Leg : 64 Depth to Top of Core(m): 175.00 Piece: 1B
Hole: 481A Top/Bottom Interval(mm): 110/ 130
Core: 15 Sample Depth: 175.12
Sect: 1 Analyst Name:
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC DOLERITE
SiO2 : 49.7 Al2O3: 15.2 Fe2O3(tot): 10.60
FeO(tot): Fe2O3: FeO :
MgO : 7.25 CaO : 10.16 Na2O : 3.11
K2O : 0.35 TiO2 : 2.14 MnO : 0.16
P2O5 : 0.32 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 98.94 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Hole Summary Book.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 64 Depth to Top of Core(m): 175.00 Piece: 1L
Hole: 481A Top/Bottom Interval(mm): 620/ 0
Core: 15 Sample Depth: 177.12
Sect: 2 Analyst Name:
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : 49.6 Al2O3: 15.0 Fe2O3(tot): 10.44
FeO(tot): Fe2O3: FeO :
MgO : 7.55 CaO : 10.23 Na2O : 2.98
K2O : 0.49 TiO2 : 2.07 MnO : 0.17
P2O5 : 0.33 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 98.94 Magnesium#:
Comments: VEIN LINED WITH FIBROUS ZEOLITES PRESENT.
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Hole Summary Book.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 64 Depth to Top of Core(m): 175.00 Piece: 1U
Hole: 481A Top/Bottom Interval(mm): 1210/1230
Core: 15 Sample Depth: 177.72
Sect: 2 Analyst Name:
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC DOLERITE
SiO2 : 49.8 Al2O3: 15.1 Fe2O3(tot): 10.75
FeO(tot): Fe2O3: FeO :
MgO : 7.30 CaO : 10.02 Na2O : 3.09
K2O : 0.41 TiO2 : 2.16 MnO : 0.17
P2O5 : 0.31 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.12 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Hole Summary Book.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 64 Depth to Top of Core(m): 175.00 Piece: 1D
Hole: 481A Top/Bottom Interval(mm): 270/ 290
Core: 15 Sample Depth: 178.28
Sect: 3 Analyst Name:
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC DOLERITE
SiO2 : 50.1 Al2O3: 15.4 Fe2O3(tot): 10.94
FeO(tot): Fe2O3: FeO :
MgO : 6.82 CaO : 9.90 Na2O : 3.22
K2O : 0.51 TiO2 : 2.25 MnO : 0.17
P2O5 : 0.34 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.67 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Hole Summary Book.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 64 Depth to Top of Core(m): 175.00 Piece: 1G
Hole: 481A Top/Bottom Interval(mm): 690/ 710
Core: 15 Sample Depth: 178.70
Sect: 3 Analyst Name:
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : 50.1 Al2O3: 15.2 Fe2O3(tot): 10.89
FeO(tot): Fe2O3: FeO :
MgO : 7.05 CaO : 10.38 Na2O : 3.20
K2O : 0.37 TiO2 : 1.97 MnO : 0.17
P2O5 : 0.25 LOI : 0.46 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.04 Magnesium#:
Comments: GREENISH TINT INDICATES ALTERATION--PROBABLY CLAY.MIN
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Hole Summary Book.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 64 Depth to Top of Core(m): 175.00 Piece: 1L
Hole: 481A Top/Bottom Interval(mm): 1150/ 0
Core: 15 Sample Depth: 179.15
Sect: 3 Analyst Name:
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG-CPX PHYRIC GABBRO
SiO2 : 50.0 Al2O3: 15.6 Fe2O3(tot): 10.96
FeO(tot): Fe2O3: FeO :
MgO : 6.25 CaO : 9.81 Na2O : 3.14
K2O : 0.59 TiO2 : 2.14 MnO : 0.18
P2O5 : 0.45 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.11 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Hole Summary Book.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 64 Depth to Top of Core(m): 175.00 Piece:
Hole: 481A Top/Bottom Interval(mm): 180/ 200
Core: 15 Sample Depth: 179.69
Sect: 4 Analyst Name: Pal Verma, S.
Analytical Method(s):
Isotope dilution Isotope dilution Isotope dilution
Alteration Rock type Rock name
Moderate IGNEOUS GABBRO
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): Fe2O3: FeO :
MgO : CaO : Na2O :
K2O : .381 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 : 64 Depth to Top of Core(m): 184.50 Piece: 1M
Hole: 481A Top/Bottom Interval(mm): 1210/ 0
Core: 16 Sample Depth: 185.71
Sect: 1 Analyst Name:
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG PHYRIC BASALT
SiO2 : 49.1 Al2O3: 14.8 Fe2O3(tot): 10.93
FeO(tot): Fe2O3: FeO :
MgO : 7.65 CaO : 10.94 Na2O : 2.69
K2O : 0.44 TiO2 : 2.10 MnO : 0.17
P2O5 : 0.27 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.08 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Hole Summary Book.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 64 Depth to Top of Core(m): 184.50 Piece: 2C
Hole: 481A Top/Bottom Interval(mm): 1110/1130
Core: 16 Sample Depth: 187.12
Sect: 2 Analyst Name:
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Fresh IGNEOUS PLAG PHYRIC DOLERITE
SiO2 : 49.8 Al2O3: 15.3 Fe2O3(tot): 10.00
FeO(tot): Fe2O3: FeO :
MgO : 7.65 CaO : 10.73 Na2O : 2.87
K2O : 0.14 TiO2 : 1.95 MnO : 0.15
P2O5 : 0.32 LOI : 0.95 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.86 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Hole Summary Book.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 64 Depth to Top of Core(m): 184.50 Piece: 2
Hole: 481A Top/Bottom Interval(mm): 150/ 170
Core: 16 Sample Depth: 187.66
Sect: 3 Analyst Name:
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : 49.7 Al2O3: 14.9 Fe2O3(tot): 11.08
FeO(tot): Fe2O3: FeO :
MgO : 7.30 CaO : 10.01 Na2O : 2.66
K2O : 0.83 TiO2 : 2.00 MnO : 0.15
P2O5 : 0.32 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 98.99 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Hole Summary Book.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 64 Depth to Top of Core(m): 184.50 Piece: 3A
Hole: 481A Top/Bottom Interval(mm): 310/ 0
Core: 16 Sample Depth: 187.81
Sect: 3 Analyst Name:
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG MODERATELY PHYRIC BASALT
SiO2 : 50.0 Al2O3: 14.7 Fe2O3(tot): 11.05
FeO(tot): Fe2O3: FeO :
MgO : 7.25 CaO : 10.20 Na2O : 2.87
K2O : 0.48 TiO2 : 2.24 MnO : 0.15
P2O5 : 0.32 LOI : 0.70 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.96 Magnesium#:
Comments: 35% CLAY AND ZEOLITE ALTERATION
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Hole Summary Book.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 64 Depth to Top of Core(m): 194.00 Piece: 2D
Hole: 481A Top/Bottom Interval(mm): 360/ 0
Core: 17 Sample Depth: 194.36
Sect: 1 Analyst Name:
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC DOLERITE
SiO2 : 49.9 Al2O3: 15.0 Fe2O3(tot): 10.95
FeO(tot): Fe2O3: FeO :
MgO : 7.50 CaO : 10.28 Na2O : 2.96
K2O : 0.38 TiO2 : 2.10 MnO : 0.15
P2O5 : 0.36 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.48 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Hole Summary Book.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 64 Depth to Top of Core(m): 194.00 Piece: 2M
Hole: 481A Top/Bottom Interval(mm): 1000/ 0
Core: 17 Sample Depth: 195.00
Sect: 1 Analyst Name:
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : 49.3 Al2O3: 15.1 Fe2O3(tot): 10.95
FeO(tot): Fe2O3: FeO :
MgO : 7.35 CaO : 11.05 Na2O : 2.68
K2O : 0.50 TiO2 : 2.09 MnO : 0.15
P2O5 : 0.24 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.46 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Hole Summary Book.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 64 Depth to Top of Core(m): 194.00 Piece: 2N
Hole: 481A Top/Bottom Interval(mm): 1120/1140
Core: 17 Sample Depth: 195.13
Sect: 1 Analyst Name:
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : 49.8 Al2O3: 14.9 Fe2O3(tot): 10.55
FeO(tot): Fe2O3: FeO :
MgO : 7.50 CaO : 10.67 Na2O : 2.70
K2O : 0.40 TiO2 : 2.07 MnO : 0.14
P2O5 : 0.30 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.12 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Hole Summary Book.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 64 Depth to Top of Core(m): 194.00 Piece: 1A
Hole: 481A Top/Bottom Interval(mm): 60/ 80
Core: 17 Sample Depth: 195.57
Sect: 2 Analyst Name:
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC DOLERITE
SiO2 : 49.4 Al2O3: 15.2 Fe2O3(tot): 10.39
FeO(tot): Fe2O3: FeO :
MgO : 8.05 CaO : 10.56 Na2O : 2.68
K2O : 0.16 TiO2 : 1.98 MnO : 0.15
P2O5 : 0.29 LOI : 1.00 H2O+ :
H2O- : CO2 : SO3 :
S : 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.
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Hole Summary Book.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
Leg : 64 Depth to Top of Core(m): 346.00 Piece: 5
Hole: 481A Top/Bottom Interval(mm): 910/ 950
Core: 33 Sample Depth: 346.93
Sect: 1 Analyst Name:
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG PHYRIC BASALT
SiO2 : 50.0 Al2O3: 14.7 Fe2O3(tot): 11.57
FeO(tot): Fe2O3: FeO :
MgO : 5.86 CaO : 10.96 Na2O : 3.11
K2O : 0.33 TiO2 : 2.41 MnO : 0.18
P2O5 : 0.27 LOI : 0.82 H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.21 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Fe oxide partitions not specified or analyzed.
H2O+ uncorrected for iron oxidation.
Laboratory analysis.
Data source is Hole Summary Book.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron.
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