 Top/Bottom Interval(mm): 200/ 230
Core: 13 Sample Depth: 253.72
Sect: 2 Analyst Name: Schilling, J.-G.
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): 16.8 Fe2O3: FeO :
MgO : CaO : Na2O : 3.77
K2O : TiO2 : MnO :
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: Magnesium#:
Comments:
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 : 38 Depth to Top of Core(m): 252.00 Piece:
Hole: 343 Top/Bottom Interval(mm): 1000/1030
Core: 13 Sample Depth: 254.51
Sect: 2 Analyst Name: Kharin, G.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Extensive IGNEOUS DRILL CUTTINGS
SiO2 : 45.73 Al2O3: 13.41 Fe2O3(tot):
FeO(tot): Fe2O3: 9.30 FeO : 8.48
MgO : 7.52 CaO : 3.43 Na2O : 3.42
K2O : 0.35 TiO2 : 3.12 MnO : 0.65
P2O5 : 0.38 LOI : 3.06 H2O+ :
H2O- : CO2 : 0.36 SO3 :
S : 0.15 Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT 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 : 38 Depth to Top of Core(m): 259.50 Piece:
Hole: 343 Top/Bottom Interval(mm): 1450/1480
Core: 14 Sample Depth: 260.97
Sect: 1 Analyst Name: Kharin, G.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Extensive IGNEOUS DOLERITIC BASALT
SiO2 : 47.78 Al2O3: 15.69 Fe2O3(tot):
FeO(tot): Fe2O3: 9.35 FeO : 6.34
MgO : 5.62 CaO : 3.77 Na2O : 3.14
K2O : 2.96 TiO2 : 3.01 MnO :
P2O5 : LOI : 2.10 H2O+ :
H2O- : CO2 : 0.23 SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT 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 : 38 Depth to Top of Core(m): 278.50 Piece:
Hole: 343 Top/Bottom Interval(mm): 1440/1470
Core: 16 Sample Depth: 282.96
Sect: 3 Analyst Name: Kharin, G.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Extensive IGNEOUS DOLERITIC BASALT
SiO2 : 46.41 Al2O3: 13.97 Fe2O3(tot):
FeO(tot): Fe2O3: 8.82 FeO : 6.64
MgO : 9.28 CaO : 5.73 Na2O : 3.04
K2O : 0.19 TiO2 : 2.37 MnO : 0.46
P2O5 : 0.25 LOI : 2.18 H2O+ :
H2O- : CO2 : 0.31 SO3 :
S : 0.13 Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT 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.
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