Leg : 52 Depth to Top of Core(m): 320.00 Piece: 1A
Hole: 418A Top/Bottom Interval(mm): 270/ 290
Core: 15 Sample Depth: 320.28
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 PLAG-OL MOD PHYRIC BASALT
SiO2 : 46.74 Al2O3: 17.18 Fe2O3(tot):
FeO(tot): 8.34 Fe2O3: 4.64 FeO : 4.16
MgO : 6.59 CaO : 13.22 Na2O : 2.36
K2O : 0.12 TiO2 : 1.09 MnO : 0.11
P2O5 : 0.10 LOI : H2O+ : 1.94
H2O- : 2.61 CO2 : 1.88 SO3 :
S : Total: 100.13 Magnesium#: 0.6153
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 320.00 Piece: 1B
Hole: 418A Top/Bottom Interval(mm): 460/ 480
Core: 15 Sample Depth: 320.47
Sect: 1 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Extensive IGNEOUS PL-OL MODERATELY PHYRIC BASALT
SiO2 : 49.1 Al2O3: 16.5 Fe2O3(tot): 9.92
FeO(tot): Fe2O3: FeO :
MgO : 6.88 CaO : 13.2 Na2O : 2.08
K2O : 0.04 TiO2 : 1.12 MnO : 0.15
P2O5 : 0.11 LOI : 1.7 H2O+ : 0.79
H2O- : CO2 : 0.41 SO3 :
S : Total: 99.10 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.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 320.00 Piece: 1E
Hole: 418A Top/Bottom Interval(mm): 610/ 0
Core: 15 Sample Depth: 320.61
Sect: 1 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 51.05 Al2O3: 14.53 Fe2O3(tot):
FeO(tot): 10.20 Fe2O3: FeO :
MgO : 7.73 CaO : 12.44 Na2O : 2.23
K2O : 0.09 TiO2 : 1.23 MnO :
P2O5 : 0.11 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.61 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.
ship and at one or more shore laboratories or by different techniques.
Leg : 52 Depth to Top of Core(m): 320.00 Piece: 1L
Hole: 418A Top/Bottom Interval(mm): 1240/1270
Core: 15 Sample Depth: 321.26
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 MOD PHYRIC BASALT
SiO2 : 48.98 Al2O3: 18.27 Fe2O3(tot):
FeO(tot): 8.24 Fe2O3: 3.83 FeO : 4.79
MgO : 6.86 CaO : 11.13 Na2O : 2.70
K2O : 0.18 TiO2 : 1.22 MnO : 0.12
P2O5 : 0.08 LOI : H2O+ : 1.80
H2O- : 1.37 CO2 : 0.51 SO3 :
S : Total: 100.47 Magnesium#: 0.6276
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 320.00 Piece: 3
Hole: 418A Top/Bottom Interval(mm): 1440/ 0
Core: 15 Sample Depth: 321.44
Sect: 1 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 51.05 Al2O3: 14.41 Fe2O3(tot):
FeO(tot): 10.37 Fe2O3: FeO :
MgO : 7.85 CaO : 12.51 Na2O : 2.24
K2O : 0.09 TiO2 : 1.25 MnO :
P2O5 : 0.12 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.89 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.
ship and at one or more shore laboratories or by different techniques.
Leg : 52 Depth to Top of Core(m): 320.00 Piece: 3
Hole: 418A Top/Bottom Interval(mm): 1440/ 0
Core: 15 Sample Depth: 321.44
Sect: 1 Analyst Name: Staudigel, H.
Analytical Method(s):
Isotope dilution Isotope dilution Isotope dilution
Alteration Rock type Rock name
IGNEOUS GLASSY RIND
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): Fe2O3: FeO :
MgO : CaO : Na2O :
K2O : 0.119 TiO2 : MnO :
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: Magnesium#:
Comments:
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Partial analysis.
Leg : 52 Depth to Top of Core(m): 320.00 Piece: 1
Hole: 418A Top/Bottom Interval(mm): 0/ 0
Core: 15 Sample Depth: 321.50
Sect: 2 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 51.06 Al2O3: 14.81 Fe2O3(tot):
FeO(tot): 9.98 Fe2O3: FeO :
MgO : 7.55 CaO : 12.25 Na2O : 2.36
K2O : 0.10 TiO2 : 1.22 MnO :
P2O5 : 0.13 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.46 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.
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 : 52 Depth to Top of Core(m): 320.00 Piece: 1
Hole: 418A Top/Bottom Interval(mm): 0/ 0
Core: 15 Sample Depth: 321.50
Sect: 2 Analyst Name: Staudigel, H.
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 : 49.81 Al2O3: 17.48 Fe2O3(tot):
FeO(tot): Fe2O3: 3.88 FeO : 4.84
MgO : 6.76 CaO : 11.57 Na2O : 2.53
K2O : 0.34 TiO2 : 1.20 MnO : 0.11
P2O5 : 0.14 LOI : H2O+ : 1.18
H2O- : CO2 : 0.54 SO3 :
S : Total: 100.38 Magnesium#:
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.
Leg : 52 Depth to Top of Core(m): 320.00 Piece: 5B
Hole: 418A Top/Bottom Interval(mm): 510/ 530
Core: 15 Sample Depth: 322.02
Sect: 2 Analyst Name: Emmermann, R.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL MOD PHYRIC BASALT
SiO2 : 49.0 Al2O3: 16.5 Fe2O3(tot):
FeO(tot): Fe2O3: 5.04 FeO : 3.96
MgO : 7.73 CaO : 12.0 Na2O : 2.50
K2O : 0.08 TiO2 : 1.22 MnO : 0.12
P2O5 : 0.11 LOI : H2O+ : 1.75
H2O- : CO2 : -.1 SO3 :
S : Total: 100.01 Magnesium#:
Comments:
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 : 52 Depth to Top of Core(m): 320.00 Piece: 5B
Hole: 418A Top/Bottom Interval(mm): 520/ 560
Core: 15 Sample Depth: 322.04
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 MOD PHYRIC BASALT
SiO2 : 48.41 Al2O3: 17.50 Fe2O3(tot):
FeO(tot): 8.16 Fe2O3: 4.07 FeO : 4.50
MgO : 7.13 CaO : 11.40 Na2O : 2.43
K2O : 0.08 TiO2 : 1.22 MnO : 0.12
P2O5 : 0.10 LOI : H2O+ : 2.06
H2O- : 2.45 CO2 : 0.14 SO3 :
S : Total: 99.16 Magnesium#: 0.6386
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 320.00 Piece: 10C
Hole: 418A Top/Bottom Interval(mm): 1230/ 0
Core: 15 Sample Depth: 322.73
Sect: 2 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 50.89 Al2O3: 14.59 Fe2O3(tot):
FeO(tot): 10.31 Fe2O3: FeO :
MgO : 7.83 CaO : 12.46 Na2O : 2.27
K2O : 0.09 TiO2 : 1.25 MnO :
P2O5 : 0.11 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.80 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.
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 : 52 Depth to Top of Core(m): 320.00 Piece: 2A
Hole: 418A Top/Bottom Interval(mm): 360/ 380
Core: 15 Sample Depth: 323.37
Sect: 3 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PL-OL MODERATELY PHYRIC BASALT
SiO2 : 49.96 Al2O3: 16.5 Fe2O3(tot): 9.44
FeO(tot): Fe2O3: FeO :
MgO : 7.44 CaO : 13.1 Na2O : 2.06
K2O : 0.04 TiO2 : 1.11 MnO : 0.16
P2O5 : 0.11 LOI : 1.6 H2O+ : 0.82
H2O- : CO2 : 0.07 SO3 :
S : Total: 99.92 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.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 320.00 Piece: 2D
Hole: 418A Top/Bottom Interval(mm): 590/ 0
Core: 15 Sample Depth: 323.59
Sect: 3 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL-CPX PHYRIC BASALT
SiO2 : 50.52 Al2O3: 14.72 Fe2O3(tot):
FeO(tot): 10.18 Fe2O3: FeO :
MgO : 7.82 CaO : 12.45 Na2O : 2.26
K2O : 0.09 TiO2 : 1.24 MnO :
P2O5 : 0.12 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.40 Magnesium#:
Comments: GLASSY RIND ANALYSIS
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 : 52 Depth to Top of Core(m): 329.50 Piece: 2A
Hole: 418A Top/Bottom Interval(mm): 130/ 150
Core: 16 Sample Depth: 329.64
Sect: 1 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Extensive IGNEOUS PL-OL MODERATELY PHYRIC BASALT
SiO2 : 50.5 Al2O3: 17.8 Fe2O3(tot): 8.26
FeO(tot): Fe2O3: FeO :
MgO : 7.28 CaO : 11.8 Na2O : 2.50
K2O : 0.09 TiO2 : 1.28 MnO : 0.16
P2O5 : 0.13 LOI : 2.7 H2O+ : 1.50
H2O- : CO2 : 0.54 SO3 :
S : Total: 99.80 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.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 329.50 Piece: 2B
Hole: 418A Top/Bottom Interval(mm): 720/ 740
Core: 16 Sample Depth: 330.23
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 MOD PHYRIC BASALT
SiO2 : 48.29 Al2O3: 17.88 Fe2O3(tot):
FeO(tot): 7.36 Fe2O3: 3.88 FeO : 3.87
MgO : 7.20 CaO : 11.18 Na2O : 2.58
K2O : 0.45 TiO2 : 1.20 MnO : 0.14
P2O5 : 0.09 LOI : H2O+ : 2.36
H2O- : 2.56 CO2 : 0.0 SO3 :
S : Total: 99.12 Magnesium#: 0.6643
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 329.50 Piece: 2F
Hole: 418A Top/Bottom Interval(mm): 1180/1200
Core: 16 Sample Depth: 330.69
Sect: 1 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Extensive IGNEOUS PL-OL MODERATELY PHYRIC BASALT
SiO2 : 50.0 Al2O3: 18.4 Fe2O3(tot): 8.21
FeO(tot): Fe2O3: FeO :
MgO : 7.67 CaO : 11.0 Na2O : 2.54
K2O : 0.06 TiO2 : 1.31 MnO : 0.13
P2O5 : 0.10 LOI : 3.5 H2O+ : 1.65
H2O- : CO2 : 0.64 SO3 :
S : Total: 99.42 Magnesium#: 0.67
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 329.50 Piece: 1A
Hole: 418A Top/Bottom Interval(mm): 310/ 360
Core: 16 Sample Depth: 331.34
Sect: 2 Analyst Name: Humphris, S.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Extensive IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 47.16 Al2O3: 17.03 Fe2O3(tot):
FeO(tot): Fe2O3: 3.61 FeO : 3.97
MgO : 6.77 CaO : 13.39 Na2O : 2.66
K2O : 0.67 TiO2 : 1.10 MnO : 0.14
P2O5 : 0.12 LOI : H2O+ : 1.73
H2O- : CO2 : 2.81 SO3 :
S : Total: 101.16 Magnesium#:
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
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 52 Depth to Top of Core(m): 332.50 Piece: 3B
Hole: 418A Top/Bottom Interval(mm): 1010/1030
Core: 17 Sample Depth: 333.52
Sect: 1 Analyst Name: Emmermann, R.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Moderate IGNEOUS PLAG MOD PHYRIC BASALT
SiO2 : 48.8 Al2O3: 17.6 Fe2O3(tot):
FeO(tot): Fe2O3: 4.88 FeO : 3.01
MgO : 8.21 CaO : 11.1 Na2O : 2.83
K2O : 0.11 TiO2 : 1.21 MnO : 0.10
P2O5 : 0.17 LOI : H2O+ : 1.88
H2O- : CO2 : 0.33 SO3 :
S : Total: 100.23 Magnesium#:
Comments:
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 : 52 Depth to Top of Core(m): 332.50 Piece: 3C
Hole: 418A Top/Bottom Interval(mm): 1340/1390
Core: 17 Sample Depth: 333.87
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-CPX MOD PHYRIC BASALT
SiO2 : 47.76 Al2O3: 17.70 Fe2O3(tot):
FeO(tot): 7.29 Fe2O3: 3.88 FeO : 3.80
MgO : 6.96 CaO : 11.99 Na2O : 2.52
K2O : 0.18 TiO2 : 1.17 MnO : 0.11
P2O5 : 0.12 LOI : H2O+ : 1.92
H2O- : 2.54 CO2 : 1.01 SO3 :
S : Total: 99.12 Magnesium#: 0.6589
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 332.50 Piece: 1B
Hole: 418A Top/Bottom Interval(mm): 720/ 740
Core: 17 Sample Depth: 334.73
Sect: 2 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Extensive IGNEOUS PL-CPX SPARSELY PHYRIC BASALT
SiO2 : 50.8 Al2O3: 18.2 Fe2O3(tot): 8.73
FeO(tot): Fe2O3: FeO :
MgO : 7.19 CaO : 12.0 Na2O : 2.46
K2O : 0.10 TiO2 : 1.28 MnO : 0.13
P2O5 : 0.12 LOI : 2.3 H2O+ : 1.18
H2O- : CO2 : 0.12 SO3 :
S : Total: 101.01 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.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 332.50 Piece: 1A
Hole: 418A Top/Bottom Interval(mm): 20/ 60
Core: 17 Sample Depth: 335.54
Sect: 3 Analyst Name: Humphris, S.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG MOD PHYRIC BASALT
SiO2 : 48.84 Al2O3: 17.89 Fe2O3(tot):
FeO(tot): Fe2O3: 3.64 FeO : 4.11
MgO : 7.50 CaO : 11.43 Na2O : 2.94
K2O : 0.18 TiO2 : 1.21 MnO : 0.11
P2O5 : 0.13 LOI : H2O+ : 1.94
H2O- : CO2 : 0.97 SO3 :
S : Total: 100.89 Magnesium#:
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
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 52 Depth to Top of Core(m): 332.50 Piece: 1B
Hole: 418A Top/Bottom Interval(mm): 400/ 0
Core: 17 Sample Depth: 335.90
Sect: 3 Analyst Name: Staudigel, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL MODERATELY PHYRIC BASALT
SiO2 : 48.62 Al2O3: 17.23 Fe2O3(tot):
FeO(tot): Fe2O3: 3.51 FeO : 4.64
MgO : 7.09 CaO : 12.41 Na2O : 2.58
K2O : 0.14 TiO2 : 1.22 MnO : 0.14
P2O5 : 0.14 LOI : H2O+ : 1.13
H2O- : CO2 : 1.21 SO3 :
S : Total: 100.06 Magnesium#:
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.
Leg : 52 Depth to Top of Core(m): 332.50 Piece: 1I
Hole: 418A Top/Bottom Interval(mm): 1240/1260
Core: 17 Sample Depth: 336.75
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 MOD PHYRIC BASALT
SiO2 : 47.12 Al2O3: 16.89 Fe2O3(tot):
FeO(tot): 7.94 Fe2O3: 3.89 FeO : 4.44
MgO : 6.73 CaO : 14.09 Na2O : 2.25
K2O : 0.13 TiO2 : 1.10 MnO : 0.14
P2O5 : 0.13 LOI : H2O+ : 1.52
H2O- : 1.57 CO2 : 1.60 SO3 :
S : Total: 100.03 Magnesium#: 0.6317
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 332.50 Piece: 4C
Hole: 418A Top/Bottom Interval(mm): 1390/1410
Core: 17 Sample Depth: 338.40
Sect: 4 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PL-OL MODERATELY PHYRIC BASALT
SiO2 : 50.8 Al2O3: 16.7 Fe2O3(tot): 9.36
FeO(tot): Fe2O3: FeO :
MgO : 6.91 CaO : 12.9 Na2O : 2.10
K2O : 0.05 TiO2 : 1.16 MnO : 0.14
P2O5 : 0.10 LOI : 1.9 H2O+ : 0.75
H2O- : CO2 : 0.11 SO3 :
S : Total: 100.22 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.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 339.00 Piece: 2C
Hole: 418A Top/Bottom Interval(mm): 380/ 400
Core: 18 Sample Depth: 339.39
Sect: 1 Analyst Name: Emmermann, R.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.5 Al2O3: 16.3 Fe2O3(tot):
FeO(tot): Fe2O3: 3.96 FeO : 5.57
MgO : 7.46 CaO : 13.1 Na2O : 2.24
K2O : 0.06 TiO2 : 1.07 MnO : 0.15
P2O5 : 0.12 LOI : H2O+ : 1.44
H2O- : CO2 : 0.34 SO3 :
S : Total: 100.31 Magnesium#:
Comments:
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 : 52 Depth to Top of Core(m): 339.00 Piece: 2A
Hole: 418A Top/Bottom Interval(mm): 330/ 380
Core: 18 Sample Depth: 340.86
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 MOD PHYRIC BASALT
SiO2 : 49.10 Al2O3: 17.03 Fe2O3(tot):
FeO(tot): 8.56 Fe2O3: 3.96 FeO : 5.00
MgO : 7.08 CaO : 11.84 Na2O : 2.40
K2O : 0.10 TiO2 : 1.15 MnO : 0.12
P2O5 : 0.10 LOI : H2O+ : 1.77
H2O- : 1.70 CO2 : 0.12 SO3 :
S : Total: 99.77 Magnesium#: 0.6259
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 339.00 Piece: 3C
Hole: 418A Top/Bottom Interval(mm): 990/1230
Core: 18 Sample Depth: 341.61
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 MOD PHYRIC BASALT
SiO2 : 48.77 Al2O3: 16.09 Fe2O3(tot):
FeO(tot): 8.98 Fe2O3: 3.57 FeO : 5.77
MgO : 7.44 CaO : 12.47 Na2O : 2.26
K2O : 0.08 TiO2 : 1.10 MnO : 0.15
P2O5 : 0.11 LOI : H2O+ : 1.18
H2O- : 0.83 CO2 : 0.12 SO3 :
S : Total: 99.11 Magnesium#: 0.6263
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 339.00 Piece: 2B
Hole: 418A Top/Bottom Interval(mm): 1210/1230
Core: 18 Sample Depth: 343.22
Sect: 3 Analyst Name: Emmermann, R.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Slight IGNEOUS PLAG MOD PHYRIC BASALT
SiO2 : 49.6 Al2O3: 15.4 Fe2O3(tot):
FeO(tot): Fe2O3: 3.81 FeO : 5.84
MgO : 8.12 CaO : 12.3 Na2O : 2.32
K2O : 0.08 TiO2 : 1.04 MnO : 0.15
P2O5 : 0.19 LOI : H2O+ : 1.22
H2O- : CO2 : 0.11 SO3 :
S : Total: 100.18 Magnesium#:
Comments:
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 : 52 Depth to Top of Core(m): 339.00 Piece: 1A
Hole: 418A Top/Bottom Interval(mm): 260/ 290
Core: 18 Sample Depth: 343.78
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 PLAG MOD PHYRIC BASALT
SiO2 : 49.40 Al2O3: 16.30 Fe2O3(tot):
FeO(tot): 9.23 Fe2O3: 3.00 FeO : 6.53
MgO : 7.34 CaO : 12.66 Na2O : 2.19
K2O : 0.06 TiO2 : 1.10 MnO : 0.17
P2O5 : 0.09 LOI : H2O+ : 1.37
H2O- : 0.66 CO2 : 0.11 SO3 :
S : Total: 100.32 Magnesium#: 0.6167
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 339.00 Piece: 1A
Hole: 418A Top/Bottom Interval(mm): 400/ 0
Core: 18 Sample Depth: 343.90
Sect: 4 Analyst Name: Staudigel, 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 : 49.55 Al2O3: 16.57 Fe2O3(tot):
FeO(tot): Fe2O3: 3.82 FeO : 5.63
MgO : 7.55 CaO : 12.74 Na2O : 1.80
K2O : 0.05 TiO2 : 1.13 MnO : 0.16
P2O5 : 0.13 LOI : H2O+ : 0.76
H2O- : CO2 : 0.45 SO3 :
S : Total: 100.35 Magnesium#:
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.
Leg : 52 Depth to Top of Core(m): 339.00 Piece: 1B
Hole: 418A Top/Bottom Interval(mm): 480/ 500
Core: 18 Sample Depth: 343.99
Sect: 4 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PL SPARSELY PHYRIC BASALT
SiO2 : 49.5 Al2O3: 15.9 Fe2O3(tot): 10.3
FeO(tot): Fe2O3: FeO :
MgO : 7.11 CaO : 12.8 Na2O : 1.99
K2O : 0.03 TiO2 : 1.08 MnO : 0.16
P2O5 : 0.12 LOI : 1.7 H2O+ : 0.83
H2O- : CO2 : 0.10 SO3 :
S : Total: 98.99 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.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 339.00 Piece: 4A
Hole: 418A Top/Bottom Interval(mm): 940/ 960
Core: 18 Sample Depth: 345.95
Sect: 5 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PL SPARSELY PHYRIC BASALT
SiO2 : 50.5 Al2O3: 15.9 Fe2O3(tot): 11.44
FeO(tot): Fe2O3: FeO :
MgO : 7.81 CaO : 10.3 Na2O : 2.71
K2O : 0.10 TiO2 : 1.55 MnO : 0.18
P2O5 : 0.13 LOI : 2.0 H2O+ : 1.29
H2O- : CO2 : 0.09 SO3 :
S : Total: 100.62 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.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 339.00 Piece: 3B
Hole: 418A Top/Bottom Interval(mm): 890/ 940
Core: 18 Sample Depth: 347.42
Sect: 6 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG MOD PHYRIC BASALT
SiO2 : 49.19 Al2O3: 16.69 Fe2O3(tot):
FeO(tot): 8.81 Fe2O3: 3.26 FeO : 5.88
MgO : 6.95 CaO : 12.82 Na2O : 2.28
K2O : 0.07 TiO2 : 1.15 MnO : 0.16
P2O5 : 0.10 LOI : H2O+ : 1.22
H2O- : 0.96 CO2 : 0.14 SO3 :
S : Total: 99.91 Magnesium#: 0.6147
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 348.00 Piece: 1D
Hole: 418A Top/Bottom Interval(mm): 570/ 610
Core: 19 Sample Depth: 350.09
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 MOD PHYRIC BASALT
SiO2 : 48.37 Al2O3: 16.11 Fe2O3(tot):
FeO(tot): 8.84 Fe2O3: 3.05 FeO : 6.10
MgO : 6.45 CaO : 13.70 Na2O : 2.18
K2O : 0.10 TiO2 : 1.11 MnO : 0.17
P2O5 : 0.11 LOI : H2O+ : 1.46
H2O- : 1.24 CO2 : 0.84 SO3 :
S : Total: 99.75 Magnesium#: 0.5960
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 348.00 Piece: 1D
Hole: 418A Top/Bottom Interval(mm): 660/ 680
Core: 19 Sample Depth: 351.67
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 MOD PHYRIC BASALT
SiO2 : 50.18 Al2O3: 16.63 Fe2O3(tot):
FeO(tot): 8.99 Fe2O3: 3.01 FeO : 6.28
MgO : 6.92 CaO : 12.82 Na2O : 2.25
K2O : 0.07 TiO2 : 1.09 MnO : 0.16
P2O5 : 0.13 LOI : H2O+ : 1.15
H2O- : 0.53 CO2 : 0.18 SO3 :
S : Total: 100.87 Magnesium#: 0.6090
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 348.00 Piece: 1J
Hole: 418A Top/Bottom Interval(mm): 1020/1050
Core: 19 Sample Depth: 353.54
Sect: 4 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PL MODERATELY PHYRIC BASALT
SiO2 : 50.5 Al2O3: 15.6 Fe2O3(tot): 10.22
FeO(tot): Fe2O3: FeO :
MgO : 7.44 CaO : 12.8 Na2O : 2.03
K2O : 0.03 TiO2 : 1.11 MnO : 0.16
P2O5 : 0.11 LOI : 1.2 H2O+ : 0.83
H2O- : CO2 : 0.07 SO3 :
S : Total: 100.00 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.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 348.00 Piece: 1
Hole: 418A Top/Bottom Interval(mm): 50/ 70
Core: 19 Sample Depth: 355.56
Sect: 6 Analyst Name: Emmermann, R.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Slight IGNEOUS PLAG PHYRIC BASALT
SiO2 : 49.6 Al2O3: 15.5 Fe2O3(tot):
FeO(tot): Fe2O3: 3.71 FeO : 6.32
MgO : 7.71 CaO : 12.4 Na2O : 2.25
K2O : 0.07 TiO2 : 1.19 MnO : 0.16
P2O5 : 0.11 LOI : H2O+ : 1.05
H2O- : CO2 : 0.10 SO3 :
S : Total: 100.17 Magnesium#:
Comments:
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 : 52 Depth to Top of Core(m): 348.00 Piece: 3F
Hole: 418A Top/Bottom Interval(mm): 1000/1020
Core: 19 Sample Depth: 356.51
Sect: 6 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG PHYRIC BASALT
SiO2 : 49.44 Al2O3: 16.30 Fe2O3(tot):
FeO(tot): 8.99 Fe2O3: 3.06 FeO : 6.24
MgO : 7.39 CaO : 12.69 Na2O : 2.28
K2O : 0.08 TiO2 : 1.07 MnO : 0.16
P2O5 : 0.12 LOI : H2O+ : 0.98
H2O- : 0.43 CO2 : 0.24 SO3 :
S : Total: 100.05 Magnesium#: 0.6244
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 357.00 Piece: 1F
Hole: 418A Top/Bottom Interval(mm): 1030/1080
Core: 20 Sample Depth: 358.06
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.47 Al2O3: 16.65 Fe2O3(tot):
FeO(tot): 8.36 Fe2O3: 2.69 FeO : 5.94
MgO : 6.76 CaO : 14.30 Na2O : 2.19
K2O : 0.09 TiO2 : 1.03 MnO : 0.18
P2O5 : 0.10 LOI : H2O+ : 0.61
H2O- : 0.53 CO2 : 1.34 SO3 :
S : Total: 100.35 Magnesium#: 0.6206
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 357.00 Piece: 1B
Hole: 418A Top/Bottom Interval(mm): 200/ 220
Core: 20 Sample Depth: 358.71
Sect: 2 Analyst Name: Emmermann, R.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.1 Al2O3: 15.9 Fe2O3(tot):
FeO(tot): Fe2O3: 4.15 FeO : 5.09
MgO : 7.29 CaO : 12.9 Na2O : 2.30
K2O : 0.07 TiO2 : 1.10 MnO : 0.16
P2O5 : 0.11 LOI : H2O+ : 1.21
H2O- : CO2 : 0.77 SO3 :
S : Total: 100.15 Magnesium#:
Comments:
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 : 52 Depth to Top of Core(m): 357.00 Piece: 1G
Hole: 418A Top/Bottom Interval(mm): 680/ 730
Core: 20 Sample Depth: 359.21
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 MOD PHYRIC BASALT
SiO2 : 48.91 Al2O3: 16.68 Fe2O3(tot):
FeO(tot): 8.79 Fe2O3: 2.88 FeO : 6.20
MgO : 7.47 CaO : 12.79 Na2O : 2.25
K2O : 0.09 TiO2 : 1.03 MnO : 0.17
P2O5 : 0.09 LOI : H2O+ : 0.92
H2O- : 0.76 CO2 : 0.23 SO3 :
S : Total: 99.71 Magnesium#: 0.6322
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 357.00 Piece: 1C
Hole: 418A Top/Bottom Interval(mm): 490/ 540
Core: 20 Sample Depth: 360.52
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 MOD PHYRIC BASALT
SiO2 : 49.48 Al2O3: 16.41 Fe2O3(tot):
FeO(tot): 9.00 Fe2O3: 2.98 FeO : 6.32
MgO : 7.57 CaO : 12.78 Na2O : 2.19
K2O : 0.09 TiO2 : 1.06 MnO : 0.16
P2O5 : 0.09 LOI : H2O+ : 1.15
H2O- : 0.82 CO2 : 0.18 SO3 :
S : Total: 100.46 Magnesium#: 0.6298
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 357.00 Piece: 2A
Hole: 418A Top/Bottom Interval(mm): 400/ 420
Core: 20 Sample Depth: 363.41
Sect: 5 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG MOD PHYRIC BASALT
SiO2 : 49.27 Al2O3: 16.78 Fe2O3(tot):
FeO(tot): 8.79 Fe2O3: 2.09 FeO : 6.91
MgO : 7.42 CaO : 13.72 Na2O : 2.14
K2O : 0.09 TiO2 : 1.05 MnO : 0.16
P2O5 : 0.11 LOI : H2O+ : 1.00
H2O- : 0.43 CO2 : 0.17 SO3 :
S : Total: 100.91 Magnesium#: 0.6307
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 357.00 Piece: 4
Hole: 418A Top/Bottom Interval(mm): 840/ 0
Core: 20 Sample Depth: 363.84
Sect: 5 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 51.79 Al2O3: 14.18 Fe2O3(tot):
FeO(tot): 10.58 Fe2O3: FeO :
MgO : 7.73 CaO : 12.68 Na2O : 1.96
K2O : 0.11 TiO2 : 1.24 MnO :
P2O5 : 0.11 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.38 Magnesium#:
Comments: PLAG-OL MOD 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 : 52 Depth to Top of Core(m): 357.00 Piece: 2A
Hole: 418A Top/Bottom Interval(mm): 620/ 640
Core: 20 Sample Depth: 366.63
Sect: 7 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PL SPARSELY PHYRIC BASALT
SiO2 : 50.6 Al2O3: 16.0 Fe2O3(tot): 10.39
FeO(tot): Fe2O3: FeO :
MgO : 7.53 CaO : 12.8 Na2O : 2.10
K2O : 0.03 TiO2 : 1.13 MnO : 0.16
P2O5 : 0.11 LOI : 1.16 H2O+ : 0.79
H2O- : CO2 : 0.06 SO3 :
S : Total: 100.85 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.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 357.00 Piece: 3
Hole: 418A Top/Bottom Interval(mm): 1010/1040
Core: 20 Sample Depth: 367.03
Sect: 7 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG MOD PHYRIC BASALT
SiO2 : 49.45 Al2O3: 16.78 Fe2O3(tot):
FeO(tot): 8.46 Fe2O3: 3.42 FeO : 5.38
MgO : 7.18 CaO : 12.85 Na2O : 2.33
K2O : 0.06 TiO2 : 1.09 MnO : 0.15
P2O5 : 0.10 LOI : H2O+ : 1.29
H2O- : 0.84 CO2 : 0.25 SO3 :
S : Total: 100.33 Magnesium#: 0.6320
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 366.00 Piece: 7B
Hole: 418A Top/Bottom Interval(mm): 1070/1120
Core: 21 Sample Depth: 367.10
Sect: 1 Analyst Name: Humphris, S.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Extensive IGNEOUS PLAG-OL MOD PHYRIC BASALT
SiO2 : 47.95 Al2O3: 16.51 Fe2O3(tot):
FeO(tot): Fe2O3: 3.65 FeO : 5.23
MgO : 6.72 CaO : 12.99 Na2O : 2.59
K2O : 0.17 TiO2 : 1.13 MnO : 0.16
P2O5 : 0.14 LOI : H2O+ : 1.65
H2O- : CO2 : 1.13 SO3 :
S : Total: 100.02 Magnesium#:
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
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 52 Depth to Top of Core(m): 367.00 Piece: 5
Hole: 418A Top/Bottom Interval(mm): 460/ 0
Core: 22 Sample Depth: 367.46
Sect: 1 Analyst Name: Staudigel, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Extensive IGNEOUS PLAG-OL MODERATELY PHYRIC BASALT
SiO2 : 48.15 Al2O3: 15.98 Fe2O3(tot):
FeO(tot): Fe2O3: 3.87 FeO : 5.14
MgO : 7.27 CaO : 12.64 Na2O : 2.47
K2O : 0.03 TiO2 : 1.13 MnO : 0.16
P2O5 : 0.14 LOI : H2O+ : 1.02
H2O- : CO2 : 0.97 SO3 :
S : Total: 100.38 Magnesium#:
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.
Leg : 52 Depth to Top of Core(m): 367.00 Piece: 1E
Hole: 418A Top/Bottom Interval(mm): 330/ 350
Core: 22 Sample Depth: 368.84
Sect: 2 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PL SPARSELY PHYRIC BASALT
SiO2 : 50.9 Al2O3: 16.2 Fe2O3(tot): 10.98
FeO(tot): Fe2O3: FeO :
MgO : 6.28 CaO : 13.4 Na2O : 2.09
K2O : 0.05 TiO2 : 1.15 MnO : 0.17
P2O5 : 0.12 LOI : 1.3 H2O+ : 0.82
H2O- : CO2 : 0.08 SO3 :
S : Total: 101.34 Magnesium#: 0.56
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 367.00 Piece: 1G
Hole: 418A Top/Bottom Interval(mm): 550/ 590
Core: 22 Sample Depth: 369.07
Sect: 2 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL MOD PHYRIC BASALT
SiO2 : 49.12 Al2O3: 16.33 Fe2O3(tot):
FeO(tot): 9.21 Fe2O3: 3.24 FeO : 6.29
MgO : 7.37 CaO : 12.83 Na2O : 2.12
K2O : 0.05 TiO2 : 1.12 MnO : 0.17
P2O5 : 0.10 LOI : H2O+ : 0.99
H2O- : 0.84 CO2 : 0.08 SO3 :
S : Total: 99.81 Magnesium#: 0.6183
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 375.50 Piece: 1
Hole: 418A Top/Bottom Interval(mm): 150/ 0
Core: 23 Sample Depth: 375.65
Sect: 1 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 50.86 Al2O3: 14.44 Fe2O3(tot):
FeO(tot): 10.13 Fe2O3: FeO :
MgO : 7.75 CaO : 12.43 Na2O : 2.31
K2O : 0.12 TiO2 : 1.27 MnO :
P2O5 : 0.11 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.42 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.
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 : 52 Depth to Top of Core(m): 375.50 Piece: 2
Hole: 418A Top/Bottom Interval(mm): 220/ 260
Core: 23 Sample Depth: 375.74
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG MOD PHYRIC BASALT
SiO2 : 48.02 Al2O3: 16.97 Fe2O3(tot):
FeO(tot): 8.48 Fe2O3: 3.54 FeO : 5.29
MgO : 6.31 CaO : 13.78 Na2O : 2.24
K2O : 0.08 TiO2 : 1.08 MnO : 0.14
P2O5 : 0.13 LOI : H2O+ : 1.64
H2O- : 1.12 CO2 : 1.01 SO3 :
S : Total: 100.23 Magnesium#: 0.6010
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 376.00 Piece: 1C
Hole: 418A Top/Bottom Interval(mm): 500/ 520
Core: 24 Sample Depth: 376.51
Sect: 1 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PL SPARSELY PHYRIC BASALT
SiO2 : 50.3 Al2O3: 16.0 Fe2O3(tot): 10.01
FeO(tot): Fe2O3: FeO :
MgO : 7.30 CaO : 13.2 Na2O : 2.02
K2O : 0.03 TiO2 : 1.13 MnO : 0.16
P2O5 : 0.11 LOI : 1.8 H2O+ : 0.82
H2O- : CO2 : 0.07 SO3 :
S : Total: 100.26 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.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 376.00 Piece: 2A
Hole: 418A Top/Bottom Interval(mm): 590/ 0
Core: 24 Sample Depth: 376.59
Sect: 1 Analyst Name: Staudigel, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL-CPX MODERATELY PHYRIC BASALT
SiO2 : 49.73 Al2O3: 17.45 Fe2O3(tot):
FeO(tot): Fe2O3: 4.68 FeO : 4.15
MgO : 5.69 CaO : 11.66 Na2O : 2.86
K2O : 0.29 TiO2 : 1.22 MnO : 0.09
P2O5 : 0.13 LOI : H2O+ : 1.39
H2O- : CO2 : 0.64 SO3 :
S : Total: 99.98 Magnesium#:
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.
Leg : 52 Depth to Top of Core(m): 376.00 Piece: 2B
Hole: 418A Top/Bottom Interval(mm): 760/ 790
Core: 24 Sample Depth: 376.78
Sect: 1 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PL SPARSELY PHYRIC BASALT
SiO2 : 50.4 Al2O3: 17.0 Fe2O3(tot): 9.57
FeO(tot): Fe2O3: FeO :
MgO : 6.11 CaO : 12.2 Na2O : 2.34
K2O : 0.08 TiO2 : 1.18 MnO : 0.12
P2O5 : 0.12 LOI : 2.0 H2O+ : 1.13
H2O- : CO2 : 0.06 SO3 :
S : Total: 99.12 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.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 376.00 Piece: 3B
Hole: 418A Top/Bottom Interval(mm): 950/ 970
Core: 24 Sample Depth: 376.96
Sect: 1 Analyst Name: Emmermann, R.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL MOD PHYRIC BASALT
SiO2 : 48.2 Al2O3: 17.0 Fe2O3(tot):
FeO(tot): Fe2O3: 5.61 FeO : 3.70
MgO : 7.05 CaO : 12.0 Na2O : 2.38
K2O : 0.15 TiO2 : 1.22 MnO : 0.11
P2O5 : 0.10 LOI : H2O+ : 1.93
H2O- : CO2 : 0.45 SO3 :
S : Total: 99.90 Magnesium#:
Comments:
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 : 52 Depth to Top of Core(m): 376.00 Piece: 3B
Hole: 418A Top/Bottom Interval(mm): 1030/1050
Core: 24 Sample Depth: 377.04
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL MOD PHYRIC BASALT
SiO2 : 48.51 Al2O3: 17.18 Fe2O3(tot):
FeO(tot): 8.69 Fe2O3: 4.15 FeO : 4.96
MgO : 6.93 CaO : 12.59 Na2O : 2.37
K2O : 0.09 TiO2 : 1.15 MnO : 0.14
P2O5 : 0.12 LOI : H2O+ : 1.32
H2O- : 1.39 CO2 : 0.45 SO3 :
S : Total: 99.96 Magnesium#: 0.6173
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 376.00 Piece: 4
Hole: 418A Top/Bottom Interval(mm): 710/ 740
Core: 24 Sample Depth: 378.23
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 MOD PHYRIC BASALT
SiO2 : 48.72 Al2O3: 18.11 Fe2O3(tot):
FeO(tot): 7.15 Fe2O3: 3.42 FeO : 4.07
MgO : 6.84 CaO : 12.41 Na2O : 2.47
K2O : 0.07 TiO2 : 1.14 MnO : 0.11
P2O5 : 0.11 LOI : H2O+ : 1.52
H2O- : 1.56 CO2 : 0.80 SO3 :
S : Total: 99.79 Magnesium#: 0.6594
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 381.50 Piece: 2B
Hole: 418A Top/Bottom Interval(mm): 360/ 380
Core: 25 Sample Depth: 381.87
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS APHYRIC BASALT
SiO2 : 48.67 Al2O3: 17.36 Fe2O3(tot):
FeO(tot): 8.57 Fe2O3: 2.97 FeO : 5.90
MgO : 6.78 CaO : 13.21 Na2O : 2.27
K2O : 0.09 TiO2 : 1.06 MnO : 0.15
P2O5 : 0.14 LOI : H2O+ : 1.36
H2O- : 1.03 CO2 : 0.61 SO3 :
S : Total: 100.57 Magnesium#: 0.6154
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 381.50 Piece: 2B
Hole: 418A Top/Bottom Interval(mm): 660/ 670
Core: 25 Sample Depth: 382.17
Sect: 1 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PL MODERATELY PHYRIC BASALT
SiO2 : 50.8 Al2O3: 15.3 Fe2O3(tot): 10.32
FeO(tot): Fe2O3: FeO :
MgO : 7.40 CaO : 12.9 Na2O : 2.30
K2O : 0.04 TiO2 : 1.31 MnO : 0.16
P2O5 : 0.13 LOI : 1.7 H2O+ : 0.65
H2O- : CO2 : 0.15 SO3 :
S : Total: 100.66 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.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 381.50 Piece: 2C
Hole: 418A Top/Bottom Interval(mm): 780/ 0
Core: 25 Sample Depth: 382.28
Sect: 1 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 51.15 Al2O3: 14.15 Fe2O3(tot):
FeO(tot): 10.17 Fe2O3: FeO :
MgO : 7.42 CaO : 12.44 Na2O : 2.08
K2O : 0.10 TiO2 : 1.27 MnO :
P2O5 : 0.10 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 98.88 Magnesium#:
Comments: PLAG-OL-CPX MOD 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 : 52 Depth to Top of Core(m): 381.50 Piece: 1B
Hole: 418A Top/Bottom Interval(mm): 180/ 0
Core: 25 Sample Depth: 383.18
Sect: 2 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 51.75 Al2O3: 14.43 Fe2O3(tot):
FeO(tot): 10.30 Fe2O3: FeO :
MgO : 7.50 CaO : 12.26 Na2O : 2.24
K2O : 0.09 TiO2 : 1.24 MnO :
P2O5 : 0.10 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.91 Magnesium#:
Comments: PLAG-OL-CPX MOD 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 : 52 Depth to Top of Core(m): 381.50 Piece: 1
Hole: 418A Top/Bottom Interval(mm): 510/ 0
Core: 25 Sample Depth: 383.51
Sect: 2 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 51.31 Al2O3: 14.10 Fe2O3(tot):
FeO(tot): 10.59 Fe2O3: FeO :
MgO : 7.61 CaO : 12.28 Na2O : 2.19
K2O : 0.09 TiO2 : 1.34 MnO :
P2O5 : 0.10 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.61 Magnesium#:
Comments: PLAG-OL-CPX MOD 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 : 52 Depth to Top of Core(m): 381.50 Piece: 2
Hole: 418A Top/Bottom Interval(mm): 570/ 0
Core: 25 Sample Depth: 383.57
Sect: 2 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 51.68 Al2O3: 14.45 Fe2O3(tot):
FeO(tot): 10.32 Fe2O3: FeO :
MgO : 7.52 CaO : 12.22 Na2O : 2.26
K2O : 0.11 TiO2 : 1.28 MnO :
P2O5 : 0.11 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.95 Magnesium#:
Comments: PLAG-OL-CPX MOD 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 : 52 Depth to Top of Core(m): 381.50 Piece: 2
Hole: 418A Top/Bottom Interval(mm): 570/ 0
Core: 25 Sample Depth: 383.57
Sect: 2 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 50.70 Al2O3: 13.52 Fe2O3(tot):
FeO(tot): 10.56 Fe2O3: FeO :
MgO : 7.70 CaO : 12.25 Na2O : 2.09
K2O : 0.10 TiO2 : 1.33 MnO :
P2O5 : 0.12 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 98.37 Magnesium#:
Comments: PLAG-OL-CPX MOD 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 : 52 Depth to Top of Core(m): 381.50 Piece: 3
Hole: 418A Top/Bottom Interval(mm): 870/ 890
Core: 25 Sample Depth: 383.88
Sect: 2 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PL-OL MODERATELY PHYRIC BASALT
SiO2 : 50.0 Al2O3: 15.7 Fe2O3(tot): 11.11
FeO(tot): Fe2O3: FeO :
MgO : 7.81 CaO : 12.4 Na2O : 2.23
K2O : 0.04 TiO2 : 1.39 MnO : 0.16
P2O5 : 0.11 LOI : 1.9 H2O+ : 0.85
H2O- : CO2 : 0.09 SO3 :
S : Total: 100.95 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.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 381.50 Piece: 5C
Hole: 418A Top/Bottom Interval(mm): 1450/1480
Core: 25 Sample Depth: 384.47
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 : 48.89 Al2O3: 15.99 Fe2O3(tot):
FeO(tot): 8.74 Fe2O3: 3.71 FeO : 5.40
MgO : 7.43 CaO : 12.90 Na2O : 2.41
K2O : 0.05 TiO2 : 1.24 MnO : 0.15
P2O5 : 0.11 LOI : H2O+ : 1.50
H2O- : 1.42 CO2 : 0.42 SO3 :
S : Total: 100.20 Magnesium#: 0.6324
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 381.50 Piece: 1B
Hole: 418A Top/Bottom Interval(mm): 240/ 280
Core: 25 Sample Depth: 384.76
Sect: 3 Analyst Name: Humphris, S.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Extensive IGNEOUS PLAG MOD PHYRIC BASALT
SiO2 : 49.80 Al2O3: 15.60 Fe2O3(tot):
FeO(tot): Fe2O3: 3.21 FeO : 5.66
MgO : 7.43 CaO : 12.53 Na2O : 2.69
K2O : 0.06 TiO2 : 1.24 MnO : 0.15
P2O5 : 0.15 LOI : H2O+ : 1.62
H2O- : CO2 : 0.63 SO3 :
S : Total: 100.77 Magnesium#:
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
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 52 Depth to Top of Core(m): 384.50 Piece: 1A
Hole: 418A Top/Bottom Interval(mm): 160/ 200
Core: 26 Sample Depth: 384.68
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-CPX-OL PHYRIC BASALT
SiO2 : 47.81 Al2O3: 16.68 Fe2O3(tot):
FeO(tot): 8.80 Fe2O3: 4.96 FeO : 4.34
MgO : 6.63 CaO : 13.13 Na2O : 2.35
K2O : 0.19 TiO2 : 1.14 MnO : 0.13
P2O5 : 0.11 LOI : H2O+ : 1.82
H2O- : 1.76 CO2 : 0.98 SO3 :
S : Total: 100.27 Magnesium#: 0.6038
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 384.50 Piece: 1L
Hole: 418A Top/Bottom Interval(mm): 910/ 930
Core: 26 Sample Depth: 385.42
Sect: 1 Analyst Name: Emmermann, R.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-CPX-OL MOD PHYRIC BASALT
SiO2 : 48.4 Al2O3: 16.5 Fe2O3(tot):
FeO(tot): Fe2O3: 4.41 FeO : 4.85
MgO : 6.96 CaO : 12.9 Na2O : 2.30
K2O : 0.05 TiO2 : 1.15 MnO : 0.15
P2O5 : 0.10 LOI : H2O+ : 1.63
H2O- : CO2 : 0.93 SO3 :
S : Total: 100.33 Magnesium#:
Comments: DISCREPANCY BETWEEN PIECE NO AND INTERVAL
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 : 52 Depth to Top of Core(m): 384.50 Piece: 1
Hole: 418A Top/Bottom Interval(mm): 140/ 170
Core: 26 Sample Depth: 386.16
Sect: 2 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Extensive IGNEOUS PL-OL-CPX SPARSELY PHYRIC BASALT
SiO2 : 50.9 Al2O3: 16.0 Fe2O3(tot): 10.94
FeO(tot): Fe2O3: FeO :
MgO : 6.82 CaO : 13.7 Na2O : 1.96
K2O : 0.03 TiO2 : 1.13 MnO : 0.17
P2O5 : 0.11 LOI : 1.7 H2O+ : 0.84
H2O- : CO2 : 0.41 SO3 :
S : Total: 101.76 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.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 384.50 Piece: 2D
Hole: 418A Top/Bottom Interval(mm): 760/ 800
Core: 26 Sample Depth: 386.78
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-CPX PHYRIC BASALT
SiO2 : 49.34 Al2O3: 16.80 Fe2O3(tot):
FeO(tot): 8.09 Fe2O3: 3.00 FeO : 5.39
MgO : 7.40 CaO : 12.89 Na2O : 2.38
K2O : 0.08 TiO2 : 1.13 MnO : 0.15
P2O5 : 0.11 LOI : H2O+ : 1.48
H2O- : 1.04 CO2 : 0.17 SO3 :
S : Total: 100.32 Magnesium#: 0.6492
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 384.50 Piece: 5
Hole: 418A Top/Bottom Interval(mm): 1040/1080
Core: 26 Sample Depth: 388.56
Sect: 3 Analyst Name: Humphris, S.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL-CPX MOD PHYRIC BASALT
SiO2 : 48.12 Al2O3: 18.46 Fe2O3(tot):
FeO(tot): Fe2O3: 5.27 FeO : 3.81
MgO : 7.73 CaO : 6.92 Na2O : 2.79
K2O : 1.02 TiO2 : 1.27 MnO : 0.10
P2O5 : 0.09 LOI : H2O+ : 4.75
H2O- : CO2 : 0.12 SO3 :
S : 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.
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 : 52 Depth to Top of Core(m): 384.50 Piece: 7
Hole: 418A Top/Bottom Interval(mm): 1110/1140
Core: 26 Sample Depth: 390.13
Sect: 4 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Extensive IGNEOUS PL-OL MODERATELY PHYRIC BASALT
SiO2 : 49.7 Al2O3: 18.3 Fe2O3(tot): 9.14
FeO(tot): Fe2O3: FeO :
MgO : 7.03 CaO : 12.6 Na2O : 2.25
K2O : 0.07 TiO2 : 1.28 MnO : 0.21
P2O5 : 0.12 LOI : 2.5 H2O+ : 1.23
H2O- : CO2 : 0.50 SO3 :
S : Total: 100.70 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.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 384.50 Piece:
Hole: 418A Top/Bottom Interval(mm): 1440/1470
Core: 26 Sample Depth: 390.46
Sect: 4 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS CC,PLAG-OL PHYRIC BASALT
SiO2 : 49.02 Al2O3: 17.51 Fe2O3(tot):
FeO(tot): 8.17 Fe2O3: 2.39 FeO : 6.02
MgO : 6.70 CaO : 11.38 Na2O : 2.68
K2O : 0.34 TiO2 : 1.32 MnO : 0.14
P2O5 : 0.10 LOI : H2O+ : 2.26
H2O- : 2.66 CO2 : 0.50 SO3 :
S : Total: 100.36 Magnesium#: 0.6239
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 393.50 Piece: 3
Hole: 418A Top/Bottom Interval(mm): 240/ 260
Core: 27 Sample Depth: 393.75
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL MOD PHYRIC BASALT
SiO2 : 49.00 Al2O3: 16.96 Fe2O3(tot):
FeO(tot): 8.41 Fe2O3: 3.59 FeO : 5.18
MgO : 7.71 CaO : 12.00 Na2O : 2.43
K2O : 0.06 TiO2 : 1.27 MnO : 0.20
P2O5 : 0.12 LOI : H2O+ : 1.78
H2O- : 1.50 CO2 : 0.33 SO3 :
S : Total: 100.63 Magnesium#: 0.6497
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 393.50 Piece: 4A
Hole: 418A Top/Bottom Interval(mm): 360/ 380
Core: 27 Sample Depth: 393.87
Sect: 1 Analyst Name: Emmermann, R.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT
SiO2 : 46.3 Al2O3: 15.1 Fe2O3(tot):
FeO(tot): Fe2O3: 5.36 FeO : 4.70
MgO : 7.21 CaO : 13.4 Na2O : 2.27
K2O : 0.20 TiO2 : 1.21 MnO : 0.21
P2O5 : 0.11 LOI : H2O+ : 2.00
H2O- : CO2 : 2.47 SO3 :
S : Total: 100.54 Magnesium#:
Comments:
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 : 52 Depth to Top of Core(m): 393.50 Piece: 5B
Hole: 418A Top/Bottom Interval(mm): 830/ 850
Core: 27 Sample Depth: 395.84
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 MOD PHYRIC BASALT
SiO2 : 48.28 Al2O3: 18.84 Fe2O3(tot):
FeO(tot): 7.43 Fe2O3: 3.75 FeO : 4.06
MgO : 6.52 CaO : 12.50 Na2O : 2.46
K2O : 0.21 TiO2 : 1.14 MnO : 0.19
P2O5 : 0.13 LOI : H2O+ : 1.60
H2O- : 1.88 CO2 : 0.91 SO3 :
S : Total: 100.59 Magnesium#: 0.6396
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 402.50 Piece: 2B
Hole: 418A Top/Bottom Interval(mm): 210/ 250
Core: 28 Sample Depth: 402.73
Sect: 1 Analyst Name: Arakeljanz, M.
Analytical Method(s):
Isotope dilution Isotope dilution Isotope dilution
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL MOD PHYRIC BASALT
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): Fe2O3: FeO :
MgO : CaO : Na2O :
K2O : 1.75 TiO2 : MnO :
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: Magnesium#:
Comments:
Essential oxides quoted to .01
ship and at one or more shore laboratories or by different techniques.
Partial analysis.
Leg : 52 Depth to Top of Core(m): 402.50 Piece: 1B
Hole: 418A Top/Bottom Interval(mm): 200/ 240
Core: 28 Sample Depth: 407.22
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 PLAG-OL MOD PHYRIC BASALT
SiO2 : 47.36 Al2O3: 18.18 Fe2O3(tot):
FeO(tot): 7.50 Fe2O3: 3.44 FeO : 4.40
MgO : 6.37 CaO : 13.51 Na2O : 2.38
K2O : 0.18 TiO2 : 1.14 MnO : 0.21
P2O5 : 0.10 LOI : H2O+ : 1.74
H2O- : 2.07 CO2 : 1.67 SO3 :
S : Total: 100.68 Magnesium#: 0.6323
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 402.50 Piece: 9A
Hole: 418A Top/Bottom Interval(mm): 1200/1220
Core: 28 Sample Depth: 408.21
Sect: 4 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PL-OL MODERATELY PHYRIC BASALT
SiO2 : 50.5 Al2O3: 18.3 Fe2O3(tot): 8.81
FeO(tot): Fe2O3: FeO :
MgO : 6.60 CaO : 12.1 Na2O : 2.60
K2O : 0.12 TiO2 : 1.27 MnO : 0.17
P2O5 : 0.12 LOI : 2.2 H2O+ : 1.25
H2O- : CO2 : 0.07 SO3 :
S : Total: 100.59 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.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 402.50 Piece: 1
Hole: 418A Top/Bottom Interval(mm): 30/ 0
Core: 28 Sample Depth: 408.53
Sect: 5 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 50.76 Al2O3: 14.90 Fe2O3(tot):
FeO(tot): 10.50 Fe2O3: FeO :
MgO : 7.69 CaO : 12.16 Na2O : 2.22
K2O : 0.07 TiO2 : 1.30 MnO :
P2O5 : 0.09 LOI : H2O+ :
H2O- : CO2 : SO3 :
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.
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 : 52 Depth to Top of Core(m): 402.50 Piece: 1
Hole: 418A Top/Bottom Interval(mm): 110/ 130
Core: 28 Sample Depth: 408.62
Sect: 5 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 47.88 Al2O3: 17.48 Fe2O3(tot):
FeO(tot): 8.28 Fe2O3: 3.81 FeO : 4.85
MgO : 6.83 CaO : 13.06 Na2O : 2.23
K2O : 0.28 TiO2 : 1.14 MnO : 0.36
P2O5 : 0.13 LOI : H2O+ : 1.34
H2O- : 1.49 CO2 : 0.89 SO3 :
S : Total: 100.28 Magnesium#: 0.6254
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 402.50 Piece: 2
Hole: 418A Top/Bottom Interval(mm): 310/ 330
Core: 28 Sample Depth: 408.82
Sect: 5 Analyst Name: Emmermann, R.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 47.7 Al2O3: 17.0 Fe2O3(tot):
FeO(tot): Fe2O3: 4.71 FeO : 4.45
MgO : 7.29 CaO : 12.2 Na2O : 2.39
K2O : 0.13 TiO2 : 1.26 MnO : 0.20
P2O5 : 0.11 LOI : H2O+ : 1.53
H2O- : CO2 : 1.03 SO3 :
S : Total: 100.00 Magnesium#:
Comments:
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 : 52 Depth to Top of Core(m): 411.50 Piece: 5A
Hole: 418A Top/Bottom Interval(mm): 350/ 370
Core: 29 Sample Depth: 411.86
Sect: 1 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PL-OL MODERATELY PHYRIC BASALT
SiO2 : 49.8 Al2O3: 18.2 Fe2O3(tot): 8.20
FeO(tot): Fe2O3: FeO :
MgO : 6.78 CaO : 13.2 Na2O : 2.56
K2O : 0.36 TiO2 : 1.27 MnO : 0.23
P2O5 : 0.12 LOI : 2.6 H2O+ : 0.82
H2O- : CO2 : 1.13 SO3 :
S : Total: 100.72 Magnesium#: 0.65
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 411.50 Piece: 8
Hole: 418A Top/Bottom Interval(mm): 970/1000
Core: 29 Sample Depth: 412.49
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL MOD PHYRIC BASALT
SiO2 : 47.04 Al2O3: 16.06 Fe2O3(tot):
FeO(tot): 9.79 Fe2O3: 7.50 FeO : 3.04
MgO : 7.82 CaO : 6.95 Na2O : 2.38
K2O : 2.28 TiO2 : 1.10 MnO : 0.09
P2O5 : 0.09 LOI : H2O+ : 4.96
H2O- : 4.74 CO2 : 1.22 SO3 :
S : Total: 100.53 Magnesium#: 0.6178
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 414.50 Piece: 4B
Hole: 418A Top/Bottom Interval(mm): 630/ 650
Core: 30 Sample Depth: 415.14
Sect: 1 Analyst Name: Emmermann, R.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 47.4 Al2O3: 18.4 Fe2O3(tot):
FeO(tot): Fe2O3: 5.01 FeO : 3.66
MgO : 6.63 CaO : 12.7 Na2O : 2.37
K2O : 0.18 TiO2 : 1.20 MnO : 0.17
P2O5 : 0.10 LOI : H2O+ : 1.58
H2O- : CO2 : 0.86 SO3 :
S : Total: 100.26 Magnesium#:
Comments:
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 : 52 Depth to Top of Core(m): 414.50 Piece: 4D
Hole: 418A Top/Bottom Interval(mm): 890/ 0
Core: 30 Sample Depth: 415.39
Sect: 1 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 51.08 Al2O3: 14.83 Fe2O3(tot):
FeO(tot): 10.45 Fe2O3: FeO :
MgO : 7.51 CaO : 12.27 Na2O : 2.26
K2O : 0.07 TiO2 : 1.37 MnO :
P2O5 : 0.10 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.94 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.
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 : 52 Depth to Top of Core(m): 414.50 Piece: 5D
Hole: 418A Top/Bottom Interval(mm): 1270/1290
Core: 30 Sample Depth: 415.78
Sect: 1 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PL-OL MODERATELY PHYRIC BASALT
SiO2 : 49.7 Al2O3: 19.5 Fe2O3(tot): 7.93
FeO(tot): Fe2O3: FeO :
MgO : 6.51 CaO : 13.4 Na2O : 2.36
K2O : 0.06 TiO2 : 1.06 MnO : 0.14
P2O5 : 0.10 LOI : 2.5 H2O+ : 0.88
H2O- : CO2 : 0.66 SO3 :
S : Total: 100.76 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.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 414.50 Piece: 4
Hole: 418A Top/Bottom Interval(mm): 750/ 0
Core: 30 Sample Depth: 416.75
Sect: 2 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 50.84 Al2O3: 14.63 Fe2O3(tot):
FeO(tot): 10.55 Fe2O3: FeO :
MgO : 7.82 CaO : 12.17 Na2O : 2.23
K2O : 0.08 TiO2 : 1.33 MnO :
P2O5 : 0.09 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.74 Magnesium#:
Comments: PLAG-OL MOD 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 : 52 Depth to Top of Core(m): 414.50 Piece: 6B
Hole: 418A Top/Bottom Interval(mm): 1240/1260
Core: 30 Sample Depth: 417.25
Sect: 2 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.73 Al2O3: 18.37 Fe2O3(tot):
FeO(tot): 7.75 Fe2O3: 3.21 FeO : 4.86
MgO : 6.75 CaO : 13.20 Na2O : 2.20
K2O : 0.05 TiO2 : 1.06 MnO : 0.15
P2O5 : 0.13 LOI : H2O+ : 1.28
H2O- : 1.23 CO2 : 0.45 SO3 :
S : Total: 100.44 Magnesium#: 0.6380
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 414.50 Piece: 7
Hole: 418A Top/Bottom Interval(mm): 1430/ 0
Core: 30 Sample Depth: 417.43
Sect: 2 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 50.59 Al2O3: 14.61 Fe2O3(tot):
FeO(tot): 10.34 Fe2O3: FeO :
MgO : 7.50 CaO : 12.38 Na2O : 2.31
K2O : 0.09 TiO2 : 1.35 MnO :
P2O5 : 0.10 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.27 Magnesium#:
Comments: PLAG-OL MOD 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 : 52 Depth to Top of Core(m): 414.50 Piece: 1
Hole: 418A Top/Bottom Interval(mm): 40/ 0
Core: 30 Sample Depth: 417.54
Sect: 3 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 51.15 Al2O3: 14.63 Fe2O3(tot):
FeO(tot): 10.46 Fe2O3: FeO :
MgO : 7.67 CaO : 12.08 Na2O : 2.30
K2O : 0.08 TiO2 : 1.29 MnO :
P2O5 : 0.11 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.77 Magnesium#:
Comments: PLAG MOD 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 : 52 Depth to Top of Core(m): 414.50 Piece: 1A
Hole: 418A Top/Bottom Interval(mm): 40/ 0
Core: 30 Sample Depth: 417.54
Sect: 3 Analyst Name: Staudigel, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.37 Al2O3: 16.24 Fe2O3(tot):
FeO(tot): Fe2O3: 4.29 FeO : 5.24
MgO : 7.24 CaO : 12.62 Na2O : 1.89
K2O : 0.15 TiO2 : 1.23 MnO : 0.18
P2O5 : 0.14 LOI : H2O+ : 0.89
H2O- : CO2 : 0.81 SO3 :
S : Total: 99.26 Magnesium#:
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.
Leg : 52 Depth to Top of Core(m): 414.50 Piece: 1C
Hole: 418A Top/Bottom Interval(mm): 350/ 380
Core: 30 Sample Depth: 417.87
Sect: 3 Analyst Name: Humphris, S.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
IGNEOUS PLAG-OL MOD PHYRIC BASALT
SiO2 : 47.81 Al2O3: 16.02 Fe2O3(tot):
FeO(tot): Fe2O3: 3.54 FeO : 5.74
MgO : 6.94 CaO : 12.87 Na2O : 2.45
K2O : 0.24 TiO2 : 1.23 MnO : 0.19
P2O5 : 0.13 LOI : H2O+ : 1.27
H2O- : CO2 : 1.00 SO3 :
S : Total: 99.43 Magnesium#:
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
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 52 Depth to Top of Core(m): 414.50 Piece: 1
Hole: 418A Top/Bottom Interval(mm): 360/ 0
Core: 30 Sample Depth: 417.86
Sect: 3 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 51.20 Al2O3: 14.77 Fe2O3(tot):
FeO(tot): 10.17 Fe2O3: FeO :
MgO : 7.55 CaO : 12.23 Na2O : 2.25
K2O : 0.09 TiO2 : 1.31 MnO :
P2O5 : 0.13 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.70 Magnesium#:
Comments: PLAG MOD 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 : 52 Depth to Top of Core(m): 422.00 Piece: 6
Hole: 418A Top/Bottom Interval(mm): 980/1000
Core: 31 Sample Depth: 422.99
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-CPX PHYRIC BASALT
SiO2 : 47.36 Al2O3: 18.11 Fe2O3(tot):
FeO(tot): 8.55 Fe2O3: 4.79 FeO : 4.24
MgO : 6.27 CaO : 12.78 Na2O : 2.18
K2O : 0.41 TiO2 : 1.05 MnO : 0.17
P2O5 : 0.14 LOI : H2O+ : 1.59
H2O- : 1.52 CO2 : 0.84 SO3 :
S : Total: 99.93 Magnesium#: 0.5974
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 422.00 Piece: 11
Hole: 418A Top/Bottom Interval(mm): 1030/1060
Core: 31 Sample Depth: 426.05
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 MOD PHYRIC BASALT
SiO2 : 47.01 Al2O3: 19.43 Fe2O3(tot):
FeO(tot): 6.68 Fe2O3: 4.66 FeO : 2.49
MgO : 6.35 CaO : 11.15 Na2O : 2.55
K2O : 0.66 TiO2 : 1.23 MnO : 0.18
P2O5 : 0.10 LOI : H2O+ : 3.20
H2O- : 3.07 CO2 : 1.16 SO3 :
S : Total: 100.17 Magnesium#: 0.6578
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 440.00 Piece: 2
Hole: 418A Top/Bottom Interval(mm): 180/ 200
Core: 33 Sample Depth: 440.19
Sect: 1 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PL-OL MOD PHYRIC BASALT
SiO2 : 49.5 Al2O3: 18.9 Fe2O3(tot): 8.28
FeO(tot): Fe2O3: FeO :
MgO : 6.81 CaO : 12.3 Na2O : 2.59
K2O : 0.60 TiO2 : 1.25 MnO : 0.18
P2O5 : 0.14 LOI : 3.5 H2O+ : 1.39
H2O- : CO2 : 0.91 SO3 :
S : Total: 100.55 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.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 440.00 Piece: 4A
Hole: 418A Top/Bottom Interval(mm): 750/ 780
Core: 33 Sample Depth: 440.77
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Extensive IGNEOUS PLAG-OL MOD PHYRIC BASALT
SiO2 : 47.65 Al2O3: 18.44 Fe2O3(tot):
FeO(tot): 7.42 Fe2O3: 3.16 FeO : 4.58
MgO : 6.38 CaO : 12.31 Na2O : 2.40
K2O : 0.71 TiO2 : 0.98 MnO : 0.15
P2O5 : 0.10 LOI : H2O+ : 2.31
H2O- : 2.33 CO2 : 1.14 SO3 :
S : Total: 100.31 Magnesium#: 0.6349
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 440.00 Piece: 1
Hole: 418A Top/Bottom Interval(mm): 20/ 50
Core: 33 Sample Depth: 441.54
Sect: 2 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PL-OL MODERATELY PHYRIC BASALT
SiO2 : 50.11 Al2O3: 18.19 Fe2O3(tot): 9.10
FeO(tot): Fe2O3: FeO :
MgO : 6.69 CaO : 10.9 Na2O : 2.64
K2O : 0.91 TiO2 : 1.29 MnO : .13
P2O5 : 0.11 LOI : 2.99 H2O+ : 3.00
H2O- : CO2 : 0.82 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.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 440.00 Piece: 1
Hole: 418A Top/Bottom Interval(mm): 20/ 50
Core: 33 Sample Depth: 441.54
Sect: 2 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Extensive IGNEOUS PL-OL MODERATELY PHYRIC BASALT(OXIDIZED)
SiO2 : 51.80 Al2O3: 18.22 Fe2O3(tot): 10.01
FeO(tot): Fe2O3: FeO :
MgO : 7.93 CaO : 6.07 Na2O : 2.60
K2O : 2.55 TiO2 : 1.59 MnO : .07
P2O5 : 0.11 LOI : 4.96 H2O+ : 4.30
H2O- : CO2 : 0.41 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.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 440.00 Piece: 1
Hole: 418A Top/Bottom Interval(mm): 20/ 50
Core: 33 Sample Depth: 441.54
Sect: 2 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Almost total IGNEOUS PL-OL MODERATELY PHYRIC BASALT(SMECTITE)
SiO2 : 54.90 Al2O3: 20.55 Fe2O3(tot): 7.79
FeO(tot): Fe2O3: FeO :
MgO : 7.38 CaO : 2.01 Na2O : 1.22
K2O : 5.01 TiO2 : 1.69 MnO : .03
P2O5 : 0.04 LOI : 8.83 H2O+ : 8.31
H2O- : CO2 : 1.2 SO3 :
S : Total: Magnesium#: 0.65
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 440.00 Piece: 6A
Hole: 418A Top/Bottom Interval(mm): 850/ 870
Core: 33 Sample Depth: 442.36
Sect: 2 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Extensive IGNEOUS PLAG-OL MOD PHYRIC BASALT
SiO2 : 47.29 Al2O3: 17.64 Fe2O3(tot):
FeO(tot): 8.56 Fe2O3: 4.10 FeO : 4.87
MgO : 6.15 CaO : 12.81 Na2O : 2.16
K2O : 0.80 TiO2 : 1.12 MnO : 0.15
P2O5 : 0.14 LOI : H2O+ : 1.81
H2O- : 1.36 CO2 : 1.30 SO3 :
S : Total: 100.34 Magnesium#: 0.5925
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 440.00 Piece: 6B
Hole: 418A Top/Bottom Interval(mm): 1050/1080
Core: 33 Sample Depth: 445.57
Sect: 4 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 : 47.84 Al2O3: 18.03 Fe2O3(tot):
FeO(tot): 7.91 Fe2O3: 4.01 FeO : 4.30
MgO : 6.62 CaO : 13.10 Na2O : 2.26
K2O : 0.23 TiO2 : 1.13 MnO : 0.18
P2O5 : 0.11 LOI : H2O+ : 1.74
H2O- : 2.16 CO2 : 0.80 SO3 :
S : Total: 100.35 Magnesium#: 0.6288
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 440.00 Piece: 6E
Hole: 418A Top/Bottom Interval(mm): 1360/1390
Core: 33 Sample Depth: 445.88
Sect: 4 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 : 47.41 Al2O3: 17.94 Fe2O3(tot):
FeO(tot): 7.64 Fe2O3: 3.33 FeO : 4.64
MgO : 6.64 CaO : 13.35 Na2O : 2.28
K2O : 0.14 TiO2 : 1.15 MnO : 0.17
P2O5 : 0.09 LOI : H2O+ : 1.63
H2O- : 2.24 CO2 : 1.82 SO3 :
S : Total: 100.59 Magnesium#: 0.6376
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 440.00 Piece: 1
Hole: 418A Top/Bottom Interval(mm): 70/ 90
Core: 33 Sample Depth: 447.58
Sect: 6 Analyst Name: Emmermann, R.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.6 Al2O3: 18.3 Fe2O3(tot):
FeO(tot): Fe2O3: 5.53 FeO : 3.97
MgO : 6.47 CaO : 10.8 Na2O : 2.45
K2O : 0.44 TiO2 : 1.20 MnO : 0.14
P2O5 : 0.11 LOI : H2O+ : 1.61
H2O- : CO2 : 0.51 SO3 :
S : Total: 100.13 Magnesium#:
Comments:
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 : 52 Depth to Top of Core(m): 440.00 Piece: 5A
Hole: 418A Top/Bottom Interval(mm): 590/ 610
Core: 33 Sample Depth: 448.10
Sect: 6 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 : 47.34 Al2O3: 16.90 Fe2O3(tot):
FeO(tot): 8.88 Fe2O3: 4.00 FeO : 5.28
MgO : 7.25 CaO : 13.15 Na2O : 2.24
K2O : 0.12 TiO2 : 1.22 MnO : 0.19
P2O5 : 0.17 LOI : H2O+ : 1.12
H2O- : 1.22 CO2 : 0.78 SO3 :
S : Total: 99.76 Magnesium#: 0.6229
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 449.00 Piece: 2G
Hole: 418A Top/Bottom Interval(mm): 350/ 380
Core: 34 Sample Depth: 449.37
Sect: 1 Analyst Name: Humphris, S.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
IGNEOUS PLAG-OL MOD PHYRIC BASALT
SiO2 : 47.98 Al2O3: 17.87 Fe2O3(tot):
FeO(tot): Fe2O3: 3.39 FeO : 4.87
MgO : 6.61 CaO : 12.85 Na2O : 2.37
K2O : 0.20 TiO2 : 1.14 MnO : 0.15
P2O5 : 0.13 LOI : H2O+ : 1.25
H2O- : CO2 : 0.73 SO3 :
S : Total: 99.54 Magnesium#:
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
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 52 Depth to Top of Core(m): 449.00 Piece: 2E
Hole: 418A Top/Bottom Interval(mm): 760/ 780
Core: 34 Sample Depth: 449.77
Sect: 1 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PL-OL MODERATELY PHYRIC BASALT
SiO2 : 50.2 Al2O3: 18.0 Fe2O3(tot): 9.03
FeO(tot): Fe2O3: FeO :
MgO : 6.48 CaO : 13.3 Na2O : 2.30
K2O : 0.02 TiO2 : 1.18 MnO : 0.16
P2O5 : 0.11 LOI : 2.0 H2O+ : 0.88
H2O- : CO2 : 0.10 SO3 :
S : Total: 100.78 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.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 449.00 Piece: 2F
Hole: 418A Top/Bottom Interval(mm): 890/ 930
Core: 34 Sample Depth: 449.91
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 MOD PHYRIC BASALT
SiO2 : 47.79 Al2O3: 17.56 Fe2O3(tot):
FeO(tot): 8.87 Fe2O3: 4.35 FeO : 4.96
MgO : 6.87 CaO : 13.12 Na2O : 2.16
K2O : 0.13 TiO2 : 1.09 MnO : 0.17
P2O5 : 0.10 LOI : H2O+ : 1.56
H2O- : 1.89 CO2 : 0.76 SO3 :
S : Total: 100.62 Magnesium#: 0.6103
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 449.00 Piece: 1B
Hole: 418A Top/Bottom Interval(mm): 200/ 0
Core: 34 Sample Depth: 452.20
Sect: 3 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 51.37 Al2O3: 14.68 Fe2O3(tot):
FeO(tot): 9.84 Fe2O3: FeO :
MgO : 7.47 CaO : 12.21 Na2O : 2.29
K2O : 0.09 TiO2 : 1.34 MnO :
P2O5 : 0.13 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.42 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.
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 : 52 Depth to Top of Core(m): 449.00 Piece: 6C
Hole: 418A Top/Bottom Interval(mm): 1020/1090
Core: 34 Sample Depth: 456.06
Sect: 5 Analyst Name: Humphris, S.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Extensive IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 45.96 Al2O3: 16.78 Fe2O3(tot):
FeO(tot): Fe2O3: 7.17 FeO : 3.03
MgO : 6.96 CaO : 11.47 Na2O : 2.56
K2O : 0.94 TiO2 : 1.14 MnO : 0.16
P2O5 : 0.13 LOI : H2O+ : 2.95
H2O- : CO2 : 2.25 SO3 :
S : Total: 100.50 Magnesium#:
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
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 52 Depth to Top of Core(m): 458.00 Piece: 3F
Hole: 418A Top/Bottom Interval(mm): 930/ 990
Core: 35 Sample Depth: 463.46
Sect: 4 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 : 47.19 Al2O3: 18.50 Fe2O3(tot):
FeO(tot): 7.35 Fe2O3: 3.61 FeO : 4.10
MgO : 6.48 CaO : 13.08 Na2O : 2.30
K2O : 0.10 TiO2 : 1.16 MnO : 0.21
P2O5 : 0.10 LOI : H2O+ : 2.27
H2O- : 2.21 CO2 : 0.78 SO3 :
S : Total: 99.88 Magnesium#: 0.6408
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 467.00 Piece: 8C
Hole: 418A Top/Bottom Interval(mm): 1000/1030
Core: 36 Sample Depth: 468.02
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 MOD PHYRIC BASALT
SiO2 : 46.82 Al2O3: 17.38 Fe2O3(tot):
FeO(tot): 9.41 Fe2O3: 5.96 FeO : 4.05
MgO : 5.58 CaO : 12.86 Na2O : 2.31
K2O : 0.59 TiO2 : 1.16 MnO : 0.16
P2O5 : 0.14 LOI : H2O+ : 2.08
H2O- : 1.63 CO2 : 1.06 SO3 :
S : Total: 100.15 Magnesium#: 0.5453
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 467.00 Piece: 2
Hole: 418A Top/Bottom Interval(mm): 250/ 370
Core: 36 Sample Depth: 468.81
Sect: 2 Analyst Name: Humphris, S.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL MOD PHYRIC BASALT
SiO2 : 48.60 Al2O3: 18.54 Fe2O3(tot):
FeO(tot): Fe2O3: 8.13 FeO : 2.02
MgO : 6.40 CaO : 7.40 Na2O : 2.75
K2O : 1.96 TiO2 : 1.25 MnO : 0.08
P2O5 : 0.13 LOI : H2O+ : 2.74
H2O- : CO2 : 0.24 SO3 :
S : Total: 100.24 Magnesium#:
Comments: SAMPLE FROM RIM
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
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 : 52 Depth to Top of Core(m): 467.00 Piece: 2
Hole: 418A Top/Bottom Interval(mm): 250/ 370
Core: 36 Sample Depth: 468.81
Sect: 2 Analyst Name: Humphris, S.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL MOD PHYRIC BASALT
SiO2 : 47.91 Al2O3: 17.89 Fe2O3(tot):
FeO(tot): Fe2O3: 6.81 FeO : 2.81
MgO : 5.88 CaO : 10.70 Na2O : 2.46
K2O : 1.85 TiO2 : 1.20 MnO : 0.11
P2O5 : 0.19 LOI : H2O+ : 0.99
H2O- : CO2 : 0.21 SO3 :
S : Total: 99.01 Magnesium#:
Comments: SAMPLE FROM INTERIOR
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
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 : 52 Depth to Top of Core(m): 467.00 Piece: 3D
Hole: 418A Top/Bottom Interval(mm): 800/ 840
Core: 36 Sample Depth: 470.82
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 MOD PHYRIC BASALT
SiO2 : 48.23 Al2O3: 18.08 Fe2O3(tot):
FeO(tot): 7.92 Fe2O3: 3.87 FeO : 4.44
MgO : 6.49 CaO : 13.15 Na2O : 2.36
K2O : 0.08 TiO2 : 1.24 MnO : 0.21
P2O5 : 0.10 LOI : H2O+ : 2.18
H2O- : 2.10 CO2 : 0.53 SO3 :
S : Total: 100.96 Magnesium#: 0.6237
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 467.00 Piece: 1B
Hole: 418A Top/Bottom Interval(mm): 100/ 120
Core: 36 Sample Depth: 471.61
Sect: 4 Analyst Name: Emmermann, R.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 49.3 Al2O3: 16.9 Fe2O3(tot):
FeO(tot): Fe2O3: 3.86 FeO : 4.70
MgO : 6.22 CaO : 13.4 Na2O : 2.33
K2O : 0.03 TiO2 : 1.23 MnO : 0.20
P2O5 : 0.12 LOI : H2O+ : 1.36
H2O- : CO2 : 0.32 SO3 :
S : Total: 99.97 Magnesium#:
Comments: DISCREPANCY BETWEEN PIECE NO AND INTERVAL
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 : 52 Depth to Top of Core(m): 467.00 Piece: 1B
Hole: 418A Top/Bottom Interval(mm): 180/ 200
Core: 36 Sample Depth: 471.69
Sect: 4 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PL-OL MODERATELY PHYRIC BASALT
SiO2 : 49.5 Al2O3: 17.3 Fe2O3(tot): 9.24
FeO(tot): Fe2O3: FeO :
MgO : 6.41 CaO : 13.6 Na2O : 2.39
K2O : 0.01 TiO2 : 1.17 MnO : 0.20
P2O5 : 0.11 LOI : 2.0 H2O+ : 0.98
H2O- : CO2 : 0.07 SO3 :
S : Total: 99.93 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.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 467.00 Piece: 9
Hole: 418A Top/Bottom Interval(mm): 1360/1390
Core: 36 Sample Depth: 474.38
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 MOD PHYRIC BASALT
SiO2 : 47.95 Al2O3: 18.79 Fe2O3(tot):
FeO(tot): 7.32 Fe2O3: 4.04 FeO : 3.68
MgO : 6.77 CaO : 11.35 Na2O : 2.39
K2O : 0.48 TiO2 : 1.27 MnO : 0.16
P2O5 : 0.09 LOI : H2O+ : 2.93
H2O- : 2.92 CO2 : 0.34 SO3 :
S : Total: 100.24 Magnesium#: 0.6519
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 476.00 Piece: 4
Hole: 418A Top/Bottom Interval(mm): 280/ 320
Core: 37 Sample Depth: 476.30
Sect: 1 Analyst Name: Arakeljanz, M.
Analytical Method(s):
Isotope dilution Isotope dilution Isotope dilution
Alteration Rock type Rock name
Extensive IGNEOUS PLAG-OL MOD PHYRIC BASALT
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): Fe2O3: FeO :
MgO : CaO : Na2O :
K2O : 1.68 TiO2 : MnO :
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: Magnesium#:
Comments:
Essential oxides quoted to .01
ship and at one or more shore laboratories or by different techniques.
Partial analysis.
Leg : 52 Depth to Top of Core(m): 479.50 Piece: 2C
Hole: 418A Top/Bottom Interval(mm): 420/ 470
Core: 38 Sample Depth: 479.95
Sect: 1 Analyst Name: Humphris, S.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Extensive IGNEOUS PLAG-OL MOD PHYRIC BASALT
SiO2 : 47.38 Al2O3: 17.48 Fe2O3(tot):
FeO(tot): Fe2O3: 9.66 FeO : 1.95
MgO : 7.29 CaO : 5.73 Na2O : 2.67
K2O : 2.19 TiO2 : 1.19 MnO : 0.06
P2O5 : 0.13 LOI : H2O+ : 5.43
H2O- : CO2 : 0.20 SO3 :
S : Total: 101.28 Magnesium#:
Comments: SAMPLE FROM RIM
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
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 : 52 Depth to Top of Core(m): 479.50 Piece: 2C
Hole: 418A Top/Bottom Interval(mm): 420/ 470
Core: 38 Sample Depth: 479.95
Sect: 1 Analyst Name: Humphris, S.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Extensive IGNEOUS PLAG-OL MOD PHYRIC BASALT
SiO2 : 48.51 Al2O3: 18.91 Fe2O3(tot):
FeO(tot): Fe2O3: 6.14 FeO : 2.51
MgO : 6.21 CaO : 8.67 Na2O : 2.59
K2O : 1.58 TiO2 : 1.29 MnO : 0.08
P2O5 : 0.14 LOI : H2O+ : 4.21
H2O- : CO2 : 0.12 SO3 :
S : Total: 100.96 Magnesium#:
Comments: SAMPLE FROM INTERIOR
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
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 : 52 Depth to Top of Core(m): 479.50 Piece: 3B
Hole: 418A Top/Bottom Interval(mm): 750/ 780
Core: 38 Sample Depth: 480.27
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 MOD PHYRIC BASALT
SiO2 : 46.70 Al2O3: 17.07 Fe2O3(tot):
FeO(tot): 9.43 Fe2O3: 5.87 FeO : 4.15
MgO : 6.47 CaO : 11.74 Na2O : 2.32
K2O : 0.48 TiO2 : 1.14 MnO : 0.14
P2O5 : 0.10 LOI : H2O+ : 3.09
H2O- : 2.44 CO2 : 0.73 SO3 :
S : Total: 100.00 Magnesium#: 0.5812
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 479.50 Piece: 7
Hole: 418A Top/Bottom Interval(mm): 1280/1300
Core: 38 Sample Depth: 483.79
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 MOD PHYRIC BASALT
SiO2 : 47.94 Al2O3: 16.93 Fe2O3(tot):
FeO(tot): 9.70 Fe2O3: 6.68 FeO : 3.69
MgO : 6.22 CaO : 10.64 Na2O : 2.19
K2O : 1.25 TiO2 : 1.17 MnO : 0.11
P2O5 : 0.12 LOI : H2O+ : 2.72
H2O- : 1.89 CO2 : 0.35 SO3 :
S : Total: 100.01 Magnesium#: 0.5647
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 479.50 Piece: 1C
Hole: 418A Top/Bottom Interval(mm): 340/ 360
Core: 38 Sample Depth: 484.35
Sect: 4 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PL-OL MODERATELY PHYRIC BASALT
SiO2 : 50.2 Al2O3: 17.5 Fe2O3(tot): 9.89
FeO(tot): Fe2O3: FeO :
MgO : 6.98 CaO : 12.7 Na2O : 2.22
K2O : 0.04 TiO2 : 1.24 MnO : 0.24
P2O5 : 0.13 LOI : 1.6 H2O+ : 0.88
H2O- : CO2 : 0.06 SO3 :
S : Total: 101.20 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.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 479.50 Piece: 5A
Hole: 418A Top/Bottom Interval(mm): 770/ 790
Core: 38 Sample Depth: 484.78
Sect: 4 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 MOD PHYRIC BASALT
SiO2 : 48.44 Al2O3: 17.86 Fe2O3(tot):
FeO(tot): 8.12 Fe2O3: 4.01 FeO : 4.51
MgO : 6.79 CaO : 12.60 Na2O : 2.31
K2O : 0.26 TiO2 : 1.20 MnO : 0.16
P2O5 : 0.12 LOI : H2O+ : 1.57
H2O- : 1.58 CO2 : 0.68 SO3 :
S : Total: 100.51 Magnesium#: 0.6286
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 479.50 Piece: 10
Hole: 418A Top/Bottom Interval(mm): 1190/1210
Core: 38 Sample Depth: 486.70
Sect: 5 Analyst Name: Emmermann, R.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL MOD PHYRIC BASALT
SiO2 : 49.5 Al2O3: 17.0 Fe2O3(tot):
FeO(tot): Fe2O3: 4.90 FeO : 3.19
MgO : 7.38 CaO : 11.6 Na2O : 2.55
K2O : 0.10 TiO2 : 1.38 MnO : 0.18
P2O5 : 0.13 LOI : H2O+ : 1.59
H2O- : CO2 : 0.60 SO3 :
S : Total: 100.10 Magnesium#:
Comments: OBSERVER REPORTS PIECES ARE BADLY ALTERED
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 : 52 Depth to Top of Core(m): 488.50 Piece: 1O
Hole: 418A Top/Bottom Interval(mm): 1190/1210
Core: 39 Sample Depth: 489.70
Sect: 1 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PL-OL MODERATELY PHYRIC BASALT
SiO2 : 50.0 Al2O3: 17.6 Fe2O3(tot): 9.82
FeO(tot): Fe2O3: FeO :
MgO : 6.99 CaO : 13.7 Na2O : 2.26
K2O : 0.08 TiO2 : 1.24 MnO : 0.20
P2O5 : 0.11 LOI : 1.7 H2O+ : 0.81
H2O- : CO2 : 0.70 SO3 :
S : Total: 102.00 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.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 488.50 Piece: 1
Hole: 418A Top/Bottom Interval(mm): 130/ 150
Core: 39 Sample Depth: 490.14
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 : 48.38 Al2O3: 17.25 Fe2O3(tot):
FeO(tot): 8.39 Fe2O3: 3.64 FeO : 5.11
MgO : 6.82 CaO : 13.24 Na2O : 2.22
K2O : 0.16 TiO2 : 1.16 MnO : 0.19
P2O5 : 0.13 LOI : H2O+ : 1.32
H2O- : 1.35 CO2 : 0.78 SO3 :
S : Total: 100.40 Magnesium#: 0.6220
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 497.50 Piece: 4B
Hole: 418A Top/Bottom Interval(mm): 710/ 760
Core: 40 Sample Depth: 498.24
Sect: 1 Analyst Name: Humphris, S.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL MOD PHYRIC BASALT
SiO2 : 47.64 Al2O3: 16.98 Fe2O3(tot):
FeO(tot): Fe2O3: 6.56 FeO : 3.68
MgO : 5.34 CaO : 10.34 Na2O : 2.26
K2O : 2.65 TiO2 : 1.15 MnO : 0.12
P2O5 : 0.16 LOI : H2O+ : 3.06
H2O- : CO2 : 1.03 SO3 :
S : Total: 100.97 Magnesium#:
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
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 52 Depth to Top of Core(m): 497.50 Piece: 5
Hole: 418A Top/Bottom Interval(mm): 820/ 850
Core: 40 Sample Depth: 498.34
Sect: 1 Analyst Name: Arakeljanz, M.
Analytical Method(s):
Isotope dilution Isotope dilution Isotope dilution
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL MOD PHYRIC BASALT
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): Fe2O3: FeO :
MgO : CaO : Na2O :
K2O : 1.37 TiO2 : MnO :
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: Magnesium#:
Comments:
Essential oxides quoted to .01
ship and at one or more shore laboratories or by different techniques.
Partial analysis.
Leg : 52 Depth to Top of Core(m): 497.50 Piece: 6B
Hole: 418A Top/Bottom Interval(mm): 1050/1070
Core: 40 Sample Depth: 498.56
Sect: 1 Analyst Name: Emmermann, R.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Extensive IGNEOUS PLAG-OL MOD PHYRIC BASALT
SiO2 : 46.9 Al2O3: 17.0 Fe2O3(tot):
FeO(tot): Fe2O3: 5.10 FeO : 3.78
MgO : 6.13 CaO : 12.7 Na2O : 2.24
K2O : 0.98 TiO2 : 1.20 MnO : 0.17
P2O5 : 0.16 LOI : H2O+ : 2.43
H2O- : CO2 : 1.30 SO3 :
S : Total: 100.09 Magnesium#:
Comments:
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 : 52 Depth to Top of Core(m): 497.50 Piece: 2D
Hole: 418A Top/Bottom Interval(mm): 590/ 610
Core: 40 Sample Depth: 499.60
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 : 47.06 Al2O3: 17.85 Fe2O3(tot):
FeO(tot): 8.40 Fe2O3: 3.77 FeO : 5.01
MgO : 6.32 CaO : 12.85 Na2O : 2.55
K2O : 0.47 TiO2 : 1.17 MnO : 0.19
P2O5 : 0.13 LOI : H2O+ : 2.23
H2O- : 1.41 CO2 : 0.67 SO3 :
S : Total: 100.27 Magnesium#: 0.6035
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 497.50 Piece: 3A
Hole: 418A Top/Bottom Interval(mm): 850/ 880
Core: 40 Sample Depth: 499.87
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 : 46.74 Al2O3: 17.64 Fe2O3(tot):
FeO(tot): 8.12 Fe2O3: 4.04 FeO : 4.48
MgO : 5.73 CaO : 13.90 Na2O : 2.20
K2O : 0.61 TiO2 : 1.20 MnO : 0.15
P2O5 : 0.11 LOI : H2O+ : 2.12
H2O- : 2.28 CO2 : 1.71 SO3 :
S : Total: 100.63 Magnesium#: 0.5882
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 498.50 Piece: 4A
Hole: 418A Top/Bottom Interval(mm): 400/ 420
Core: 41 Sample Depth: 498.91
Sect: 1 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PL MODERATELY PHYRIC BASALT
SiO2 : 49.7 Al2O3: 18.5 Fe2O3(tot): 9.80
FeO(tot): Fe2O3: FeO :
MgO : 5.50 CaO : 14.5 Na2O : 2.25
K2O : 0.16 TiO2 : 1.09 MnO : 0.14
P2O5 : 0.11 LOI : 2.3 H2O+ : 1.14
H2O- : CO2 : 0.69 SO3 :
S : Total: 101.75 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.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 498.50 Piece: 7
Hole: 418A Top/Bottom Interval(mm): 1000/1040
Core: 41 Sample Depth: 499.52
Sect: 1 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 : 47.20 Al2O3: 18.30 Fe2O3(tot):
FeO(tot): 8.09 Fe2O3: 3.35 FeO : 5.08
MgO : 5.61 CaO : 14.20 Na2O : 2.20
K2O : 0.31 TiO2 : 1.08 MnO : 0.15
P2O5 : 0.11 LOI : H2O+ : 2.03
H2O- : 2.08 CO2 : 1.06 SO3 :
S : Total: 100.68 Magnesium#: 0.5837
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 498.50 Piece: 3B
Hole: 418A Top/Bottom Interval(mm): 1000/ 0
Core: 41 Sample Depth: 502.50
Sect: 3 Analyst Name: Staudigel, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL MODERATELY PHYRIC BASALT
SiO2 : 47.88 Al2O3: 16.49 Fe2O3(tot):
FeO(tot): Fe2O3: 4.91 FeO : 4.25
MgO : 5.93 CaO : 13.16 Na2O : 2.15
K2O : 1.33 TiO2 : 1.13 MnO : 0.18
P2O5 : 0.13 LOI : H2O+ : 1.54
H2O- : CO2 : 1.59 SO3 :
S : Total: 100.74 Magnesium#:
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.
Leg : 52 Depth to Top of Core(m): 498.50 Piece: 1D
Hole: 418A Top/Bottom Interval(mm): 320/ 340
Core: 41 Sample Depth: 503.33
Sect: 4 Analyst Name: Emmermann, R.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 46.7 Al2O3: 18.3 Fe2O3(tot):
FeO(tot): Fe2O3: 5.51 FeO : 4.68
MgO : 5.80 CaO : 12.9 Na2O : 2.36
K2O : 0.25 TiO2 : 1.23 MnO : 0.20
P2O5 : 0.12 LOI : H2O+ : 1.82
H2O- : CO2 : 0.45 SO3 :
S : Total: 100.32 Magnesium#:
Comments: ANALYST REPORTS ROCKS ARE BADLY ALTERED
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 : 52 Depth to Top of Core(m): 507.50 Piece: 2E
Hole: 418A Top/Bottom Interval(mm): 520/ 540
Core: 42 Sample Depth: 508.03
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 BASALTIC BRECCIA
SiO2 : 47.90 Al2O3: 17.48 Fe2O3(tot):
FeO(tot): 7.70 Fe2O3: 3.26 FeO : 4.77
MgO : 5.92 CaO : 12.31 Na2O : 2.67
K2O : 1.18 TiO2 : 1.11 MnO : 0.17
P2O5 : 0.10 LOI : H2O+ : 2.01
H2O- : 1.99 CO2 : 1.10 SO3 :
S : Total: 99.98 Magnesium#: 0.6086
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 507.50 Piece: 2
Hole: 418A Top/Bottom Interval(mm): 170/ 220
Core: 42 Sample Depth: 509.20
Sect: 2 Analyst Name: Arakeljanz, M.
Analytical Method(s):
Isotope dilution Isotope dilution Isotope dilution
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL MOD PHYRIC BASALT
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): Fe2O3: FeO :
MgO : CaO : Na2O :
K2O : 1.26 TiO2 : MnO :
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: Magnesium#:
Comments:
Essential oxides quoted to .01
ship and at one or more shore laboratories or by different techniques.
Partial analysis.
Leg : 52 Depth to Top of Core(m): 507.50 Piece: 6
Hole: 418A Top/Bottom Interval(mm): 810/ 830
Core: 42 Sample Depth: 509.82
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 MOD PHYRIC BASALT
SiO2 : 47.15 Al2O3: 17.66 Fe2O3(tot):
FeO(tot): 7.77 Fe2O3: 3.44 FeO : 4.67
MgO : 5.55 CaO : 14.11 Na2O : 2.48
K2O : 0.37 TiO2 : 0.95 MnO : 0.19
P2O5 : 0.14 LOI : H2O+ : 1.95
H2O- : 1.39 CO2 : 1.29 SO3 :
S : Total: 99.95 Magnesium#: 0.5912
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 507.50 Piece: 1A
Hole: 418A Top/Bottom Interval(mm): 110/ 150
Core: 42 Sample Depth: 510.63
Sect: 3 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL MOD PHYRIC BASALT
SiO2 : 47.38 Al2O3: 17.24 Fe2O3(tot):
FeO(tot): 7.77 Fe2O3: 2.77 FeO : 5.28
MgO : 7.34 CaO : 14.41 Na2O : 2.13
K2O : 0.08 TiO2 : 0.92 MnO : 0.17
P2O5 : 0.09 LOI : H2O+ : 0.93
H2O- : 0.59 CO2 : 1.77 SO3 :
S : Total: 100.51 Magnesium#: 0.6564
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 507.50 Piece: 1A
Hole: 418A Top/Bottom Interval(mm): 110/ 150
Core: 42 Sample Depth: 510.63
Sect: 3 Analyst Name: Thompson, R.N.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASS SELVEDGE
SiO2 : 50.20 Al2O3: 15.64 Fe2O3(tot):
FeO(tot): 9.68 Fe2O3: FeO :
MgO : 8.44 CaO : 12.28 Na2O : 2.26
K2O : TiO2 : 1.06 MnO : 0.13
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.84 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
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 : 52 Depth to Top of Core(m): 507.50 Piece: 1B
Hole: 418A Top/Bottom Interval(mm): 170/ 0
Core: 42 Sample Depth: 510.67
Sect: 3 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 50.80 Al2O3: 15.55 Fe2O3(tot):
FeO(tot): 9.77 Fe2O3: FeO :
MgO : 8.37 CaO : 12.70 Na2O : 2.19
K2O : 0.06 TiO2 : 1.14 MnO :
P2O5 : 0.13 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.71 Magnesium#:
Comments: PLAG-OL MOD 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 : 52 Depth to Top of Core(m): 507.50 Piece: 1B
Hole: 418A Top/Bottom Interval(mm): 170/ 0
Core: 42 Sample Depth: 510.67
Sect: 3 Analyst Name: Staudigel, H.
Analytical Method(s):
Isotope dilution Isotope dilution Isotope dilution
Alteration Rock type Rock name
IGNEOUS BASALTIC GLASS
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): Fe2O3: FeO :
MgO : CaO : Na2O :
K2O : 0.056 TiO2 : MnO :
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: Magnesium#:
Comments:
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Partial analysis.
Leg : 52 Depth to Top of Core(m): 507.50 Piece: 1B
Hole: 418A Top/Bottom Interval(mm): 170/ 0
Core: 42 Sample Depth: 510.67
Sect: 3 Analyst Name: Staudigel, H.
Analytical Method(s):
Isotope dilution Isotope dilution Isotope dilution
Alteration Rock type Rock name
IGNEOUS BASALTIC GLASS
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): Fe2O3: FeO :
MgO : CaO : Na2O :
K2O : 0.065 TiO2 : MnO :
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: Magnesium#:
Comments: IMPURE GLASS SEPARATES
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Partial analysis.
Leg : 52 Depth to Top of Core(m): 507.50 Piece: 2
Hole: 418A Top/Bottom Interval(mm): 250/ 0
Core: 42 Sample Depth: 510.75
Sect: 3 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 50.53 Al2O3: 15.51 Fe2O3(tot):
FeO(tot): 9.68 Fe2O3: FeO :
MgO : 8.21 CaO : 12.69 Na2O : 2.23
K2O : 0.05 TiO2 : 1.11 MnO :
P2O5 : 0.11 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.12 Magnesium#:
Comments: PLAG-OL MOD 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 : 52 Depth to Top of Core(m): 507.50 Piece: 3
Hole: 418A Top/Bottom Interval(mm): 510/ 530
Core: 42 Sample Depth: 511.02
Sect: 3 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL MOD PHYRIC BASALT
SiO2 : 47.03 Al2O3: 18.01 Fe2O3(tot):
FeO(tot): 7.93 Fe2O3: 3.37 FeO : 4.90
MgO : 5.50 CaO : 15.27 Na2O : 2.25
K2O : 0.10 TiO2 : 0.96 MnO : 0.17
P2O5 : 0.13 LOI : H2O+ : 1.23
H2O- : 1.38 CO2 : 1.69 SO3 :
S : Total: 100.61 Magnesium#: 0.5838
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 507.50 Piece: 5
Hole: 418A Top/Bottom Interval(mm): 680/ 0
Core: 42 Sample Depth: 511.18
Sect: 3 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 49.57 Al2O3: 15.67 Fe2O3(tot):
FeO(tot): 9.58 Fe2O3: FeO :
MgO : 8.30 CaO : 12.44 Na2O : 2.28
K2O : 0.06 TiO2 : 1.12 MnO :
P2O5 : 0.10 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.12 Magnesium#:
Comments: PLAG-OL MOD 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 : 52 Depth to Top of Core(m): 507.50 Piece: 5A
Hole: 418A Top/Bottom Interval(mm): 680/ 0
Core: 42 Sample Depth: 511.18
Sect: 3 Analyst Name: Staudigel, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL MODERATELY PHYRIC BASALT
SiO2 : 47.36 Al2O3: 17.29 Fe2O3(tot):
FeO(tot): Fe2O3: 3.82 FeO : 4.54
MgO : 6.57 CaO : 12.15 Na2O : 2.39
K2O : 0.21 TiO2 : 0.99 MnO : 0.11
P2O5 : 0.09 LOI : H2O+ : 1.30
H2O- : CO2 : 0.55 SO3 :
S : Total: 100.16 Magnesium#:
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.
Leg : 52 Depth to Top of Core(m): 507.50 Piece: 9
Hole: 418A Top/Bottom Interval(mm): 1180/ 0
Core: 42 Sample Depth: 511.68
Sect: 3 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 50.43 Al2O3: 15.47 Fe2O3(tot):
FeO(tot): 9.71 Fe2O3: FeO :
MgO : 8.10 CaO : 12.61 Na2O : 2.21
K2O : 0.06 TiO2 : 1.11 MnO :
P2O5 : 0.11 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.81 Magnesium#:
Comments: PLAG-OL MOD 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 : 52 Depth to Top of Core(m): 507.50 Piece: 1A
Hole: 418A Top/Bottom Interval(mm): 90/ 120
Core: 42 Sample Depth: 512.10
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 PLAG-OL PHYRIC BASALT
SiO2 : 48.31 Al2O3: 18.26 Fe2O3(tot):
FeO(tot): 7.75 Fe2O3: 3.65 FeO : 4.47
MgO : 5.79 CaO : 14.32 Na2O : 2.27
K2O : 0.15 TiO2 : 0.96 MnO : 0.13
P2O5 : 0.09 LOI : H2O+ : 1.66
H2O- : 1.55 CO2 : 0.77 SO3 :
S : Total: 100.83 Magnesium#: 0.6017
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 507.50 Piece: 1A
Hole: 418A Top/Bottom Interval(mm): 90/ 120
Core: 42 Sample Depth: 512.10
Sect: 4 Analyst Name: Thompson, R.N.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS BASALTIC GLASS
SiO2 : 50.28 Al2O3: 15.66 Fe2O3(tot):
FeO(tot): 9.58 Fe2O3: FeO :
MgO : 8.42 CaO : 12.27 Na2O : 2.18
K2O : TiO2 : 1.01 MnO : 0.12
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.61 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
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 : 52 Depth to Top of Core(m): 507.50 Piece: 5
Hole: 418A Top/Bottom Interval(mm): 890/ 910
Core: 42 Sample Depth: 512.90
Sect: 4 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PL-OL MODERATELY PHYRIC BASALT
SiO2 : 49.8 Al2O3: 18.4 Fe2O3(tot): 10.0
FeO(tot): Fe2O3: FeO :
MgO : 5.40 CaO : 14.3 Na2O : 2.00
K2O : 0.02 TiO2 : 0.99 MnO : 0.15
P2O5 : 0.09 LOI : 2.0 H2O+ : 0.95
H2O- : CO2 : 0.13 SO3 :
S : Total: 101.15 Magnesium#: 0.54
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 507.50 Piece: 7
Hole: 418A Top/Bottom Interval(mm): 1070/ 0
Core: 42 Sample Depth: 513.07
Sect: 4 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 50.25 Al2O3: 15.49 Fe2O3(tot):
FeO(tot): 9.71 Fe2O3: FeO :
MgO : 8.22 CaO : 12.64 Na2O : 2.21
K2O : 0.06 TiO2 : 1.14 MnO :
P2O5 : 0.11 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.83 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.
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 : 52 Depth to Top of Core(m): 507.50 Piece: 2
Hole: 418A Top/Bottom Interval(mm): 270/ 300
Core: 42 Sample Depth: 513.78
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 MOD PHYRIC BASALT
SiO2 : 47.26 Al2O3: 18.03 Fe2O3(tot):
FeO(tot): 8.03 Fe2O3: 3.97 FeO : 4.46
MgO : 5.52 CaO : 14.78 Na2O : 2.25
K2O : 0.05 TiO2 : 0.97 MnO : 0.13
P2O5 : 0.10 LOI : H2O+ : 1.86
H2O- : 1.82 CO2 : 1.15 SO3 :
S : Total: 100.53 Magnesium#: 0.5817
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 507.50 Piece: 5
Hole: 418A Top/Bottom Interval(mm): 650/ 670
Core: 42 Sample Depth: 514.16
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 MOD PHYRIC BASALT
SiO2 : 47.20 Al2O3: 17.59 Fe2O3(tot):
FeO(tot): 8.62 Fe2O3: 3.80 FeO : 5.20
MgO : 6.49 CaO : 14.11 Na2O : 2.10
K2O : 0.05 TiO2 : 0.95 MnO : 0.15
P2O5 : 0.12 LOI : H2O+ : 1.11
H2O- : 1.14 CO2 : 0.98 SO3 :
S : Total: 99.85 Magnesium#: 0.6037
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 516.50 Piece: 4B
Hole: 418A Top/Bottom Interval(mm): 710/ 0
Core: 43 Sample Depth: 517.21
Sect: 1 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 49.90 Al2O3: 15.26 Fe2O3(tot):
FeO(tot): 9.77 Fe2O3: FeO :
MgO : 8.33 CaO : 12.62 Na2O : 2.19
K2O : 0.05 TiO2 : 1.13 MnO :
P2O5 : 0.09 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.34 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.
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 : 52 Depth to Top of Core(m): 516.50 Piece: 4D
Hole: 418A Top/Bottom Interval(mm): 780/ 800
Core: 43 Sample Depth: 517.29
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL MOD PHYRIC BASALT
SiO2 : 47.26 Al2O3: 17.84 Fe2O3(tot):
FeO(tot): 7.36 Fe2O3: 2.79 FeO : 4.85
MgO : 6.21 CaO : 15.01 Na2O : 2.19
K2O : 0.16 TiO2 : 0.89 MnO : 0.14
P2O5 : 0.08 LOI : H2O+ : 1.25
H2O- : 1.47 CO2 : 1.99 SO3 :
S : Total: 100.66 Magnesium#: 0.6306
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 516.50 Piece: 8D
Hole: 418A Top/Bottom Interval(mm): 1090/1110
Core: 43 Sample Depth: 517.60
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL MOD PHYRIC BASALT
SiO2 : 48.24 Al2O3: 18.43 Fe2O3(tot):
FeO(tot): 8.27 Fe2O3: 3.69 FeO : 4.95
MgO : 6.16 CaO : 13.65 Na2O : 2.06
K2O : 0.03 TiO2 : 0.92 MnO : 0.14
P2O5 : 0.07 LOI : H2O+ : 1.36
H2O- : 0.63 CO2 : 0.32 SO3 :
S : Total: 100.02 Magnesium#: 0.6011
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 516.50 Piece: 5B
Hole: 418A Top/Bottom Interval(mm): 1360/1400
Core: 43 Sample Depth: 517.88
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL MOD PHYRIC BASALT
SiO2 : 47.43 Al2O3: 18.54 Fe2O3(tot):
FeO(tot): 8.20 Fe2O3: 4.05 FeO : 4.56
MgO : 5.67 CaO : 14.28 Na2O : 2.23
K2O : 0.03 TiO2 : 0.97 MnO : 0.15
P2O5 : 0.09 LOI : H2O+ : 1.90
H2O- : 2.30 CO2 : 0.64 SO3 :
S : Total: 100.54 Magnesium#: 0.5830
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 516.50 Piece: 8G
Hole: 418A Top/Bottom Interval(mm): 1330/ 0
Core: 43 Sample Depth: 519.33
Sect: 2 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 50.36 Al2O3: 15.51 Fe2O3(tot):
FeO(tot): 9.59 Fe2O3: FeO :
MgO : 8.26 CaO : 12.46 Na2O : 2.25
K2O : 0.05 TiO2 : 1.11 MnO :
P2O5 : 0.11 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.70 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.
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 : 52 Depth to Top of Core(m): 516.50 Piece: 3C
Hole: 418A Top/Bottom Interval(mm): 660/ 680
Core: 43 Sample Depth: 520.17
Sect: 3 Analyst Name: Emmermann, R.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL-CPX PHYRIC BASALT
SiO2 : 47.9 Al2O3: 17.2 Fe2O3(tot):
FeO(tot): Fe2O3: 3.62 FeO : 4.88
MgO : 6.88 CaO : 13.6 Na2O : 2.12
K2O : 0.03 TiO2 : 1.00 MnO : 0.16
P2O5 : 0.11 LOI : H2O+ : 1.50
H2O- : CO2 : 0.94 SO3 :
S : Total: 99.94 Magnesium#:
Comments:
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 : 52 Depth to Top of Core(m): 516.50 Piece: 3C
Hole: 418A Top/Bottom Interval(mm): 740/ 0
Core: 43 Sample Depth: 520.24
Sect: 3 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 50.47 Al2O3: 15.47 Fe2O3(tot):
FeO(tot): 9.73 Fe2O3: FeO :
MgO : 8.33 CaO : 12.58 Na2O : 2.21
K2O : 0.06 TiO2 : 1.14 MnO :
P2O5 : 0.11 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.10 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.
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 : 52 Depth to Top of Core(m): 525.50 Piece: 4
Hole: 418A Top/Bottom Interval(mm): 260/ 0
Core: 44 Sample Depth: 525.76
Sect: 1 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 50.39 Al2O3: 15.51 Fe2O3(tot):
FeO(tot): 9.71 Fe2O3: FeO :
MgO : 8.26 CaO : 12.66 Na2O : 2.22
K2O : 0.06 TiO2 : 1.11 MnO :
P2O5 : 0.09 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.01 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.
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 : 52 Depth to Top of Core(m): 525.50 Piece: 3B
Hole: 418A Top/Bottom Interval(mm): 340/ 360
Core: 44 Sample Depth: 527.35
Sect: 2 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PL-OL MODERATELY PHYRIC BASALT
SiO2 : 50.1 Al2O3: 16.2 Fe2O3(tot): 10.60
FeO(tot): Fe2O3: FeO :
MgO : 7.87 CaO : 13.2 Na2O : 1.86
K2O : 0.03 TiO2 : 1.07 MnO : 0.17
P2O5 : 0.11 LOI : 1.5 H2O+ : 0.77
H2O- : CO2 : 0.05 SO3 :
S : Total: 101.21 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.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 525.50 Piece: 6A
Hole: 418A Top/Bottom Interval(mm): 640/ 0
Core: 44 Sample Depth: 527.64
Sect: 2 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 50.08 Al2O3: 15.63 Fe2O3(tot):
FeO(tot): 9.75 Fe2O3: FeO :
MgO : 8.43 CaO : 12.63 Na2O : 2.19
K2O : 0.05 TiO2 : 1.15 MnO :
P2O5 : 0.09 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.00 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.
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 : 52 Depth to Top of Core(m): 525.50 Piece: 3
Hole: 418A Top/Bottom Interval(mm): 290/ 320
Core: 44 Sample Depth: 528.81
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 : 48.35 Al2O3: 18.77 Fe2O3(tot):
FeO(tot): 7.41 Fe2O3: 3.34 FeO : 4.40
MgO : 5.80 CaO : 13.65 Na2O : 2.29
K2O : 0.11 TiO2 : 0.95 MnO : 0.12
P2O5 : 0.08 LOI : H2O+ : 1.77
H2O- : 2.10 CO2 : 0.40 SO3 :
S : Total: 100.03 Magnesium#: 0.6131
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 525.50 Piece: 3
Hole: 418A Top/Bottom Interval(mm): 290/ 320
Core: 44 Sample Depth: 528.81
Sect: 3 Analyst Name: Thompson, R.N.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY MARGIN
SiO2 : 50.18 Al2O3: 15.56 Fe2O3(tot):
FeO(tot): 9.62 Fe2O3: FeO :
MgO : 8.40 CaO : 12.40 Na2O : 2.15
K2O : TiO2 : 0.98 MnO : 0.16
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.51 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
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 : 52 Depth to Top of Core(m): 525.50 Piece: 5A
Hole: 418A Top/Bottom Interval(mm): 540/ 560
Core: 44 Sample Depth: 529.05
Sect: 3 Analyst Name: Emmermann, R.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.3 Al2O3: 16.6 Fe2O3(tot):
FeO(tot): Fe2O3: 4.20 FeO : 4.87
MgO : 6.30 CaO : 13.4 Na2O : 2.30
K2O : 0.03 TiO2 : 1.05 MnO : 0.14
P2O5 : 0.09 LOI : H2O+ : 2.11
H2O- : CO2 : 0.69 SO3 :
S : Total: 100.08 Magnesium#:
Comments:
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 : 52 Depth to Top of Core(m): 525.50 Piece: 5C
Hole: 418A Top/Bottom Interval(mm): 730/ 0
Core: 44 Sample Depth: 529.23
Sect: 3 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 50.16 Al2O3: 15.43 Fe2O3(tot):
FeO(tot): 9.81 Fe2O3: FeO :
MgO : 8.30 CaO : 12.57 Na2O : 2.17
K2O : 0.05 TiO2 : 1.15 MnO :
P2O5 : 0.09 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.73 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.
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 : 52 Depth to Top of Core(m): 525.50 Piece: 6B
Hole: 418A Top/Bottom Interval(mm): 1040/1060
Core: 44 Sample Depth: 529.55
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 : 47.02 Al2O3: 18.34 Fe2O3(tot):
FeO(tot): 7.56 Fe2O3: 3.92 FeO : 4.03
MgO : 5.80 CaO : 14.29 Na2O : 2.28
K2O : 0.22 TiO2 : 1.03 MnO : 0.15
P2O5 : 0.10 LOI : H2O+ : 1.74
H2O- : 2.55 CO2 : 1.62 SO3 :
S : Total: 100.54 Magnesium#: 0.6083
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 525.50 Piece: 6B
Hole: 418A Top/Bottom Interval(mm): 1130/ 0
Core: 44 Sample Depth: 531.13
Sect: 4 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 49.91 Al2O3: 15.40 Fe2O3(tot):
FeO(tot): 10.04 Fe2O3: FeO :
MgO : 8.13 CaO : 12.45 Na2O : 2.23
K2O : 0.05 TiO2 : 1.22 MnO :
P2O5 : 0.11 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.54 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.
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 : 52 Depth to Top of Core(m): 525.50 Piece: 3A
Hole: 418A Top/Bottom Interval(mm): 420/ 440
Core: 44 Sample Depth: 531.93
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 : 48.12 Al2O3: 17.60 Fe2O3(tot):
FeO(tot): 8.87 Fe2O3: 4.03 FeO : 5.24
MgO : 5.86 CaO : 13.71 Na2O : 2.10
K2O : 0.04 TiO2 : 1.00 MnO : 0.15
P2O5 : 0.13 LOI : H2O+ : 1.85
H2O- : 1.25 CO2 : 0.56 SO3 :
S : Total: 100.39 Magnesium#: 0.5721
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 525.50 Piece: 7
Hole: 418A Top/Bottom Interval(mm): 940/ 0
Core: 44 Sample Depth: 532.44
Sect: 5 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 50.06 Al2O3: 15.36 Fe2O3(tot):
FeO(tot): 9.99 Fe2O3: FeO :
MgO : 8.17 CaO : 12.42 Na2O : 2.22
K2O : 0.05 TiO2 : 1.22 MnO :
P2O5 : 0.09 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.58 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.
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 : 52 Depth to Top of Core(m): 534.50 Piece: 4B
Hole: 418A Top/Bottom Interval(mm): 380/ 0
Core: 45 Sample Depth: 534.88
Sect: 1 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 49.65 Al2O3: 15.40 Fe2O3(tot):
FeO(tot): 9.98 Fe2O3: FeO :
MgO : 8.00 CaO : 12.34 Na2O : 2.25
K2O : 0.05 TiO2 : 1.22 MnO :
P2O5 : 0.11 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.00 Magnesium#:
Comments: PLAG-MOD 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 : 52 Depth to Top of Core(m): 534.50 Piece: 5C
Hole: 418A Top/Bottom Interval(mm): 730/ 750
Core: 45 Sample Depth: 535.24
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL MOD PHYRIC BASALT
SiO2 : 47.23 Al2O3: 17.75 Fe2O3(tot):
FeO(tot): 8.36 Fe2O3: 3.60 FeO : 5.12
MgO : 5.72 CaO : 14.15 Na2O : 2.27
K2O : 0.10 TiO2 : 1.05 MnO : 0.16
P2O5 : 0.13 LOI : H2O+ : 1.44
H2O- : 1.49 CO2 : 0.88 SO3 :
S : Total: 99.60 Magnesium#: 0.5860
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 534.50 Piece: 1D
Hole: 418A Top/Bottom Interval(mm): 370/ 0
Core: 45 Sample Depth: 536.37
Sect: 2 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 50.08 Al2O3: 15.44 Fe2O3(tot):
FeO(tot): 10.07 Fe2O3: FeO :
MgO : 8.11 CaO : 12.19 Na2O : 2.23
K2O : 0.06 TiO2 : 1.18 MnO :
P2O5 : 0.12 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.48 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.
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 : 52 Depth to Top of Core(m): 534.50 Piece: 9
Hole: 418A Top/Bottom Interval(mm): 1310/ 0
Core: 45 Sample Depth: 537.31
Sect: 2 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 50.35 Al2O3: 15.26 Fe2O3(tot):
FeO(tot): 10.06 Fe2O3: FeO :
MgO : 8.18 CaO : 12.46 Na2O : 2.24
K2O : 0.05 TiO2 : 1.22 MnO :
P2O5 : 0.11 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.93 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.
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 : 52 Depth to Top of Core(m): 534.50 Piece: 9
Hole: 418A Top/Bottom Interval(mm): 1310/ 0
Core: 45 Sample Depth: 537.31
Sect: 2 Analyst Name: Staudigel, H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL-CPX PHYRIC BASALT
SiO2 : 48.41 Al2O3: 17.28 Fe2O3(tot):
FeO(tot): Fe2O3: 3.51 FeO : 4.94
MgO : 7.17 CaO : 13.04 Na2O : 2.03
K2O : 0.15 TiO2 : 1.05 MnO : 0.15
P2O5 : 0.11 LOI : H2O+ : 1.26
H2O- : CO2 : 1.36 SO3 :
S : Total: 100.46 Magnesium#:
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.
Leg : 52 Depth to Top of Core(m): 534.50 Piece: 1B
Hole: 418A Top/Bottom Interval(mm): 220/ 260
Core: 45 Sample Depth: 537.74
Sect: 3 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 46.89 Al2O3: 17.17 Fe2O3(tot):
FeO(tot): 8.56 Fe2O3: 4.20 FeO : 4.78
MgO : 6.23 CaO : 14.39 Na2O : 2.08
K2O : 0.06 TiO2 : 0.98 MnO : 0.17
P2O5 : 0.09 LOI : H2O+ : 1.81
H2O- : 1.79 CO2 : 1.45 SO3 :
S : Total: 100.30 Magnesium#: 0.5956
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 534.50 Piece: 6B
Hole: 418A Top/Bottom Interval(mm): 820/ 850
Core: 45 Sample Depth: 538.34
Sect: 3 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PL-OL MODERATELY PHYRIC BASALT
SiO2 : 49.0 Al2O3: 15.2 Fe2O3(tot): 10.83
FeO(tot): Fe2O3: FeO :
MgO : 6.94 CaO : 15.5 Na2O : 1.99
K2O : 0.17 TiO2 : 1.17 MnO : 0.20
P2O5 : 0.10 LOI : 3.4 H2O+ : 1.0
H2O- : CO2 : 2.43 SO3 :
S : Total: 101.10 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.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 534.50 Piece: 6C
Hole: 418A Top/Bottom Interval(mm): 950/ 990
Core: 45 Sample Depth: 538.47
Sect: 3 Analyst Name: Thompson, R.N.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY MARGIN
SiO2 : 50.57 Al2O3: 15.49 Fe2O3(tot):
FeO(tot): 9.98 Fe2O3: FeO :
MgO : 8.16 CaO : 12.14 Na2O : 2.14
K2O : TiO2 : 1.16 MnO : 0.09
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.78 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
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 : 52 Depth to Top of Core(m): 534.50 Piece: 7A
Hole: 418A Top/Bottom Interval(mm): 1080/ 0
Core: 45 Sample Depth: 538.58
Sect: 3 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 49.84 Al2O3: 15.20 Fe2O3(tot):
FeO(tot): 10.17 Fe2O3: FeO :
MgO : 8.08 CaO : 12.44 Na2O : 2.23
K2O : 0.06 TiO2 : 1.22 MnO :
P2O5 : 0.11 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.35 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.
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 : 52 Depth to Top of Core(m): 534.50 Piece: 7L
Hole: 418A Top/Bottom Interval(mm): 1180/1200
Core: 45 Sample Depth: 538.69
Sect: 3 Analyst Name: Emmermann, R.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT
SiO2 : 49.0 Al2O3: 15.3 Fe2O3(tot):
FeO(tot): Fe2O3: 3.55 FeO : 6.39
MgO : 8.04 CaO : 12.2 Na2O : 2.30
K2O : 0.06 TiO2 : 1.16 MnO : 0.17
P2O5 : 0.11 LOI : H2O+ : 1.49
H2O- : CO2 : 0.26 SO3 :
S : Total: 100.03 Magnesium#:
Comments:
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 : 52 Depth to Top of Core(m): 534.50 Piece: 1A
Hole: 418A Top/Bottom Interval(mm): 90/ 120
Core: 45 Sample Depth: 539.10
Sect: 4 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PL-OL PHYRIC BASALT
SiO2 : 49.2 Al2O3: 17.1 Fe2O3(tot): 10.31
FeO(tot): Fe2O3: FeO :
MgO : 6.65 CaO : 14.2 Na2O : 1.88
K2O : 0.03 TiO2 : 1.04 MnO : 0.16
P2O5 : 0.11 LOI : 2.4 H2O+ : 0.82
H2O- : CO2 : 0.72 SO3 :
S : Total: 100.68 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.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 534.50 Piece: 6A
Hole: 418A Top/Bottom Interval(mm): 1150/ 0
Core: 45 Sample Depth: 540.15
Sect: 4 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 50.52 Al2O3: 15.41 Fe2O3(tot):
FeO(tot): 10.04 Fe2O3: FeO :
MgO : 8.14 CaO : 12.52 Na2O : 2.28
K2O : 0.05 TiO2 : 1.23 MnO :
P2O5 : 0.11 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.30 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.
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 : 52 Depth to Top of Core(m): 534.50 Piece: 7A
Hole: 418A Top/Bottom Interval(mm): 860/ 880
Core: 45 Sample Depth: 541.37
Sect: 5 Analyst Name: Emmermann, R.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL MOD PHYRIC BASALT
SiO2 : 47.6 Al2O3: 17.2 Fe2O3(tot):
FeO(tot): Fe2O3: 4.97 FeO : 4.05
MgO : 5.80 CaO : 14.0 Na2O : 2.10
K2O : 0.19 TiO2 : 0.96 MnO : 0.13
P2O5 : 0.10 LOI : H2O+ : 1.77
H2O- : CO2 : 0.92 SO3 :
S : Total: 99.79 Magnesium#:
Comments:
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 : 52 Depth to Top of Core(m): 534.50 Piece: 8A
Hole: 418A Top/Bottom Interval(mm): 1060/ 0
Core: 45 Sample Depth: 541.56
Sect: 5 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 50.14 Al2O3: 15.34 Fe2O3(tot):
FeO(tot): 10.13 Fe2O3: FeO :
MgO : 8.03 CaO : 12.49 Na2O : 2.28
K2O : 0.06 TiO2 : 1.19 MnO :
P2O5 : 0.11 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.77 Magnesium#:
Comments: PLAG-OL MOD 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 : 52 Depth to Top of Core(m): 543.50 Piece: 1B
Hole: 418A Top/Bottom Interval(mm): 120/ 190
Core: 46 Sample Depth: 543.66
Sect: 1 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PL-OL MODERATELY PHYRIC BASALT
SiO2 : 49.1 Al2O3: 17.3 Fe2O3(tot): 9.46
FeO(tot): Fe2O3: FeO :
MgO : 6.76 CaO : 13.09 Na2O :
K2O : 0.15 TiO2 : 1.09 MnO :
P2O5 : LOI : H2O+ : 0.91
H2O- : CO2 : 1.01 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.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 543.50 Piece: 2A
Hole: 418A Top/Bottom Interval(mm): 250/ 300
Core: 46 Sample Depth: 543.78
Sect: 1 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL-CPX PHYRIC BASALT
SiO2 : 47.98 Al2O3: 17.47 Fe2O3(tot):
FeO(tot): 8.92 Fe2O3: 4.73 FeO : 4.66
MgO : 6.00 CaO : 13.41 Na2O : 2.20
K2O : 0.18 TiO2 : 1.06 MnO : 0.16
P2O5 : 0.09 LOI : H2O+ : 1.86
H2O- : 1.93 CO2 : 0.51 SO3 :
S : Total: 100.31 Magnesium#: 0.5765
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 543.50 Piece: 2A
Hole: 418A Top/Bottom Interval(mm): 250/ 300
Core: 46 Sample Depth: 543.78
Sect: 1 Analyst Name: Thompson, R.N.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASS SELVEDGE
SiO2 : 50.57 Al2O3: 15.50 Fe2O3(tot):
FeO(tot): 10.03 Fe2O3: FeO :
MgO : 8.10 CaO : 12.12 Na2O : 2.24
K2O : TiO2 : 1.16 MnO : 0.17
P2O5 : 0.04 LOI : 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
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 : 52 Depth to Top of Core(m): 543.50 Piece: 2B
Hole: 418A Top/Bottom Interval(mm): 390/ 0
Core: 46 Sample Depth: 543.89
Sect: 1 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 50.03 Al2O3: 15.34 Fe2O3(tot):
FeO(tot): 10.12 Fe2O3: FeO :
MgO : 7.91 CaO : 12.31 Na2O : 2.28
K2O : 0.06 TiO2 : 1.20 MnO :
P2O5 : 0.09 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.34 Magnesium#:
Comments: GLASSY RIND ANALYSIS
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 : 52 Depth to Top of Core(m): 543.50 Piece: 2C
Hole: 418A Top/Bottom Interval(mm): 440/ 460
Core: 46 Sample Depth: 543.95
Sect: 1 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS BASALTIC GLASS
SiO2 : 49.08 Al2O3: 16.31 Fe2O3(tot): 10.37
FeO(tot): Fe2O3: FeO :
MgO : 8.17 CaO : 12.29 Na2O : 2.19
K2O : 0.12 TiO2 : 1.09 MnO : .16
P2O5 : 0.08 LOI : 0.49 H2O+ : 0.44
H2O- : CO2 : 0.83 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.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 543.50 Piece: 2C
Hole: 418A Top/Bottom Interval(mm): 440/ 460
Core: 46 Sample Depth: 543.95
Sect: 1 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS BASALTIC GLASS
SiO2 : 49.93 Al2O3: 17.40 Fe2O3(tot): 9.58
FeO(tot): Fe2O3: FeO :
MgO : 6.87 CaO : 13.20 Na2O : 2.28
K2O : 0.15 TiO2 : 1.08 MnO : .14
P2O5 : 0.02 LOI : 1.09 H2O+ : 0.52
H2O- : CO2 : 0.90 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.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 543.50 Piece: 2C
Hole: 418A Top/Bottom Interval(mm): 460/ 490
Core: 46 Sample Depth: 543.98
Sect: 1 Analyst Name: Mathez, E.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 49.73 Al2O3: 14.95 Fe2O3(tot):
FeO(tot): 10.22 Fe2O3: FeO :
MgO : 8.14 CaO : 12.34 Na2O : 2.27
K2O : 0.07 TiO2 : 1.22 MnO : 0.19
P2O5 : 0.09 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : 0.127 Total: 99.35 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
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 : 52 Depth to Top of Core(m): 543.50 Piece: 2D
Hole: 418A Top/Bottom Interval(mm): 510/ 540
Core: 46 Sample Depth: 544.03
Sect: 1 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PL-OL MODERATELY PHYRIC BASALT
SiO2 : 46.3 Al2O3: 16.4 Fe2O3(tot): 10.79
FeO(tot): Fe2O3: FeO :
MgO : 8.37 CaO : 12.36 Na2O :
K2O : 0.20 TiO2 : 1.08 MnO :
P2O5 : LOI : H2O+ : 0.77
H2O- : CO2 : 0.32 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.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 543.50 Piece: 7
Hole: 418A Top/Bottom Interval(mm): 1080/1100
Core: 46 Sample Depth: 544.59
Sect: 1 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PL-OL MODERATELY PHYRIC BASALT
SiO2 : 49.18 Al2O3: 17.57 Fe2O3(tot): 9.88
FeO(tot): Fe2O3: FeO :
MgO : 5.38 CaO : 14.2 Na2O : 2.24
K2O : 0.09 TiO2 : 1.08 MnO : .14
P2O5 : 0.10 LOI : 1.82 H2O+ : 1.58
H2O- : CO2 : 0.70 SO3 :
S : Total: Magnesium#: 0.52
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 543.50 Piece: 7
Hole: 418A Top/Bottom Interval(mm): 1080/1100
Core: 46 Sample Depth: 544.59
Sect: 1 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS BASALTIC GLASS
SiO2 : 48.78 Al2O3: 17.36 Fe2O3(tot): 9.37
FeO(tot): Fe2O3: FeO :
MgO : 7.70 CaO : 12.75 Na2O : 2.20
K2O : 0.09 TiO2 : 1.16 MnO : .15
P2O5 : 0.09 LOI : 0.33 H2O+ : 0.50
H2O- : CO2 : 0.18 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.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 543.50 Piece: 7
Hole: 418A Top/Bottom Interval(mm): 1080/1100
Core: 46 Sample Depth: 544.59
Sect: 1 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PL-OL MODERATELY PHYRIC BASALT
SiO2 : 48.79 Al2O3: 16.96 Fe2O3(tot): 10.1
FeO(tot): Fe2O3: FeO :
MgO : 5.97 CaO : 13.3 Na2O : 2.34
K2O : 0.07 TiO2 : 1.10 MnO :
P2O5 : 0.09 LOI : 2.10 H2O+ : 0.57
H2O- : CO2 : 0.22 SO3 :
S : Total: Magnesium#: 0.54
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Fe oxide partitions not specified or analyzed.
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 : 52 Depth to Top of Core(m): 543.50 Piece: 4A
Hole: 418A Top/Bottom Interval(mm): 770/ 810
Core: 46 Sample Depth: 545.79
Sect: 2 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 47.52 Al2O3: 17.58 Fe2O3(tot):
FeO(tot): 8.97 Fe2O3: 4.00 FeO : 5.37
MgO : 5.91 CaO : 13.67 Na2O : 2.13
K2O : 0.04 TiO2 : 1.03 MnO : 0.16
P2O5 : 0.09 LOI : H2O+ : 2.08
H2O- : 1.51 CO2 : 0.57 SO3 :
S : Total: 100.15 Magnesium#: 0.5714
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 543.50 Piece: 6
Hole: 418A Top/Bottom Interval(mm): 1130/ 0
Core: 46 Sample Depth: 546.13
Sect: 2 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 50.70 Al2O3: 15.20 Fe2O3(tot):
FeO(tot): 10.21 Fe2O3: FeO :
MgO : 7.95 CaO : 12.53 Na2O : 2.26
K2O : 0.06 TiO2 : 1.25 MnO :
P2O5 : 0.12 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.28 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.
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 : 52 Depth to Top of Core(m): 543.50 Piece: 4
Hole: 418A Top/Bottom Interval(mm): 560/ 0
Core: 46 Sample Depth: 547.06
Sect: 3 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 49.92 Al2O3: 15.27 Fe2O3(tot):
FeO(tot): 10.03 Fe2O3: FeO :
MgO : 7.97 CaO : 12.42 Na2O : 2.26
K2O : 0.05 TiO2 : 1.23 MnO :
P2O5 : 0.12 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.27 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.
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 : 52 Depth to Top of Core(m): 543.50 Piece: 8B
Hole: 418A Top/Bottom Interval(mm): 1260/1340
Core: 46 Sample Depth: 547.80
Sect: 3 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.02 Al2O3: 17.72 Fe2O3(tot):
FeO(tot): 8.84 Fe2O3: 4.61 FeO : 4.69
MgO : 5.39 CaO : 13.87 Na2O : 2.19
K2O : 0.11 TiO2 : 1.05 MnO : 0.14
P2O5 : 0.09 LOI : H2O+ : 2.15
H2O- : 1.75 CO2 : 0.63 SO3 :
S : Total: 100.66 Magnesium#: 0.5523
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 543.50 Piece: 8B
Hole: 418A Top/Bottom Interval(mm): 1280/1340
Core: 46 Sample Depth: 547.81
Sect: 3 Analyst Name: Thompson, R.N.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
IGNEOUS GLASSY MARGIN
SiO2 : 50.36 Al2O3: 15.39 Fe2O3(tot):
FeO(tot): 10.05 Fe2O3: FeO :
MgO : 8.13 CaO : 12.18 Na2O : 2.22
K2O : TiO2 : 1.17 MnO : 0.15
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.73 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
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 : 52 Depth to Top of Core(m): 543.50 Piece: 3B
Hole: 418A Top/Bottom Interval(mm): 310/ 360
Core: 46 Sample Depth: 548.34
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 PLAG-OL-CPX PHYRIC BASALT
SiO2 : 47.51 Al2O3: 17.06 Fe2O3(tot):
FeO(tot): 8.97 Fe2O3: 3.46 FeO : 5.86
MgO : 6.67 CaO : 13.55 Na2O : 2.09
K2O : 0.05 TiO2 : 1.02 MnO : 0.16
P2O5 : 0.10 LOI : H2O+ : 1.78
H2O- : 1.28 CO2 : 0.64 SO3 :
S : Total: 99.95 Magnesium#: 0.6006
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 543.50 Piece: 4A
Hole: 418A Top/Bottom Interval(mm): 410/ 0
Core: 46 Sample Depth: 548.41
Sect: 4 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 50.35 Al2O3: 15.24 Fe2O3(tot):
FeO(tot): 10.25 Fe2O3: FeO :
MgO : 7.92 CaO : 12.39 Na2O : 2.26
K2O : 0.06 TiO2 : 1.26 MnO :
P2O5 : 0.12 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.85 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.
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 : 52 Depth to Top of Core(m): 543.50 Piece: 1
Hole: 418A Top/Bottom Interval(mm): 30/ 0
Core: 46 Sample Depth: 549.53
Sect: 5 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 50.21 Al2O3: 15.30 Fe2O3(tot):
FeO(tot): 10.31 Fe2O3: FeO :
MgO : 8.09 CaO : 12.46 Na2O : 2.21
K2O : 0.06 TiO2 : 1.26 MnO :
P2O5 : 0.11 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.01 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.
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 : 52 Depth to Top of Core(m): 543.50 Piece: 2C
Hole: 418A Top/Bottom Interval(mm): 620/ 640
Core: 46 Sample Depth: 550.13
Sect: 5 Analyst Name: Emmermann, R.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 46.4 Al2O3: 15.5 Fe2O3(tot):
FeO(tot): Fe2O3: 3.77 FeO : 5.10
MgO : 6.22 CaO : 15.0 Na2O : 2.02
K2O : 0.09 TiO2 : 0.98 MnO : 0.16
P2O5 : 0.13 LOI : H2O+ : 1.81
H2O- : CO2 : 2.70 SO3 :
S : Total: 99.88 Magnesium#:
Comments:
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 : 52 Depth to Top of Core(m): 552.50 Piece: 1D
Hole: 418A Top/Bottom Interval(mm): 270/ 290
Core: 47 Sample Depth: 552.78
Sect: 1 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PL-OL MODERATELY PHYRIC BASALT
SiO2 : 49.5 Al2O3: 16.6 Fe2O3(tot): 10.22
FeO(tot): Fe2O3: FeO :
MgO : 8.17 CaO : 12.9 Na2O : 1.92
K2O : 0.03 TiO2 : 1.04 MnO : 0.16
P2O5 : 0.10 LOI : 1.4 H2O+ : 1.05
H2O- : CO2 : 0.05 SO3 :
S : Total: 100.64 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Fe oxide partitions not specified or analyzed.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 52 Depth to Top of Core(m): 552.50 Piece: 1F
Hole: 418A Top/Bottom Interval(mm): 520/ 0
Core: 47 Sample Depth: 553.02
Sect: 1 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 50.18 Al2O3: 15.17 Fe2O3(tot):
FeO(tot): 10.24 Fe2O3: FeO :
MgO : 8.03 CaO : 12.37 Na2O : 2.22
K2O : 0.06 TiO2 : 1.24 MnO :
P2O5 : 0.09 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.60 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.
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 : 52 Depth to Top of Core(m): 552.50 Piece: 2E
Hole: 418A Top/Bottom Interval(mm): 810/ 0
Core: 47 Sample Depth: 554.81
Sect: 2 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 50.06 Al2O3: 15.16 Fe2O3(tot):
FeO(tot): 10.07 Fe2O3: FeO :
MgO : 7.90 CaO : 12.38 Na2O : 2.23
K2O : 0.06 TiO2 : 1.25 MnO :
P2O5 : 0.10 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.21 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.
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 : 52 Depth to Top of Core(m): 552.50 Piece: 4A
Hole: 418A Top/Bottom Interval(mm): 930/ 980
Core: 47 Sample Depth: 554.96
Sect: 2 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL-CPX PHYRIC BASALT
SiO2 : 48.80 Al2O3: 17.96 Fe2O3(tot):
FeO(tot): 8.29 Fe2O3: 3.97 FeO : 4.72
MgO : 5.85 CaO : 13.37 Na2O : 2.23
K2O : 0.06 TiO2 : 1.08 MnO : 0.13
P2O5 : 0.09 LOI : H2O+ : 1.71
H2O- : 2.52 CO2 : 0.29 SO3 :
S : Total: 100.26 Magnesium#: 0.5880
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 552.50 Piece: 4A
Hole: 418A Top/Bottom Interval(mm): 930/ 980
Core: 47 Sample Depth: 554.96
Sect: 2 Analyst Name: Thompson, R.N.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY SELVEDGE
SiO2 : 50.45 Al2O3: 15.56 Fe2O3(tot):
FeO(tot): 10.06 Fe2O3: FeO :
MgO : 8.17 CaO : 12.14 Na2O : 2.23
K2O : TiO2 : 1.19 MnO : 0.16
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.07 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
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 : 52 Depth to Top of Core(m): 552.50 Piece: 4C
Hole: 418A Top/Bottom Interval(mm): 1170/1190
Core: 47 Sample Depth: 555.18
Sect: 2 Analyst Name: Emmermann, R.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.9 Al2O3: 16.4 Fe2O3(tot):
FeO(tot): Fe2O3: 4.45 FeO : 5.27
MgO : 7.38 CaO : 12.5 Na2O : 2.15
K2O : 0.06 TiO2 : 1.02 MnO : 0.15
P2O5 : 0.11 LOI : H2O+ : 1.55
H2O- : CO2 : 0.34 SO3 :
S : Total: 100.28 Magnesium#:
Comments:
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 : 52 Depth to Top of Core(m): 552.50 Piece: 4D
Hole: 418A Top/Bottom Interval(mm): 1230/1260
Core: 47 Sample Depth: 555.24
Sect: 2 Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL-CPX PHYRIC BASALT
SiO2 : 47.73 Al2O3: 17.35 Fe2O3(tot):
FeO(tot): 8.97 Fe2O3: 3.76 FeO : 5.59
MgO : 6.18 CaO : 13.69 Na2O : 2.12
K2O : 0.04 TiO2 : 1.03 MnO : 0.15
P2O5 : 0.10 LOI : H2O+ : 1.97
H2O- : 1.25 CO2 : 0.67 SO3 :
S : Total: 100.38 Magnesium#: 0.5822
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 552.50 Piece: 1A
Hole: 418A Top/Bottom Interval(mm): 40/ 0
Core: 47 Sample Depth: 555.54
Sect: 3 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 50.22 Al2O3: 15.40 Fe2O3(tot):
FeO(tot): 10.39 Fe2O3: FeO :
MgO : 8.03 CaO : 12.39 Na2O : 2.21
K2O : 0.07 TiO2 : 1.26 MnO :
P2O5 : 0.11 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.08 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.
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 : 52 Depth to Top of Core(m): 552.50 Piece: 1
Hole: 418A Top/Bottom Interval(mm): 30/ 0
Core: 47 Sample Depth: 558.53
Sect: 5 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 50.11 Al2O3: 15.08 Fe2O3(tot):
FeO(tot): 10.32 Fe2O3: FeO :
MgO : 7.93 CaO : 12.41 Na2O : 2.26
K2O : 0.06 TiO2 : 1.27 MnO :
P2O5 : 0.11 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.55 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.
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 : 52 Depth to Top of Core(m): 552.50 Piece: 5
Hole: 418A Top/Bottom Interval(mm): 1020/1050
Core: 47 Sample Depth: 559.53
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 : 47.31 Al2O3: 17.12 Fe2O3(tot):
FeO(tot): 8.54 Fe2O3: 3.73 FeO : 5.18
MgO : 6.56 CaO : 14.04 Na2O : 2.03
K2O : 0.04 TiO2 : 1.01 MnO : 0.16
P2O5 : 0.10 LOI : H2O+ : 1.62
H2O- : 1.49 CO2 : 1.12 SO3 :
S : Total: 100.02 Magnesium#: 0.6086
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 561.50 Piece: 5A
Hole: 418A Top/Bottom Interval(mm): 1250/1290
Core: 48 Sample Depth: 562.77
Sect: 1 Analyst Name: Thompson, R.N.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY MARGIN
SiO2 : 50.29 Al2O3: 15.33 Fe2O3(tot):
FeO(tot): 10.13 Fe2O3: FeO :
MgO : 8.04 CaO : 12.04 Na2O : 2.23
K2O : TiO2 : 1.20 MnO : 0.10
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.41 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
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 : 52 Depth to Top of Core(m): 561.50 Piece: 5C
Hole: 418A Top/Bottom Interval(mm): 1300/ 0
Core: 48 Sample Depth: 562.80
Sect: 1 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 50.08 Al2O3: 14.98 Fe2O3(tot):
FeO(tot): 10.60 Fe2O3: FeO :
MgO : 8.06 CaO : 12.39 Na2O : 2.19
K2O : 0.05 TiO2 : 1.24 MnO :
P2O5 : 0.10 LOI : H2O+ :
H2O- : CO2 : SO3 :
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.
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 : 52 Depth to Top of Core(m): 561.50 Piece: 5C
Hole: 418A Top/Bottom Interval(mm): 1360/1420
Core: 48 Sample Depth: 562.89
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 : 48.59 Al2O3: 18.43 Fe2O3(tot):
FeO(tot): 8.13 Fe2O3: 3.79 FeO : 4.72
MgO : 6.08 CaO : 13.24 Na2O : 2.18
K2O : 0.08 TiO2 : 1.04 MnO : 0.13
P2O5 : 0.08 LOI : H2O+ : 1.93
H2O- : 2.41 CO2 : 0.26 SO3 :
S : Total: 100.55 Magnesium#: 0.6021
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 561.50 Piece: 4C
Hole: 418A Top/Bottom Interval(mm): 1320/1340
Core: 48 Sample Depth: 564.33
Sect: 2 Analyst Name: Emmermann, R.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 46.4 Al2O3: 15.5 Fe2O3(tot):
FeO(tot): Fe2O3: 4.18 FeO : 4.54
MgO : 5.97 CaO : 15.4 Na2O : 2.10
K2O : 0.14 TiO2 : 1.04 MnO : 0.17
P2O5 : 0.10 LOI : H2O+ : 1.92
H2O- : CO2 : 2.67 SO3 :
S : Total: 100.13 Magnesium#:
Comments:
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 : 52 Depth to Top of Core(m): 561.50 Piece: 3A
Hole: 418A Top/Bottom Interval(mm): 460/ 0
Core: 48 Sample Depth: 564.96
Sect: 3 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 49.78 Al2O3: 15.31 Fe2O3(tot):
FeO(tot): 10.07 Fe2O3: FeO :
MgO : 7.64 CaO : 12.23 Na2O : 2.27
K2O : 0.06 TiO2 : 1.24 MnO :
P2O5 : 0.11 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 98.71 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.
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 : 52 Depth to Top of Core(m): 561.50 Piece: 3A
Hole: 418A Top/Bottom Interval(mm): 500/ 520
Core: 48 Sample Depth: 565.01
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 : 48.36 Al2O3: 17.71 Fe2O3(tot):
FeO(tot): 9.06 Fe2O3: 4.87 FeO : 4.68
MgO : 5.07 CaO : 13.83 Na2O : 2.20
K2O : 0.04 TiO2 : 1.06 MnO : 0.14
P2O5 : 0.12 LOI : H2O+ : 1.52
H2O- : 1.86 CO2 : 0.61 SO3 :
S : Total: 100.21 Magnesium#: 0.5309
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 561.50 Piece: 3C
Hole: 418A Top/Bottom Interval(mm): 730/ 780
Core: 48 Sample Depth: 565.26
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 : 47.07 Al2O3: 16.62 Fe2O3(tot):
FeO(tot): 8.75 Fe2O3: 3.86 FeO : 5.28
MgO : 6.49 CaO : 13.87 Na2O : 2.01
K2O : 0.04 TiO2 : 1.01 MnO : 0.16
P2O5 : 0.10 LOI : H2O+ : 2.31
H2O- : 1.72 CO2 : 1.28 SO3 :
S : Total: 100.10 Magnesium#: 0.6000
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 561.50 Piece: 2C
Hole: 418A Top/Bottom Interval(mm): 210/ 240
Core: 48 Sample Depth: 566.23
Sect: 4 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 : 49.01 Al2O3: 17.58 Fe2O3(tot):
FeO(tot): 8.45 Fe2O3: 3.86 FeO : 4.98
MgO : 6.36 CaO : 12.87 Na2O : 2.25
K2O : 0.12 TiO2 : 1.14 MnO : 0.13
P2O5 : 0.09 LOI : H2O+ : 2.27
H2O- : 1.96 CO2 : 0.23 SO3 :
S : Total: 100.89 Magnesium#: 0.6035
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 52 Depth to Top of Core(m): 561.50 Piece: 2C
Hole: 418A Top/Bottom Interval(mm): 210/ 240
Core: 48 Sample Depth: 566.23
Sect: 4 Analyst Name: Thompson, R.N.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY SELVEDGE
SiO2 : 50.47 Al2O3: 15.45 Fe2O3(tot):
FeO(tot): 10.11 Fe2O3: FeO :
MgO : 8.15 CaO : 12.06 Na2O : 2.25
K2O : TiO2 : 1.21 MnO : 0.13
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.88 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
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 : 52 Depth to Top of Core(m): 561.50 Piece: 4
Hole: 418A Top/Bottom Interval(mm): 510/ 0
Core: 48 Sample Depth: 566.51
Sect: 4 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 50.35 Al2O3: 15.26 Fe2O3(tot):
FeO(tot): 10.27 Fe2O3: FeO :
MgO : 7.80 CaO : 12.32 Na2O : 2.23
K2O : 0.07 TiO2 : 1.31 MnO :
P2O5 : 0.10 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.71 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.
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 : 52 Depth to Top of Core(m): 561.50 Piece: 7
Hole: 418A Top/Bottom Interval(mm): 820/ 840
Core: 48 Sample Depth: 566.83
Sect: 4 Analyst Name: Bollinger, C.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PL-OL MODERATELY PHYRIC BASALT
SiO2 : 49.6 Al2O3: 16.4 Fe2O3(tot): 9.78
FeO(tot): Fe2O3: FeO :
MgO : 7.45 CaO : 12.7 Na2O : 1.82
K2O : 0.01 TiO2 : 1.04 MnO : 0.16
P2O5 : 0.10 LOI : 1.6 H2O+ : 0.67
H2O- : CO2 : 0.05 SO3 :
S : Total: 99.06 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
Fe oxide partitions not specified or analyzed.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 52 Depth to Top of Core(m): 561.50 Piece: 1B
Hole: 418A Top/Bottom Interval(mm): 210/ 230
Core: 48 Sample Depth: 567.72
Sect: 5 Analyst Name: Emmermann, R.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL-CPX PHYRIC BASALT
SiO2 : 47.6 Al2O3: 17.0 Fe2O3(tot):
FeO(tot): Fe2O3: 5.49 FeO : 3.81
MgO : 5.14 CaO : 14.1 Na2O : 2.12
K2O : 0.11 TiO2 : 1.07 MnO : 0.16
P2O5 : 0.10 LOI : H2O+ : 2.09
H2O- : CO2 : 1.35 SO3 :
S : Total: 100.14 Magnesium#:
Comments:
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 : 52 Depth to Top of Core(m): 561.50 Piece: 2A
Hole: 418A Top/Bottom Interval(mm): 280/ 0
Core: 48 Sample Depth: 567.78
Sect: 5 Analyst Name: Byerly, G.
Analytical Method(s):
Electron microprobe Electron microprobe Electron microprobe
Alteration Rock type Rock name
Fresh IGNEOUS GLASSY RIND
SiO2 : 50.02 Al2O3: 15.29 Fe2O3(tot):
FeO(tot): 10.27 Fe2O3: FeO :
MgO : 7.85 CaO : 12.25 Na2O : 2.23
K2O : 0.06 TiO2 : 1.23 MnO :
P2O5 : 0.10 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.30 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.
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 : 52 Depth to Top of Core(m): 561.50 Piece: 5
Hole: 418A Top/Bottom Interval(mm): 700/ 720
Core: 48 Sample Depth: 568.84
Sect: CC Analyst Name: Flower, M.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG-OL PHYRIC BASALT
SiO2 : 48.49 Al2O3: 17.05 Fe2O3(tot):
FeO(tot): 8.97 Fe2O3: 3.39 FeO : 5.92
MgO : 7.35 CaO : 12.79 Na2O : 2.09
K2O : 0.04 TiO2 : 1.01 MnO : 0.15
P2O5 : 0.12 LOI : H2O+ : 1.45
H2O- : 0.75 CO2 : 0.11 SO3 :
S : Total: 99.96 Magnesium#: 0.6237
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.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
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