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Core Data from the Deep Sea Drilling Project


Leg : 27    Depth to Top of Core(m):   532.00    Piece: 2
Hole: 261   Top/Bottom Interval(mm):    0/   0
Core:  33   Sample Depth:   533.60
Sect: CC    Analyst Name: Robinson, P.T.

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

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

SiO2    :  50.22    Al2O3:  14.82    Fe2O3(tot):  11.75
FeO(tot):           Fe2O3:           FeO       :
MgO     :   7.15    CaO  :  11.33    Na2O      :   2.16
K2O     :   0.64    TiO2 :   1.39    MnO       :   0.21
P2O5    :   0.07    LOI  :   1.70    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:  99.74    Magnesium#:

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



Leg : 27    Depth to Top of Core(m):   534.00    Piece:
Hole: 261   Top/Bottom Interval(mm): 1420/1500
Core:  34   Sample Depth:   536.96
Sect:  2    Analyst Name: Robinson, P.T.

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

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

SiO2    :  49.84    Al2O3:  14.40    Fe2O3(tot):  11.69
FeO(tot):           Fe2O3:           FeO       :
MgO     :   7.41    CaO  :  12.03    Na2O      :   2.16
K2O     :   0.01    TiO2 :   1.32    MnO       :   0.22
P2O5    :   0.19    LOI  :   0.27    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:  99.27    Magnesium#:

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



Leg : 27    Depth to Top of Core(m):   541.50    Piece:
Hole: 261   Top/Bottom Interval(mm):  130/ 200
Core:  35   Sample Depth:   544.67
Sect:  3    Analyst Name: Robinson, P.T.

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

Alteration    Rock type    Rock name
Extensive     IGNEOUS      APHYRIC BASALT

SiO2    :  48.95    Al2O3:  15.75    Fe2O3(tot):  12.74
FeO(tot):           Fe2O3:           FeO       :
MgO     :   7.74    CaO  :   6.34    Na2O      :   3.32
K2O     :   0.92    TiO2 :   3.46    MnO       :   0.43
P2O5    :   0.33    LOI  :   3.10    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:  99.98    Magnesium#:

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



Leg : 27    Depth to Top of Core(m):   541.50    Piece:
Hole: 261   Top/Bottom Interval(mm):  870/ 970
Core:  35   Sample Depth:   546.92
Sect:  4    Analyst Name: Robinson, P.T.

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

Alteration    Rock type    Rock name
Extensive     IGNEOUS      APHYRIC BASALT

SiO2    :  49.69    Al2O3:  15.60    Fe2O3(tot):  11.65
FeO(tot):           Fe2O3:           FeO       :
MgO     :   6.91    CaO  :   7.09    Na2O      :   3.64
K2O     :   0.83    TiO2 :   3.34    MnO       :   0.15
P2O5    :   0.29    LOI  :   2.25    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:  99.19    Magnesium#:

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



Leg : 27    Depth to Top of Core(m):   552.50    Piece:
Hole: 261   Top/Bottom Interval(mm): 1260/1330
Core:  37   Sample Depth:   553.80
Sect:  1    Analyst Name: Robinson, P.T.

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

Alteration    Rock type    Rock name
Extensive     IGNEOUS      APHYRIC BASALT

SiO2    :  48.49    Al2O3:  15.96    Fe2O3(tot):   9.92
FeO(tot):           Fe2O3:           FeO       :
MgO     :   7.08    CaO  :  13.09    Na2O      :   3.16
K2O     :   0.67    TiO2 :   0.94    MnO       :   0.22
P2O5    :   0.17    LOI  :   3.05    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:  99.70    Magnesium#:

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



Leg : 27    Depth to Top of Core(m):   560.50    Piece: 10
Hole: 261   Top/Bottom Interval(mm): 1100/1200
Core:  38   Sample Depth:   567.65
Sect:  5    Analyst Name: Robinson, P.T.

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

Alteration    Rock type    Rock name
Extensive     IGNEOUS      APHYRIC BASALT

SiO2    :  49.94    Al2O3:  15.28    Fe2O3(tot):  10.50
FeO(tot):           Fe2O3:           FeO       :
MgO     :   7.60    CaO  :  11.84    Na2O      :   2.19
K2O     :   0.61    TiO2 :   1.00    MnO       :   0.25
P2O5    :   0.08    LOI  :   1.68    H2O+      :
H2O-    :           CO2  :           SO3       :
S       :           Total:  99.29    Magnesium#:

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

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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