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Core Data from the Deep Sea Drilling Project


Leg : 61    Depth to Top of Core(m):   563.00    Piece: 1
Hole: 462A  Top/Bottom Interval(mm):   40/  70
Core:  14   Sample Depth:   564.56
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  52.23    Al2O3:  18.56    Fe2O3(tot):
FeO(tot):   9.07    Fe2O3:           FeO       :
MgO     :   2.84    CaO  :   7.65    Na2O      :
K2O     :   2.85    TiO2 :   1.90    MnO       :   0.07
P2O5    :   0.21    LOI  :   2.46    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:  95.10    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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   563.00    Piece: 3A
Hole: 462A  Top/Bottom Interval(mm):  290/ 320
Core:  14   Sample Depth:   564.81
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  52.97    Al2O3:  15.40    Fe2O3(tot):
FeO(tot):   9.99    Fe2O3:           FeO       :
MgO     :   6.54    CaO  :  10.10    Na2O      :
K2O     :   0.83    TiO2 :   1.51    MnO       :   0.12
P2O5    :   0.22    LOI  :   1.99    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:  97.34    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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   566.50    Piece: 2C
Hole: 462A  Top/Bottom Interval(mm):  660/ 680
Core:  15   Sample Depth:   567.17
Sect:  1    Analyst Name: Batiza, R.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Moderate      IGNEOUS      BASALT SILL

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):  11.91    Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :   2.47
K2O     :           TiO2 :           MnO       :
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analyses are NOT on a volatile-free basis.
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   566.50    Piece: 2G
Hole: 462A  Top/Bottom Interval(mm): 1170/1200
Core:  15   Sample Depth:   567.69
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      APHYRIC BASALT

SiO2    :  50.96    Al2O3:  13.83    Fe2O3(tot):
FeO(tot):  12.20    Fe2O3:           FeO       :
MgO     :   6.63    CaO  :  11.83    Na2O      :
K2O     :   0.06    TiO2 :   1.45    MnO       :   0.20
P2O5    :   0.21    LOI  :   0.63    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:  96.96    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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   572.00    Piece: 1H
Hole: 462A  Top/Bottom Interval(mm): 1290/1310
Core:  16   Sample Depth:   573.30
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Extensive     IGNEOUS      MICRODOLERITE

SiO2    :  49.97    Al2O3:  14.06    Fe2O3(tot):
FeO(tot):  12.11    Fe2O3:           FeO       :
MgO     :   6.84    CaO  :  12.11    Na2O      :
K2O     :   0.06    TiO2 :   1.40    MnO       :   0.20
P2O5    :   0.23    LOI  :   0.43    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:  96.55    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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   574.00    Piece: 1E
Hole: 462A  Top/Bottom Interval(mm):  980/1000
Core:  17   Sample Depth:   574.99
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  50.03    Al2O3:  13.92    Fe2O3(tot):
FeO(tot):  11.97    Fe2O3:           FeO       :
MgO     :   6.99    CaO  :  11.85    Na2O      :
K2O     :   0.02    TiO2 :   1.39    MnO       :   0.19
P2O5    :   0.22    LOI  :   0.71    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:  96.17    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
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 : 61    Depth to Top of Core(m):   574.00    Piece: 2B
Hole: 462A  Top/Bottom Interval(mm):  360/ 380
Core:  17   Sample Depth:   575.87
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  49.26    Al2O3:  13.97    Fe2O3(tot):
FeO(tot):  11.77    Fe2O3:           FeO       :
MgO     :   7.30    CaO  :  11.81    Na2O      :
K2O     :   0.06    TiO2 :   1.40    MnO       :   0.19
P2O5    :   0.22    LOI  :   0.79    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:  95.57    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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   574.00    Piece: 4B
Hole: 462A  Top/Bottom Interval(mm):  840/ 860
Core:  17   Sample Depth:   576.35
Sect:  2    Analyst Name: Batiza, R.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE SILL

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):  11.64    Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :   2.22
K2O     :           TiO2 :           MnO       :
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analyses are NOT on a volatile-free basis.
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   574.00    Piece: 4B
Hole: 462A  Top/Bottom Interval(mm):  840/ 860
Core:  17   Sample Depth:   576.35
Sect:  2    Analyst Name: Haramura, H.

Analytical Method(s):
  Wet chemical  Wet chemical  Wet chemical

Alteration    Rock type    Rock name
Moderate      IGNEOUS      BASALT SILL

SiO2    :  47.90    Al2O3:  14.76    Fe2O3(tot):
FeO(tot):           Fe2O3:   3.78    FeO       :   7.96
MgO     :   7.33    CaO  :  11.77    Na2O      :   2.27
K2O     :   0.05    TiO2 :   1.39    MnO       :   0.25
P2O5    :   0.15    LOI  :           H2O+      :   1.09
H2O-    :   1.12    CO2  :           SO3       :
S       : 0.0200    Total:  99.82    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is 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 : 61    Depth to Top of Core(m):   576.00    Piece: 5C
Hole: 462A  Top/Bottom Interval(mm): 1280/1300
Core:  18   Sample Depth:   577.29
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  50.38    Al2O3:  14.03    Fe2O3(tot):
FeO(tot):  12.23    Fe2O3:           FeO       :
MgO     :   6.82    CaO  :  11.77    Na2O      :
K2O     :   0.08    TiO2 :   1.37    MnO       :   0.19
P2O5    :   0.20    LOI  :   0.79    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:  96.68    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
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 : 61    Depth to Top of Core(m):   576.00    Piece: 2B
Hole: 462A  Top/Bottom Interval(mm):  480/ 500
Core:  18   Sample Depth:   577.99
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  50.59    Al2O3:  13.87    Fe2O3(tot):
FeO(tot):  12.49    Fe2O3:           FeO       :
MgO     :   7.02    CaO  :  11.68    Na2O      :
K2O     :   0.05    TiO2 :   1.34    MnO       :   0.38
P2O5    :   0.20    LOI  :   0.73    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:  97.04    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
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 : 61    Depth to Top of Core(m):   578.00    Piece: 1
Hole: 462A  Top/Bottom Interval(mm):  100/ 120
Core:  19   Sample Depth:   578.11
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  49.50    Al2O3:  16.27    Fe2O3(tot):
FeO(tot):  11.83    Fe2O3:           FeO       :
MgO     :   7.16    CaO  :   7.88    Na2O      :
K2O     :   0.41    TiO2 :   2.01    MnO       :   0.38
P2O5    :   0.23    LOI  :   0.36    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:  95.06    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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   578.00    Piece: 1
Hole: 462A  Top/Bottom Interval(mm):  230/ 250
Core:  19   Sample Depth:   578.24
Sect:  1    Analyst Name:

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
              IGNEOUS      BASALT

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):           Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :
K2O     :   0.10    TiO2 :   1.32    MnO       :
P2O5    :   0.13    LOI  :           H2O+      :
H2O-    :           CO2  :           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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   578.00    Piece: 2
Hole: 462A  Top/Bottom Interval(mm):  520/ 540
Core:  19   Sample Depth:   578.53
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  50.00    Al2O3:  13.96    Fe2O3(tot):
FeO(tot):  12.65    Fe2O3:           FeO       :
MgO     :   7.18    CaO  :  11.80    Na2O      :
K2O     :   0.04    TiO2 :   1.40    MnO       :   0.23
P2O5    :   0.20    LOI  :   0.66    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:  97.03    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
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 : 61    Depth to Top of Core(m):   578.00    Piece: 2
Hole: 462A  Top/Bottom Interval(mm):  900/ 920
Core:  19   Sample Depth:   580.41
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  49.88    Al2O3:  13.67    Fe2O3(tot):
FeO(tot):  12.72    Fe2O3:           FeO       :
MgO     :   6.87    CaO  :  11.89    Na2O      :
K2O     :   0.05    TiO2 :   1.38    MnO       :   0.20
P2O5    :   0.19    LOI  :   0.66    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:  96.51    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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   581.00    Piece: 2E
Hole: 462A  Top/Bottom Interval(mm):  720/ 740
Core:  20   Sample Depth:   581.73
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      APHYRIC BASALT

SiO2    :  49.63    Al2O3:  13.52    Fe2O3(tot):
FeO(tot):  13.46    Fe2O3:           FeO       :
MgO     :   6.90    CaO  :  11.42    Na2O      :
K2O     :   0.02    TiO2 :   1.63    MnO       :   0.28
P2O5    :   0.23    LOI  :   0.07    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:  96.58    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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   581.00    Piece: 4A
Hole: 462A  Top/Bottom Interval(mm): 1150/1210
Core:  20   Sample Depth:   582.18
Sect:  1    Analyst Name: Batiza, R.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Moderate      IGNEOUS      BASALT

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):  11.75    Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :   1.99
K2O     :           TiO2 :           MnO       :
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analyses are NOT on a volatile-free basis.
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   581.00    Piece: 3
Hole: 462A  Top/Bottom Interval(mm): 1160/1210
Core:  20   Sample Depth:   582.19
Sect:  1    Analyst Name: Haramura, H.

Analytical Method(s):
  Wet chemical  Wet chemical  Wet chemical

Alteration    Rock type    Rock name
Moderate      IGNEOUS      BASALT SILL

SiO2    :  47.50    Al2O3:  14.69    Fe2O3(tot):
FeO(tot):           Fe2O3:   2.88    FeO       :  10.15
MgO     :   7.09    CaO  :  11.14    Na2O      :   2.26
K2O     :   0.05    TiO2 :   1.62    MnO       :   0.26
P2O5    :   0.18    LOI  :           H2O+      :   0.82
H2O-    :   1.08    CO2  :           SO3       :
S       : 0.0130    Total:  99.72    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   581.00    Piece: 4C
Hole: 462A  Top/Bottom Interval(mm): 1440/1460
Core:  20   Sample Depth:   582.45
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      APHYRIC BASALT

SiO2    :  49.24    Al2O3:  13.32    Fe2O3(tot):
FeO(tot):  13.04    Fe2O3:           FeO       :
MgO     :   6.63    CaO  :  11.32    Na2O      :
K2O     :   0.11    TiO2 :   1.64    MnO       :   0.11
P2O5    :   0.26    LOI  :   0.00    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:  95.30    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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   581.00    Piece: 3F
Hole: 462A  Top/Bottom Interval(mm):  930/ 950
Core:  20   Sample Depth:   583.44
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      APHYRIC BASALT

SiO2    :  50.32    Al2O3:  13.53    Fe2O3(tot):
FeO(tot):  13.82    Fe2O3:           FeO       :
MgO     :   6.99    CaO  :  11.42    Na2O      :
K2O     :   0.14    TiO2 :   1.64    MnO       :
P2O5    :           LOI  :   0.07    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   586.00    Piece: 1A
Hole: 462A  Top/Bottom Interval(mm):  400/ 420
Core:  21   Sample Depth:   586.41
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      CPX-PLAG MOD PHYRIC BASALT

SiO2    :  50.30    Al2O3:  13.66    Fe2O3(tot):
FeO(tot):  13.33    Fe2O3:           FeO       :
MgO     :   7.55    CaO  :  11.12    Na2O      :
K2O     :   0.13    TiO2 :   1.66    MnO       :
P2O5    :           LOI  :   0.45    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   586.00    Piece:
Hole: 462A  Top/Bottom Interval(mm):  870/ 900
Core:  21   Sample Depth:   586.89
Sect:  1    Analyst Name:

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
              IGNEOUS      BASALT

SiO2    :   49.8    Al2O3:   14.0    Fe2O3(tot):
FeO(tot):           Fe2O3:   1.57    FeO       :  10.48
MgO     :   6.59    CaO  :  10.80    Na2O      :   2.48
K2O     :   0.09    TiO2 :   1.87    MnO       :   0.25
P2O5    :   0.14    LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:  98.04    Magnesium#:  0.529

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.
Values for iron partitioning calculated.
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 : 61    Depth to Top of Core(m):   586.00    Piece: 1E
Hole: 462A  Top/Bottom Interval(mm):  930/ 960
Core:  21   Sample Depth:   586.95
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      CPX-PLAG MOD PHYRIC BASALT

SiO2    :  50.33    Al2O3:  14.00    Fe2O3(tot):
FeO(tot):  13.02    Fe2O3:           FeO       :
MgO     :   6.32    CaO  :  10.76    Na2O      :
K2O     :   0.12    TiO2 :   1.74    MnO       :
P2O5    :           LOI  :   1.69    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   586.00    Piece: 1H
Hole: 462A  Top/Bottom Interval(mm): 1230/1250
Core:  21   Sample Depth:   587.24
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      CPX-PLAG MOD PHYRIC BASALT

SiO2    :  48.98    Al2O3:  14.74    Fe2O3(tot):
FeO(tot):  12.85    Fe2O3:           FeO       :
MgO     :   6.82    CaO  :   9.51    Na2O      :
K2O     :   0.20    TiO2 :   1.89    MnO       :
P2O5    :           LOI  :   3.77    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   586.00    Piece: 1J
Hole: 462A  Top/Bottom Interval(mm): 1400/1430
Core:  21   Sample Depth:   587.42
Sect:  1    Analyst Name: Batiza, R.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Extensive     IGNEOUS      BASALT

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):  12.27    Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :   2.87
K2O     :           TiO2 :           MnO       :
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analyses are NOT on a volatile-free basis.
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   586.00    Piece: 1K
Hole: 462A  Top/Bottom Interval(mm): 1460/1490
Core:  21   Sample Depth:   587.48
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      CPX-PLAG MOD PHYRIC BASALT

SiO2    :  47.77    Al2O3:  15.06    Fe2O3(tot):
FeO(tot):  12.88    Fe2O3:           FeO       :
MgO     :   6.30    CaO  :   8.99    Na2O      :
K2O     :   0.20    TiO2 :   1.88    MnO       :
P2O5    :           LOI  :   2.64    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   586.00    Piece: 2A
Hole: 462A  Top/Bottom Interval(mm):  260/ 290
Core:  21   Sample Depth:   587.78
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      APHYRIC BASALT

SiO2    :  48.71    Al2O3:  15.02    Fe2O3(tot):
FeO(tot):  12.78    Fe2O3:           FeO       :
MgO     :   6.95    CaO  :  10.81    Na2O      :
K2O     :   0.19    TiO2 :   1.74    MnO       :
P2O5    :           LOI  :   2.65    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   588.00    Piece: 4H
Hole: 462A  Top/Bottom Interval(mm):  950/1000
Core:  22   Sample Depth:   588.98
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  48.80    Al2O3:  13.60    Fe2O3(tot):
FeO(tot):  13.46    Fe2O3:           FeO       :
MgO     :   7.47    CaO  :  11.50    Na2O      :
K2O     :   0.06    TiO2 :   1.66    MnO       :
P2O5    :           LOI  :   0.44    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   588.00    Piece: 4I
Hole: 462A  Top/Bottom Interval(mm): 1370/1390
Core:  22   Sample Depth:   589.38
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  48.80    Al2O3:  16.92    Fe2O3(tot):
FeO(tot):  12.14    Fe2O3:           FeO       :
MgO     :   7.38    CaO  :   9.94    Na2O      :
K2O     :   0.63    TiO2 :   2.14    MnO       :
P2O5    :           LOI  :   2.67    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   588.00    Piece: 1
Hole: 462A  Top/Bottom Interval(mm): 1110/1150
Core:  22   Sample Depth:   590.63
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  49.85    Al2O3:  16.78    Fe2O3(tot):
FeO(tot):  11.25    Fe2O3:           FeO       :
MgO     :   7.47    CaO  :   7.60    Na2O      :
K2O     :   0.44    TiO2 :   2.08    MnO       :
P2O5    :           LOI  :   1.11    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   588.00    Piece: 1
Hole: 462A  Top/Bottom Interval(mm): 1200/1240
Core:  22   Sample Depth:   590.72
Sect:  2    Analyst Name: Batiza, R.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Moderate      IGNEOUS      APHYRIC BASALT

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):   9.69    Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :   2.98
K2O     :           TiO2 :           MnO       :
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analyses are NOT on a volatile-free basis.
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   588.00    Piece: 1B
Hole: 462A  Top/Bottom Interval(mm):  120/ 140
Core:  22   Sample Depth:   591.13
Sect:  3    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  49.00    Al2O3:  17.34    Fe2O3(tot):
FeO(tot):  11.65    Fe2O3:           FeO       :
MgO     :   6.88    CaO  :   7.65    Na2O      :
K2O     :   0.39    TiO2 :   2.15    MnO       :
P2O5    :           LOI  :   0.51    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   588.00    Piece: 1C
Hole: 462A  Top/Bottom Interval(mm):  830/ 850
Core:  22   Sample Depth:   593.34
Sect:  4    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  50.28    Al2O3:  13.58    Fe2O3(tot):
FeO(tot):  12.69    Fe2O3:           FeO       :
MgO     :   6.42    CaO  :  11.38    Na2O      :
K2O     :   0.12    TiO2 :   1.67    MnO       :
P2O5    :           LOI  :   0.67    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   588.00    Piece: 1A
Hole: 462A  Top/Bottom Interval(mm):   40/  60
Core:  22   Sample Depth:   594.05
Sect:  5    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  49.15    Al2O3:  13.76    Fe2O3(tot):
FeO(tot):  13.49    Fe2O3:           FeO       :
MgO     :   7.23    CaO  :  11.31    Na2O      :
K2O     :   0.23    TiO2 :   1.69    MnO       :
P2O5    :           LOI  :   1.03    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   588.00    Piece: 1D
Hole: 462A  Top/Bottom Interval(mm):  770/ 790
Core:  22   Sample Depth:   594.78
Sect:  5    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  50.15    Al2O3:  13.91    Fe2O3(tot):
FeO(tot):  12.43    Fe2O3:           FeO       :
MgO     :   6.32    CaO  :  11.41    Na2O      :
K2O     :   0.12    TiO2 :   1.66    MnO       :
P2O5    :           LOI  :   1.29    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   597.00    Piece: 1A
Hole: 462A  Top/Bottom Interval(mm):  250/ 290
Core:  23   Sample Depth:   597.27
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  50.26    Al2O3:  14.90    Fe2O3(tot):
FeO(tot):  12.80    Fe2O3:           FeO       :
MgO     :   6.58    CaO  :   9.92    Na2O      :
K2O     :   0.12    TiO2 :   1.85    MnO       :
P2O5    :           LOI  :   1.17    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   597.00    Piece: 1B
Hole: 462A  Top/Bottom Interval(mm):  440/ 470
Core:  23   Sample Depth:   598.96
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  49.03    Al2O3:  13.75    Fe2O3(tot):
FeO(tot):  12.38    Fe2O3:           FeO       :
MgO     :   7.02    CaO  :  11.20    Na2O      :
K2O     :   0.06    TiO2 :   1.70    MnO       :
P2O5    :           LOI  :   0.58    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   597.00    Piece: 1C
Hole: 462A  Top/Bottom Interval(mm):  690/ 710
Core:  23   Sample Depth:   599.20
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  49.41    Al2O3:  16.86    Fe2O3(tot):
FeO(tot):  11.59    Fe2O3:           FeO       :
MgO     :   7.24    CaO  :   7.54    Na2O      :
K2O     :   0.35    TiO2 :   1.59    MnO       :
P2O5    :           LOI  :   2.30    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   597.00    Piece: 2A
Hole: 462A  Top/Bottom Interval(mm):  950/ 980
Core:  23   Sample Depth:   599.47
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  49.65    Al2O3:  15.37    Fe2O3(tot):
FeO(tot):  12.64    Fe2O3:           FeO       :
MgO     :   6.69    CaO  :  10.24    Na2O      :
K2O     :   0.12    TiO2 :   1.83    MnO       :
P2O5    :           LOI  :   1.49    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   597.00    Piece: 5
Hole: 462A  Top/Bottom Interval(mm):  750/ 770
Core:  23   Sample Depth:   600.76
Sect:  3    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  49.75    Al2O3:  17.12    Fe2O3(tot):
FeO(tot):  11.11    Fe2O3:           FeO       :
MgO     :   8.53    CaO  :   7.18    Na2O      :
K2O     :   0.30    TiO2 :   2.17    MnO       :
P2O5    :           LOI  :   0.51    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments: SAMPLE RIDDLED WITH VEINS
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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   597.00    Piece: 3D
Hole: 462A  Top/Bottom Interval(mm):  480/ 500
Core:  23   Sample Depth:   601.99
Sect:  4    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  48.41    Al2O3:  14.40    Fe2O3(tot):
FeO(tot):  12.22    Fe2O3:           FeO       :
MgO     :   6.78    CaO  :  11.24    Na2O      :
K2O     :   0.08    TiO2 :   1.73    MnO       :
P2O5    :           LOI  :   1.12    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   597.00    Piece: 3E
Hole: 462A  Top/Bottom Interval(mm):  740/ 760
Core:  23   Sample Depth:   602.25
Sect:  4    Analyst Name:

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
              IGNEOUS      BASALT

SiO2    :   49.0    Al2O3:   14.6    Fe2O3(tot):
FeO(tot):           Fe2O3:   1.64    FeO       :  10.91
MgO     :   6.83    CaO  :  10.87    Na2O      :   2.62
K2O     :   0.10    TiO2 :   1.99    MnO       :   0.21
P2O5    :   0.17    LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:  98.75    Magnesium#:  0.527

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.
Values for iron partitioning calculated.
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 : 61    Depth to Top of Core(m):   606.00    Piece: 2A
Hole: 462A  Top/Bottom Interval(mm):   80/ 100
Core:  24   Sample Depth:   606.09
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Extensive     IGNEOUS      MICRODOLERITE

SiO2    :  48.18    Al2O3:  14.12    Fe2O3(tot):
FeO(tot):  12.81    Fe2O3:           FeO       :
MgO     :   6.83    CaO  :  10.78    Na2O      :
K2O     :   0.09    TiO2 :   1.73    MnO       :
P2O5    :           LOI  :   1.33    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   606.00    Piece: 2C
Hole: 462A  Top/Bottom Interval(mm):  270/ 310
Core:  24   Sample Depth:   606.29
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Extensive     IGNEOUS      MICRODOLERITE

SiO2    :  49.36    Al2O3:  14.02    Fe2O3(tot):
FeO(tot):  12.39    Fe2O3:           FeO       :
MgO     :   6.78    CaO  :  11.36    Na2O      :
K2O     :   0.10    TiO2 :   1.73    MnO       :
P2O5    :           LOI  :   0.81    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   606.00    Piece: 4
Hole: 462A  Top/Bottom Interval(mm):  510/ 540
Core:  24   Sample Depth:   611.03
Sect:  4    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Extensive     IGNEOUS      MICRODOLERITE

SiO2    :  50.38    Al2O3:  14.84    Fe2O3(tot):
FeO(tot):  13.25    Fe2O3:           FeO       :
MgO     :   6.53    CaO  :  11.36    Na2O      :
K2O     :   0.12    TiO2 :   1.64    MnO       :
P2O5    :           LOI  :   0.81    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   615.00    Piece: 5
Hole: 462A  Top/Bottom Interval(mm):  390/ 420
Core:  25   Sample Depth:   615.41
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  50.61    Al2O3:  16.16    Fe2O3(tot):
FeO(tot):  10.48    Fe2O3:           FeO       :
MgO     :   6.64    CaO  :   9.14    Na2O      :
K2O     :   0.20    TiO2 :   2.00    MnO       :
P2O5    :           LOI  :   2.16    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   615.00    Piece: 9
Hole: 462A  Top/Bottom Interval(mm):  990/1020
Core:  25   Sample Depth:   616.01
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  48.40    Al2O3:  13.55    Fe2O3(tot):
FeO(tot):  13.38    Fe2O3:           FeO       :
MgO     :   6.75    CaO  :  11.56    Na2O      :
K2O     :   0.06    TiO2 :   1.63    MnO       :
P2O5    :           LOI  :   0.59    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   626.00    Piece: 2
Hole: 462A  Top/Bottom Interval(mm):  310/ 330
Core:  27   Sample Depth:   626.32
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  48.21    Al2O3:  14.35    Fe2O3(tot):
FeO(tot):  12.60    Fe2O3:           FeO       :
MgO     :   6.57    CaO  :  10.75    Na2O      :
K2O     :   0.12    TiO2 :   1.72    MnO       :
P2O5    :           LOI  :   2.60    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   626.00    Piece: 8
Hole: 462A  Top/Bottom Interval(mm):  940/ 970
Core:  27   Sample Depth:   626.96
Sect:  1    Analyst Name: Batiza, R.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Moderate      IGNEOUS      CPX-PLAG SPARSELY PHYRIC DOLERITE

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):  12.80    Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :   2.29
K2O     :           TiO2 :           MnO       :
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analyses are NOT on a volatile-free basis.
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   626.00    Piece: 8
Hole: 462A  Top/Bottom Interval(mm):  970/1000
Core:  27   Sample Depth:   626.99
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  49.43    Al2O3:  13.39    Fe2O3(tot):
FeO(tot):  12.77    Fe2O3:           FeO       :
MgO     :   6.70    CaO  :  11.14    Na2O      :
K2O     :   0.11    TiO2 :   1.52    MnO       :
P2O5    :           LOI  :   1.16    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   626.00    Piece: 6
Hole: 462A  Top/Bottom Interval(mm):  710/ 760
Core:  27   Sample Depth:   628.24
Sect:  2    Analyst Name: Shcheka, S.A.

Analytical Method(s):
  Wet chemical  Wet chemical  Wet chemical

Alteration    Rock type    Rock name
              IGNEOUS      DOLERITE SILL

SiO2    :  49.64    Al2O3:  14.85    Fe2O3(tot):
FeO(tot):           Fe2O3:   6.47    FeO       :   5.68
MgO     :   6.27    CaO  :  11.02    Na2O      :   2.36
K2O     :   0.17    TiO2 :   1.54    MnO       :   0.23
P2O5    :           LOI  :           H2O+      :   1.34
H2O-    :           CO2  :   0.37    SO3       :
S       :           Total:  99.94    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   626.00    Piece: 6
Hole: 462A  Top/Bottom Interval(mm):  780/ 800
Core:  27   Sample Depth:   628.29
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  49.56    Al2O3:  13.26    Fe2O3(tot):
FeO(tot):  13.03    Fe2O3:           FeO       :
MgO     :   6.01    CaO  :  11.34    Na2O      :
K2O     :   0.12    TiO2 :   1.62    MnO       :
P2O5    :           LOI  :   0.51    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   626.00    Piece: 9
Hole: 462A  Top/Bottom Interval(mm): 1250/1280
Core:  27   Sample Depth:   628.77
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  48.61    Al2O3:  13.25    Fe2O3(tot):
FeO(tot):  13.23    Fe2O3:           FeO       :
MgO     :   6.17    CaO  :  11.13    Na2O      :
K2O     :   0.16    TiO2 :   1.62    MnO       :
P2O5    :           LOI  :   0.36    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   626.00    Piece: 3
Hole: 462A  Top/Bottom Interval(mm):  710/ 740
Core:  27   Sample Depth:   629.73
Sect:  3    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  49.31    Al2O3:  13.03    Fe2O3(tot):
FeO(tot):  13.00    Fe2O3:           FeO       :
MgO     :   6.55    CaO  :  10.88    Na2O      :
K2O     :   0.08    TiO2 :   1.60    MnO       :
P2O5    :           LOI  :   0.67    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   630.00    Piece: 1A
Hole: 462A  Top/Bottom Interval(mm):  220/ 240
Core:  28   Sample Depth:   630.23
Sect:  1    Analyst Name: Fujii, N.

Analytical Method(s):
  Emission spectrometry  Emission spectrometry  Emission spectrometry

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE SILL

SiO2    :           Al2O3:  12.14    Fe2O3(tot):
FeO(tot):  12.62    Fe2O3:           FeO       :
MgO     :   6.53    CaO  :  11.21    Na2O      :   3.17
K2O     :   0.13    TiO2 :   1.26    MnO       :   0.21
P2O5    :  0.130    LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   630.00    Piece: 4
Hole: 462A  Top/Bottom Interval(mm):  960/ 980
Core:  28   Sample Depth:   630.97
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  50.17    Al2O3:  13.25    Fe2O3(tot):
FeO(tot):  12.83    Fe2O3:           FeO       :
MgO     :   5.94    CaO  :  11.11    Na2O      :
K2O     :   0.08    TiO2 :   1.73    MnO       :
P2O5    :           LOI  :   0.28    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   630.00    Piece: 1B
Hole: 462A  Top/Bottom Interval(mm):  280/ 300
Core:  28   Sample Depth:   631.79
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  50.56    Al2O3:  13.50    Fe2O3(tot):
FeO(tot):  12.78    Fe2O3:           FeO       :
MgO     :   6.54    CaO  :  11.39    Na2O      :
K2O     :   0.05    TiO2 :   1.66    MnO       :
P2O5    :           LOI  :   0.44    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   630.00    Piece: 2B
Hole: 462A  Top/Bottom Interval(mm):  730/ 750
Core:  28   Sample Depth:   632.24
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  48.50    Al2O3:  12.27    Fe2O3(tot):
FeO(tot):  15.57    Fe2O3:           FeO       :
MgO     :   6.13    CaO  :   9.76    Na2O      :
K2O     :   0.08    TiO2 :   2.18    MnO       :
P2O5    :           LOI  :   0.83    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   630.00    Piece: 2C
Hole: 462A  Top/Bottom Interval(mm):  810/ 830
Core:  28   Sample Depth:   632.32
Sect:  2    Analyst Name: Shcheka, S.A.

Analytical Method(s):
  Wet chemical  Wet chemical  Wet chemical

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE SILL

SiO2    :  49.74    Al2O3:  13.89    Fe2O3(tot):
FeO(tot):           Fe2O3:   3.68    FeO       :   9.03
MgO     :   6.79    CaO  :  11.09    Na2O      :   2.30
K2O     :   0.14    TiO2 :   1.52    MnO       :   0.22
P2O5    :           LOI  :           H2O+      :   1.40
H2O-    :           CO2  :   0.36    SO3       :
S       :           Total: 100.16    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   630.00    Piece: 1
Hole: 462A  Top/Bottom Interval(mm):   10/  20
Core:  28   Sample Depth:   633.02
Sect:  3    Analyst Name: Batiza, R.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Slight        IGNEOUS      APHYRIC MICRODOLERITE

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):  13.65    Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :   2.46
K2O     :           TiO2 :           MnO       :
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analyses are NOT on a volatile-free basis.
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   630.00    Piece: 1
Hole: 462A  Top/Bottom Interval(mm):   80/ 100
Core:  28   Sample Depth:   633.09
Sect:  3    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  48.89    Al2O3:  13.69    Fe2O3(tot):
FeO(tot):  12.17    Fe2O3:           FeO       :
MgO     :   6.66    CaO  :  11.86    Na2O      :
K2O     :   0.08    TiO2 :   1.37    MnO       :
P2O5    :           LOI  :   0.59    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   630.00    Piece: 3G
Hole: 462A  Top/Bottom Interval(mm): 1340/1360
Core:  28   Sample Depth:   634.35
Sect:  3    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  51.18    Al2O3:  13.49    Fe2O3(tot):
FeO(tot):  12.79    Fe2O3:           FeO       :
MgO     :   6.49    CaO  :  11.30    Na2O      :
K2O     :   0.04    TiO2 :   1.67    MnO       :
P2O5    :           LOI  :   0.52    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   630.00    Piece: 2B
Hole: 462A  Top/Bottom Interval(mm):  680/ 700
Core:  28   Sample Depth:   635.19
Sect:  4    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  49.73    Al2O3:  13.17    Fe2O3(tot):
FeO(tot):  13.09    Fe2O3:           FeO       :
MgO     :   6.29    CaO  :  10.88    Na2O      :
K2O     :   0.14    TiO2 :   1.65    MnO       :
P2O5    :           LOI  :   0.42    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   630.00    Piece: 1
Hole: 462A  Top/Bottom Interval(mm):  260/ 280
Core:  28   Sample Depth:   636.27
Sect:  5    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE

SiO2    :  49.86    Al2O3:  12.96    Fe2O3(tot):
FeO(tot):  13.22    Fe2O3:           FeO       :
MgO     :   6.65    CaO  :  10.35    Na2O      :
K2O     :   0.08    TiO2 :   1.75    MnO       :
P2O5    :           LOI  :   0.62    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   636.00    Piece: 1A
Hole: 462A  Top/Bottom Interval(mm):   60/  90
Core:  29   Sample Depth:   636.08
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Extensive     IGNEOUS      DOLERITE

SiO2    :  49.84    Al2O3:  13.13    Fe2O3(tot):
FeO(tot):  12.71    Fe2O3:           FeO       :
MgO     :   6.78    CaO  :  11.15    Na2O      :
K2O     :   0.07    TiO2 :   1.63    MnO       :
P2O5    :           LOI  :   0.99    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   636.00    Piece: 1D
Hole: 462A  Top/Bottom Interval(mm):  780/ 820
Core:  29   Sample Depth:   639.80
Sect:  3    Analyst Name: Batiza, R.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Extensive     IGNEOUS      DOLERITE

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):  13.00    Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :   2.32
K2O     :           TiO2 :           MnO       :
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analyses are NOT on a volatile-free basis.
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   636.00    Piece: 1
Hole: 462A  Top/Bottom Interval(mm):  860/ 880
Core:  29   Sample Depth:   644.37
Sect:  6    Analyst Name: Shcheka, S.A.

Analytical Method(s):
  Wet chemical  Wet chemical  Wet chemical

Alteration    Rock type    Rock name
Moderate      IGNEOUS      CPX-PLAG-MAGN PHYRIC DOLERITE SILL

SiO2    :  49.82    Al2O3:  12.78    Fe2O3(tot):
FeO(tot):           Fe2O3:   4.27    FeO       :   8.41
MgO     :   7.72    CaO  :  10.82    Na2O      :   2.35
K2O     :   0.39    TiO2 :   1.45    MnO       :   0.22
P2O5    :           LOI  :           H2O+      :   1.54
H2O-    :           CO2  :   0.52    SO3       :
S       :           Total: 100.29    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   636.00    Piece: 1
Hole: 462A  Top/Bottom Interval(mm):  970/1000
Core:  29   Sample Depth:   644.49
Sect:  6    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Fresh         IGNEOUS      DOLERITE

SiO2    :  49.38    Al2O3:  13.14    Fe2O3(tot):
FeO(tot):  12.37    Fe2O3:           FeO       :
MgO     :   7.04    CaO  :  11.18    Na2O      :
K2O     :   0.29    TiO2 :   1.47    MnO       :
P2O5    :           LOI  :   0.20    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   645.00    Piece: 2
Hole: 462A  Top/Bottom Interval(mm):  480/ 500
Core:  30   Sample Depth:   645.49
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Fresh         IGNEOUS      DOLERITE

SiO2    :  49.78    Al2O3:  13.55    Fe2O3(tot):
FeO(tot):  12.53    Fe2O3:           FeO       :
MgO     :   7.42    CaO  :  10.97    Na2O      :
K2O     :   0.42    TiO2 :   1.50    MnO       :
P2O5    :           LOI  :   0.32    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   645.00    Piece: 5
Hole: 462A  Top/Bottom Interval(mm):  980/1000
Core:  30   Sample Depth:   645.99
Sect:  1    Analyst Name: Shcheka, S.A.

Analytical Method(s):
  Wet chemical  Wet chemical  Wet chemical

Alteration    Rock type    Rock name
Fresh         IGNEOUS      CPX MODERATELY PHYRIC DOLERITE SILL

SiO2    :  49.79    Al2O3:  13.16    Fe2O3(tot):
FeO(tot):           Fe2O3:   4.57    FeO       :   8.34
MgO     :   7.09    CaO  :   9.45    Na2O      :   2.55
K2O     :   1.28    TiO2 :   1.41    MnO       :   0.19
P2O5    :           LOI  :           H2O+      :   1.72
H2O-    :           CO2  :   0.34    SO3       :
S       :           Total:  99.89    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   645.00    Piece: 1
Hole: 462A  Top/Bottom Interval(mm):  150/ 210
Core:  30   Sample Depth:   646.68
Sect:  2    Analyst Name:

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
              IGNEOUS      BASALT

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):           Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :
K2O     :   0.50    TiO2 :   1.67    MnO       :
P2O5    :   0.15    LOI  :           H2O+      :
H2O-    :           CO2  :           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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   645.00    Piece: 1
Hole: 462A  Top/Bottom Interval(mm):  140/ 170
Core:  30   Sample Depth:   648.16
Sect:  3    Analyst Name: Shcheka, S.A.

Analytical Method(s):
  Wet chemical  Wet chemical  Wet chemical

Alteration    Rock type    Rock name
Fresh         IGNEOUS      CPX MODERATELY PHYRIC DOLERITE SILL

SiO2    :  49.62    Al2O3:  13.81    Fe2O3(tot):
FeO(tot):           Fe2O3:   4.64    FeO       :   8.41
MgO     :   7.00    CaO  :  10.52    Na2O      :   2.40
K2O     :   0.33    TiO2 :   1.60    MnO       :   0.22
P2O5    :           LOI  :           H2O+      :   1.30
H2O-    :           CO2  :   0.32    SO3       :
S       :           Total: 100.17    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   645.00    Piece: 1
Hole: 462A  Top/Bottom Interval(mm):  210/ 230
Core:  30   Sample Depth:   648.22
Sect:  3    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Fresh         IGNEOUS      CPX MOD PHYRIC BASALT

SiO2    :  49.44    Al2O3:  13.01    Fe2O3(tot):
FeO(tot):  12.82    Fe2O3:           FeO       :
MgO     :   6.86    CaO  :  10.85    Na2O      :
K2O     :   0.30    TiO2 :   1.61    MnO       :
P2O5    :           LOI  :   0.32    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   645.00    Piece: 1
Hole: 462A  Top/Bottom Interval(mm):  820/ 840
Core:  30   Sample Depth:   650.33
Sect:  4    Analyst Name: Fujii, N.

Analytical Method(s):
  Emission spectrometry  Emission spectrometry  Emission spectrometry

Alteration    Rock type    Rock name
Fresh         IGNEOUS      CPX MODERATELY PHYRIC DOLERITE

SiO2    :           Al2O3:  11.50    Fe2O3(tot):
FeO(tot):  12.41    Fe2O3:           FeO       :
MgO     :   6.70    CaO  :  10.72    Na2O      :   3.17
K2O     :   0.41    TiO2 :   1.26    MnO       :   0.21
P2O5    :  0.130    LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   645.00    Piece: 1
Hole: 462A  Top/Bottom Interval(mm):  850/ 870
Core:  30   Sample Depth:   653.36
Sect:  6    Analyst Name: Fujii, N.

Analytical Method(s):
  Emission spectrometry  Emission spectrometry  Emission spectrometry

Alteration    Rock type    Rock name
Fresh         IGNEOUS      CPX MODERATELY PHYRIC DOLERITE

SiO2    :           Al2O3:  11.69    Fe2O3(tot):
FeO(tot):  12.44    Fe2O3:           FeO       :
MgO     :   6.48    CaO  :  10.81    Na2O      :   3.10
K2O     :   0.30    TiO2 :   1.22    MnO       :   0.21
P2O5    :  0.127    LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   654.00    Piece: 2A
Hole: 462A  Top/Bottom Interval(mm):  480/ 500
Core:  31   Sample Depth:   654.49
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE

SiO2    :  48.68    Al2O3:  13.57    Fe2O3(tot):
FeO(tot):  12.45    Fe2O3:           FeO       :
MgO     :   6.43    CaO  :  10.66    Na2O      :
K2O     :   0.39    TiO2 :   1.58    MnO       :
P2O5    :           LOI  :   0.41    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   655.50    Piece: 2B
Hole: 462A  Top/Bottom Interval(mm):  240/ 280
Core:  32   Sample Depth:   655.76
Sect:  1    Analyst Name: Batiza, R.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Moderate      IGNEOUS      APHYRIC DOLERITE

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):  12.59    Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :   2.52
K2O     :           TiO2 :           MnO       :
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analyses are NOT on a volatile-free basis.
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   655.50    Piece: 3
Hole: 462A  Top/Bottom Interval(mm):  440/ 480
Core:  32   Sample Depth:   655.96
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  48.37    Al2O3:  12.56    Fe2O3(tot):
FeO(tot):  11.43    Fe2O3:           FeO       :
MgO     :   6.33    CaO  :  10.70    Na2O      :
K2O     :   0.78    TiO2 :   1.66    MnO       :
P2O5    :           LOI  :   0.64    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   685.00    Piece: 3
Hole: 462A  Top/Bottom Interval(mm):  210/ 230
Core:  36   Sample Depth:   685.22
Sect: CC    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  50.66    Al2O3:  14.18    Fe2O3(tot):
FeO(tot):  11.54    Fe2O3:           FeO       :
MgO     :   7.33    CaO  :  12.06    Na2O      :
K2O     :   0.31    TiO2 :   1.58    MnO       :
P2O5    :           LOI  :   0.27    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   691.00    Piece: 6
Hole: 462A  Top/Bottom Interval(mm):  530/ 550
Core:  38   Sample Depth:   691.54
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Fresh         IGNEOUS      DOLERITE

SiO2    :  50.55    Al2O3:  13.87    Fe2O3(tot):
FeO(tot):  11.65    Fe2O3:           FeO       :
MgO     :   7.21    CaO  :  12.35    Na2O      :
K2O     :   0.13    TiO2 :   1.20    MnO       :
P2O5    :           LOI  :   0.49    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   691.00    Piece: 6
Hole: 462A  Top/Bottom Interval(mm):  960/ 990
Core:  38   Sample Depth:   691.98
Sect:  1    Analyst Name:

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
              IGNEOUS      BASALT

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):           Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :
K2O     :   0.08    TiO2 :   1.23    MnO       :
P2O5    :   0.13    LOI  :           H2O+      :
H2O-    :           CO2  :           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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   691.00    Piece: 1
Hole: 462A  Top/Bottom Interval(mm):  180/ 200
Core:  38   Sample Depth:   692.69
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Fresh         IGNEOUS      PLAG-CPX SPARSELY PHYRIC BASALT

SiO2    :  48.79    Al2O3:  13.47    Fe2O3(tot):
FeO(tot):  11.69    Fe2O3:           FeO       :
MgO     :   7.11    CaO  :  12.00    Na2O      :
K2O     :   0.10    TiO2 :   1.18    MnO       :
P2O5    :           LOI  :   0.53    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   691.00    Piece: 2
Hole: 462A  Top/Bottom Interval(mm):  530/ 560
Core:  38   Sample Depth:   693.05
Sect:  2    Analyst Name: Batiza, R.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Fresh         IGNEOUS      PLAG-CPX MODERATELY PHYRIC BASALT

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):  11.42    Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :   2.26
K2O     :           TiO2 :           MnO       :
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analyses are NOT on a volatile-free basis.
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   691.00    Piece: 2
Hole: 462A  Top/Bottom Interval(mm):  640/ 670
Core:  38   Sample Depth:   693.16
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Fresh         IGNEOUS      PLAG-CPX SPARSELY PHYRIC BASALT

SiO2    :  48.74    Al2O3:  13.96    Fe2O3(tot):
FeO(tot):  11.23    Fe2O3:           FeO       :
MgO     :   7.43    CaO  :  12.02    Na2O      :
K2O     :   0.11    TiO2 :   1.20    MnO       :
P2O5    :           LOI  :   0.65    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   692.00    Piece: 5
Hole: 462A  Top/Bottom Interval(mm):  590/ 610
Core:  39   Sample Depth:   692.60
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Slight        IGNEOUS      APHYRIC BASALT

SiO2    :  49.58    Al2O3:  13.78    Fe2O3(tot):
FeO(tot):  11.58    Fe2O3:           FeO       :
MgO     :   7.14    CaO  :  12.04    Na2O      :
K2O     :   0.02    TiO2 :   1.19    MnO       :
P2O5    :           LOI  :   0.17    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   692.00    Piece: 5A
Hole: 462A  Top/Bottom Interval(mm):  970/ 990
Core:  39   Sample Depth:   694.48
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Slight        IGNEOUS      APHYRIC BASALT

SiO2    :  48.96    Al2O3:  13.96    Fe2O3(tot):
FeO(tot):  11.52    Fe2O3:           FeO       :
MgO     :   7.22    CaO  :  12.09    Na2O      :
K2O     :   0.12    TiO2 :   1.22    MnO       :
P2O5    :           LOI  :   0.50    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   692.00    Piece: 5A
Hole: 462A  Top/Bottom Interval(mm): 1000/1040
Core:  39   Sample Depth:   694.52
Sect:  2    Analyst Name: Batiza, R.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):  12.05    Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :   2.17
K2O     :           TiO2 :           MnO       :
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analyses are NOT on a volatile-free basis.
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   692.00    Piece: 3A
Hole: 462A  Top/Bottom Interval(mm):  760/ 780
Core:  39   Sample Depth:   695.77
Sect:  3    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Slight        IGNEOUS      APHYRIC BASALT

SiO2    :  48.18    Al2O3:  13.84    Fe2O3(tot):
FeO(tot):  10.92    Fe2O3:           FeO       :
MgO     :   7.33    CaO  :  12.41    Na2O      :
K2O     :   0.03    TiO2 :   1.23    MnO       :
P2O5    :           LOI  :   0.59    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   692.00    Piece: 3F
Hole: 462A  Top/Bottom Interval(mm): 1420/1440
Core:  39   Sample Depth:   696.43
Sect:  3    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Slight        IGNEOUS      APHYRIC BASALT

SiO2    :  48.83    Al2O3:  14.16    Fe2O3(tot):
FeO(tot):  11.16    Fe2O3:           FeO       :
MgO     :   7.09    CaO  :  12.21    Na2O      :
K2O     :   0.04    TiO2 :   1.19    MnO       :
P2O5    :           LOI  :   0.92    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   692.00    Piece: 1
Hole: 462A  Top/Bottom Interval(mm):   40/  60
Core:  39   Sample Depth:   696.55
Sect:  4    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Slight        IGNEOUS      APHYRIC BASALT

SiO2    :  48.88    Al2O3:  13.86    Fe2O3(tot):
FeO(tot):  11.60    Fe2O3:           FeO       :
MgO     :   7.39    CaO  :  12.23    Na2O      :
K2O     :   0.09    TiO2 :   1.20    MnO       :
P2O5    :           LOI  :   0.30    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   692.00    Piece: 7
Hole: 462A  Top/Bottom Interval(mm):  670/ 700
Core:  39   Sample Depth:   697.19
Sect:  4    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Slight        IGNEOUS      APHYRIC BASALT

SiO2    :  48.33    Al2O3:  14.31    Fe2O3(tot):
FeO(tot):  11.26    Fe2O3:           FeO       :
MgO     :   7.78    CaO  :  12.36    Na2O      :
K2O     :   0.06    TiO2 :   1.21    MnO       :
P2O5    :           LOI  :   0.36    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   692.00    Piece: 8
Hole: 462A  Top/Bottom Interval(mm):  980/1000
Core:  39   Sample Depth:   698.99
Sect:  5    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Slight        IGNEOUS      APHYRIC BASALT

SiO2    :  48.43    Al2O3:  13.98    Fe2O3(tot):
FeO(tot):  10.79    Fe2O3:           FeO       :
MgO     :   7.10    CaO  :  12.10    Na2O      :
K2O     :   0.08    TiO2 :   1.22    MnO       :
P2O5    :           LOI  :   0.33    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   702.00    Piece: 5
Hole: 462A  Top/Bottom Interval(mm):  860/ 900
Core:  40   Sample Depth:   702.88
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Slight        IGNEOUS      APHYRIC BASALT

SiO2    :  49.07    Al2O3:  14.21    Fe2O3(tot):
FeO(tot):  11.39    Fe2O3:           FeO       :
MgO     :   7.48    CaO  :  12.30    Na2O      :
K2O     :   0.10    TiO2 :   1.24    MnO       :
P2O5    :           LOI  :   0.58    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   702.00    Piece: 1A
Hole: 462A  Top/Bottom Interval(mm):  230/ 250
Core:  40   Sample Depth:   703.74
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Slight        IGNEOUS      APHYRIC BASALT

SiO2    :  49.15    Al2O3:  14.04    Fe2O3(tot):
FeO(tot):  11.25    Fe2O3:           FeO       :
MgO     :   6.59    CaO  :  12.15    Na2O      :
K2O     :   0.25    TiO2 :   1.26    MnO       :
P2O5    :           LOI  :   2.18    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   702.00    Piece: 1B
Hole: 462A  Top/Bottom Interval(mm):  410/ 430
Core:  40   Sample Depth:   703.92
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Slight        IGNEOUS      APHYRIC BASALT

SiO2    :  49.74    Al2O3:  13.76    Fe2O3(tot):
FeO(tot):  11.88    Fe2O3:           FeO       :
MgO     :   6.73    CaO  :  12.41    Na2O      :
K2O     :   0.04    TiO2 :   1.23    MnO       :
P2O5    :           LOI  :   2.25    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   711.00    Piece: 1
Hole: 462A  Top/Bottom Interval(mm):  100/ 120
Core:  41   Sample Depth:   711.11
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE

SiO2    :  50.09    Al2O3:  13.56    Fe2O3(tot):
FeO(tot):  12.15    Fe2O3:           FeO       :
MgO     :   7.17    CaO  :  12.04    Na2O      :
K2O     :   0.04    TiO2 :   1.23    MnO       :
P2O5    :           LOI  :   0.71    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   711.00    Piece: 5C
Hole: 462A  Top/Bottom Interval(mm): 1300/1330
Core:  41   Sample Depth:   712.32
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE

SiO2    :  49.84    Al2O3:  13.67    Fe2O3(tot):
FeO(tot):  12.16    Fe2O3:           FeO       :
MgO     :   7.24    CaO  :  12.36    Na2O      :
K2O     :   0.04    TiO2 :   1.22    MnO       :
P2O5    :           LOI  :   0.59    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   711.00    Piece: 1C
Hole: 462A  Top/Bottom Interval(mm): 1100/1120
Core:  41   Sample Depth:   713.61
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE

SiO2    :  50.41    Al2O3:  13.62    Fe2O3(tot):
FeO(tot):  11.70    Fe2O3:           FeO       :
MgO     :   6.79    CaO  :  11.97    Na2O      :
K2O     :   0.02    TiO2 :   1.21    MnO       :
P2O5    :           LOI  :   0.67    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   711.00    Piece: 1B
Hole: 462A  Top/Bottom Interval(mm):  800/ 820
Core:  41   Sample Depth:   716.31
Sect:  4    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  50.04    Al2O3:  13.64    Fe2O3(tot):
FeO(tot):  11.09    Fe2O3:           FeO       :
MgO     :   7.36    CaO  :  12.04    Na2O      :
K2O     :   0.05    TiO2 :   1.21    MnO       :
P2O5    :           LOI  :   0.70    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   711.00    Piece: 1C
Hole: 462A  Top/Bottom Interval(mm):  860/ 900
Core:  41   Sample Depth:   716.38
Sect:  4    Analyst Name: Batiza, R.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):   8.84    Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :   1.88
K2O     :           TiO2 :           MnO       :
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analyses are NOT on a volatile-free basis.
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   711.00    Piece: 1E
Hole: 462A  Top/Bottom Interval(mm):  780/ 800
Core:  41   Sample Depth:   717.79
Sect:  5    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE

SiO2    :  50.28    Al2O3:  13.91    Fe2O3(tot):
FeO(tot):  11.04    Fe2O3:           FeO       :
MgO     :   7.35    CaO  :  12.08    Na2O      :
K2O     :   0.09    TiO2 :   1.19    MnO       :
P2O5    :           LOI  :   1.93    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   711.00    Piece: 1B
Hole: 462A  Top/Bottom Interval(mm): 1000/1020
Core:  41   Sample Depth:   719.51
Sect:  6    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  50.46    Al2O3:  13.24    Fe2O3(tot):
FeO(tot):  11.41    Fe2O3:           FeO       :
MgO     :   7.03    CaO  :  11.83    Na2O      :
K2O     :   0.32    TiO2 :   1.22    MnO       :
P2O5    :           LOI  :   1.03    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   711.00    Piece: 1F
Hole: 462A  Top/Bottom Interval(mm):  960/ 990
Core:  41   Sample Depth:   720.98
Sect:  7    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Fresh         IGNEOUS      DOLERITE

SiO2    :  49.80    Al2O3:  13.83    Fe2O3(tot):
FeO(tot):  11.67    Fe2O3:           FeO       :
MgO     :   6.59    CaO  :  11.75    Na2O      :
K2O     :   0.04    TiO2 :   1.23    MnO       :
P2O5    :           LOI  :   0.51    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   711.00    Piece: 1F
Hole: 462A  Top/Bottom Interval(mm): 1060/1090
Core:  41   Sample Depth:   721.08
Sect:  7    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Fresh         IGNEOUS      DOLERITE

SiO2    :  49.46    Al2O3:  11.60    Fe2O3(tot):
FeO(tot):  14.20    Fe2O3:           FeO       :
MgO     :  11.32    CaO  :   5.05    Na2O      :
K2O     :   0.56    TiO2 :   0.72    MnO       :
P2O5    :           LOI  :   4.92    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   729.00    Piece: 3
Hole: 462A  Top/Bottom Interval(mm):  540/ 570
Core:  44   Sample Depth:   729.56
Sect:  1    Analyst Name:

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
              IGNEOUS      BASALT

SiO2    :   49.7    Al2O3:   14.8    Fe2O3(tot):
FeO(tot):           Fe2O3:   1.40    FeO       :   9.31
MgO     :   8.36    CaO  :  12.60    Na2O      :   2.06
K2O     :   0.07    TiO2 :   0.94    MnO       :   0.24
P2O5    :   0.08    LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:  99.59    Magnesium#:  0.615

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.
Values for iron partitioning calculated.
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 : 61    Depth to Top of Core(m):   729.00    Piece: 4
Hole: 462A  Top/Bottom Interval(mm):  660/ 710
Core:  44   Sample Depth:   729.69
Sect:  1    Analyst Name: Batiza, R.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Moderate      IGNEOUS      CPX MODERATELY PHYRIC BASALT

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):  10.55    Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :   1.93
K2O     :           TiO2 :           MnO       :
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analyses are NOT on a volatile-free basis.
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   729.00    Piece: 4
Hole: 462A  Top/Bottom Interval(mm):  670/ 710
Core:  44   Sample Depth:   729.69
Sect:  1    Analyst Name: Batiza, R.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Moderate      IGNEOUS      CPX MODERATELY PHYRIC BASALT

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):   8.51    Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :   1.71
K2O     :           TiO2 :           MnO       :
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analyses are NOT on a volatile-free basis.
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   729.00    Piece: 8
Hole: 462A  Top/Bottom Interval(mm): 1280/1300
Core:  44   Sample Depth:   730.29
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Fresh         IGNEOUS      CPX MOD PHYRIC BASALT

SiO2    :  49.05    Al2O3:  13.83    Fe2O3(tot):
FeO(tot):  10.69    Fe2O3:           FeO       :
MgO     :   7.92    CaO  :  12.62    Na2O      :
K2O     :   0.02    TiO2 :   0.91    MnO       :
P2O5    :           LOI  :   0.32    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   729.00    Piece: 1
Hole: 462A  Top/Bottom Interval(mm):   70/  90
Core:  44   Sample Depth:   730.58
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Fresh         IGNEOUS      CPX MOD PHYRIC BASALT

SiO2    :  50.85    Al2O3:  13.47    Fe2O3(tot):
FeO(tot):  12.86    Fe2O3:           FeO       :
MgO     :   7.93    CaO  :   6.66    Na2O      :
K2O     :   0.74    TiO2 :   0.96    MnO       :
P2O5    :           LOI  :   7.46    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   729.00    Piece: 2
Hole: 462A  Top/Bottom Interval(mm):  120/ 160
Core:  44   Sample Depth:   730.64
Sect:  2    Analyst Name: Shcheka, S.A.

Analytical Method(s):
  Electron microprobe  Electron microprobe  Electron microprobe

Alteration    Rock type    Rock name
              IGNEOUS      BASALT

SiO2    :  51.35    Al2O3:  13.37    Fe2O3(tot):
FeO(tot):  10.75    Fe2O3:           FeO       :
MgO     :   6.97    CaO  :  11.65    Na2O      :   2.06
K2O     :   0.11    TiO2 :   0.95    MnO       :   0.21
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:  97.43    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   729.00    Piece: 6
Hole: 462A  Top/Bottom Interval(mm):  530/ 590
Core:  44   Sample Depth:   731.06
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Fresh         IGNEOUS      CPX MOD PHYRIC BASALT

SiO2    :  49.70    Al2O3:  14.53    Fe2O3(tot):
FeO(tot):  10.99    Fe2O3:           FeO       :
MgO     :   7.69    CaO  :  12.59    Na2O      :
K2O     :   0.05    TiO2 :   0.93    MnO       :
P2O5    :           LOI  :   0.22    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   729.00    Piece: 7
Hole: 462A  Top/Bottom Interval(mm):  820/ 870
Core:  44   Sample Depth:   731.35
Sect:  2    Analyst Name: Batiza, R.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Moderate      IGNEOUS      BASALT

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):   8.83    Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :   1.83
K2O     :           TiO2 :           MnO       :
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analyses are NOT on a volatile-free basis.
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   729.00    Piece: 8
Hole: 462A  Top/Bottom Interval(mm): 1060/1090
Core:  44   Sample Depth:   731.58
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Fresh         IGNEOUS      CPX MOD PHYRIC BASALT

SiO2    :  49.66    Al2O3:  14.47    Fe2O3(tot):
FeO(tot):  10.72    Fe2O3:           FeO       :
MgO     :   7.32    CaO  :  12.97    Na2O      :
K2O     :   0.03    TiO2 :   0.94    MnO       :
P2O5    :           LOI  :   0.62    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   733.00    Piece: 1A
Hole: 462A  Top/Bottom Interval(mm):   70/  80
Core:  45   Sample Depth:   733.08
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Extensive     IGNEOUS      PLAG-CPX SPARSELY PHYRIC BASALT

SiO2    :  50.73    Al2O3:  14.30    Fe2O3(tot):
FeO(tot):  10.73    Fe2O3:           FeO       :
MgO     :   7.67    CaO  :  12.38    Na2O      :
K2O     :   0.01    TiO2 :   0.93    MnO       :
P2O5    :           LOI  :   0.81    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   733.00    Piece: 2A
Hole: 462A  Top/Bottom Interval(mm):  140/ 170
Core:  45   Sample Depth:   734.66
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Extensive     IGNEOUS      PLAG-CPX SPARSELY PHYRIC BASALT

SiO2    :  49.26    Al2O3:  14.46    Fe2O3(tot):
FeO(tot):  11.02    Fe2O3:           FeO       :
MgO     :   7.70    CaO  :  12.83    Na2O      :
K2O     :   0.03    TiO2 :   0.95    MnO       :
P2O5    :           LOI  :   0.26    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   733.00    Piece: 1A
Hole: 462A  Top/Bottom Interval(mm):    0/  30
Core:  45   Sample Depth:   736.02
Sect:  3    Analyst Name:

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
              IGNEOUS      BASALT

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):           Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :
K2O     :   0.05    TiO2 :   0.94    MnO       :
P2O5    :   0.10    LOI  :           H2O+      :
H2O-    :           CO2  :           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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   733.00    Piece: 1D
Hole: 462A  Top/Bottom Interval(mm):  500/ 520
Core:  45   Sample Depth:   736.51
Sect:  3    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Slight        IGNEOUS      SPARSELY PHYRIC BASALT

SiO2    :  50.02    Al2O3:  14.20    Fe2O3(tot):
FeO(tot):  10.70    Fe2O3:           FeO       :
MgO     :   7.56    CaO  :  12.50    Na2O      :
K2O     :  0.008    TiO2 :   0.93    MnO       :
P2O5    :           LOI  :   0.66    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   738.00    Piece: 3A
Hole: 462A  Top/Bottom Interval(mm):  610/ 630
Core:  46   Sample Depth:   740.12
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Extensive     IGNEOUS      CPX-PLAG MICROPHYRIC BASALT

SiO2    :  48.93    Al2O3:  14.50    Fe2O3(tot):
FeO(tot):  10.15    Fe2O3:           FeO       :
MgO     :   7.96    CaO  :  12.57    Na2O      :
K2O     :  0.006    TiO2 :   0.93    MnO       :
P2O5    :           LOI  :   0.62    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   738.00    Piece: 3A
Hole: 462A  Top/Bottom Interval(mm):  720/ 740
Core:  46   Sample Depth:   740.23
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Extensive     IGNEOUS      CPX-PLAG MICROPHYRIC BASALT

SiO2    :  50.39    Al2O3:  14.31    Fe2O3(tot):
FeO(tot):  10.88    Fe2O3:           FeO       :
MgO     :   8.07    CaO  :  12.55    Na2O      :
K2O     :  0.007    TiO2 :   0.90    MnO       :
P2O5    :           LOI  :   0.96    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   738.00    Piece: 4
Hole: 462A  Top/Bottom Interval(mm): 1220/1240
Core:  46   Sample Depth:   740.73
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Extensive     IGNEOUS      CPX-PLAG MICROPHYRIC BASALT

SiO2    :  49.50    Al2O3:  14.37    Fe2O3(tot):
FeO(tot):   9.92    Fe2O3:           FeO       :
MgO     :   6.88    CaO  :  11.82    Na2O      :
K2O     :  0.008    TiO2 :   0.85    MnO       :
P2O5    :           LOI  :   0.65    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   738.00    Piece: 2B
Hole: 462A  Top/Bottom Interval(mm): 1180/1200
Core:  46   Sample Depth:   743.69
Sect:  4    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      CPX-PLAG MICROPHYRIC BASALT

SiO2    :  49.09    Al2O3:  14.10    Fe2O3(tot):
FeO(tot):  10.75    Fe2O3:           FeO       :
MgO     :   7.38    CaO  :  12.65    Na2O      :
K2O     :  0.003    TiO2 :   0.90    MnO       :
P2O5    :           LOI  :   0.85    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   738.00    Piece: 4
Hole: 462A  Top/Bottom Interval(mm):  920/ 940
Core:  46   Sample Depth:   744.93
Sect:  5    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      CPX-PLAG MICROPHYRIC BASALT

SiO2    :  49.35    Al2O3:  14.53    Fe2O3(tot):
FeO(tot):  10.80    Fe2O3:           FeO       :
MgO     :   7.47    CaO  :  12.98    Na2O      :
K2O     :  0.043    TiO2 :   0.94    MnO       :
P2O5    :           LOI  :   0.23    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   747.00    Piece: 8
Hole: 462A  Top/Bottom Interval(mm):  880/ 900
Core:  47   Sample Depth:   747.89
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Fresh         IGNEOUS      DOLERITE

SiO2    :  49.26    Al2O3:  14.15    Fe2O3(tot):
FeO(tot):  10.92    Fe2O3:           FeO       :
MgO     :   7.79    CaO  :  11.81    Na2O      :
K2O     :  0.137    TiO2 :   0.92    MnO       :
P2O5    :           LOI  :   1.97    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   747.00    Piece: 9
Hole: 462A  Top/Bottom Interval(mm):  950/ 980
Core:  47   Sample Depth:   747.97
Sect:  1    Analyst Name: Shcheka, S.A.

Analytical Method(s):
  Electron microprobe  Electron microprobe  Electron microprobe

Alteration    Rock type    Rock name
Slight        IGNEOUS      CPX SPARSELY PHYRIC BASALT

SiO2    :  51.17    Al2O3:  13.72    Fe2O3(tot):
FeO(tot):  10.54    Fe2O3:           FeO       :
MgO     :   7.40    CaO  :  12.15    Na2O      :   1.97
K2O     :   0.12    TiO2 :   0.94    MnO       :   0.19
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:  98.19    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   747.00    Piece: 1
Hole: 462A  Top/Bottom Interval(mm):  120/ 140
Core:  47   Sample Depth:   748.63
Sect:  2    Analyst Name:

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
              IGNEOUS      BASALT

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):           Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :
K2O     :   0.05    TiO2 :   0.90    MnO       :
P2O5    :   0.09    LOI  :           H2O+      :
H2O-    :           CO2  :           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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   747.00    Piece: 3
Hole: 462A  Top/Bottom Interval(mm):  900/ 940
Core:  47   Sample Depth:   749.42
Sect:  2    Analyst Name: Batiza, R.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Slight        IGNEOUS      CPX MODERATELY PHYRIC BASALT

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):  10.73    Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :   2.01
K2O     :           TiO2 :           MnO       :
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analyses are NOT on a volatile-free basis.
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   747.00    Piece: 3
Hole: 462A  Top/Bottom Interval(mm):  980/1000
Core:  47   Sample Depth:   749.49
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Fresh         IGNEOUS      DOLERITE

SiO2    :  49.02    Al2O3:  14.04    Fe2O3(tot):
FeO(tot):  10.79    Fe2O3:           FeO       :
MgO     :   8.01    CaO  :  12.69    Na2O      :
K2O     :  0.003    TiO2 :   0.90    MnO       :
P2O5    :           LOI  :   0.81    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   747.00    Piece: 3
Hole: 462A  Top/Bottom Interval(mm):  140/ 170
Core:  47   Sample Depth:   750.16
Sect:  3    Analyst Name: Haramura, H.

Analytical Method(s):
  Electron microprobe  Electron microprobe  Electron microprobe

Alteration    Rock type    Rock name
Slight        IGNEOUS      CPX MODERATELY PHYRIC BASALT

SiO2    :  51.44    Al2O3:  14.02    Fe2O3(tot):
FeO(tot):           Fe2O3:   1.19    FeO       :   9.63
MgO     :   7.05    CaO  :  12.52    Na2O      :   1.84
K2O     :   0.09    TiO2 :   1.00    MnO       :   0.18
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:  99.01    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
Values for iron partitioning calculated.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   747.00    Piece: 3
Hole: 462A  Top/Bottom Interval(mm):  300/ 320
Core:  47   Sample Depth:   750.31
Sect:  3    Analyst Name:

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
              IGNEOUS      BASALT

SiO2    :   49.6    Al2O3:   14.9    Fe2O3(tot):
FeO(tot):           Fe2O3:   1.42    FeO       :   9.44
MgO     :   7.56    CaO  :  12.74    Na2O      :   2.00
K2O     :   0.05    TiO2 :   0.95    MnO       :   0.22
P2O5    :   0.07    LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:  99.00    Magnesium#:  0.588

Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Values for iron partitioning calculated.
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 : 61    Depth to Top of Core(m):   747.00    Piece: 5
Hole: 462A  Top/Bottom Interval(mm):  740/ 770
Core:  47   Sample Depth:   750.76
Sect:  3    Analyst Name: Shcheka, S.A.

Analytical Method(s):
  Electron microprobe  Electron microprobe  Electron microprobe

Alteration    Rock type    Rock name
Slight        IGNEOUS      CPX SPARSELY PHYRIC BASALT

SiO2    :  50.30    Al2O3:  13.83    Fe2O3(tot):
FeO(tot):  10.74    Fe2O3:           FeO       :
MgO     :   7.11    CaO  :  12.12    Na2O      :   2.05
K2O     :   0.13    TiO2 :   0.95    MnO       :   0.20
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:  97.44    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   756.00    Piece: 3B
Hole: 462A  Top/Bottom Interval(mm): 1000/1020
Core:  48   Sample Depth:   757.01
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Extensive     IGNEOUS      DOLERITE

SiO2    :  48.53    Al2O3:  14.04    Fe2O3(tot):
FeO(tot):  10.68    Fe2O3:           FeO       :
MgO     :   7.97    CaO  :  12.77    Na2O      :
K2O     :  0.018    TiO2 :   0.90    MnO       :
P2O5    :           LOI  :   0.93    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   756.00    Piece: 3A
Hole: 462A  Top/Bottom Interval(mm): 1060/1090
Core:  48   Sample Depth:   758.58
Sect:  2    Analyst Name: Haramura, H.

Analytical Method(s):
  Electron microprobe  Electron microprobe  Electron microprobe

Alteration    Rock type    Rock name
              IGNEOUS      PLAG-CPX SPARSELY PHYRIC BASALT

SiO2    :  50.33    Al2O3:  14.11    Fe2O3(tot):
FeO(tot):           Fe2O3:   1.27    FeO       :  10.26
MgO     :   8.05    CaO  :  12.24    Na2O      :   2.12
K2O     :   0.08    TiO2 :   0.92    MnO       :   0.13
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:  99.56    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
Values for iron partitioning calculated.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   756.00    Piece: 2D
Hole: 462A  Top/Bottom Interval(mm):  520/ 540
Core:  48   Sample Depth:   761.03
Sect:  4    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Extensive     IGNEOUS      DOLERITE

SiO2    :  48.70    Al2O3:  13.83    Fe2O3(tot):
FeO(tot):  10.90    Fe2O3:           FeO       :
MgO     :   8.15    CaO  :  12.57    Na2O      :
K2O     :   0.04    TiO2 :   0.90    MnO       :
P2O5    :           LOI  :   0.81    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   756.00    Piece: 2F
Hole: 462A  Top/Bottom Interval(mm):  720/ 740
Core:  48   Sample Depth:   761.23
Sect:  4    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Extensive     IGNEOUS      DOLERITE

SiO2    :  48.38    Al2O3:  14.22    Fe2O3(tot):
FeO(tot):  10.87    Fe2O3:           FeO       :
MgO     :   8.36    CaO  :  13.05    Na2O      :
K2O     :  0.033    TiO2 :   0.92    MnO       :
P2O5    :           LOI  :   0.69    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   765.00    Piece: 8A
Hole: 462A  Top/Bottom Interval(mm):  550/ 580
Core:  49   Sample Depth:   765.57
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE

SiO2    :  48.80    Al2O3:  14.07    Fe2O3(tot):
FeO(tot):  10.85    Fe2O3:           FeO       :
MgO     :   7.70    CaO  :  12.59    Na2O      :
K2O     :  0.049    TiO2 :   0.93    MnO       :
P2O5    :           LOI  :   0.14    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   765.00    Piece: 8D
Hole: 462A  Top/Bottom Interval(mm):  830/ 850
Core:  49   Sample Depth:   765.84
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE

SiO2    :  49.08    Al2O3:  13.93    Fe2O3(tot):
FeO(tot):  10.84    Fe2O3:           FeO       :
MgO     :   7.96    CaO  :  12.37    Na2O      :
K2O     :  0.019    TiO2 :   0.92    MnO       :
P2O5    :           LOI  :   0.85    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   765.00    Piece: 4
Hole: 462A  Top/Bottom Interval(mm):  650/ 680
Core:  49   Sample Depth:   768.67
Sect:  3    Analyst Name: Batiza, R.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Fresh         IGNEOUS      DOLERITE SILL

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):   10.6    Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :   1.96
K2O     :           TiO2 :           MnO       :
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analyses are NOT on a volatile-free basis.
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   765.00    Piece: 4
Hole: 462A  Top/Bottom Interval(mm):  700/ 720
Core:  49   Sample Depth:   768.71
Sect:  3    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE

SiO2    :  49.28    Al2O3:  13.82    Fe2O3(tot):
FeO(tot):  11.01    Fe2O3:           FeO       :
MgO     :   8.08    CaO  :  12.32    Na2O      :
K2O     :  0.002    TiO2 :   0.95    MnO       :
P2O5    :           LOI  :   0.98    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   765.00    Piece: 2B
Hole: 462A  Top/Bottom Interval(mm):  410/ 430
Core:  49   Sample Depth:   769.92
Sect:  4    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE

SiO2    :  48.70    Al2O3:  13.91    Fe2O3(tot):
FeO(tot):  10.76    Fe2O3:           FeO       :
MgO     :   8.43    CaO  :  12.44    Na2O      :
K2O     :  0.007    TiO2 :   0.95    MnO       :
P2O5    :           LOI  :   1.20    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   774.00    Piece: 1B
Hole: 462A  Top/Bottom Interval(mm):  130/ 150
Core:  50   Sample Depth:   774.14
Sect:  1    Analyst Name:

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
              IGNEOUS      DOLERITE

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):           Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :
K2O     :   0.06    TiO2 :   0.93    MnO       :
P2O5    :   0.10    LOI  :           H2O+      :
H2O-    :           CO2  :           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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   774.00    Piece: 1C
Hole: 462A  Top/Bottom Interval(mm):  710/ 730
Core:  50   Sample Depth:   776.22
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Fresh         IGNEOUS      DOLERITE

SiO2    :  48.48    Al2O3:  13.77    Fe2O3(tot):
FeO(tot):  10.91    Fe2O3:           FeO       :
MgO     :   8.51    CaO  :  12.17    Na2O      :
K2O     :  0.021    TiO2 :   0.93    MnO       :
P2O5    :           LOI  :   0.93    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   774.00    Piece: 1A
Hole: 462A  Top/Bottom Interval(mm):  110/ 140
Core:  50   Sample Depth:   777.13
Sect:  3    Analyst Name: Batiza, R.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Moderate      IGNEOUS      APHYRIC DOLERITE

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):  10.74    Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :   1.91
K2O     :           TiO2 :           MnO       :
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analyses are NOT on a volatile-free basis.
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   774.00    Piece: 1A
Hole: 462A  Top/Bottom Interval(mm):  150/ 170
Core:  50   Sample Depth:   777.16
Sect:  3    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  49.54    Al2O3:  12.77    Fe2O3(tot):
FeO(tot):  11.26    Fe2O3:           FeO       :
MgO     :   8.81    CaO  :  11.33    Na2O      :
K2O     :  0.416    TiO2 :   0.99    MnO       :
P2O5    :           LOI  :   1.08    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   774.00    Piece: 1D
Hole: 462A  Top/Bottom Interval(mm): 1300/1340
Core:  50   Sample Depth:   778.32
Sect:  3    Analyst Name: Batiza, R.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Moderate      IGNEOUS      APHYRIC DOLERITE

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):  11.55    Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :   2.06
K2O     :           TiO2 :           MnO       :
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analyses are NOT on a volatile-free basis.
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   774.00    Piece: 1E
Hole: 462A  Top/Bottom Interval(mm): 1300/1340
Core:  50   Sample Depth:   778.32
Sect:  3    Analyst Name: Haramura, H.

Analytical Method(s):
  Wet chemical  Wet chemical  Wet chemical

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE SILL

SiO2    :  48.75    Al2O3:  15.20    Fe2O3(tot):
FeO(tot):           Fe2O3:   3.63    FeO       :   6.85
MgO     :   8.39    CaO  :  12.02    Na2O      :   1.94
K2O     :   0.04    TiO2 :   0.91    MnO       :   0.19
P2O5    :   0.12    LOI  :           H2O+      :   1.00
H2O-    :   0.79    CO2  :           SO3       :
S       : 0.0100    Total:  99.83    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is 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 : 61    Depth to Top of Core(m):   774.00    Piece: 1K
Hole: 462A  Top/Bottom Interval(mm): 1090/1110
Core:  50   Sample Depth:   782.60
Sect:  6    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE

SiO2    :  49.27    Al2O3:  13.85    Fe2O3(tot):
FeO(tot):  10.95    Fe2O3:           FeO       :
MgO     :   8.56    CaO  :  12.15    Na2O      :
K2O     :  0.015    TiO2 :   0.91    MnO       :
P2O5    :           LOI  :   2.32    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   778.50    Piece: 1D
Hole: 462A  Top/Bottom Interval(mm):  170/ 220
Core:  51   Sample Depth:   783.20
Sect:  4    Analyst Name: Batiza, R.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Extensive     IGNEOUS      MICRODOLERITE-BASALT

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):  11.32    Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :   2.06
K2O     :           TiO2 :           MnO       :
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analyses are NOT on a volatile-free basis.
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   778.50    Piece: 1E
Hole: 462A  Top/Bottom Interval(mm):  270/ 300
Core:  51   Sample Depth:   783.28
Sect:  4    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Extensive     IGNEOUS      APHYRIC BASALT

SiO2    :  48.89    Al2O3:  13.91    Fe2O3(tot):
FeO(tot):  11.23    Fe2O3:           FeO       :
MgO     :   7.81    CaO  :  11.72    Na2O      :
K2O     :  0.118    TiO2 :   0.99    MnO       :
P2O5    :           LOI  :   1.16    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   778.50    Piece: 1E
Hole: 462A  Top/Bottom Interval(mm):  270/ 300
Core:  51   Sample Depth:   783.28
Sect:  4    Analyst Name: Shcheka, S.A.

Analytical Method(s):
  Wet chemical  Wet chemical  Wet chemical

Alteration    Rock type    Rock name
Slight        IGNEOUS      MICRODOLERITE

SiO2    :  47.90    Al2O3:  13.88    Fe2O3(tot):
FeO(tot):           Fe2O3:   5.66    FeO       :   6.13
MgO     :   7.43    CaO  :   8.99    Na2O      :   1.54
K2O     :   0.27    TiO2 :   0.95    MnO       :   0.18
P2O5    :           LOI  :           H2O+      :   3.40
H2O-    :           CO2  :   0.36    SO3       :
S       :           Total:  99.61    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   787.50    Piece: 1
Hole: 462A  Top/Bottom Interval(mm):  190/ 210
Core:  52   Sample Depth:   790.70
Sect:  3    Analyst Name:

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
              IGNEOUS      BASALT

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):           Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :
K2O     :   0.06    TiO2 :   1.00    MnO       :
P2O5    :   0.10    LOI  :           H2O+      :
H2O-    :           CO2  :           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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   787.50    Piece: 2
Hole: 462A  Top/Bottom Interval(mm):  490/ 510
Core:  52   Sample Depth:   792.50
Sect:  4    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      APHYRIC BASALT

SiO2    :  48.84    Al2O3:  13.83    Fe2O3(tot):
FeO(tot):  11.11    Fe2O3:           FeO       :
MgO     :   7.30    CaO  :  12.55    Na2O      :
K2O     :  0.001    TiO2 :   0.98    MnO       :
P2O5    :           LOI  :   0.26    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   806.50    Piece: 4D
Hole: 462A  Top/Bottom Interval(mm):  610/ 640
Core:  56   Sample Depth:   807.13
Sect:  1    Analyst Name: Batiza, R.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Slight        IGNEOUS      OL-PLAG-CPX MODERATELY PHYRIC DOLERITE

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):  11.04    Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :   2.02
K2O     :           TiO2 :           MnO       :
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analyses are NOT on a volatile-free basis.
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   806.50    Piece: 4E
Hole: 462A  Top/Bottom Interval(mm):  650/ 680
Core:  56   Sample Depth:   807.17
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Extensive     IGNEOUS      MICRODOLERITE

SiO2    :  49.53    Al2O3:  13.65    Fe2O3(tot):
FeO(tot):  10.92    Fe2O3:           FeO       :
MgO     :   7.58    CaO  :  12.41    Na2O      :
K2O     :  0.004    TiO2 :   0.95    MnO       :
P2O5    :           LOI  :   1.25    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   806.50    Piece: 4I
Hole: 462A  Top/Bottom Interval(mm): 1310/1340
Core:  56   Sample Depth:   807.83
Sect:  1    Analyst Name: Batiza, R.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):  10.97    Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :   2.01
K2O     :           TiO2 :           MnO       :
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analyses are NOT on a volatile-free basis.
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   806.50    Piece: 4K
Hole: 462A  Top/Bottom Interval(mm): 1450/1470
Core:  56   Sample Depth:   807.96
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Extensive     IGNEOUS      MICRODOLERITE

SiO2    :  49.98    Al2O3:  14.08    Fe2O3(tot):
FeO(tot):  10.71    Fe2O3:           FeO       :
MgO     :   7.98    CaO  :  12.57    Na2O      :
K2O     :  0.004    TiO2 :   0.99    MnO       :
P2O5    :           LOI  :   0.31    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   824.50    Piece: 2B
Hole: 462A  Top/Bottom Interval(mm):  370/ 390
Core:  58   Sample Depth:   827.88
Sect:  3    Analyst Name:

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
              IGNEOUS      BASALT

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):           Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :
K2O     :   0.05    TiO2 :   1.09    MnO       :
P2O5    :   0.11    LOI  :           H2O+      :
H2O-    :           CO2  :           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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   824.50    Piece: 6
Hole: 462A  Top/Bottom Interval(mm):  990/1010
Core:  58   Sample Depth:   830.00
Sect:  4    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Fresh         IGNEOUS      CPX PHYRIC BASALT

SiO2    :  48.57    Al2O3:  14.06    Fe2O3(tot):
FeO(tot):  10.96    Fe2O3:           FeO       :
MgO     :   7.87    CaO  :  12.62    Na2O      :
K2O     :  0.004    TiO2 :   1.02    MnO       :
P2O5    :           LOI  :   0.51    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   833.50    Piece: 2
Hole: 462A  Top/Bottom Interval(mm): 1320/1340
Core:  59   Sample Depth:   837.83
Sect:  3    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  49.54    Al2O3:  13.51    Fe2O3(tot):
FeO(tot):  11.13    Fe2O3:           FeO       :
MgO     :   7.98    CaO  :  12.22    Na2O      :
K2O     :  0.016    TiO2 :   0.98    MnO       :
P2O5    :           LOI  :   0.82    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   833.50    Piece: 7
Hole: 462A  Top/Bottom Interval(mm): 1310/1330
Core:  59   Sample Depth:   842.32
Sect:  6    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      CPX SPARSELY PHYRIC BASALT

SiO2    :  50.18    Al2O3:  13.70    Fe2O3(tot):
FeO(tot):  11.43    Fe2O3:           FeO       :
MgO     :   7.78    CaO  :  12.60    Na2O      :
K2O     :  0.029    TiO2 :   1.01    MnO       :
P2O5    :           LOI  :   0.29    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   842.50    Piece: 9
Hole: 462A  Top/Bottom Interval(mm): 1020/1050
Core:  60   Sample Depth:   843.53
Sect:  1    Analyst Name:

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
              IGNEOUS      BASALT

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):           Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :
K2O     :   0.08    TiO2 :   1.08    MnO       :
P2O5    :   0.10    LOI  :           H2O+      :
H2O-    :           CO2  :           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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   842.50    Piece: 4
Hole: 462A  Top/Bottom Interval(mm):  990/1010
Core:  60   Sample Depth:   846.50
Sect:  3    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      CPX SPARSELY PHYRIC BASALT

SiO2    :  47.90    Al2O3:  13.70    Fe2O3(tot):
FeO(tot):  10.87    Fe2O3:           FeO       :
MgO     :   7.35    CaO  :  12.51    Na2O      :
K2O     :  0.021    TiO2 :   1.01    MnO       :
P2O5    :           LOI  :   0.36    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   842.50    Piece: 4
Hole: 462A  Top/Bottom Interval(mm): 1000/1020
Core:  60   Sample Depth:   846.51
Sect:  3    Analyst Name: Batiza, R.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Moderate      IGNEOUS      PLAG-OL SPARSELY PHYRIC BASALT

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):  11.24    Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :   2.02
K2O     :           TiO2 :           MnO       :
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analyses are NOT on a volatile-free basis.
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   851.50    Piece: 4
Hole: 462A  Top/Bottom Interval(mm):  300/ 320
Core:  61   Sample Depth:   851.81
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Slight        IGNEOUS      APHYRIC BASALT

SiO2    :  47.49    Al2O3:  13.64    Fe2O3(tot):
FeO(tot):  11.11    Fe2O3:           FeO       :
MgO     :   7.35    CaO  :  12.36    Na2O      :
K2O     :  0.096    TiO2 :   1.01    MnO       :
P2O5    :           LOI  :   0.63    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   851.50    Piece: 7
Hole: 462A  Top/Bottom Interval(mm): 1150/1180
Core:  61   Sample Depth:   854.17
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Slight        IGNEOUS      APHYRIC BASALT

SiO2    :  47.81    Al2O3:  13.87    Fe2O3(tot):
FeO(tot):  10.98    Fe2O3:           FeO       :
MgO     :   7.55    CaO  :  12.36    Na2O      :
K2O     :  0.042    TiO2 :   1.03    MnO       :
P2O5    :           LOI  :   0.01    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   860.50    Piece: 1A
Hole: 462A  Top/Bottom Interval(mm):  100/ 120
Core:  62   Sample Depth:   862.11
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Slight        IGNEOUS      APHYRIC BASALT

SiO2    :  50.18    Al2O3:  14.07    Fe2O3(tot):
FeO(tot):  10.99    Fe2O3:           FeO       :
MgO     :   7.55    CaO  :  12.88    Na2O      :
K2O     :  0.018    TiO2 :   1.04    MnO       :
P2O5    :           LOI  :   1.01    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   860.50    Piece: 2E
Hole: 462A  Top/Bottom Interval(mm): 1280/1320
Core:  62   Sample Depth:   863.30
Sect:  2    Analyst Name: Haramura, H.

Analytical Method(s):
  Electron microprobe  Electron microprobe  Electron microprobe

Alteration    Rock type    Rock name
Slight        IGNEOUS      PILLOW BASALT

SiO2    :  50.74    Al2O3:  13.78    Fe2O3(tot):
FeO(tot):           Fe2O3:   1.18    FeO       :   9.52
MgO     :   7.67    CaO  :  12.61    Na2O      :   1.91
K2O     :   0.09    TiO2 :   0.93    MnO       :   0.13
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:  98.61    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
Values for iron partitioning calculated.
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   864.50    Piece: 4A
Hole: 462A  Top/Bottom Interval(mm):  360/ 380
Core:  63   Sample Depth:   864.87
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Extensive     IGNEOUS      MICRODOLERITE

SiO2    :  49.19    Al2O3:   9.02    Fe2O3(tot):
FeO(tot):  13.93    Fe2O3:           FeO       :
MgO     :  10.46    CaO  :  10.90    Na2O      :
K2O     :  0.074    TiO2 :   1.33    MnO       :
P2O5    :           LOI  :   2.08    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   869.50    Piece: 1B
Hole: 462A  Top/Bottom Interval(mm):  170/ 200
Core:  64   Sample Depth:   869.69
Sect:  1    Analyst Name:

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
              IGNEOUS      BASALT

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):           Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :
K2O     :   0.06    TiO2 :   1.07    MnO       :
P2O5    :   0.11    LOI  :           H2O+      :
H2O-    :           CO2  :           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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   869.50    Piece: 1B
Hole: 462A  Top/Bottom Interval(mm):  300/ 320
Core:  64   Sample Depth:   874.31
Sect:  4    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Slight        IGNEOUS      CPX SPARSELY PHYRIC BASALT

SiO2    :  49.18    Al2O3:  14.23    Fe2O3(tot):
FeO(tot):  10.76    Fe2O3:           FeO       :
MgO     :   7.47    CaO  :  12.56    Na2O      :
K2O     :   0.11    TiO2 :   1.02    MnO       :
P2O5    :           LOI  :   0.31    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   876.50    Piece: 1
Hole: 462A  Top/Bottom Interval(mm):   10/  60
Core:  65   Sample Depth:   876.53
Sect:  1    Analyst Name: Shcheka, S.A.

Analytical Method(s):
  Wet chemical  Wet chemical  Wet chemical

Alteration    Rock type    Rock name
Slight        IGNEOUS      CPX SPARSELY PHYRIC DOLERITE SILL

SiO2    :  49.25    Al2O3:  14.20    Fe2O3(tot):
FeO(tot):           Fe2O3:   4.00    FeO       :   6.70
MgO     :   8.06    CaO  :  12.37    Na2O      :   2.34
K2O     :   0.03    TiO2 :   0.98    MnO       :   0.19
P2O5    :           LOI  :           H2O+      :   1.53
H2O-    :           CO2  :   1.26    SO3       :
S       :           Total: 100.86    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   876.50    Piece: 3
Hole: 462A  Top/Bottom Interval(mm):  590/ 610
Core:  65   Sample Depth:   877.10
Sect:  1    Analyst Name: Batiza, R.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
              IGNEOUS      CPX SPARSELY PHYRIC DOLERITE

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):  10.40    Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :   1.97
K2O     :           TiO2 :           MnO       :
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analyses are NOT on a volatile-free basis.
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   876.50    Piece: 3
Hole: 462A  Top/Bottom Interval(mm):  590/ 610
Core:  65   Sample Depth:   877.10
Sect:  1    Analyst Name: Haramura, H.

Analytical Method(s):
  Wet chemical  Wet chemical  Wet chemical

Alteration    Rock type    Rock name
Slight        IGNEOUS      CPX SPARSELY PHYRIC BASALT

SiO2    :  48.87    Al2O3:  15.58    Fe2O3(tot):
FeO(tot):           Fe2O3:   3.29    FeO       :   7.70
MgO     :   7.83    CaO  :  11.47    Na2O      :   1.96
K2O     :   0.03    TiO2 :   0.99    MnO       :   0.19
P2O5    :   0.11    LOI  :           H2O+      :   1.00
H2O-    :   0.77    CO2  :           SO3       :
S       : 0.0140    Total:  99.79    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is 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 : 61    Depth to Top of Core(m):   876.50    Piece: 1
Hole: 462A  Top/Bottom Interval(mm):  600/ 620
Core:  65   Sample Depth:   878.61
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  50.11    Al2O3:  14.02    Fe2O3(tot):
FeO(tot):  11.25    Fe2O3:           FeO       :
MgO     :   7.67    CaO  :  12.25    Na2O      :
K2O     :  0.074    TiO2 :   1.01    MnO       :
P2O5    :           LOI  :   0.55    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   876.50    Piece: 1
Hole: 462A  Top/Bottom Interval(mm):  940/ 960
Core:  65   Sample Depth:   878.95
Sect:  2    Analyst Name:

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
              IGNEOUS      BASALT

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):           Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :
K2O     :   0.06    TiO2 :   1.07    MnO       :
P2O5    :   0.11    LOI  :           H2O+      :
H2O-    :           CO2  :           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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   876.50    Piece: 1
Hole: 462A  Top/Bottom Interval(mm):  180/ 200
Core:  65   Sample Depth:   879.69
Sect:  3    Analyst Name: Shcheka, S.A.

Analytical Method(s):
  Wet chemical  Wet chemical  Wet chemical

Alteration    Rock type    Rock name
Slight        IGNEOUS      CPX SPARSELY PHYRIC DOLERITE SILL

SiO2    :  49.60    Al2O3:  14.21    Fe2O3(tot):
FeO(tot):           Fe2O3:   3.67    FeO       :   6.92
MgO     :   8.05    CaO  :  12.31    Na2O      :   2.13
K2O     :   0.03    TiO2 :   1.01    MnO       :   0.20
P2O5    :           LOI  :           H2O+      :   1.72
H2O-    :           CO2  :   0.49    SO3       :
S       :           Total: 100.34    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   883.00    Piece: 1H
Hole: 462A  Top/Bottom Interval(mm): 1430/1470
Core:  66   Sample Depth:   884.45
Sect:  1    Analyst Name: Shcheka, S.A.

Analytical Method(s):
  Wet chemical  Wet chemical  Wet chemical

Alteration    Rock type    Rock name
Slight        IGNEOUS      CPX PHYRIC DOLERITE SILL

SiO2    :  49.75    Al2O3:   4.07    Fe2O3(tot):
FeO(tot):           Fe2O3:   2.71    FeO       :   8.46
MgO     :   8.30    CaO  :  11.73    Na2O      :   2.08
K2O     :   0.05    TiO2 :   1.02    MnO       :   0.20
P2O5    :           LOI  :           H2O+      :   1.40
H2O-    :           CO2  :   0.54    SO3       :
S       :           Total:  99.85    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   883.00    Piece: 1F
Hole: 462A  Top/Bottom Interval(mm): 1430/1480
Core:  66   Sample Depth:   887.46
Sect:  3    Analyst Name: Shcheka, S.A.

Analytical Method(s):
  Wet chemical  Wet chemical  Wet chemical

Alteration    Rock type    Rock name
Slight        IGNEOUS      CPX SPARSELY PHYRIC DOLERITE SILL

SiO2    :  49.50    Al2O3:  14.30    Fe2O3(tot):
FeO(tot):           Fe2O3:   3.42    FeO       :   8.06
MgO     :   8.10    CaO  :  11.89    Na2O      :   2.11
K2O     :   0.03    TiO2 :   1.02    MnO       :   0.21
P2O5    :           LOI  :           H2O+      :   1.60
H2O-    :           CO2  :   0.32    SO3       :
S       :           Total: 100.56    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   883.00    Piece:
Hole: 462A  Top/Bottom Interval(mm): 1450/1500
Core:  66   Sample Depth:   890.48
Sect:  5    Analyst Name: Shcheka, S.A.

Analytical Method(s):
  Wet chemical  Wet chemical  Wet chemical

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE SILL

SiO2    :  49.90    Al2O3:  14.16    Fe2O3(tot):
FeO(tot):           Fe2O3:   6.40    FeO       :   4.69
MgO     :   8.28    CaO  :  11.56    Na2O      :   2.20
K2O     :   0.13    TiO2 :   1.03    MnO       :   0.20
P2O5    :           LOI  :           H2O+      :   1.59
H2O-    :           CO2  :   0.30    SO3       :
S       :           Total:  99.99    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   883.00    Piece: 1B
Hole: 462A  Top/Bottom Interval(mm):  330/ 350
Core:  66   Sample Depth:   892.34
Sect:  7    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Fresh         IGNEOUS      DOLERITE

SiO2    :  50.42    Al2O3:  14.04    Fe2O3(tot):
FeO(tot):  11.90    Fe2O3:           FeO       :
MgO     :   8.04    CaO  :  12.38    Na2O      :
K2O     :  0.093    TiO2 :   1.01    MnO       :
P2O5    :           LOI  :   0.47    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   892.00    Piece: 1E
Hole: 462A  Top/Bottom Interval(mm): 1070/1120
Core:  67   Sample Depth:   897.60
Sect:  4    Analyst Name: Shcheka, S.A.

Analytical Method(s):
  Wet chemical  Wet chemical  Wet chemical

Alteration    Rock type    Rock name
Slight        IGNEOUS      CPX SPARSELY PHYRIC DOLERITE

SiO2    :  49.30    Al2O3:  14.29    Fe2O3(tot):
FeO(tot):           Fe2O3:   3.51    FeO       :   7.84
MgO     :   8.61    CaO  :  12.15    Na2O      :   1.97
K2O     :   0.03    TiO2 :   0.94    MnO       :   0.21
P2O5    :           LOI  :           H2O+      :   1.23
H2O-    :           CO2  :   0.44    SO3       :
S       :           Total: 100.52    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   892.00    Piece: 1I
Hole: 462A  Top/Bottom Interval(mm): 1240/1260
Core:  67   Sample Depth:   900.75
Sect:  6    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      MICRODOLERITE

SiO2    :  49.67    Al2O3:  13.81    Fe2O3(tot):
FeO(tot):  11.29    Fe2O3:           FeO       :
MgO     :   8.10    CaO  :  12.34    Na2O      :
K2O     :  0.045    TiO2 :   0.99    MnO       :
P2O5    :           LOI  :   0.70    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   892.00    Piece: 1A
Hole: 462A  Top/Bottom Interval(mm):  210/ 250
Core:  67   Sample Depth:   901.23
Sect:  7    Analyst Name: Shcheka, S.A.

Analytical Method(s):
  Wet chemical  Wet chemical  Wet chemical

Alteration    Rock type    Rock name
Slight        IGNEOUS      CPX SPARSELY PHYRIC DOLERITE

SiO2    :  49.95    Al2O3:  14.24    Fe2O3(tot):
FeO(tot):           Fe2O3:   2.72    FeO       :   7.96
MgO     :   8.26    CaO  :  12.15    Na2O      :   2.01
K2O     :   0.05    TiO2 :   0.95    MnO       :   0.21
P2O5    :           LOI  :           H2O+      :   1.46
H2O-    :           CO2  :   0.24    SO3       :
S       :           Total:  99.76    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   901.00    Piece: 1C
Hole: 462A  Top/Bottom Interval(mm):  720/ 740
Core:  68   Sample Depth:   903.23
Sect:  2    Analyst Name: Shcheka, S.A.

Analytical Method(s):
  Wet chemical  Wet chemical  Wet chemical

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE SILL

SiO2    :  49.85    Al2O3:  14.50    Fe2O3(tot):
FeO(tot):           Fe2O3:   3.36    FeO       :   8.19
MgO     :   8.12    CaO  :  11.91    Na2O      :   2.08
K2O     :   0.07    TiO2 :   1.03    MnO       :   0.21
P2O5    :           LOI  :           H2O+      :   0.90
H2O-    :           CO2  :   0.49    SO3       :
S       :           Total: 100.73    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   901.00    Piece: 1D
Hole: 462A  Top/Bottom Interval(mm): 1040/1060
Core:  68   Sample Depth:   903.55
Sect:  2    Analyst Name: Shcheka, S.A.

Analytical Method(s):
  Wet chemical  Wet chemical  Wet chemical

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE SILL

SiO2    :  49.95    Al2O3:  14.45    Fe2O3(tot):
FeO(tot):           Fe2O3:   4.44    FeO       :   6.99
MgO     :   7.82    CaO  :  11.66    Na2O      :   2.00
K2O     :   0.03    TiO2 :   1.01    MnO       :   0.20
P2O5    :           LOI  :           H2O+      :   1.16
H2O-    :           CO2  :   0.63    SO3       :
S       :           Total: 100.34    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   901.00    Piece: 5
Hole: 462A  Top/Bottom Interval(mm): 1190/1220
Core:  68   Sample Depth:   905.21
Sect:  3    Analyst Name: Batiza, R.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE SILL

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):  11.16    Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :   2.10
K2O     :           TiO2 :           MnO       :
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analyses are NOT on a volatile-free basis.
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   901.00    Piece: 7
Hole: 462A  Top/Bottom Interval(mm): 1160/1180
Core:  68   Sample Depth:   906.67
Sect:  4    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE

SiO2    :  49.05    Al2O3:  13.94    Fe2O3(tot):
FeO(tot):  10.99    Fe2O3:           FeO       :
MgO     :   7.46    CaO  :  12.36    Na2O      :
K2O     :  0.034    TiO2 :   1.01    MnO       :
P2O5    :           LOI  :   1.07    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   910.00    Piece: 4A
Hole: 462A  Top/Bottom Interval(mm):  550/ 570
Core:  69   Sample Depth:   910.56
Sect:  1    Analyst Name:

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
              IGNEOUS      MICRODOLERITE

SiO2    :   49.6    Al2O3:   14.2    Fe2O3(tot):
FeO(tot):           Fe2O3:   1.42    FeO       :   9.46
MgO     :   8.02    CaO  :  12.44    Na2O      :   2.01
K2O     :   0.06    TiO2 :   1.08    MnO       :   0.20
P2O5    :   0.10    LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:  98.59    Magnesium#:  0.602

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.
Values for iron partitioning calculated.
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 : 61    Depth to Top of Core(m):   910.00    Piece: 5B
Hole: 462A  Top/Bottom Interval(mm):  800/ 840
Core:  69   Sample Depth:   910.82
Sect:  1    Analyst Name: Batiza, R.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Extensive     IGNEOUS      MICRODOLERITE SILL

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):  11.07    Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :   2.05
K2O     :           TiO2 :           MnO       :
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analyses are NOT on a volatile-free basis.
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   910.00    Piece: 6A
Hole: 462A  Top/Bottom Interval(mm):  680/ 720
Core:  69   Sample Depth:   912.20
Sect:  2    Analyst Name: Batiza, R.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Extensive     IGNEOUS      MICRODOLERITE SILL

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):  11.31    Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :   1.95
K2O     :           TiO2 :           MnO       :
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analyses are NOT on a volatile-free basis.
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   910.00    Piece: 6A
Hole: 462A  Top/Bottom Interval(mm):  680/ 720
Core:  69   Sample Depth:   912.20
Sect:  2    Analyst Name: Haramura, H.

Analytical Method(s):
  Electron microprobe  Electron microprobe  Electron microprobe

Alteration    Rock type    Rock name
Almost total  IGNEOUS      MICRODOLERITE SILL

SiO2    :  49.91    Al2O3:  13.74    Fe2O3(tot):
FeO(tot):           Fe2O3:   1.24    FeO       :  10.07
MgO     :   7.73    CaO  :  12.17    Na2O      :   2.14
K2O     :   0.09    TiO2 :   1.07    MnO       :   0.13
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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
Values for iron partitioning calculated.
Laboratory analysis.
Data source is Initial Reports.
Sample (or sample split) was analyzed more than once, e.g., both onboard
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   919.00    Piece: 1
Hole: 462A  Top/Bottom Interval(mm):   20/  40
Core:  70   Sample Depth:   919.03
Sect:  1    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Fresh         IGNEOUS      APHYRIC BASALT

SiO2    :  90.69    Al2O3:   1.25    Fe2O3(tot):
FeO(tot):   1.84    Fe2O3:           FeO       :
MgO     :   1.01    CaO  :   2.17    Na2O      :
K2O     :   1.73    TiO2 :   0.02    MnO       :
P2O5    :           LOI  :   2.95    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   919.00    Piece: 3
Hole: 462A  Top/Bottom Interval(mm):  790/ 820
Core:  70   Sample Depth:   921.31
Sect:  2    Analyst Name:

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
              IGNEOUS      BASALT

SiO2    :   49.7    Al2O3:   14.4    Fe2O3(tot):
FeO(tot):           Fe2O3:   1.47    FeO       :   9.79
MgO     :   8.05    CaO  :  12.52    Na2O      :   2.05
K2O     :   0.05    TiO2 :   1.07    MnO       :   0.20
P2O5    :   0.08    LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:  99.35    Magnesium#:  0.594

Comments:
Analysis NOT normalized to 100 1n source.
Analyses in table are on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Values for iron partitioning calculated.
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 : 61    Depth to Top of Core(m):   931.00    Piece: 4B
Hole: 462A  Top/Bottom Interval(mm):  530/ 550
Core:  72   Sample Depth:   933.04
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      PLAG-CPX PHYRIC BASALT

SiO2    :  49.78    Al2O3:  13.74    Fe2O3(tot):
FeO(tot):  11.55    Fe2O3:           FeO       :
MgO     :   7.93    CaO  :  12.15    Na2O      :
K2O     :   0.09    TiO2 :   1.05    MnO       :
P2O5    :           LOI  :   0.93    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   931.00    Piece: 4C
Hole: 462A  Top/Bottom Interval(mm):  630/ 660
Core:  72   Sample Depth:   933.15
Sect:  2    Analyst Name: Batiza, R.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Slight        IGNEOUS      APHYRIC DOLERITE SILL

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):  10.86    Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :   2.07
K2O     :           TiO2 :           MnO       :
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analyses are NOT on a volatile-free basis.
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   931.00    Piece: 6B
Hole: 462A  Top/Bottom Interval(mm): 1240/1260
Core:  72   Sample Depth:   933.75
Sect:  2    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Moderate      IGNEOUS      PLAG-CPX PHYRIC BASALT

SiO2    :  49.25    Al2O3:  13.79    Fe2O3(tot):
FeO(tot):  10.68    Fe2O3:           FeO       :
MgO     :   7.58    CaO  :  12.40    Na2O      :
K2O     :   0.09    TiO2 :   1.06    MnO       :
P2O5    :           LOI  :   0.76    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   931.00    Piece: 3
Hole: 462A  Top/Bottom Interval(mm):  210/ 230
Core:  72   Sample Depth:   934.22
Sect:  3    Analyst Name: Batiza, R.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE SILL

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):  10.17    Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :   1.99
K2O     :           TiO2 :           MnO       :
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analyses are NOT on a volatile-free basis.
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   931.00    Piece: 3
Hole: 462A  Top/Bottom Interval(mm):  210/ 230
Core:  72   Sample Depth:   934.22
Sect:  3    Analyst Name: Haramura, H.

Analytical Method(s):
  Wet chemical  Wet chemical  Wet chemical

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE SILL

SiO2    :  49.24    Al2O3:  15.33    Fe2O3(tot):
FeO(tot):           Fe2O3:   3.52    FeO       :   7.30
MgO     :   7.70    CaO  :  12.29    Na2O      :   1.95
K2O     :   0.05    TiO2 :   1.02    MnO       :   0.19
P2O5    :   0.13    LOI  :           H2O+      :   0.99
H2O-    :   0.81    CO2  :           SO3       :
S       : 0.0160    Total: 100.52    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is 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 : 61    Depth to Top of Core(m):   946.00    Piece: 1B
Hole: 462A  Top/Bottom Interval(mm):  250/ 310
Core:  74   Sample Depth:   950.78
Sect:  4    Analyst Name: Batiza, R.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE SILL

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):  11.48    Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :   2.05
K2O     :           TiO2 :           MnO       :
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analyses are NOT on a volatile-free basis.
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   946.00    Piece: 1A
Hole: 462A  Top/Bottom Interval(mm):  250/ 310
Core:  74   Sample Depth:   950.78
Sect:  4    Analyst Name: Haramura, H.

Analytical Method(s):
  Wet chemical  Wet chemical  Wet chemical

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE SILL

SiO2    :  48.83    Al2O3:  15.36    Fe2O3(tot):
FeO(tot):           Fe2O3:   3.89    FeO       :   7.56
MgO     :   7.59    CaO  :  11.05    Na2O      :   2.05
K2O     :   0.63    TiO2 :   1.15    MnO       :   0.19
P2O5    :   0.12    LOI  :           H2O+      :   1.15
H2O-    :   0.85    CO2  :           SO3       :
S       : 0.0680    Total: 100.42    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is 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 : 61    Depth to Top of Core(m):   946.00    Piece: 1B
Hole: 462A  Top/Bottom Interval(mm):  460/ 500
Core:  74   Sample Depth:   950.98
Sect:  4    Analyst Name: Batiza, R.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE SILL

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):  10.25    Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :   2.01
K2O     :           TiO2 :           MnO       :
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analyses are NOT on a volatile-free basis.
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   946.00    Piece: 1C
Hole: 462A  Top/Bottom Interval(mm):  720/ 740
Core:  74   Sample Depth:   951.23
Sect:  4    Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Slight        IGNEOUS      APHYRIC BASALT

SiO2    :  50.54    Al2O3:  14.02    Fe2O3(tot):
FeO(tot):  11.63    Fe2O3:           FeO       :
MgO     :   7.82    CaO  :  12.63    Na2O      :
K2O     :   0.04    TiO2 :   1.02    MnO       :
P2O5    :           LOI  :   0.90    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   953.00    Piece: 5C
Hole: 462A  Top/Bottom Interval(mm):  850/ 870
Core:  75   Sample Depth:   953.86
Sect:  1    Analyst Name:

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
              IGNEOUS      DOLERITE

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):           Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :
K2O     :   0.08    TiO2 :   1.00    MnO       :
P2O5    :   0.12    LOI  :           H2O+      :
H2O-    :           CO2  :           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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   953.00    Piece: 1C
Hole: 462A  Top/Bottom Interval(mm):  250/ 280
Core:  75   Sample Depth:   954.77
Sect:  2    Analyst Name: Fujii, N.

Analytical Method(s):
  Emission spectrometry  Emission spectrometry  Emission spectrometry

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE

SiO2    :           Al2O3:  12.15    Fe2O3(tot):
FeO(tot):  10.91    Fe2O3:           FeO       :
MgO     :   7.69    CaO  :  12.23    Na2O      :   2.90
K2O     :   0.07    TiO2 :   0.80    MnO       :   0.19
P2O5    :  0.105    LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   953.00    Piece: 4D
Hole: 462A  Top/Bottom Interval(mm): 1120/1140
Core:  75   Sample Depth:   957.13
Sect:  3    Analyst Name: Shcheka, S.A.

Analytical Method(s):
  Wet chemical  Wet chemical  Wet chemical

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE

SiO2    :  49.65    Al2O3:  13.79    Fe2O3(tot):
FeO(tot):           Fe2O3:   2.90    FeO       :   8.27
MgO     :   8.15    CaO  :  12.35    Na2O      :   2.10
K2O     :   0.05    TiO2 :   0.95    MnO       :   0.20
P2O5    :           LOI  :           H2O+      :   1.30
H2O-    :           CO2  :   0.70    SO3       :
S       :           Total: 100.31    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   953.00    Piece: 7
Hole: 462A  Top/Bottom Interval(mm): 1150/1180
Core:  75   Sample Depth:   960.17
Sect:  5    Analyst Name: Fujii, N.

Analytical Method(s):
  Emission spectrometry  Emission spectrometry  Emission spectrometry

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DIABASE

SiO2    :           Al2O3:  12.11    Fe2O3(tot):
FeO(tot):  11.12    Fe2O3:           FeO       :
MgO     :   7.63    CaO  :  12.13    Na2O      :   2.85
K2O     :   0.07    TiO2 :   0.81    MnO       :  0.197
P2O5    :  0.105    LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   958.00    Piece: 4
Hole: 462A  Top/Bottom Interval(mm):  410/ 430
Core:  76   Sample Depth:   958.42
Sect:  1    Analyst Name: Seifert, K.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Slight        IGNEOUS      PYX PHYRIC BASALT

SiO2    :  49.78    Al2O3:  13.74    Fe2O3(tot):
FeO(tot):  11.67    Fe2O3:           FeO       :
MgO     :   7.76    CaO  :  11.83    Na2O      :   2.11
K2O     :   0.06    TiO2 :           MnO       :   0.19
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
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 : 61    Depth to Top of Core(m):   967.00    Piece: 2
Hole: 462A  Top/Bottom Interval(mm):  250/ 280
Core:  77   Sample Depth:   967.27
Sect:  1    Analyst Name: Fujii, N.

Analytical Method(s):
  Emission spectrometry  Emission spectrometry  Emission spectrometry

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :           Al2O3:  12.15    Fe2O3(tot):
FeO(tot):  10.99    Fe2O3:           FeO       :
MgO     :   7.64    CaO  :  12.26    Na2O      :   2.97
K2O     :   0.04    TiO2 :   0.81    MnO       :   0.18
P2O5    :  0.105    LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   967.00    Piece: 1A
Hole: 462A  Top/Bottom Interval(mm):   80/ 100
Core:  77   Sample Depth:   970.09
Sect:  3    Analyst Name:

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
              IGNEOUS      BASALT

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):           Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :
K2O     :   0.08    TiO2 :   1.11    MnO       :
P2O5    :   0.11    LOI  :           H2O+      :
H2O-    :           CO2  :           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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   967.00    Piece: 1A
Hole: 462A  Top/Bottom Interval(mm):  160/ 190
Core:  77   Sample Depth:   970.17
Sect:  3    Analyst Name: Fujii, N.

Analytical Method(s):
  Emission spectrometry  Emission spectrometry  Emission spectrometry

Alteration    Rock type    Rock name
Slight        IGNEOUS      BASALT

SiO2    :           Al2O3:  12.19    Fe2O3(tot):
FeO(tot):  10.80    Fe2O3:           FeO       :
MgO     :   7.79    CaO  :  12.17    Na2O      :   2.93
K2O     :   0.06    TiO2 :   0.82    MnO       :   0.18
P2O5    :  0.108    LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   976.00    Piece: 3
Hole: 462A  Top/Bottom Interval(mm):  400/ 430
Core:  78   Sample Depth:   979.42
Sect:  3    Analyst Name: Shcheka, S.A.

Analytical Method(s):
  Wet chemical  Wet chemical  Wet chemical

Alteration    Rock type    Rock name
Slight        IGNEOUS      DIABASE

SiO2    :  49.20    Al2O3:  14.43    Fe2O3(tot):
FeO(tot):           Fe2O3:   4.03    FeO       :   7.48
MgO     :   8.10    CaO  :  11.83    Na2O      :   2.22
K2O     :   0.03    TiO2 :   1.03    MnO       :   0.20
P2O5    :           LOI  :           H2O+      :   1.37
H2O-    :           CO2  :   0.62    SO3       :
S       :           Total: 100.54    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   985.00    Piece: 3E
Hole: 462A  Top/Bottom Interval(mm):  790/ 810
Core:  79   Sample Depth:   988.80
Sect:  3    Analyst Name: Seifert, K.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE

SiO2    :  49.22    Al2O3:  13.86    Fe2O3(tot):
FeO(tot):  11.67    Fe2O3:           FeO       :
MgO     :   7.71    CaO  :  12.31    Na2O      :   2.08
K2O     :   0.01    TiO2 :           MnO       :   0.20
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
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 : 61    Depth to Top of Core(m):   985.00    Piece: 1J
Hole: 462A  Top/Bottom Interval(mm): 1050/1070
Core:  79   Sample Depth:   990.56
Sect:  4    Analyst Name:

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
              IGNEOUS      DOLERITE

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):           Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :
K2O     :   0.06    TiO2 :   1.08    MnO       :
P2O5    :   0.11    LOI  :           H2O+      :
H2O-    :           CO2  :           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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   985.00    Piece: 1B
Hole: 462A  Top/Bottom Interval(mm):  380/ 410
Core:  79   Sample Depth:   991.40
Sect:  5    Analyst Name: Fujii, N.

Analytical Method(s):
  Emission spectrometry  Emission spectrometry  Emission spectrometry

Alteration    Rock type    Rock name
Slight        IGNEOUS      OL SPARSELY PHYRIC BASALT

SiO2    :           Al2O3:  12.52    Fe2O3(tot):
FeO(tot):  11.62    Fe2O3:           FeO       :
MgO     :   7.58    CaO  :  12.44    Na2O      :   2.97
K2O     :   0.07    TiO2 :   0.82    MnO       :   0.19
P2O5    :  0.110    LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   985.00    Piece: 1E
Hole: 462A  Top/Bottom Interval(mm):  790/ 820
Core:  79   Sample Depth:   991.81
Sect:  5    Analyst Name:

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
              IGNEOUS      DOLERITE

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):           Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :
K2O     :   0.06    TiO2 :   1.09    MnO       :
P2O5    :   0.11    LOI  :           H2O+      :
H2O-    :           CO2  :           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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   985.00    Piece: 1I
Hole: 462A  Top/Bottom Interval(mm): 1270/1300
Core:  79   Sample Depth:   992.28
Sect:  5    Analyst Name: Seifert, K.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE

SiO2    :  49.35    Al2O3:  13.81    Fe2O3(tot):
FeO(tot):  11.57    Fe2O3:           FeO       :
MgO     :   7.81    CaO  :  12.20    Na2O      :   2.15
K2O     :   0.02    TiO2 :           MnO       :   0.21
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
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 : 61    Depth to Top of Core(m):   985.00    Piece: 1J
Hole: 462A  Top/Bottom Interval(mm): 1440/1460
Core:  79   Sample Depth:   992.45
Sect:  5    Analyst Name: Shcheka, S.A.

Analytical Method(s):
  Wet chemical  Wet chemical  Wet chemical

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE

SiO2    :  48.95    Al2O3:  14.80    Fe2O3(tot):
FeO(tot):           Fe2O3:   4.23    FeO       :   6.64
MgO     :   7.92    CaO  :  11.99    Na2O      :   2.32
K2O     :   0.03    TiO2 :   1.06    MnO       :   0.22
P2O5    :           LOI  :           H2O+      :   1.96
H2O-    :           CO2  :   0.34    SO3       :
S       :           Total: 100.46    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   994.00    Piece: 2D
Hole: 462A  Top/Bottom Interval(mm):  580/ 610
Core:  80   Sample Depth:   997.60
Sect:  3    Analyst Name: Seifert, K.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE

SiO2    :  49.19    Al2O3:  13.63    Fe2O3(tot):
FeO(tot):  13.13    Fe2O3:           FeO       :
MgO     :   6.79    CaO  :  11.48    Na2O      :   2.30
K2O     :   0.03    TiO2 :           MnO       :   0.22
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
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 : 61    Depth to Top of Core(m):   994.00    Piece: 7
Hole: 462A  Top/Bottom Interval(mm): 1450/1480
Core:  80   Sample Depth:   998.47
Sect:  3    Analyst Name: Seifert, K.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE

SiO2    :  48.70    Al2O3:  13.80    Fe2O3(tot):
FeO(tot):  12.34    Fe2O3:           FeO       :
MgO     :   6.44    CaO  :  11.27    Na2O      :   2.26
K2O     :   0.06    TiO2 :           MnO       :   0.20
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
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 : 61    Depth to Top of Core(m):   994.00    Piece: 3
Hole: 462A  Top/Bottom Interval(mm):  360/ 390
Core:  80   Sample Depth:   998.88
Sect:  4    Analyst Name: Seifert, K.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  48.57    Al2O3:  13.89    Fe2O3(tot):
FeO(tot):  12.33    Fe2O3:           FeO       :
MgO     :   6.71    CaO  :  11.09    Na2O      :   2.29
K2O     :   0.04    TiO2 :           MnO       :   0.21
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
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 : 61    Depth to Top of Core(m):   998.00    Piece: 3D
Hole: 462A  Top/Bottom Interval(mm):  150/ 160
Core:  81   Sample Depth:   999.66
Sect:  2    Analyst Name: Shcheka, S.A.

Analytical Method(s):
  Wet chemical  Wet chemical  Wet chemical

Alteration    Rock type    Rock name
Slight        IGNEOUS      BASALT

SiO2    :  49.00    Al2O3:  14.18    Fe2O3(tot):
FeO(tot):           Fe2O3:   4.60    FeO       :   7.29
MgO     :   8.03    CaO  :  12.02    Na2O      :   2.02
K2O     :   0.07    TiO2 :   1.20    MnO       :   0.21
P2O5    :           LOI  :           H2O+      :   1.35
H2O-    :           CO2  :   0.16    SO3       :
S       :           Total: 100.13    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   998.00    Piece: 3D
Hole: 462A  Top/Bottom Interval(mm):  730/ 760
Core:  81   Sample Depth:  1000.24
Sect:  2    Analyst Name: Fujii, N.

Analytical Method(s):
  Emission spectrometry  Emission spectrometry  Emission spectrometry

Alteration    Rock type    Rock name
Slight        IGNEOUS      BASALT

SiO2    :           Al2O3:  11.90    Fe2O3(tot):
FeO(tot):  12.13    Fe2O3:           FeO       :
MgO     :   6.68    CaO  :  11.43    Na2O      :   3.07
K2O     :   0.08    TiO2 :   0.96    MnO       :  0.201
P2O5    :  0.114    LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   998.00    Piece: 3D
Hole: 462A  Top/Bottom Interval(mm):  820/ 840
Core:  81   Sample Depth:  1000.33
Sect:  2    Analyst Name:

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
              IGNEOUS      BASALT

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):           Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :
K2O     :   0.08    TiO2 :   1.29    MnO       :
P2O5    :   0.12    LOI  :           H2O+      :
H2O-    :           CO2  :           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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   998.00    Piece: 2A
Hole: 462A  Top/Bottom Interval(mm):  630/ 650
Core:  81   Sample Depth:  1001.64
Sect:  3    Analyst Name: Seifert, K.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Slight        IGNEOUS      OL-PLAG-CPX PHYRIC BASALT

SiO2    :  50.26    Al2O3:  14.34    Fe2O3(tot):
FeO(tot):  12.45    Fe2O3:           FeO       :
MgO     :   7.03    CaO  :  11.32    Na2O      :   2.18
K2O     :   0.01    TiO2 :           MnO       :   0.21
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
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 : 61    Depth to Top of Core(m):  1005.50    Piece: 1A
Hole: 462A  Top/Bottom Interval(mm):  220/ 250
Core:  84   Sample Depth:  1008.74
Sect:  3    Analyst Name: Fujii, N.

Analytical Method(s):
  Emission spectrometry  Emission spectrometry  Emission spectrometry

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :           Al2O3:  11.76    Fe2O3(tot):
FeO(tot):  12.26    Fe2O3:           FeO       :
MgO     :   6.76    CaO  :  11.23    Na2O      :   2.93
K2O     :   0.07    TiO2 :   0.97    MnO       :  0.202
P2O5    :  0.114    LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):  1005.50    Piece: 1A
Hole: 462A  Top/Bottom Interval(mm):   70/ 100
Core:  84   Sample Depth:  1010.09
Sect:  4    Analyst Name: Fujii, N.

Analytical Method(s):
  Emission spectrometry  Emission spectrometry  Emission spectrometry

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :           Al2O3:  12.49    Fe2O3(tot):
FeO(tot):  10.62    Fe2O3:           FeO       :
MgO     :   7.18    CaO  :  11.44    Na2O      :   3.14
K2O     :   0.07    TiO2 :   0.92    MnO       :  0.188
P2O5    :  0.104    LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):  1005.50    Piece: 1D
Hole: 462A  Top/Bottom Interval(mm):  560/ 580
Core:  84   Sample Depth:  1010.57
Sect:  4    Analyst Name: Seifert, K.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Moderate      IGNEOUS      BASALT

SiO2    :  49.95    Al2O3:  13.68    Fe2O3(tot):
FeO(tot):  12.65    Fe2O3:           FeO       :
MgO     :   6.86    CaO  :  11.18    Na2O      :   2.30
K2O     :   0.06    TiO2 :           MnO       :
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
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 : 61    Depth to Top of Core(m):  1005.50    Piece: 1B
Hole: 462A  Top/Bottom Interval(mm):  200/ 230
Core:  84   Sample Depth:  1013.22
Sect:  6    Analyst Name: Fujii, N.

Analytical Method(s):
  Emission spectrometry  Emission spectrometry  Emission spectrometry

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE

SiO2    :           Al2O3:  11.90    Fe2O3(tot):
FeO(tot):  12.24    Fe2O3:           FeO       :
MgO     :   7.03    CaO  :  11.28    Na2O      :   3.05
K2O     :   0.07    TiO2 :   0.95    MnO       :  0.202
P2O5    :  0.118    LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):  1014.50    Piece: 1A
Hole: 462A  Top/Bottom Interval(mm):  330/ 350
Core:  85   Sample Depth:  1016.34
Sect:  2    Analyst Name:

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
              IGNEOUS      DOLERITE

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):           Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :
K2O     :   0.07    TiO2 :   1.22    MnO       :
P2O5    :   0.12    LOI  :           H2O+      :
H2O-    :           CO2  :           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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):  1014.50    Piece: 1A
Hole: 462A  Top/Bottom Interval(mm):  360/ 390
Core:  85   Sample Depth:  1016.38
Sect:  2    Analyst Name: Fujii, N.

Analytical Method(s):
  Emission spectrometry  Emission spectrometry  Emission spectrometry

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE

SiO2    :           Al2O3:  11.61    Fe2O3(tot):
FeO(tot):  11.73    Fe2O3:           FeO       :
MgO     :   7.43    CaO  :  11.51    Na2O      :   2.98
K2O     :   0.06    TiO2 :   0.92    MnO       :  0.200
P2O5    :  0.118    LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):  1014.50    Piece: 2C
Hole: 462A  Top/Bottom Interval(mm):  780/ 800
Core:  85   Sample Depth:  1019.79
Sect:  4    Analyst Name: Shcheka, S.A.

Analytical Method(s):
  Wet chemical  Wet chemical  Wet chemical

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE

SiO2    :  50.40    Al2O3:  13.69    Fe2O3(tot):
FeO(tot):           Fe2O3:   3.47    FeO       :   8.04
MgO     :   9.31    CaO  :  10.53    Na2O      :   2.00
K2O     :   0.05    TiO2 :   1.14    MnO       :   0.20
P2O5    :           LOI  :           H2O+      :   1.36
H2O-    :           CO2  :   0.12    SO3       :
S       :           Total: 100.26    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):  1026.00    Piece: 6A
Hole: 462A  Top/Bottom Interval(mm):  700/ 720
Core:  87   Sample Depth:  1026.71
Sect:  1    Analyst Name: Shcheka, S.A.

Analytical Method(s):
  Wet chemical  Wet chemical  Wet chemical

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  50.20    Al2O3:  13.59    Fe2O3(tot):
FeO(tot):           Fe2O3:   5.52    FeO       :   7.29
MgO     :   7.21    CaO  :  11.73    Na2O      :   2.03
K2O     :   0.05    TiO2 :   1.10    MnO       :   0.21
P2O5    :           LOI  :           H2O+      :   1.03
H2O-    :           CO2  :   0.30    SO3       :
S       :           Total: 100.26    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):  1026.00    Piece: 6C
Hole: 462A  Top/Bottom Interval(mm):  840/ 870
Core:  87   Sample Depth:  1026.85
Sect:  1    Analyst Name: Fujii, N.

Analytical Method(s):
  Emission spectrometry  Emission spectrometry  Emission spectrometry

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :           Al2O3:  11.92    Fe2O3(tot):
FeO(tot):  11.88    Fe2O3:           FeO       :
MgO     :   7.13    CaO  :  11.56    Na2O      :   3.02
K2O     :   0.06    TiO2 :   0.91    MnO       :  0.204
P2O5    :  0.113    LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):  1026.00    Piece: 6E
Hole: 462A  Top/Bottom Interval(mm): 1050/1070
Core:  87   Sample Depth:  1027.06
Sect:  1    Analyst Name: Seifert, K.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Moderate      IGNEOUS      DOLERITE

SiO2    :  50.25    Al2O3:  13.69    Fe2O3(tot):
FeO(tot):  12.73    Fe2O3:           FeO       :
MgO     :   7.26    CaO  :  11.13    Na2O      :   2.16
K2O     :   0.05    TiO2 :           MnO       :   0.21
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
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 : 61    Depth to Top of Core(m):  1032.50    Piece: 1E
Hole: 462A  Top/Bottom Interval(mm):  640/ 670
Core:  88   Sample Depth:  1034.66
Sect:  2    Analyst Name:

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
              IGNEOUS      DOLERITE

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):           Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :
K2O     :   0.08    TiO2 :   1.27    MnO       :
P2O5    :   0.12    LOI  :           H2O+      :
H2O-    :           CO2  :           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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):  1032.50    Piece: 1E
Hole: 462A  Top/Bottom Interval(mm):  670/ 700
Core:  88   Sample Depth:  1034.69
Sect:  2    Analyst Name: Fujii, N.

Analytical Method(s):
  Emission spectrometry  Emission spectrometry  Emission spectrometry

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE

SiO2    :           Al2O3:  11.72    Fe2O3(tot):
FeO(tot):  12.20    Fe2O3:           FeO       :
MgO     :   6.98    CaO  :  11.28    Na2O      :   3.02
K2O     :   0.08    TiO2 :   0.96    MnO       :  0.200
P2O5    :  0.117    LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):  1032.50    Piece: 1E
Hole: 462A  Top/Bottom Interval(mm):  740/ 750
Core:  88   Sample Depth:  1034.74
Sect:  2    Analyst Name: Shcheka, S.A.

Analytical Method(s):
  Wet chemical  Wet chemical  Wet chemical

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE

SiO2    :  50.10    Al2O3:  12.60    Fe2O3(tot):
FeO(tot):           Fe2O3:   4.30    FeO       :   7.56
MgO     :   8.96    CaO  :  11.27    Na2O      :   1.91
K2O     :   0.07    TiO2 :   1.03    MnO       :   0.19
P2O5    :           LOI  :           H2O+      :   1.38
H2O-    :           CO2  :   0.15    SO3       :
S       :           Total:  99.52    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):  1032.50    Piece: 1E
Hole: 462A  Top/Bottom Interval(mm):  950/ 970
Core:  88   Sample Depth:  1034.96
Sect:  2    Analyst Name: Seifert, K.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Slight        IGNEOUS      OL SPARSELY PHYRIC BASALT

SiO2    :  48.95    Al2O3:  13.77    Fe2O3(tot):
FeO(tot):  12.72    Fe2O3:           FeO       :
MgO     :   6.95    CaO  :  11.18    Na2O      :   2.25
K2O     :   0.07    TiO2 :           MnO       :   0.21
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
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 : 61    Depth to Top of Core(m):  1032.50    Piece: 1E
Hole: 462A  Top/Bottom Interval(mm): 1000/1020
Core:  88   Sample Depth:  1035.01
Sect:  2    Analyst Name: Seifert, K.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE

SiO2    :  49.32    Al2O3:  12.13    Fe2O3(tot):
FeO(tot):  13.41    Fe2O3:           FeO       :
MgO     :   9.68    CaO  :  10.09    Na2O      :   1.78
K2O     :   0.03    TiO2 :           MnO       :   0.14
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments: ANALYST DESCRIBES SAMPLE AS ALTERED BASALT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
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 : 61    Depth to Top of Core(m):  1032.50    Piece: 1A
Hole: 462A  Top/Bottom Interval(mm):   90/ 110
Core:  88   Sample Depth:  1035.60
Sect:  3    Analyst Name: Seifert, K.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE

SiO2    :  49.35    Al2O3:  12.27    Fe2O3(tot):
FeO(tot):  13.45    Fe2O3:           FeO       :
MgO     :   8.78    CaO  :  10.37    Na2O      :   1.81
K2O     :   0.03    TiO2 :           MnO       :   0.15
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments: ANALYST DESCRIBES SAMPLE AS ALTERED BASALT
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
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 : 61    Depth to Top of Core(m):  1036.50    Piece: 6B
Hole: 462A  Top/Bottom Interval(mm):  910/ 920
Core:  89   Sample Depth:  1037.42
Sect:  1    Analyst Name:

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
              IGNEOUS      BASALT

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):           Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :
K2O     :   0.08    TiO2 :   1.34    MnO       :
P2O5    :   0.12    LOI  :           H2O+      :
H2O-    :           CO2  :           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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):  1036.50    Piece: 7
Hole: 462A  Top/Bottom Interval(mm): 1220/1250
Core:  89   Sample Depth:  1040.74
Sect:  3    Analyst Name: Fujii, N.

Analytical Method(s):
  Emission spectrometry  Emission spectrometry  Emission spectrometry

Alteration    Rock type    Rock name
Slight        IGNEOUS      BASALT

SiO2    :           Al2O3:  12.22    Fe2O3(tot):
FeO(tot):  12.49    Fe2O3:           FeO       :
MgO     :   6.91    CaO  :  11.82    Na2O      :   3.15
K2O     :   0.06    TiO2 :   0.98    MnO       :  0.232
P2O5    :  0.118    LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):  1036.50    Piece: 10A
Hole: 462A  Top/Bottom Interval(mm): 1250/1270
Core:  89   Sample Depth:  1040.76
Sect:  3    Analyst Name: Seifert, K.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Slight        IGNEOUS      BASALT

SiO2    :  49.23    Al2O3:  14.71    Fe2O3(tot):
FeO(tot):  13.39    Fe2O3:           FeO       :
MgO     :   7.03    CaO  :  11.71    Na2O      :   2.23
K2O     :   0.03    TiO2 :           MnO       :   0.25
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
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 : 61    Depth to Top of Core(m):  1041.50    Piece: 1H
Hole: 462A  Top/Bottom Interval(mm):  880/ 900
Core:  90   Sample Depth:  1045.39
Sect:  3    Analyst Name: Shcheka, S.A.

Analytical Method(s):
  Wet chemical  Wet chemical  Wet chemical

Alteration    Rock type    Rock name
Moderate      IGNEOUS      BASALT

SiO2    :  48.85    Al2O3:  14.04    Fe2O3(tot):
FeO(tot):           Fe2O3:   4.47    FeO       :   8.52
MgO     :   6.81    CaO  :  12.27    Na2O      :   2.31
K2O     :   0.05    TiO2 :   1.27    MnO       :   0.24
P2O5    :           LOI  :           H2O+      :   1.41
H2O-    :           CO2  :   0.22    SO3       :
S       :           Total:  99.93    Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Essential oxides quoted to .01
Laboratory analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):  1041.50    Piece: 4C
Hole: 462A  Top/Bottom Interval(mm):  630/ 650
Core:  90   Sample Depth:  1046.64
Sect:  4    Analyst Name: Seifert, K.

Analytical Method(s):
  Inst neutron activ  Inst neutron activ  Inst neutron activ

Alteration    Rock type    Rock name
Moderate      IGNEOUS      BASALT

SiO2    :  50.32    Al2O3:  14.05    Fe2O3(tot):
FeO(tot):  11.71    Fe2O3:           FeO       :
MgO     :   6.98    CaO  :  11.36    Na2O      :   2.45
K2O     :   0.08    TiO2 :           MnO       :   0.19
P2O5    :           LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
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 : 61    Depth to Top of Core(m):  1041.50    Piece: 4E
Hole: 462A  Top/Bottom Interval(mm):  880/ 900
Core:  90   Sample Depth:  1046.89
Sect:  4    Analyst Name:

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
              IGNEOUS      BASALT

SiO2    :           Al2O3:           Fe2O3(tot):
FeO(tot):           Fe2O3:           FeO       :
MgO     :           CaO  :           Na2O      :
K2O     :   0.06    TiO2 :   1.45    MnO       :
P2O5    :   0.13    LOI  :           H2O+      :
H2O-    :           CO2  :           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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):  1041.50    Piece: 4E
Hole: 462A  Top/Bottom Interval(mm):  920/ 950
Core:  90   Sample Depth:  1046.94
Sect:  4    Analyst Name: Fujii, N.

Analytical Method(s):
  Emission spectrometry  Emission spectrometry  Emission spectrometry

Alteration    Rock type    Rock name
Moderate      IGNEOUS      BASALT

SiO2    :           Al2O3:  12.17    Fe2O3(tot):
FeO(tot):  12.15    Fe2O3:           FeO       :
MgO     :   6.88    CaO  :  11.54    Na2O      :   3.22
K2O     :   0.06    TiO2 :   0.99    MnO       :  0.190
P2O5    :  0.121    LOI  :           H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           Magnesium#:

Comments:
Analysis NOT normalized to 100 1n source.
Analyses are NOT on a volatile-free basis.
Total water not directly determined.
H2O not partitioned.
Essential oxides quoted to .01
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.
Partial analysis.



Leg : 61    Depth to Top of Core(m):   624.00    Piece: 2
Hole: 462A  Top/Bottom Interval(mm):  230/ 260
Core: B 1   Sample Depth:   624.24
Sect:       Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Fresh         IGNEOUS      DOLERITE

SiO2    :  49.81    Al2O3:  13.37    Fe2O3(tot):
FeO(tot):  12.48    Fe2O3:           FeO       :
MgO     :   6.75    CaO  :  11.21    Na2O      :
K2O     :   0.08    TiO2 :   1.66    MnO       :
P2O5    :           LOI  :   0.79    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   624.00    Piece: 3
Hole: 462A  Top/Bottom Interval(mm):  400/ 430
Core: B 1   Sample Depth:   624.42
Sect:       Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Fresh         IGNEOUS      DOLERITE

SiO2    :  49.85    Al2O3:  13.34    Fe2O3(tot):
FeO(tot):  12.91    Fe2O3:           FeO       :
MgO     :   6.47    CaO  :  11.08    Na2O      :
K2O     :   0.08    TiO2 :   1.64    MnO       :
P2O5    :           LOI  :   1.02    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



Leg : 61    Depth to Top of Core(m):   690.00    Piece: 2
Hole: 462A  Top/Bottom Interval(mm):  100/ 120
Core: B 2   Sample Depth:   690.11
Sect:       Analyst Name: Bijon, J.

Analytical Method(s):
  X-Ray fluorescence  X-Ray fluorescence  X-Ray fluorescence

Alteration    Rock type    Rock name
Slight        IGNEOUS      DOLERITE

SiO2    :  49.09    Al2O3:  13.87    Fe2O3(tot):
FeO(tot):  11.26    Fe2O3:           FeO       :
MgO     :   7.06    CaO  :  11.77    Na2O      :
K2O     :   0.31    TiO2 :   1.21    MnO       :
P2O5    :           LOI  :   0.43    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:           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.
Shipboard analysis.
Data source is Initial Reports.
ship and at one or more shore laboratories or by different techniques.



    

Introduction


Cite as: Deep Sea Drilling Project (1989): Archive of Core and Site/Hole Data and Photographs from the Deep Sea Drilling Project (DSDP). National Geophysical Data Center, NOAA. doi:10.7289/V54M92G2 [access date]

These Web pages are from the Core Data from the Deep Sea Drilling Project Legs 1-96 CD-ROM produced in 1989 and modified in 2000 by the U.S. Department of Commerce, National Oceanic and Atmospheric Administration, National Environmental Satellite, Data, and Information Service, National Geophysical Data Center (now part of the National Centers for Environmental Information), and collocated World Data Center for Marine Geology and Geophysics, Boulder (now part of the World Data Service for Geophysics). Data were compiled in cooperation with the U.S. Science Support Program, of the Joint Oceanographic Institutions, Inc. (now the Consortium for Ocean Leadership), and the U.S. National Science Foundation.

Please see NOAA's privacy and disclaimer information. Send questions or comments to mgg.info@noaa.gov.

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