Leg : 74 Depth to Top of Core(m): 473.50 Piece: 2B
Hole: 528 Top/Bottom Interval(mm): 1220/1260
Core: 39 Sample Depth: 474.74
Sect: 1 Analyst Name: Thompson, G.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG PHYRIC BASALT
SiO2 : 50.31 Al2O3: 17.09 Fe2O3(tot):
FeO(tot): 9.04 Fe2O3: FeO :
MgO : 7.17 CaO : 11.47 Na2O : 2.73
K2O : 0.63 TiO2 : 1.32 MnO : 0.14
P2O5 : 0.17 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.
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 : 74 Depth to Top of Core(m): 473.50 Piece: 2B
Hole: 528 Top/Bottom Interval(mm): 1220/1260
Core: 39 Sample Depth: 474.74
Sect: 1 Analyst Name: Thompson, G.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Slight IGNEOUS PLAG PHYRIC BASALT
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): Fe2O3: 4.57 FeO : 4.93
MgO : CaO : Na2O :
K2O : TiO2 : MnO :
P2O5 : LOI : H2O+ : 0.74
H2O- : 1.02 CO2 : 0.46 SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 74 Depth to Top of Core(m): 473.50 Piece: 2B
Hole: 528 Top/Bottom Interval(mm): 1310/1360
Core: 39 Sample Depth: 474.84
Sect: 1 Analyst Name: Richardson, S.H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG PHYRIC BASALT
SiO2 : 48.80 Al2O3: 16.04 Fe2O3(tot): 9.83
FeO(tot): Fe2O3: FeO :
MgO : 7.00 CaO : 11.42 Na2O : 2.80
K2O : 0.48 TiO2 : 1.27 MnO : 0.15
P2O5 : 0.14 LOI : 0.97 H2O+ :
H2O- : CO2 : SO3 :
S : 0.1130 Total: 100.76 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
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 : 74 Depth to Top of Core(m): 483.00 Piece: 1D
Hole: 528 Top/Bottom Interval(mm): 1120/1170
Core: 40 Sample Depth: 485.65
Sect: 2 Analyst Name: Richardson, S.H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG PHYRIC BASALT
SiO2 : 48.24 Al2O3: 15.83 Fe2O3(tot): 10.26
FeO(tot): Fe2O3: FeO :
MgO : 6.70 CaO : 12.40 Na2O : 2.46
K2O : 0.41 TiO2 : 1.16 MnO : 0.15
P2O5 : 0.12 LOI : 0.91 H2O+ :
H2O- : 1.58 CO2 : SO3 :
S : 0.1425 Total: 100.22 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
Fe oxide partitions not specified or analyzed.
Shipboard analysis.
Laboratory analysis.
Data source is Hole Summary Book.
ship and at one or more shore laboratories or by different techniques.
Leg : 74 Depth to Top of Core(m): 483.00 Piece: 1C
Hole: 528 Top/Bottom Interval(mm): 700/ 760
Core: 40 Sample Depth: 486.73
Sect: 3 Analyst Name: Richardson, S.H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG PHYRIC BASALT
SiO2 : 47.96 Al2O3: 16.66 Fe2O3(tot): 10.00
FeO(tot): Fe2O3: FeO :
MgO : 6.20 CaO : 12.49 Na2O : 2.47
K2O : 0.41 TiO2 : 1.14 MnO : 0.15
P2O5 : 0.13 LOI : 0.93 H2O+ :
H2O- : 1.35 CO2 : SO3 :
S : 0.1395 Total: 99.89 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
Fe oxide partitions not specified or analyzed.
Shipboard analysis.
Laboratory analysis.
Data source is Hole Summary Book.
ship and at one or more shore laboratories or by different techniques.
Leg : 74 Depth to Top of Core(m): 483.00 Piece: 1C
Hole: 528 Top/Bottom Interval(mm): 690/ 740
Core: 40 Sample Depth: 489.72
Sect: 5 Analyst Name: Thompson, G.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG PHYRIC BASALT
SiO2 : 49.82 Al2O3: 17.16 Fe2O3(tot):
FeO(tot): 9.60 Fe2O3: FeO :
MgO : 6.75 CaO : 12.55 Na2O : 2.26
K2O : 0.41 TiO2 : 1.22 MnO : 0.17
P2O5 : 0.13 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.
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 : 74 Depth to Top of Core(m): 483.00 Piece: 1C
Hole: 528 Top/Bottom Interval(mm): 690/ 740
Core: 40 Sample Depth: 489.72
Sect: 5 Analyst Name: Thompson, G.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Slight IGNEOUS PLAG PHYRIC BASALT
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): Fe2O3: 4.43 FeO : 5.61
MgO : CaO : Na2O :
K2O : TiO2 : MnO :
P2O5 : LOI : H2O+ : 1.15
H2O- : 1.18 CO2 : 0.09 SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 74 Depth to Top of Core(m): 492.00 Piece: 4
Hole: 528 Top/Bottom Interval(mm): 620/ 670
Core: 41 Sample Depth: 494.15
Sect: 2 Analyst Name: Thompson, G.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : 50.71 Al2O3: 16.11 Fe2O3(tot):
FeO(tot): 11.89 Fe2O3: FeO :
MgO : 5.78 CaO : 5.52 Na2O : 3.48
K2O : 2.45 TiO2 : 2.81 MnO : 0.24
P2O5 : 0.56 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.55 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.
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 : 74 Depth to Top of Core(m): 492.00 Piece: 4
Hole: 528 Top/Bottom Interval(mm): 620/ 670
Core: 41 Sample Depth: 494.15
Sect: 2 Analyst Name: Thompson, G.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): Fe2O3: 7.41 FeO : 5.22
MgO : CaO : Na2O :
K2O : TiO2 : MnO :
P2O5 : LOI : H2O+ : 1.27
H2O- : 2.55 CO2 : 0.20 SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 74 Depth to Top of Core(m): 501.00 Piece: 1E
Hole: 528 Top/Bottom Interval(mm): 400/ 450
Core: 42 Sample Depth: 501.43
Sect: 1 Analyst Name: Richardson, S.H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG PHYRIC BASALT
SiO2 : 48.18 Al2O3: 14.08 Fe2O3(tot): 12.17
FeO(tot): Fe2O3: FeO :
MgO : 5.57 CaO : 5.32 Na2O : 3.62
K2O : 2.21 TiO2 : 2.27 MnO : 0.18
P2O5 : 0.52 LOI : 1.74 H2O+ :
H2O- : 3.38 CO2 : SO3 :
S : 0.1350 Total: 99.24 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
Fe oxide partitions not specified or analyzed.
Shipboard analysis.
Laboratory analysis.
Data source is Hole Summary Book.
ship and at one or more shore laboratories or by different techniques.
Leg : 74 Depth to Top of Core(m): 501.00 Piece: 1E
Hole: 528 Top/Bottom Interval(mm): 400/ 450
Core: 42 Sample Depth: 501.43
Sect: 1 Analyst Name: Richardson, S.H.
Analytical Method(s):
Isotope dilution Isotope dilution Isotope dilution
Alteration Rock type Rock name
Moderate IGNEOUS PLAG PHYRIC BASALT
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): Fe2O3: FeO :
MgO : CaO : Na2O :
K2O : 2.32 TiO2 : MnO :
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: Magnesium#:
Comments:
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Hole Summary Book.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Partial analysis.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 74 Depth to Top of Core(m): 501.00 Piece: 2B
Hole: 528 Top/Bottom Interval(mm): 1450/1500
Core: 42 Sample Depth: 503.98
Sect: 2 Analyst Name: Richardson, S.H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG PHYRIC BASALT
SiO2 : 48.02 Al2O3: 19.69 Fe2O3(tot): 7.83
FeO(tot): Fe2O3: FeO :
MgO : 5.10 CaO : 13.04 Na2O : 2.43
K2O : 0.39 TiO2 : 0.99 MnO : 0.11
P2O5 : 0.11 LOI : 0.92 H2O+ :
H2O- : 1.52 CO2 : SO3 :
S : 0.0627 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
Fe oxide partitions not specified or analyzed.
Shipboard analysis.
Laboratory analysis.
Data source is Hole Summary Book.
ship and at one or more shore laboratories or by different techniques.
Leg : 74 Depth to Top of Core(m): 501.00 Piece: 2B
Hole: 528 Top/Bottom Interval(mm): 1450/1500
Core: 42 Sample Depth: 503.98
Sect: 2 Analyst Name: Richardson, S.H.
Analytical Method(s):
Isotope dilution Isotope dilution Isotope dilution
Alteration Rock type Rock name
Slight IGNEOUS PLAG PHYRIC BASALT
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): Fe2O3: FeO :
MgO : CaO : Na2O :
K2O : 0.40 TiO2 : MnO :
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: Magnesium#:
Comments:
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Hole Summary Book.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Partial analysis.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
Leg : 74 Depth to Top of Core(m): 501.00 Piece: 1H
Hole: 528 Top/Bottom Interval(mm): 950/1000
Core: 42 Sample Depth: 504.98
Sect: 3 Analyst Name: Thompson, G.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG PHYRIC BASALT
SiO2 : 50.16 Al2O3: 18.08 Fe2O3(tot):
FeO(tot): 9.73 Fe2O3: FeO :
MgO : 6.31 CaO : 12.06 Na2O : 2.49
K2O : 0.36 TiO2 : 1.35 MnO : 0.15
P2O5 : 0.13 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.82 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.
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 : 74 Depth to Top of Core(m): 501.00 Piece: 1H
Hole: 528 Top/Bottom Interval(mm): 950/1000
Core: 42 Sample Depth: 504.98
Sect: 3 Analyst Name: Thompson, G.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Slight IGNEOUS PLAG PHYRIC BASALT
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): Fe2O3: 5.35 FeO : 4.92
MgO : CaO : Na2O :
K2O : TiO2 : MnO :
P2O5 : LOI : H2O+ : 0.97
H2O- : 1.94 CO2 : 0.23 SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 74 Depth to Top of Core(m): 510.00 Piece: 1B
Hole: 528 Top/Bottom Interval(mm): 50/ 90
Core: 43 Sample Depth: 511.57
Sect: 2 Analyst Name: Thompson, G.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG PHYRIC BASALT
SiO2 : 50.41 Al2O3: 17.43 Fe2O3(tot):
FeO(tot): 9.71 Fe2O3: FeO :
MgO : 6.15 CaO : 11.05 Na2O : 2.77
K2O : 0.73 TiO2 : 1.59 MnO : 0.21
P2O5 : 0.18 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.23 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.
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 : 74 Depth to Top of Core(m): 510.00 Piece: 1B
Hole: 528 Top/Bottom Interval(mm): 50/ 90
Core: 43 Sample Depth: 511.57
Sect: 2 Analyst Name: Thompson, G.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Slight IGNEOUS PLAG PHYRIC BASALT
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): Fe2O3: 5.38 FeO : 4.87
MgO : CaO : Na2O :
K2O : TiO2 : MnO :
P2O5 : LOI : H2O+ : 1.24
H2O- : 2.14 CO2 : 0.31 SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 74 Depth to Top of Core(m): 510.00 Piece: 1F
Hole: 528 Top/Bottom Interval(mm): 1030/1080
Core: 43 Sample Depth: 512.56
Sect: 2 Analyst Name: Thompson, G.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Slight IGNEOUS PLAG PHYRIC BASALT
SiO2 : 49.78 Al2O3: 17.41 Fe2O3(tot):
FeO(tot): 10.17 Fe2O3: FeO :
MgO : 6.09 CaO : 12.07 Na2O : 2.33
K2O : 0.50 TiO2 : 1.43 MnO : 0.15
P2O5 : 0.15 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 100.08 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.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
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 : 74 Depth to Top of Core(m): 510.00 Piece: 1F
Hole: 528 Top/Bottom Interval(mm): 1030/1080
Core: 43 Sample Depth: 512.56
Sect: 2 Analyst Name: Thompson, G.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Slight IGNEOUS PLAG PHYRIC BASALT
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): Fe2O3: 5.16 FeO : 5.53
MgO : CaO : Na2O :
K2O : TiO2 : MnO :
P2O5 : LOI : H2O+ : 0.94
H2O- : 1.57 CO2 : 0.23 SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 74 Depth to Top of Core(m): 519.00 Piece: 6
Hole: 528 Top/Bottom Interval(mm): 640/ 680
Core: 44 Sample Depth: 521.16
Sect: 2 Analyst Name: Thompson, G.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG MOD PHYRIC BASALT
SiO2 : 49.83 Al2O3: 15.23 Fe2O3(tot):
FeO(tot): 11.98 Fe2O3: FeO :
MgO : 6.40 CaO : 9.41 Na2O : 2.90
K2O : 1.05 TiO2 : 1.90 MnO : 0.20
P2O5 : 0.29 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.19 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
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 : 74 Depth to Top of Core(m): 519.00 Piece: 6
Hole: 528 Top/Bottom Interval(mm): 640/ 680
Core: 44 Sample Depth: 521.16
Sect: 2 Analyst Name: Thompson, G.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Moderate IGNEOUS PLAG MOD PHYRIC BASALT
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): Fe2O3: 7.08 FeO : 5.61
MgO : CaO : Na2O :
K2O : TiO2 : MnO :
P2O5 : LOI : H2O+ : 1.31
H2O- : 2.01 CO2 : 0.52 SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 74 Depth to Top of Core(m): 519.00 Piece: 1H
Hole: 528 Top/Bottom Interval(mm): 1260/1310
Core: 44 Sample Depth: 523.28
Sect: 3 Analyst Name: Richardson, S.H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG MOD PHYRIC BASALT
SiO2 : 47.83 Al2O3: 15.78 Fe2O3(tot): 10.61
FeO(tot): Fe2O3: FeO :
MgO : 5.61 CaO : 9.54 Na2O : 3.04
K2O : 1.09 TiO2 : 1.72 MnO : 0.21
P2O5 : 0.25 LOI : 1.45 H2O+ :
H2O- : 2.42 CO2 : SO3 :
S : 0.0711 Total: 99.55 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.
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 : 74 Depth to Top of Core(m): 528.00 Piece: 2
Hole: 528 Top/Bottom Interval(mm): 340/ 370
Core: 45 Sample Depth: 529.85
Sect: 2 Analyst Name: Thompson, G.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG MOD PHYRIC BASALT
SiO2 : 49.64 Al2O3: 16.52 Fe2O3(tot):
FeO(tot): 11.34 Fe2O3: FeO :
MgO : 6.25 CaO : 9.82 Na2O : 2.74
K2O : 1.16 TiO2 : 1.91 MnO : 0.24
P2O5 : 0.23 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.85 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.
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 : 74 Depth to Top of Core(m): 528.00 Piece: 2
Hole: 528 Top/Bottom Interval(mm): 340/ 370
Core: 45 Sample Depth: 529.85
Sect: 2 Analyst Name: Thompson, G.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Moderate IGNEOUS PLAG MOD PHYRIC BASALT
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): Fe2O3: 5.92 FeO : 6.01
MgO : CaO : Na2O :
K2O : TiO2 : MnO :
P2O5 : LOI : H2O+ : 1.67
H2O- : 1.37 CO2 : 0.36 SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 74 Depth to Top of Core(m): 546.00 Piece: 3D
Hole: 528 Top/Bottom Interval(mm): 560/ 610
Core: 47 Sample Depth: 546.59
Sect: 1 Analyst Name: Thompson, G.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : 49.14 Al2O3: 14.75 Fe2O3(tot):
FeO(tot): 13.31 Fe2O3: FeO :
MgO : 5.80 CaO : 8.74 Na2O : 3.15
K2O : 1.39 TiO2 : 2.85 MnO : 0.24
P2O5 : 0.44 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.81 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.
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 : 74 Depth to Top of Core(m): 546.00 Piece: 3D
Hole: 528 Top/Bottom Interval(mm): 560/ 610
Core: 47 Sample Depth: 546.59
Sect: 1 Analyst Name: Thompson, G.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): Fe2O3: 8.10 FeO : 6.02
MgO : CaO : Na2O :
K2O : TiO2 : MnO :
P2O5 : LOI : H2O+ : 0.97
H2O- : 2.56 CO2 : 0.92 SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 74 Depth to Top of Core(m): 546.00 Piece: 1A
Hole: 528 Top/Bottom Interval(mm): 0/ 30
Core: 47 Sample Depth: 549.02
Sect: 3 Analyst Name: Thompson, G.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 50.08 Al2O3: 14.81 Fe2O3(tot):
FeO(tot): 13.46 Fe2O3: FeO :
MgO : 5.90 CaO : 7.08 Na2O : 3.34
K2O : 1.42 TiO2 : 2.89 MnO : 0.22
P2O5 : 0.52 LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: 99.72 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
Fe oxide partitions not specified or analyzed.
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 : 74 Depth to Top of Core(m): 546.00 Piece: 1A
Hole: 528 Top/Bottom Interval(mm): 0/ 30
Core: 47 Sample Depth: 549.02
Sect: 3 Analyst Name: Thompson, G.
Analytical Method(s):
Wet chemical Wet chemical Wet chemical
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): Fe2O3: 8.52 FeO : 5.79
MgO : CaO : Na2O :
K2O : TiO2 : MnO :
P2O5 : LOI : H2O+ : 1.03
H2O- : 2.35 CO2 : 0.21 SO3 :
S : Total: Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.
Leg : 74 Depth to Top of Core(m): 546.00 Piece: 1C
Hole: 528 Top/Bottom Interval(mm): 230/ 280
Core: 47 Sample Depth: 549.26
Sect: 3 Analyst Name: Richardson, S.H.
Analytical Method(s):
X-Ray fluorescence X-Ray fluorescence X-Ray fluorescence
Alteration Rock type Rock name
Moderate IGNEOUS PLAG SPARSELY PHYRIC BASALT
SiO2 : 48.59 Al2O3: 13.73 Fe2O3(tot): 14.18
FeO(tot): Fe2O3: FeO :
MgO : 5.94 CaO : 7.85 Na2O : 3.56
K2O : 1.31 TiO2 : 2.80 MnO : 0.24
P2O5 : 0.43 LOI : 0.95 H2O+ :
H2O- : 1.10 CO2 : SO3 :
S : 0.2385 Total: 100.68 Magnesium#:
Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
H2O is loss on ignition.
Essential oxides quoted to .01
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 : 74 Depth to Top of Core(m): 546.00 Piece: 1C
Hole: 528 Top/Bottom Interval(mm): 230/ 280
Core: 47 Sample Depth: 549.26
Sect: 3 Analyst Name: Richardson, S.H.
Analytical Method(s):
Isotope dilution Isotope dilution Isotope dilution
Alteration Rock type Rock name
Moderate IGNEOUS APHYRIC BASALT
SiO2 : Al2O3: Fe2O3(tot):
FeO(tot): Fe2O3: FeO :
MgO : CaO : Na2O :
K2O : 1.34 TiO2 : MnO :
P2O5 : LOI : H2O+ :
H2O- : CO2 : SO3 :
S : Total: Magnesium#:
Comments:
Fe oxide partitions not specified or analyzed.
Laboratory analysis.
Data source is Hole Summary Book.
Results are averages for multiple analyses of the specimen.
ship and at one or more shore laboratories or by different techniques.
Partial analysis.
Magnesium number is atomic ration Mg/(Mg+Fe++), where Fe is total iron.
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