Core Data from the Deep Sea Drilling Project

Leg : 31    Top Int Depth(mm):   700       Sand:        Sect:  1
Hole: 290   Top Core Depth(m):    23.00    Silt: 006%
Core:   1   Sample Depth (m) :    23.70    Clay: 093%

Age : UPPER PLIOCENE
Name: SILT-BEARING CLAY

Components:  (Dominant lithology)
======================================================================
MICA (01%);  HEAVY MINERAL (00%);  IRON (05%);
GLASS (00%);  CLAY MINERAL (91%);  ZEOLITE (03%);



Leg : 31    Top Int Depth(mm):   750       Sand:        Sect:  3
Hole: 290   Top Core Depth(m):    23.00    Silt: 004%
Core:   1   Sample Depth (m) :    26.75    Clay: 096%

Age : UPPER PLIOCENE
Name: SILT BEARING CLAY

Components:  (Dominant lithology)
======================================================================
HEAVY MINERAL (00%);  CLAY MINERAL (92%);  GLASS (00%);
IRON (05%);  ZEOLITE (03%);



Leg : 31    Top Int Depth(mm):     0       Sand:        Sect: CC
Hole: 290   Top Core Depth(m):    23.00    Silt: 012%
Core:   1   Sample Depth (m) :    29.10    Clay: 088%

Age : UPPER PLIOCENE
Name: SILT-RICH CLAY

Components:  (Dominant lithology)
======================================================================
MICA (02%);  HEAVY MINERAL (00%);  CLAY MINERAL (86%);
IRON (05%);  GLASS (02%);  MICRONODULE (00%);
ZEOLITE (02%);  FELDSPAR (00%);  FORAMINIFERA (00%);
NANNOFOSSIL (00%);  RADIOLARIA (00%);  SPICULE (00%);



Leg : 31    Top Int Depth(mm):  1100       Sand:        Sect:  1
Hole: 290   Top Core Depth(m):    70.50    Silt: 001%
Core:   2   Sample Depth (m) :    71.60    Clay: 099%

Name: ZEOLITE RICH DETRITAL CLAY

Components:  (Dominant lithology)
======================================================================
CLAY MINERAL (83%);  IRON (05%);  ZEOLITE (11%);



Leg : 31    Top Int Depth(mm):   780       Sand:        Sect:  3
Hole: 290   Top Core Depth(m):    70.50    Silt: 100%
Core:   2   Sample Depth (m) :    74.28    Clay:


Components:  (Dominant lithology)
======================================================================
GLASS (65%);



Leg : 31    Top Int Depth(mm):   800       Sand:        Sect:  4
Hole: 290   Top Core Depth(m):    70.50    Silt: 008%
Core:   2   Sample Depth (m) :    75.80    Clay: 092%

Name: ZEOLITE-RICH CLAY

Components:  (Dominant lithology)
======================================================================
CLAY MINERAL (90%);  GLASS (00%);  MICRONODULE (01%);
ZEOLITE (15%);



Leg : 31    Top Int Depth(mm):   700       Sand:        Sect:  6
Hole: 290   Top Core Depth(m):    70.50    Silt: 008%
Core:   2   Sample Depth (m) :    78.70    Clay: 092%

Name: ZEOLITE-RICH CLAY

Components:  (Dominant lithology)
======================================================================
QUARTZ (00%);  FELDSPAR (02%);  CLAY MINERAL (88%);
ZEOLITE (12%);  NANNOFOSSIL (00%);



Leg : 31    Top Int Depth(mm):   710       Sand: 005%   Sect:  6
Hole: 290   Top Core Depth(m):    70.50    Silt: 065%
Core:   2   Sample Depth (m) :    78.71    Clay: 030%

Name: ZEOLITE RICH VOLCANIC ASH

Components:  (Minor lithology)
======================================================================
FELDSPAR (20%);  GLASS (10%);  PALAGONITE (60%);
ZEOLITE (10%);



Leg : 31    Top Int Depth(mm):     0       Sand: 003%   Sect: CC
Hole: 290   Top Core Depth(m):    70.50    Silt: 008%
Core:   2   Sample Depth (m) :    79.60    Clay: 089%

Name: ZEOLITE-RICH SILT-BEARING CLAY

Components:  (Dominant lithology)
======================================================================
QUARTZ (01%);  FELDSPAR (02%);  IRON (16%);
ZEOLITE (15%);



Leg : 31    Top Int Depth(mm):     0       Sand:        Sect: CC
Hole: 290   Top Core Depth(m):    70.50    Silt:
Core:   2   Sample Depth (m) :    79.60    Clay:

Name: SILT FRACTION

Components:  (Minor lithology)
======================================================================
QUARTZ (05%);  FELDSPAR (25%);  BASALT (20%);
MICROGRANULAR AGGREGATE (50%);  ZEOLITE (00%);  FORAMINIFERA (00%);



Leg : 31    Top Int Depth(mm):   160       Sand:        Sect:  1
Hole: 290   Top Core Depth(m):    99.00    Silt: 080%
Core:   3   Sample Depth (m) :    99.16    Clay: 020%

Age : UPPER OLIGOCENE
Name: NANNO OOZE

Components:  (Dominant lithology)
======================================================================
FELDSPAR (02%);  GLASS (10%);  PALAGONITE (03%);
OPAQUE MINERAL (01%);  ZEOLITE (04%);  NANNOFOSSIL (80%);
RADIOLARIA (01%);  SPICULE (00%);



Leg : 31    Top Int Depth(mm):   765       Sand:        Sect:  1
Hole: 290   Top Core Depth(m):    99.00    Silt: 080%
Core:   3   Sample Depth (m) :    99.76    Clay: 020%

Age : UPPER OLIGOCENE
Name: NANNO OOZE

Components:  (Dominant lithology)
======================================================================
FELDSPAR (01%);  CLAY MINERAL (23%);  MICRONODULE (05%);
ZEOLITE (05%);  FORAMINIFERA (00%);  NANNOFOSSIL (80%);
RADIOLARIA (02%);  SPICULE (02%);



Leg : 31    Top Int Depth(mm):   700       Sand:        Sect:  2
Hole: 290   Top Core Depth(m):    99.00    Silt: 050%
Core:   3   Sample Depth (m) :   101.20    Clay: 050%

Age : UPPER OLIGOCENE
Name: GLASS-RICH RAD-RICH NANNO OOZE

Components:  (Dominant lithology)
======================================================================
CLAY MINERAL (08%);  GLASS (06%);  OPAQUE MINERAL (04%);
NANNOFOSSIL (77%);  RADIOLARIA (10%);  SPICULE (03%);



Leg : 31    Top Int Depth(mm):     0       Sand:        Sect: CC
Hole: 290   Top Core Depth(m):    99.00    Silt:
Core:   3   Sample Depth (m) :   103.60    Clay:

Age : UPPER OLIGOCENE
Name: NANNO OOZE

Components:  (Dominant lithology)
======================================================================
HEAVY MINERAL (00%);  CLAY MINERAL (08%);  MICRONODULE (01%);
FORAMINIFERA (02%);  NANNOFOSSIL (91%);  DIATOM (00%);
RADIOLARIA (05%);  SPICULE (01%);  IRON (00%);



Leg : 31    Top Int Depth(mm):   495       Sand:        Sect:  2
Hole: 290   Top Core Depth(m):   118.00    Silt: 085%
Core:   4   Sample Depth (m) :   120.00    Clay: 015%

Age : UPPER OLIGOCENE
Name: VOLCANIC (ASH) NANNO OOZE

Components:  (Minor lithology)
======================================================================
FELDSPAR (10%);  CLAY MINERAL (07%);  GLASS (25%);
PALAGONITE (05%);  NANNOFOSSIL (50%);  RADIOLARIA (10%);
SPICULE (00%);



Leg : 31    Top Int Depth(mm):   750       Sand:        Sect:  2
Hole: 290   Top Core Depth(m):   118.00    Silt: 025%
Core:   4   Sample Depth (m) :   120.25    Clay: 075%

Age : UPPER OLIGOCENE
Name: NANNO OOZE

Components:  (Dominant lithology)
======================================================================
CLAY MINERAL (15%);  GLASS (10%);  ZEOLITE (02%);
NANNOFOSSIL (77%);  RADIOLARIA (05%);  SPICULE (01%);



Leg : 31    Top Int Depth(mm):     0       Sand:        Sect: CC
Hole: 290   Top Core Depth(m):   118.00    Silt: 040%
Core:   4   Sample Depth (m) :   121.10    Clay: 060%

Age : UPPER OLIGOCENE
Name: GLASS-BEARING RAD-RICH NANNO OOZE

Components:  (Dominant lithology)
======================================================================
HEAVY MINERAL (01%);  CLAY MINERAL (07%);  GLASS (10%);
MICRONODULE (00%);  FORAMINIFERA (00%);  NANNOFOSSIL (80%);
RADIOLARIA (05%);  SPICULE (02%);



Leg : 31    Top Int Depth(mm):     0       Sand:        Sect: CC
Hole: 290   Top Core Depth(m):   118.00    Silt: 080%
Core:   4   Sample Depth (m) :   121.10    Clay: 021%

Age : UPPER OLIGOCENE
Name: NANNO OOZE

Components:  (Dominant lithology)
======================================================================
FELDSPAR (02%);  GLASS (10%);  PALAGONITE (03%);
ZEOLITE (10%);  NANNOFOSSIL (70%);  RADIOLARIA (05%);



Leg : 31    Top Int Depth(mm):  1000       Sand:        Sect:  1
Hole: 290   Top Core Depth(m):   137.00    Silt: 033%
Core:   5   Sample Depth (m) :   138.00    Clay: 067%

Age : UPPER OLIGOCENE
Name: CLAY RICH NANNO OOZE

Components:  (Dominant lithology)
======================================================================
CLAY MINERAL (10%);  GLASS (10%);  MICRONODULE (01%);
ZEOLITE (02%);  NANNOFOSSIL (57%);  RADIOLARIA (10%);
SPICULE (01%);



Leg : 31    Top Int Depth(mm):   360       Sand:        Sect:  2
Hole: 290   Top Core Depth(m):   137.00    Silt: 050%
Core:   5   Sample Depth (m) :   138.86    Clay: 050%

Age : UPPER OLIGOCENE
Name: NANNO OOZE

Components:  (Dominant lithology)
======================================================================
CLAY MINERAL (07%);  GLASS (02%);  ZEOLITE (01%);
NANNOFOSSIL (88%);  RADIOLARIA (05%);  SPICULE (02%);



Leg : 31    Top Int Depth(mm):  1120       Sand:        Sect:  2
Hole: 290   Top Core Depth(m):   137.00    Silt: 080%
Core:   5   Sample Depth (m) :   139.62    Clay: 020%

Age : UPPER OLIGOCENE
Name: NANNO OOZE

Components:  (Dominant lithology)
======================================================================
FELDSPAR (01%);  GLASS (05%);  PALAGONITE (02%);
OPAQUE MINERAL (01%);  ZEOLITE (05%);  NANNOFOSSIL (82%);
RADIOLARIA (05%);



Leg : 31    Top Int Depth(mm):   780       Sand:        Sect:  3
Hole: 290   Top Core Depth(m):   137.00    Silt: 050%
Core:   5   Sample Depth (m) :   140.78    Clay: 050%

Age : UPPER OLIGOCENE
Name: RAD-BEARING NANNO OOZE

Components:  (Dominant lithology)
======================================================================
CLAY MINERAL (05%);  GLASS (03%);  ZEOLITE (03%);
NANNOFOSSIL (78%);  RADIOLARIA (08%);  SPICULE (05%);



Leg : 31    Top Int Depth(mm):     0       Sand:        Sect: CC
Hole: 290   Top Core Depth(m):   137.00    Silt: 025%
Core:   5   Sample Depth (m) :   141.60    Clay: 075%

Age : UPPER OLIGOCENE
Name: CLAY-RICH NANNO OOZE

Components:  (Dominant lithology)
======================================================================
CLAY MINERAL (15%);  GLASS (07%);  MICRONODULE (01%);
ZEOLITE (03%);  NANNOFOSSIL (68%);  RADIOLARIA (05%);



Leg : 31    Top Int Depth(mm):  1300       Sand:        Sect:  1
Hole: 290   Top Core Depth(m):   156.00    Silt: 050%
Core:   6   Sample Depth (m) :   157.30    Clay: 050%

Age : UPPER OLIGOCENE
Name: CLAYEY VOLCANIC (ASH) NANNO OOZE

Components:  (Dominant lithology)
======================================================================
FELDSPAR (02%);  CLAY MINERAL (25%);  GLASS (25%);
ZEOLITE (03%);  NANNOFOSSIL (34%);  RADIOLARIA (10%);
SPICULE (01%);



Leg : 31    Top Int Depth(mm):   600       Sand:        Sect:  3
Hole: 290   Top Core Depth(m):   156.00    Silt: 080%
Core:   6   Sample Depth (m) :   159.60    Clay: 020%

Age : UPPER OLIGOCENE
Name: NANNO VOLCANIC ASH

Components:  (Dominant lithology)
======================================================================
FELDSPAR (03%);  CLAY MINERAL (05%);  GLASS (45%);
PALAGONITE (02%);  NANNOFOSSIL (42%);  RADIOLARIA (03%);



Leg : 31    Top Int Depth(mm):     0       Sand: 020%   Sect: CC
Hole: 290   Top Core Depth(m):   156.00    Silt: 050%
Core:   6   Sample Depth (m) :   160.60    Clay: 030%

Age : UPPER OLIGOCENE
Name: CLAYEY NANNO VOLCANIC ASH

Components:  (Dominant lithology)
======================================================================
QUARTZ (00%);  FELDSPAR (04%);  HEAVY MINERAL (01%);
CLAY MINERAL (20%);  GLASS (35%);  NANNOFOSSIL (30%);
RADIOLARIA (05%);



Leg : 31    Top Int Depth(mm):   690       Sand:        Sect:  2
Hole: 290   Top Core Depth(m):   213.00    Silt: 060%
Core:   7   Sample Depth (m) :   215.19    Clay: 040%

Age : LOWER OLIGOCENE
Name: CLAYEY NANNO RICH VOLCANIC ASH

Components:  (Dominant lithology)
======================================================================
HEAVY MINERAL (02%);  CLAY MINERAL (27%);  GLASS (40%);
NANNOFOSSIL (20%);  RADIOLARIA (08%);  SPICULE (03%);



Leg : 31    Top Int Depth(mm):  1100       Sand:        Sect:  2
Hole: 290   Top Core Depth(m):   213.00    Silt: 060%
Core:   7   Sample Depth (m) :   215.60    Clay: 040%

Age : LOWER OLIGOCENE
Name: NANNO VOLCANIC ASH

Components:  (Dominant lithology)
======================================================================
FELDSPAR (10%);  HEAVY MINERAL (00%);  CLAY MINERAL (20%);
GLASS (35%);  ZEOLITE (02%);  FORAMINIFERA (00%);
NANNOFOSSIL (30%);  RADIOLARIA (03%);  SPICULE (00%);



Leg : 31    Top Int Depth(mm):   630       Sand:        Sect:  4
Hole: 290   Top Core Depth(m):   213.00    Silt: 070%
Core:   7   Sample Depth (m) :   218.13    Clay: 030%

Age : LOWER OLIGOCENE
Name: NANNO RICH VOLCANIC ASH

Components:  (Dominant lithology)
======================================================================
HEAVY MINERAL (00%);  CLAY MINERAL (21%);  GLASS (50%);
NANNOFOSSIL (18%);  RADIOLARIA (10%);  SPICULE (02%);



Leg : 31    Top Int Depth(mm):     0       Sand:        Sect: CC
Hole: 290   Top Core Depth(m):   213.00    Silt: 085%
Core:   7   Sample Depth (m) :   219.10    Clay: 015%

Age : LOWER OLIGOCENE
Name: NANNO-RICH VOLCANIC ASH

Components:  (Dominant lithology)
======================================================================
FELDSPAR (30%);  HEAVY MINERAL (03%);  CLAY MINERAL (15%);
GLASS (35%);  ZEOLITE (03%);  NANNOFOSSIL (15%);
RADIOLARIA (03%);



Leg : 31    Top Int Depth(mm):     0       Sand:        Sect: CC
Hole: 290   Top Core Depth(m):   251.00    Silt: 004%
Core:   9   Sample Depth (m) :   251.10    Clay: 096%

Age : LOWER TERTIARY
Name: BROWN SILT BEARING CLAY

Components:  (Dominant lithology)
======================================================================
IRON (01%);  ZEOLITE (09%);  NANNOFOSSIL (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