NOAA logo, National Centers for Environmental Information, National Oceanic and Atmospheric Administration NSF logo, National Science Foundation, Division of Ocean Sciences

Core Data from the Deep Sea Drilling Project


Leg : 26    Depth to Top of Core(m):   263.00    Piece:
Hole: 257   Top/Bottom Interval(mm):  820/ 840
Core:  11   Sample Depth:   265.33
Sect:  2    Analyst Name: Kempe, D.

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

Alteration    Rock type    Rock name
Fresh         IGNEOUS      BASALT

SiO2    :  49.70    Al2O3:  16.42    Fe2O3(tot):
FeO(tot):           Fe2O3:   1.71    FeO       :   5.02
MgO     :   7.97    CaO  :  11.76    Na2O      :   2.39
K2O     :   0.12    TiO2 :   1.19    MnO       :   0.28
P2O5    :   0.20    LOI  :           H2O+      :   0.89
H2O-    :   1.99    CO2  :   0.36    SO3       :
S       :           Total:           Magnesium#:

Comments: MEDIUM-GRAINED,HYALO-OPHITIC
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 : 26    Depth to Top of Core(m):   272.50    Piece:
Hole: 257   Top/Bottom Interval(mm):  790/ 810
Core:  12   Sample Depth:   274.80
Sect:  2    Analyst Name: Kempe, D.

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

Alteration    Rock type    Rock name
              IGNEOUS      BASALT

SiO2    :  49.12    Al2O3:  15.18    Fe2O3(tot):
FeO(tot):           Fe2O3:   3.05    FeO       :   4.63
MgO     :   9.18    CaO  :  11.67    Na2O      :   2.24
K2O     :   0.24    TiO2 :   0.86    MnO       :   0.20
P2O5    :   0.10    LOI  :           H2O+      :   1.07
H2O-    :   2.74    CO2  :   0.41    SO3       :
S       :           Total:           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 : 26    Depth to Top of Core(m):   282.00    Piece:
Hole: 257   Top/Bottom Interval(mm):  430/ 440
Core:  13   Sample Depth:   285.43
Sect:  3    Analyst Name: Kempe, D.

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

Alteration    Rock type    Rock name
Fresh         IGNEOUS      BASALT

SiO2    :  49.01    Al2O3:  14.47    Fe2O3(tot):
FeO(tot):           Fe2O3:   2.22    FeO       :   6.04
MgO     :   8.66    CaO  :  12.51    Na2O      :   2.05
K2O     :   0.05    TiO2 :   0.82    MnO       :   0.24
P2O5    :   0.10    LOI  :           H2O+      :   0.74
H2O-    :   1.59    CO2  :   1.05    SO3       :
S       :           Total:           Magnesium#:

Comments: MEDIUM-GRAINED
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 : 26    Depth to Top of Core(m):   290.00    Piece:
Hole: 257   Top/Bottom Interval(mm):  780/ 800
Core:  14   Sample Depth:   292.29
Sect:  2    Analyst Name: Kempe, D.

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

Alteration    Rock type    Rock name
              IGNEOUS      BASALT

SiO2    :  48.30    Al2O3:  15.08    Fe2O3(tot):
FeO(tot):           Fe2O3:   2.91    FeO       :   4.41
MgO     :   9.05    CaO  :  11.99    Na2O      :   2.23
K2O     :   0.41    TiO2 :   0.86    MnO       :   0.16
P2O5    :   0.09    LOI  :           H2O+      :   1.08
H2O-    :   2.94    CO2  :   1.26    SO3       :
S       :           Total:           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 : 26    Depth to Top of Core(m):   290.00    Piece:
Hole: 257   Top/Bottom Interval(mm): 1240/1260
Core:  14   Sample Depth:   295.75
Sect:  4    Analyst Name: Kempe, D.

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

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

SiO2    :  50.42    Al2O3:  14.72    Fe2O3(tot):
FeO(tot):           Fe2O3:   1.81    FeO       :   8.45
MgO     :   7.43    CaO  :  11.70    Na2O      :   2.06
K2O     :   0.06    TiO2 :   0.99    MnO       :   0.19
P2O5    :   0.10    LOI  :           H2O+      :   0.48
H2O-    :   0.73    CO2  :   0.32    SO3       :
S       :           Total:           Magnesium#:

Comments: MEDIUM-GRAINED,PORPHYRITIC,SUBOPHITIC
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 : 26    Depth to Top of Core(m):   298.00    Piece:
Hole: 257   Top/Bottom Interval(mm): 1260/1280
Core:  15   Sample Depth:   299.27
Sect:  1    Analyst Name: Kempe, D.

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

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

SiO2    :  50.02    Al2O3:  16.00    Fe2O3(tot):
FeO(tot):           Fe2O3:   2.08    FeO       :   6.12
MgO     :   7.83    CaO  :  12.59    Na2O      :   2.07
K2O     :   0.04    TiO2 :   0.88    MnO       :   0.17
P2O5    :   0.07    LOI  :           H2O+      :   0.40
H2O-    :   1.26    CO2  :   0.55    SO3       :
S       :           Total:           Magnesium#:

Comments: MEDIUM-GRAINED,PORPHYRITIC,SUBOPHITIC
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 : 26    Depth to Top of Core(m):   298.00    Piece:
Hole: 257   Top/Bottom Interval(mm):  370/ 390
Core:  15   Sample Depth:   299.88
Sect:  2    Analyst Name: Kempe, D.

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

Alteration    Rock type    Rock name
              IGNEOUS      BASALT

SiO2    :  49.18    Al2O3:  15.05    Fe2O3(tot):
FeO(tot):           Fe2O3:   2.37    FeO       :   6.64
MgO     :   8.78    CaO  :  12.17    Na2O      :   1.86
K2O     :   0.11    TiO2 :   0.88    MnO       :   0.25
P2O5    :   0.08    LOI  :           H2O+      :   0.56
H2O-    :   1.55    CO2  :   0.42    SO3       :
S       :           Total:           Magnesium#:

Comments: SUBOPHITIC,SEMI-PORPHYRITIC,FINE-GRAINED
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 : 26    Depth to Top of Core(m):   298.00    Piece:
Hole: 257   Top/Bottom Interval(mm): 1220/1240
Core:  15   Sample Depth:   300.73
Sect:  2    Analyst Name: Kempe, D.

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

Alteration    Rock type    Rock name
              IGNEOUS      BASALT

SiO2    :  48.31    Al2O3:  15.73    Fe2O3(tot):
FeO(tot):           Fe2O3:   5.07    FeO       :   4.37
MgO     :   7.88    CaO  :  10.86    Na2O      :   2.13
K2O     :   0.73    TiO2 :   0.89    MnO       :   0.22
P2O5    :   0.09    LOI  :           H2O+      :   1.43
H2O-    :   2.53    CO2  :   0.42    SO3       :
S       :           Total:           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 : 26    Depth to Top of Core(m):   307.50    Piece:
Hole: 257   Top/Bottom Interval(mm):  940/ 960
Core:  16   Sample Depth:   309.95
Sect:  2    Analyst Name: Kempe, D.

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

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

SiO2    :  49.71    Al2O3:  17.40    Fe2O3(tot):
FeO(tot):           Fe2O3:   2.21    FeO       :   5.87
MgO     :   7.17    CaO  :  13.01    Na2O      :   2.00
K2O     :   0.04    TiO2 :   0.83    MnO       :   0.16
P2O5    :   0.08    LOI  :           H2O+      :   0.65
H2O-    :   0.90    CO2  :   0.23    SO3       :
S       :           Total:           Magnesium#:

Comments: MEDIUM-GRAINED,PORPHYRITIC,SUBVARIOLITIC,SUBOPHITIC
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 : 26    Depth to Top of Core(m):   317.00    Piece:
Hole: 257   Top/Bottom Interval(mm):  910/ 930
Core:  17   Sample Depth:   317.92
Sect:  1    Analyst Name: Kempe, D.

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

Alteration    Rock type    Rock name
              IGNEOUS      BASALT

SiO2    :  47.97    Al2O3:  14.32    Fe2O3(tot):
FeO(tot):           Fe2O3:   3.70    FeO       :   5.16
MgO     :   8.08    CaO  :  12.41    Na2O      :   2.04
K2O     :   0.45    TiO2 :   0.88    MnO       :   0.15
P2O5    :   0.11    LOI  :           H2O+      :   0.88
H2O-    :   2.35    CO2  :   1.29    SO3       :
S       :           Total:           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 : 26    Depth to Top of Core(m):   317.00    Piece:
Hole: 257   Top/Bottom Interval(mm):  260/ 280
Core:  17   Sample Depth:   320.27
Sect:  3    Analyst Name: Kempe, D.

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

Alteration    Rock type    Rock name
              IGNEOUS      BASALT

SiO2    :  49.24    Al2O3:  14.72    Fe2O3(tot):
FeO(tot):           Fe2O3:   1.79    FeO       :   6.56
MgO     :   8.52    CaO  :  12.65    Na2O      :   2.04
K2O     :   0.11    TiO2 :   0.94    MnO       :   0.17
P2O5    :   0.10    LOI  :           H2O+      :   0.84
H2O-    :   1.68    CO2  :   0.77    SO3       :
S       :           Total:           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 : 26    Depth to Top of Core(m):   317.00    Piece:
Hole: 257   Top/Bottom Interval(mm):  650/ 670
Core:  17   Sample Depth:   323.66
Sect:  5    Analyst Name: Kempe, D.

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

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

SiO2    :  50.54    Al2O3:  14.46    Fe2O3(tot):
FeO(tot):           Fe2O3:   1.65    FeO       :   7.96
MgO     :   8.06    CaO  :  12.25    Na2O      :   2.02
K2O     :   0.08    TiO2 :   0.92    MnO       :   0.17
P2O5    :   0.09    LOI  :           H2O+      :   0.63
H2O-    :   0.84    CO2  :   0.24    SO3       :
S       :           Total:           Magnesium#:

Comments: MEDIUM-GRAINED,SPHERULITIC,HYALO-OPHITIC
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.

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.

Department of Commerce > NOAA > NESDIS > NCEI > doi:10.7289/V54M92G2