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Core Data from the Deep Sea Drilling Project


Leg : 28    Top Int Depth(mm):   300       Sand: 020%   Sect:  1
Hole: 271   Top Core Depth(m):    21.00    Silt: 045%
Core:   1   Sample Depth (m) :    21.30    Clay: 035%

Age : QUATERNARY
Name: SANDY CLAYEY SILT

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
QUARTZ (25%);  FELDSPAR (30%);  BIOTITE (02%);
HEAVY MINERAL (02%);  CLAY MINERAL (30%);  GLAUCONITE (02%);
TERRIGENOUS DETRITUS (85%);  DIATOM (15%);  RADIOLARIA (02%);



Leg : 28    Top Int Depth(mm):  1300       Sand: 010%   Sect:  1
Hole: 271   Top Core Depth(m):    21.00    Silt: 055%
Core:   1   Sample Depth (m) :    22.30    Clay: 035%

Age : QUATERNARY
Name: DIATOM BEARING CLAYEY SILT

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
TERRIGENOUS DETRITUS (90%);  QUARTZ (20%);  FELDSPAR (40%);
BIOTITE (02%);  HEAVY MINERAL (02%);  CLAY MINERAL (30%);
MICRONODULE (02%);  CARBONATE (02%);  DIATOM (10%);



Leg : 28    Top Int Depth(mm):     0       Sand: 005%   Sect: CC
Hole: 271   Top Core Depth(m):    21.00    Silt: 040%
Core:   1   Sample Depth (m) :    22.60    Clay: 055%

Age : QUATERNARY
Name: DIATOM BEARING SILTY CLAY

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
TERRIGENOUS DETRITUS (90%);  QUARTZ (30%);  FELDSPAR (10%);
BIOTITE (02%);  HEAVY MINERAL (02%);  CLAY MINERAL (50%);
GLAUCONITE (02%);  MICRONODULE (02%);  CARBONATE (02%);
DIATOM (10%);



Leg : 28    Top Int Depth(mm):  1200       Sand: 010%   Sect:  1
Hole: 271   Top Core Depth(m):    40.00    Silt: 050%
Core:   2   Sample Depth (m) :    41.20    Clay: 040%

Name: CLAYEY SILT

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
TERRIGENOUS DETRITUS (98%);  QUARTZ (30%);  FELDSPAR (28%);
BIOTITE (02%);  HEAVY MINERAL (02%);  CARBONATE (02%);
CLAY MINERAL (40%);  DIATOM (03%);



Leg : 28    Top Int Depth(mm):     0       Sand: 015%   Sect: CC
Hole: 271   Top Core Depth(m):    40.00    Silt: 025%
Core:   2   Sample Depth (m) :    41.60    Clay: 060%

Name: DIATOM BEARING SILTY CLAY

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
TERRIGENOUS DETRITUS (95%);  QUARTZ (75%);  FELDSPAR (25%);
MICA (02%);  HEAVY MINERAL (02%);  DIATOM (05%);
SPICULE (02%);



Leg : 28    Top Int Depth(mm):   510       Sand: 015%   Sect:  1
Hole: 271   Top Core Depth(m):    49.50    Silt: 055%
Core:   3   Sample Depth (m) :    50.01    Clay: 030%

Name: CLAYEY SILT

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
TERRIGENOUS DETRITUS (99%);  QUARTZ (25%);  FELDSPAR (45%);
BIOTITE (02%);  CLAY MINERAL (30%);  CARBONATE (02%);
HEAVY MINERAL (02%);  DIATOM (02%);



Leg : 28    Top Int Depth(mm):   220       Sand: 010%   Sect:  2
Hole: 271   Top Core Depth(m):    49.50    Silt: 050%
Core:   3   Sample Depth (m) :    51.22    Clay: 040%

Name: CLAYEY SILT

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
TERRIGENOUS DETRITUS (99%);  QUARTZ (39%);  FELDSPAR (20%);
BIOTITE (02%);  CLAY MINERAL (40%);  CARBONATE (02%);
ZIRCON (01%);  EPIDOTE (01%);  HORNBLENDE (01%);
DIATOM (02%);



Leg : 28    Top Int Depth(mm):     0       Sand: 020%   Sect: CC
Hole: 271   Top Core Depth(m):    49.50    Silt: 060%
Core:   3   Sample Depth (m) :    52.60    Clay: 020%

Name: CLAYEY SANDY SILT

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
TERRIGENOUS DETRITUS (98%);  QUARTZ (28%);  FELDSPAR (50%);
BIOTITE (02%);  CLAY MINERAL (20%);  CARBONATE (02%);
MICA (02%);  HORNBLENDE (01%);  ZIRCON (01%);
PYROXENE (01%);  DIATOM (03%);



Leg : 28    Top Int Depth(mm):  1400       Sand: 010%   Sect:  1
Hole: 271   Top Core Depth(m):    59.00    Silt: 048%
Core:   4   Sample Depth (m) :    60.40    Clay: 042%

Name: DIATOM BEARING CLAYEY SILT

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
TERRIGENOUS DETRITUS (95%);  QUARTZ (40%);  FELDSPAR (15%);
BIOTITE (02%);  CLAY MINERAL (40%);  HEAVY MINERAL (02%);
CARBONATE (02%);  DIATOM (05%);



Leg : 28    Top Int Depth(mm):     0       Sand: 005%   Sect: CC
Hole: 271   Top Core Depth(m):    59.00    Silt: 075%
Core:   4   Sample Depth (m) :    60.60    Clay: 020%

Name: CALCAREOUS CLAYEY SILT

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
TERRIGENOUS DETRITUS (75%);  QUARTZ (60%);  FELDSPAR (25%);
CLAY MINERAL (15%);  CARBONATE (25%);  ZIRCON (01%);
HORNBLENDE (01%);  OPAQUE MINERAL (01%);  UNIDENTIFIED MATERIAL (01%);



Leg : 28    Top Int Depth(mm):   700       Sand: 010%   Sect:  1
Hole: 271   Top Core Depth(m):    68.50    Silt: 040%
Core:   5   Sample Depth (m) :    69.20    Clay: 050%

Name: DIATOM BEARING SILTY CLAY

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
TERRIGENOUS DETRITUS (95%);  QUARTZ (25%);  FELDSPAR (20%);
BIOTITE (02%);  CLAY MINERAL (50%);  CARBONATE (02%);
HORNBLENDE (01%);  ZIRCON (01%);  OPAQUE MINERAL (01%);
UNIDENTIFIED MATERIAL (01%);  DIATOM (05%);



Leg : 28    Top Int Depth(mm):   900       Sand: 007%   Sect:  2
Hole: 271   Top Core Depth(m):    68.50    Silt: 040%
Core:   5   Sample Depth (m) :    70.90    Clay: 053%

Name: DIATOM BEARING SILTY CLAY

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
TERRIGENOUS DETRITUS (95%);  QUARTZ (10%);  BIOTITE (02%);
CLAY MINERAL (50%);  HEAVY MINERAL (02%);  MICA (02%);
CARBONATE (02%);  DIATOM (05%);



Leg : 28    Top Int Depth(mm):   750       Sand: 005%   Sect:  3
Hole: 271   Top Core Depth(m):    68.50    Silt: 035%
Core:   5   Sample Depth (m) :    72.25    Clay: 060%

Name: SILTY CLAY

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
TERRIGENOUS DETRITUS (99%);  QUARTZ (29%);  FELDSPAR (20%);
BIOTITE (02%);  CLAY MINERAL (60%);  HEAVY MINERAL (02%);
CARBONATE (02%);  DIATOM (02%);



Leg : 28    Top Int Depth(mm):   750       Sand: 010%   Sect:  4
Hole: 271   Top Core Depth(m):    68.50    Silt: 025%
Core:   5   Sample Depth (m) :    73.75    Clay: 065%

Name: SILTY CLAY

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
TERRIGENOUS DETRITUS (99%);  QUARTZ (15%);  FELDSPAR (20%);
BIOTITE (02%);  CLAY MINERAL (65%);  MICA (02%);
CARBONATE (02%);  ZIRCON (01%);  EPIDOTE (01%);
HORNBLENDE (01%);  GARNET (01%);  PYROXENE (01%);
Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
DIATOM (02%);



Leg : 28    Top Int Depth(mm):     0       Sand: 010%   Sect: CC
Hole: 271   Top Core Depth(m):    78.00    Silt: 040%
Core:   6   Sample Depth (m) :    78.10    Clay: 050%

Name: SILTY CLAY

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
TERRIGENOUS DETRITUS (98%);  QUARTZ (25%);  FELDSPAR (20%);
CARBONATE (02%);  CLAY MINERAL (50%);  HEAVY MINERAL (02%);
DIATOM (03%);



Leg : 28    Top Int Depth(mm):     0       Sand: 060%   Sect: CC
Hole: 271   Top Core Depth(m):    97.00    Silt: 035%
Core:   8   Sample Depth (m) :    97.10    Clay: 005%

Name: SILTY SAND

Components:  (Minor lithology, % converted from relative abundance)
======================================================================
TERRIGENOUS DETRITUS (99%);  QUARTZ (50%);  FELDSPAR (40%);
HEAVY MINERAL (05%);  CLAY MINERAL (05%);  GLAUCONITE (02%);
CARBONATE (02%);  DIATOM (02%);



Leg : 28    Top Int Depth(mm):     0       Sand: 005%   Sect: CC
Hole: 271   Top Core Depth(m):   106.50    Silt: 045%
Core:   9   Sample Depth (m) :   106.60    Clay: 055%

Name: SILTY CLAY

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
TERRIGENOUS DETRITUS (98%);  QUARTZ (45%);  FELDSPAR (10%);
BIOTITE (02%);  CLAY MINERAL (45%);  HEAVY MINERAL (02%);
DIATOM (02%);  SPICULE (02%);



Leg : 28    Top Int Depth(mm):     0       Sand: 005%   Sect: CC
Hole: 271   Top Core Depth(m):   106.50    Silt: 025%
Core:   9   Sample Depth (m) :   106.60    Clay: 070%

Name: SILTY CLAY

Components:  (Minor lithology, % converted from relative abundance)
======================================================================
TERRIGENOUS DETRITUS (98%);  QUARTZ (10%);  FELDSPAR (18%);
BIOTITE (02%);  CLAY MINERAL (70%);  CARBONATE (02%);
HORNBLENDE (01%);  ZIRCON (01%);  EPIDOTE (01%);
OPAQUE MINERAL (01%);  DIATOM (03%);



Leg : 28    Top Int Depth(mm):  1470       Sand: 010%   Sect:  1
Hole: 271   Top Core Depth(m):   135.00    Silt: 030%
Core:  12   Sample Depth (m) :   136.47    Clay: 060%

Name: SILTY CLAY

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
TERRIGENOUS DETRITUS (99%);  QUARTZ (25%);  FELDSPAR (15%);
BIOTITE (02%);  HEAVY MINERAL (02%);  CLAY MINERAL (60%);
CARBONATE (02%);  DIATOM (02%);



Leg : 28    Top Int Depth(mm):     0       Sand: 010%   Sect: CC
Hole: 271   Top Core Depth(m):   135.00    Silt: 030%
Core:  12   Sample Depth (m) :   136.60    Clay: 060%

Name: SILTY CLAY

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
TERRIGENOUS DETRITUS (99%);  QUARTZ (25%);  FELDSPAR (15%);
BIOTITE (02%);  HEAVY MINERAL (02%);  CLAY MINERAL (60%);
CARBONATE (02%);  DIATOM (02%);



Leg : 28    Top Int Depth(mm):  1400       Sand: 010%   Sect:  1
Hole: 271   Top Core Depth(m):   144.50    Silt: 030%
Core:  13   Sample Depth (m) :   145.90    Clay: 060%

Name: SILTY CLAY

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
TERRIGENOUS DETRITUS (99%);  QUARTZ (20%);  FELDSPAR (20%);
BIOTITE (02%);  HEAVY MINERAL (02%);  CLAY MINERAL (60%);
DIATOM (02%);



Leg : 28    Top Int Depth(mm):     0       Sand: 025%   Sect: CC
Hole: 271   Top Core Depth(m):   144.50    Silt: 040%
Core:  13   Sample Depth (m) :   146.10    Clay: 035%

Name: SANDY CLAYEY SILT

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
TERRIGENOUS DETRITUS (99%);  QUARTZ (40%);  FELDSPAR (30%);
BIOTITE (02%);  HEAVY MINERAL (02%);  CLAY MINERAL (35%);
CARBONATE (02%);  DIATOM (02%);



Leg : 28    Top Int Depth(mm):     0       Sand: 002%   Sect: CC
Hole: 271   Top Core Depth(m):   154.00    Silt: 023%
Core:  14   Sample Depth (m) :   154.10    Clay: 075%

Name: DIATOM FRAGMENT BEARING SILTY CLAY

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
TERRIGENOUS DETRITUS (90%);  QUARTZ (15%);  FELDSPAR (05%);
BIOTITE (02%);  HEAVY MINERAL (02%);  CLAY MINERAL (70%);
CARBONATE (02%);  DIATOM (10%);  SPICULE (02%);



Leg : 28    Top Int Depth(mm):     0       Sand: 010%   Sect: CC
Hole: 271   Top Core Depth(m):   175.00    Silt: 037%
Core:  16   Sample Depth (m) :   175.10    Clay: 053%

Age : PLIOCENE
Name: SILTY CLAY

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
TERRIGENOUS DETRITUS (97%);  QUARTZ (35%);  FELDSPAR (20%);
BIOTITE (02%);  HEAVY MINERAL (02%);  CLAY MINERAL (50%);
CARBONATE (02%);  DIATOM (03%);  SPICULE (02%);



Leg : 28    Top Int Depth(mm):  1360       Sand: 003%   Sect:  1
Hole: 271   Top Core Depth(m):   204.00    Silt: 010%
Core:  19   Sample Depth (m) :   205.36    Clay: 087%

Age : LOWER PLIOCENE
Name: CLAY

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
TERRIGENOUS DETRITUS (98%);  QUARTZ (20%);  MICA (02%);
HEAVY MINERAL (04%);  CLAY MINERAL (60%);  GLAUCONITE (02%);
FELDSPAR (15%);  DIATOM (01%);  SPICULE (02%);



Leg : 28    Top Int Depth(mm):     0       Sand: 005%   Sect: CC
Hole: 271   Top Core Depth(m):   204.00    Silt: 045%
Core:  19   Sample Depth (m) :   205.60    Clay: 050%

Age : LOWER PLIOCENE
Name: SILTY DIATOM CLAY

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
TERRIGENOUS DETRITUS (32%);  QUARTZ (15%);  FELDSPAR (10%);
BIOTITE (02%);  HEAVY MINERAL (01%);  CLAY MINERAL (35%);
GLAUCONITE (02%);  MICRONODULE (02%);  CARBONATE (02%);
DIATOM (30%);  SPICULE (02%);



Leg : 28    Top Int Depth(mm):  1400       Sand: 005%   Sect:  1
Hole: 271   Top Core Depth(m):   213.00    Silt: 065%
Core:  20   Sample Depth (m) :   214.40    Clay: 030%

Age : LOWER PLIOCENE
Name: CLAYEY SILT

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
TERRIGENOUS DETRITUS (88%);  QUARTZ (40%);  FELDSPAR (18%);
HEAVY MINERAL (02%);  HORNBLENDE (01%);  ZIRCON (02%);
CLAY MINERAL (40%);  GLAUCONITE (02%);  CARBONATE (02%);
DIATOM (09%);  SPICULE (02%);  SILICOFLAGELLATE (02%);



Leg : 28    Top Int Depth(mm):     0       Sand: 003%   Sect: CC
Hole: 271   Top Core Depth(m):   213.00    Silt: 030%
Core:  20   Sample Depth (m) :   214.60    Clay: 067%

Age : LOWER PLIOCENE
Name: SILTY CLAY

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
TERRIGENOUS DETRITUS (98%);  QUARTZ (23%);  FELDSPAR (10%);
HEAVY MINERAL (02%);  CLAY MINERAL (65%);  GLAUCONITE (02%);
CARBONATE (02%);  DIATOM (01%);  SPICULE (01%);



Leg : 28    Top Int Depth(mm):     0       Sand: 010%   Sect: CC
Hole: 271   Top Core Depth(m):   222.50    Silt: 030%
Core:  21   Sample Depth (m) :   222.60    Clay: 060%

Age : LOWER PLIOCENE
Name: DIATOM SILTY CLAY

Components:  (Minor lithology, % converted from relative abundance)
======================================================================
TERRIGENOUS DETRITUS (48%);  QUARTZ (15%);  FELDSPAR (10%);
BIOTITE (02%);  HEAVY MINERAL (02%);  CLAY MINERAL (45%);
MICRONODULE (02%);  CARBONATE (03%);  DIATOM (20%);
SPICULE (02%);



Leg : 28    Top Int Depth(mm):  1330       Sand:        Sect:  1
Hole: 271   Top Core Depth(m):   232.00    Silt:
Core:  22   Sample Depth (m) :   233.33    Clay:

Age : LOWER PLIOCENE
Name: BIOTITE RICH GRANODIORITE?

Components:  (Minor lithology, % converted from relative abundance)
======================================================================
BIOTITE (01%);  QUARTZ (01%);  ZIRCON (01%);
PYROXENE (01%);



Leg : 28    Top Int Depth(mm):  1350       Sand: 001%   Sect:  1
Hole: 271   Top Core Depth(m):   232.00    Silt: 052%
Core:  22   Sample Depth (m) :   233.35    Clay: 048%

Age : LOWER PLIOCENE
Name: CLAYEY SILTY DIATOM OOZE

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
TERRIGENOUS DETRITUS (50%);  QUARTZ (16%);  FELDSPAR (10%);
MICA (02%);  HEAVY MINERAL (02%);  CLAY MINERAL (24%);
CARBONATE (02%);  DIATOM (45%);



Leg : 28    Top Int Depth(mm):  1400       Sand: 002%   Sect:  1
Hole: 271   Top Core Depth(m):   232.00    Silt: 038%
Core:  22   Sample Depth (m) :   233.40    Clay: 060%

Age : LOWER PLIOCENE
Name: SILTY CLAY

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
TERRIGENOUS DETRITUS (99%);  QUARTZ (20%);  FELDSPAR (20%);
HEAVY MINERAL (02%);  CLAY MINERAL (60%);  CARBONATE (02%);
DIATOM (01%);  SPICULE (02%);



Leg : 28    Top Int Depth(mm):  1300       Sand: 005%   Sect:  1
Hole: 271   Top Core Depth(m):   255.50    Silt: 055%
Core:  24   Sample Depth (m) :   256.80    Clay: 040%

Age : LOWER PLIOCENE
Name: CLAYEY SILTY DIATOM OOZE

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
TERRIGENOUS DETRITUS (38%);  QUARTZ (20%);  FELDSPAR (10%);
MICA (02%);  HEAVY MINERAL (02%);  CLAY MINERAL (08%);
MICRONODULE (02%);  CARBONATE (03%);  DIATOM (60%);
PLANT DEBRIS (02%);



Leg : 28    Top Int Depth(mm):  1380       Sand: 001%   Sect:  2
Hole: 271   Top Core Depth(m):   255.50    Silt: 080%
Core:  24   Sample Depth (m) :   258.38    Clay: 020%

Age : LOWER PLIOCENE
Name: CLAY DIATOM SILT

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
TERRIGENOUS DETRITUS (55%);  QUARTZ (25%);  FELDSPAR (15%);
MICA (02%);  HEAVY MINERAL (02%);  CLAY MINERAL (10%);
CARBONATE (02%);  DIATOM (45%);  SPICULE (02%);



Leg : 28    Top Int Depth(mm):     0       Sand: 007%   Sect: CC
Hole: 271   Top Core Depth(m):   255.50    Silt: 025%
Core:  24   Sample Depth (m) :   258.60    Clay: 068%

Age : LOWER PLIOCENE
Name: DIATOM BEARING SILTY CLAY

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
TERRIGENOUS DETRITUS (90%);  QUARTZ (20%);  FELDSPAR (10%);
BIOTITE (02%);  HORNBLENDE (01%);  OPAQUE MINERAL (01%);
CLAY MINERAL (60%);  CARBONATE (02%);  DIATOM (10%);
SPICULE (02%);

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