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Core Data from the Deep Sea Drilling Project


Leg : 67    Top Int Depth(mm):  1100       Sand: 001%   Sect:  1
Hole: 494A  Top Core Depth(m):    37.50    Silt: 099%
Core:   1   Sample Depth (m) :    38.60    Clay:

Age : QUATERNARY
Name: VITRIC ASH

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (03%);  FELDSPAR (03%);  HEAVY MINERAL (02%);
GLASS (94%);  GLAUCONITE (02%);  SPICULE (02%);



Leg : 67    Top Int Depth(mm):   620       Sand: 030%   Sect:  2
Hole: 494A  Top Core Depth(m):    37.50    Silt: 035%
Core:   1   Sample Depth (m) :    39.62    Clay: 035%

Age : QUATERNARY
Name: CALCAREOUS SANDY MUD

Components:  ()
======================================================================
QUARTZ (01%);  FELDSPAR (05%);  HEAVY MINERAL (04%);
CLAY MINERAL (18%);  GLAUCONITE (15%);  PYRITE (04%);
ZEOLITE (01%);  CARBONATE (15%);  FORAMINIFERA (08%);
NANNOFOSSIL (04%);  DIATOM (20%);  SPICULE (05%);



Leg : 67    Top Int Depth(mm):   750       Sand: 045%   Sect:  2
Hole: 494A  Top Core Depth(m):    37.50    Silt: 035%
Core:   1   Sample Depth (m) :    39.75    Clay: 020%

Age : QUATERNARY
Name: MUDDY ASHY SAND

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (01%);  FELDSPAR (07%);  HEAVY MINERAL (03%);
CLAY MINERAL (30%);  GLASS (21%);  GLAUCONITE (01%);
PYRITE (25%);  CARBONATE (05%);  NANNOFOSSIL (02%);
DIATOM (04%);  RADIOLARIA (02%);  SPICULE (01%);



Leg : 67    Top Int Depth(mm):   850       Sand: 065%   Sect:  2
Hole: 494A  Top Core Depth(m):    37.50    Silt: 020%
Core:   1   Sample Depth (m) :    39.85    Clay: 015%

Age : QUATERNARY
Name: SANDY ASH

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (01%);  FELDSPAR (03%);  HEAVY MINERAL (01%);
CLAY MINERAL (12%);  GLASS (64%);  GLAUCONITE (02%);
PYRITE (02%);  ZEOLITE (03%);  CARBONATE (02%);
NANNOFOSSIL (02%);  DIATOM (10%);



Leg : 67    Top Int Depth(mm):   850       Sand: 065%   Sect:  2
Hole: 494A  Top Core Depth(m):    37.50    Silt: 020%
Core:   1   Sample Depth (m) :    39.85    Clay: 015%

Age : QUATERNARY
Name: ASH LAYER, SANDY ASH

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
QUARTZ (01%);  FELDSPAR (03%);  HEAVY MINERAL (01%);
CLAY MINERAL (12%);  GLASS (68%);  GLAUCONITE (02%);
PYRITE (01%);  CARBONATE (03%);  NANNOFOSSIL (02%);
DIATOM (10%);



Leg : 67    Top Int Depth(mm):   140       Sand: 001%   Sect:  4
Hole: 494A  Top Core Depth(m):    37.50    Silt: 079%
Core:   1   Sample Depth (m) :    42.14    Clay: 020%

Age : QUATERNARY
Name: ASHY DIATOMACEOUS SILT

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (02%);  FELDSPAR (01%);  MICA (02%);
HEAVY MINERAL (02%);  CLAY MINERAL (05%);  GLASS (22%);
GLAUCONITE (02%);  DIATOM (70%);  RADIOLARIA (02%);



Leg : 67    Top Int Depth(mm):   580       Sand: 030%   Sect:  1
Hole: 494A  Top Core Depth(m):    47.00    Silt: 025%
Core:   2   Sample Depth (m) :    47.58    Clay: 045%

Age : QUATERNARY
Name: SANDY MUD

Components:  ()
======================================================================
QUARTZ (07%);  FELDSPAR (10%);  HEAVY MINERAL (05%);
CLAY MINERAL (45%);  GLAUCONITE (20%);  PYRITE (03%);
CARBONATE (05%);  FORAMINIFERA (02%);  NANNOFOSSIL (03%);



Leg : 67    Top Int Depth(mm):   400       Sand: 020%   Sect:  3
Hole: 494A  Top Core Depth(m):    47.00    Silt: 030%
Core:   2   Sample Depth (m) :    50.40    Clay: 050%

Age : QUATERNARY
Name: SANDY SILTY CLAY

Components:  ()
======================================================================
QUARTZ (01%);  FELDSPAR (05%);  HEAVY MINERAL (05%);
CLAY MINERAL (44%);  GLAUCONITE (05%);  PYRITE (05%);
CARBONATE (03%);  FORAMINIFERA (02%);  NANNOFOSSIL (12%);
DIATOM (15%);  SPICULE (14%);



Leg : 67    Top Int Depth(mm):   240       Sand: 005%   Sect: CC
Hole: 494A  Top Core Depth(m):    47.00    Silt: 025%
Core:   2   Sample Depth (m) :    56.70    Clay: 070%

Age : QUATERNARY
Name: CALCAREOUS SILTY CLAY

Components:  ()
======================================================================
QUARTZ (03%);  FELDSPAR (05%);  HEAVY MINERAL (02%);
CLAY MINERAL (40%);  GLAUCONITE (02%);  PYRITE (08%);
CARBONATE (08%);  FORAMINIFERA (02%);  NANNOFOSSIL (10%);
DIATOM (15%);  SPICULE (05%);



Leg : 67    Top Int Depth(mm):     0       Sand:        Sect: CC
Hole: 494A  Top Core Depth(m):    56.50    Silt: 040%
Core:   3   Sample Depth (m) :    56.60    Clay: 060%

Age : QUATERNARY
Name: NANNO CHALK

Components:  (, % converted from relative abundance)
======================================================================
FELDSPAR (02%);  CLAY MINERAL (02%);  GLASS (01%);
IRON (02%);  NANNOFOSSIL (99%);  SPICULE (02%);



Leg : 67    Top Int Depth(mm):     0       Sand: 005%   Sect: CC
Hole: 494A  Top Core Depth(m):    56.50    Silt: 030%
Core:   3   Sample Depth (m) :    56.60    Clay: 065%

Age : QUATERNARY
Name: SILTY CLAY WITH DIATOMS

Components:  ()
======================================================================
QUARTZ (10%);  MICA (05%);  HEAVY MINERAL (01%);
CLAY MINERAL (05%);  ZEOLITE (01%);  CARBONATE (03%);
FORAMINIFERA (01%);  DIATOM (70%);  RADIOLARIA (02%);
SPICULE (01%);  SILICOFLAGELLATE (01%);



Leg : 67    Top Int Depth(mm):   150       Sand: 001%   Sect:  1
Hole: 494A  Top Core Depth(m):    66.00    Silt: 004%
Core:   4   Sample Depth (m) :    66.15    Clay: 095%

Age : QUATERNARY
Name: CLAYSTONE WITH RADIOLARIANS

Components:  ()
======================================================================
QUARTZ (60%);  FELDSPAR (02%);  MICA (01%);
RADIOLARIA (30%);  SPICULE (07%);



Leg : 67    Top Int Depth(mm):   150       Sand: 003%   Sect:  1
Hole: 494A  Top Core Depth(m):    66.00    Silt: 037%
Core:   4   Sample Depth (m) :    66.15    Clay: 060%

Age : QUATERNARY
Name: SILTY CLAY WITH DIATOMS

Components:  ()
======================================================================
QUARTZ (10%);  FELDSPAR (01%);  MICA (01%);
HEAVY MINERAL (02%);  CLAY MINERAL (10%);  ZEOLITE (01%);
DIATOM (70%);  RADIOLARIA (01%);  SPICULE (03%);
SILICOFLAGELLATE (01%);



Leg : 67    Top Int Depth(mm):   150       Sand: 005%   Sect:  1
Hole: 494A  Top Core Depth(m):    66.00    Silt: 092%
Core:   4   Sample Depth (m) :    66.15    Clay: 003%

Age : QUATERNARY
Name: CALCAREOUS CHALK

Components:  ()
======================================================================
QUARTZ (03%);  FELDSPAR (01%);  MICA (03%);
CLAY MINERAL (02%);  GLAUCONITE (01%);  CARBONATE (90%);



Leg : 67    Top Int Depth(mm):   470       Sand: 070%   Sect:  1
Hole: 494A  Top Core Depth(m):    75.50    Silt: 015%
Core:   5   Sample Depth (m) :    75.97    Clay: 015%

Age : QUATERNARY
Name: DIATOMACEOUS MUD

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (02%);  CLAY MINERAL (15%);  PYRITE (02%);
DIATOM (10%);  RADIOLARIA (02%);  SPICULE (70%);
SILICOFLAGELLATE (02%);



Leg : 67    Top Int Depth(mm):   200       Sand: 015%   Sect:  2
Hole: 494A  Top Core Depth(m):    75.50    Silt: 015%
Core:   5   Sample Depth (m) :    77.20    Clay: 070%

Age : QUATERNARY
Name: DIATOMACEOUS MUD

Components:  ()
======================================================================
QUARTZ (13%);  FELDSPAR (01%);  MICA (03%);
HEAVY MINERAL (01%);  CLAY MINERAL (12%);  GLAUCONITE (01%);
ZEOLITE (01%);  DIATOM (60%);  SPICULE (06%);
SILICOFLAGELLATE (01%);



Leg : 67    Top Int Depth(mm):   800       Sand: 004%   Sect:  1
Hole: 494A  Top Core Depth(m):    94.50    Silt: 026%
Core:   7   Sample Depth (m) :    95.30    Clay: 070%

Age : QUATERNARY
Name: BLACK SILTY CLAY

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (02%);  FELDSPAR (04%);  MICA (02%);
HEAVY MINERAL (02%);  CLAY MINERAL (60%);  GLASS (02%);
PALAGONITE (01%);  GLAUCONITE (02%);  IRON (02%);
ZEOLITE (10%);  CARBONATE (01%);  FORAMINIFERA (02%);
Components:  (, % converted from relative abundance)
======================================================================
NANNOFOSSIL (01%);  DIATOM (10%);  RADIOLARIA (02%);
SPICULE (01%);



Leg : 67    Top Int Depth(mm):  1450       Sand:        Sect:  1
Hole: 494A  Top Core Depth(m):    94.50    Silt: 005%
Core:   7   Sample Depth (m) :    95.95    Clay: 095%

Age : QUATERNARY
Name: ZEOLITE MUD

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (02%);  FELDSPAR (01%);  HEAVY MINERAL (01%);
GLASS (03%);  GLAUCONITE (01%);  ZEOLITE (84%);
NANNOFOSSIL (02%);  RADIOLARIA (02%);  SPICULE (05%);
BRYOZOA (02%);



Leg : 67    Top Int Depth(mm):   670       Sand: 003%   Sect:  1
Hole: 494A  Top Core Depth(m):   104.50    Silt: 060%
Core:   8   Sample Depth (m) :   105.17    Clay: 037%

Age : QUATERNARY
Name: DIATOMACEOUS CLAYEY SILT

Components:  ()
======================================================================
QUARTZ (04%);  FELDSPAR (12%);  HEAVY MINERAL (01%);
CLAY MINERAL (21%);  GLASS (10%);  GLAUCONITE (01%);
PYRITE (05%);  ZEOLITE (10%);  CARBONATE (03%);
FORAMINIFERA (01%);  NANNOFOSSIL (02%);  DIATOM (25%);
Components:  ()
======================================================================
RADIOLARIA (05%);



Leg : 67    Top Int Depth(mm):  1010       Sand: 030%   Sect:  1
Hole: 494A  Top Core Depth(m):   104.50    Silt: 015%
Core:   8   Sample Depth (m) :   105.51    Clay: 055%

Age : QUATERNARY
Name: CALCAREOUS SANDY CLAY

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (04%);  FELDSPAR (03%);  HEAVY MINERAL (01%);
CLAY MINERAL (51%);  GLASS (04%);  GLAUCONITE (05%);
PYRITE (05%);  ZEOLITE (02%);  CARBONATE (20%);
FORAMINIFERA (01%);  NANNOFOSSIL (02%);  DIATOM (03%);
Components:  (, % converted from relative abundance)
======================================================================
RADIOLARIA (01%);



Leg : 67    Top Int Depth(mm):  1040       Sand: 003%   Sect:  1
Hole: 494A  Top Core Depth(m):   104.50    Silt: 030%
Core:   8   Sample Depth (m) :   105.54    Clay: 067%

Age : QUATERNARY
Name: DIATOMACEOUS SILTY CLAY

Components:  ()
======================================================================
QUARTZ (04%);  FELDSPAR (04%);  HEAVY MINERAL (01%);
CLAY MINERAL (31%);  GLASS (02%);  GLAUCONITE (02%);
PYRITE (10%);  ZEOLITE (15%);  CARBONATE (05%);
FORAMINIFERA (01%);  NANNOFOSSIL (02%);  DIATOM (20%);
Components:  ()
======================================================================
RADIOLARIA (01%);  SPICULE (02%);



Leg : 67    Top Int Depth(mm):  1170       Sand: 050%   Sect:  2
Hole: 494A  Top Core Depth(m):   104.50    Silt: 020%
Core:   8   Sample Depth (m) :   107.17    Clay: 030%

Age : QUATERNARY

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (03%);  HEAVY MINERAL (02%);  GLASS (25%);
GLAUCONITE (05%);  PYRITE (05%);  ZEOLITE (30%);
NANNOFOSSIL (02%);  DIATOM (05%);  RADIOLARIA (05%);
SPICULE (20%);  OSTRACOD (02%);



Leg : 67    Top Int Depth(mm):   330       Sand: 005%   Sect:  1
Hole: 494A  Top Core Depth(m):   113.50    Silt: 050%
Core:   9   Sample Depth (m) :   113.83    Clay: 045%

Age : QUATERNARY
Name: ASHY CLAYEY SILT

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (01%);  FELDSPAR (02%);  MICA (02%);
HEAVY MINERAL (02%);  CLAY MINERAL (41%);  GLASS (50%);
GLAUCONITE (02%);  PYRITE (01%);  ZEOLITE (01%);
DIATOM (02%);  RADIOLARIA (01%);  SPICULE (01%);



Leg : 67    Top Int Depth(mm):   880       Sand: 001%   Sect:  1
Hole: 494A  Top Core Depth(m):   113.50    Silt: 002%
Core:   9   Sample Depth (m) :   114.38    Clay: 097%

Age : QUATERNARY
Name: CLAY

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (01%);  FELDSPAR (02%);  HEAVY MINERAL (02%);
CLAY MINERAL (91%);  GLAUCONITE (01%);  PYRITE (02%);
NANNOFOSSIL (02%);  RADIOLARIA (01%);  SPICULE (02%);



Leg : 67    Top Int Depth(mm):   880       Sand: 030%   Sect:  1
Hole: 494A  Top Core Depth(m):   113.50    Silt: 035%
Core:   9   Sample Depth (m) :   114.38    Clay: 035%

Age : QUATERNARY
Name: ASH

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (02%);  FELDSPAR (03%);  HEAVY MINERAL (02%);
CLAY MINERAL (11%);  GLASS (72%);  GLAUCONITE (01%);
PYRITE (03%);  ZEOLITE (06%);  CARBONATE (02%);
DIATOM (02%);  RADIOLARIA (02%);  SPICULE (01%);



Leg : 67    Top Int Depth(mm):   410       Sand: 003%   Sect:  2
Hole: 494A  Top Core Depth(m):   113.50    Silt: 020%
Core:   9   Sample Depth (m) :   115.41    Clay: 077%

Age : QUATERNARY
Name: SILTY CLAY

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (02%);  FELDSPAR (03%);  HEAVY MINERAL (02%);
CLAY MINERAL (65%);  GLASS (15%);  GLAUCONITE (01%);
PYRITE (02%);  ZEOLITE (03%);  CARBONATE (02%);
NANNOFOSSIL (02%);  DIATOM (02%);  RADIOLARIA (03%);
Components:  (, % converted from relative abundance)
======================================================================
SPICULE (02%);



Leg : 67    Top Int Depth(mm):   800       Sand: 030%   Sect:  3
Hole: 494A  Top Core Depth(m):   113.50    Silt: 042%
Core:   9   Sample Depth (m) :   117.30    Clay: 028%

Age : QUATERNARY
Name: VERY FINE SANDY CLAYEY SILT

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (12%);  FELDSPAR (15%);  HEAVY MINERAL (02%);
CLAY MINERAL (35%);  GLASS (05%);  GLAUCONITE (08%);
PYRITE (02%);  ZEOLITE (01%);  CARBONATE (01%);
FORAMINIFERA (02%);  DIATOM (15%);  RADIOLARIA (02%);
Components:  (, % converted from relative abundance)
======================================================================
SPICULE (02%);



Leg : 67    Top Int Depth(mm):  1200       Sand: 018%   Sect:  1
Hole: 494A  Top Core Depth(m):   123.00    Silt: 012%
Core:  10   Sample Depth (m) :   124.20    Clay: 070%

Age : QUATERNARY

Components:  ()
======================================================================
QUARTZ (12%);  FELDSPAR (03%);  HEAVY MINERAL (01%);
CLAY MINERAL (68%);  GLASS (02%);  GLAUCONITE (01%);
PYRITE (05%);  ZEOLITE (02%);  DIATOM (01%);
RADIOLARIA (01%);  SPICULE (01%);



Leg : 67    Top Int Depth(mm):  1060       Sand:        Sect:  1
Hole: 494A  Top Core Depth(m):   132.50    Silt: 030%
Core:  11   Sample Depth (m) :   133.56    Clay: 070%

Age : QUATERNARY
Name: ASHY CLAY

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (02%);  FELDSPAR (02%);  HEAVY MINERAL (01%);
CLAY MINERAL (70%);  GLASS (25%);  PYRITE (02%);
FORAMINIFERA (02%);  DIATOM (02%);



Leg : 67    Top Int Depth(mm):  1080       Sand: 015%   Sect:  1
Hole: 494A  Top Core Depth(m):   132.50    Silt: 045%
Core:  11   Sample Depth (m) :   133.58    Clay: 040%

Age : QUATERNARY
Name: SANDY MUD

Components:  ()
======================================================================
QUARTZ (10%);  FELDSPAR (15%);  HEAVY MINERAL (01%);
CLAY MINERAL (38%);  GLASS (13%);  LIMONITE (01%);
GLAUCONITE (08%);  PYRITE (10%);  CARBONATE (01%);
DIATOM (01%);  RADIOLARIA (01%);  SPICULE (01%);



Leg : 67    Top Int Depth(mm):     0       Sand:        Sect:  1
Hole: 494A  Top Core Depth(m):   151.50    Silt: 040%
Core:  13   Sample Depth (m) :   151.50    Clay: 060%

Age : QUATERNARY
Name: CALCAREOUS VITRIC TUFF

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (02%);  FELDSPAR (02%);  GLASS (40%);
CARBONATE (60%);



Leg : 67    Top Int Depth(mm):   300       Sand: 015%   Sect:  1
Hole: 494A  Top Core Depth(m):   180.00    Silt: 025%
Core:  16   Sample Depth (m) :   180.30    Clay: 060%

Age : PLIOCENE
Name: DIATOMACEOUS,ZEOL MUDDY CLAY-CLAYSTONE

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (05%);  HEAVY MINERAL (05%);  CLAY MINERAL (05%);
GLASS (10%);  GLAUCONITE (02%);  PYRITE (10%);
ZEOLITE (50%);  DIATOM (10%);  SPICULE (02%);
BRYOZOA (02%);  OSTRACOD (01%);



Leg : 67    Top Int Depth(mm):   420       Sand: 040%   Sect:  1
Hole: 494A  Top Core Depth(m):   180.00    Silt: 040%
Core:  16   Sample Depth (m) :   180.42    Clay: 020%

Age : PLIOCENE
Name: DIATOMACEOUS, GLAUCONITIC MUDDY SAND

Components:  (, % converted from relative abundance)
======================================================================
HEAVY MINERAL (02%);  CLAY MINERAL (05%);  GLASS (20%);
GLAUCONITE (40%);  PYRITE (05%);  ZEOLITE (15%);
DIATOM (10%);  RADIOLARIA (02%);  SPICULE (01%);
CALCAREOUS SPICULE (02%);



Leg : 67    Top Int Depth(mm):   830       Sand: 007%   Sect:  1
Hole: 494A  Top Core Depth(m):   189.50    Silt: 048%
Core:  17   Sample Depth (m) :   190.33    Clay: 045%

Age : LOWER MIOCENE

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (04%);  FELDSPAR (08%);  HEAVY MINERAL (02%);
CLAY MINERAL (43%);  GLASS (20%);  GLAUCONITE (01%);
PYRITE (03%);  ZEOLITE (07%);  CARBONATE (01%);
DIATOM (10%);  RADIOLARIA (01%);  SPICULE (02%);



Leg : 67    Top Int Depth(mm):  1090       Sand: 025%   Sect:  1
Hole: 494A  Top Core Depth(m):   189.50    Silt: 025%
Core:  17   Sample Depth (m) :   190.59    Clay: 050%

Age : LOWER MIOCENE
Name: SANDY MUD

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (03%);  FELDSPAR (07%);  HEAVY MINERAL (01%);
CLAY MINERAL (46%);  GLASS (10%);  GLAUCONITE (01%);
PYRITE (03%);  ZEOLITE (08%);  CARBONATE (15%);
DIATOM (04%);  RADIOLARIA (01%);  SPICULE (01%);
Components:  (, % converted from relative abundance)
======================================================================
PLANT DEBRIS (02%);



Leg : 67    Top Int Depth(mm):   290       Sand: 010%   Sect:  2
Hole: 494A  Top Core Depth(m):   189.50    Silt: 015%
Core:  17   Sample Depth (m) :   191.29    Clay: 075%

Age : LOWER MIOCENE
Name: ZEOLITIC CLAY

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (02%);  CLAY MINERAL (02%);  GLASS (10%);
GLAUCONITE (02%);  PYRITE (02%);  ZEOLITE (74%);
CARBONATE (05%);  DIATOM (02%);  RADIOLARIA (02%);
SPICULE (01%);



Leg : 67    Top Int Depth(mm):  1080       Sand: 055%   Sect:  2
Hole: 494A  Top Core Depth(m):   189.50    Silt: 030%
Core:  17   Sample Depth (m) :   192.08    Clay: 015%

Age : LOWER MIOCENE
Name: CALC OOZE ADMIXED W/ZEOL VOLCANIC ASH

Components:  ()
======================================================================
QUARTZ (03%);  HEAVY MINERAL (02%);  GLASS (50%);
GLAUCONITE (02%);  ZEOLITE (15%);  CARBONATE (10%);
FORAMINIFERA (17%);  RADIOLARIA (01%);



Leg : 67    Top Int Depth(mm):  1180       Sand: 040%   Sect:  2
Hole: 494A  Top Core Depth(m):   189.50    Silt: 020%
Core:  17   Sample Depth (m) :   192.18    Clay: 040%

Age : LOWER MIOCENE
Name: ASHY - SANDY MUDSTONE

Components:  ()
======================================================================
QUARTZ (05%);  HEAVY MINERAL (02%);  CLAY MINERAL (05%);
GLASS (50%);  GLAUCONITE (01%);  PYRITE (01%);
ZEOLITE (34%);  DIATOM (01%);  RADIOLARIA (01%);



Leg : 67    Top Int Depth(mm):   860       Sand: 005%   Sect:  1
Hole: 494A  Top Core Depth(m):   199.00    Silt: 030%
Core:  18   Sample Depth (m) :   199.86    Clay: 065%

Age : OLIGOCENE
Name: ZEOLITIC, GLASS-RICH CLAY

Components:  ()
======================================================================
QUARTZ (05%);  MICA (01%);  HEAVY MINERAL (05%);
GLASS (10%);  GLAUCONITE (05%);  ZEOLITE (60%);
FORAMINIFERA (01%);  DIATOM (10%);  RADIOLARIA (02%);
SPICULE (01%);



Leg : 67    Top Int Depth(mm):   100       Sand: 007%   Sect:  1
Hole: 494A  Top Core Depth(m):   208.50    Silt: 010%
Core:  19   Sample Depth (m) :   208.60    Clay: 083%

Age : MIOCENE
Name: MUDSTONE

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
QUARTZ (03%);  FELDSPAR (04%);  MICA (01%);
HEAVY MINERAL (01%);  CLAY MINERAL (76%);  GLASS (05%);
GLAUCONITE (01%);  PYRITE (03%);  ZEOLITE (03%);
HORNBLENDE (01%);  DIATOM (01%);  RADIOLARIA (02%);
Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
SPICULE (02%);



Leg : 67    Top Int Depth(mm):   560       Sand:        Sect:  1
Hole: 494A  Top Core Depth(m):   208.50    Silt:
Core:  19   Sample Depth (m) :   209.06    Clay:

Age : MIDDLE EOCENE
Name: ZEOLITIC CLAY & CLAYSTONE

Components:  ()
======================================================================
QUARTZ (10%);  HEAVY MINERAL (01%);  CLAY MINERAL (20%);
GLASS (15%);  GLAUCONITE (03%);  PYRITE (06%);
ZEOLITE (37%);  DIATOM (02%);  RADIOLARIA (01%);
SPICULE (02%);  PLANT DEBRIS (03%);



Leg : 67    Top Int Depth(mm):  1050       Sand: 020%   Sect:  1
Hole: 494A  Top Core Depth(m):   208.50    Silt: 020%
Core:  19   Sample Depth (m) :   209.55    Clay: 060%

Age : MIDDLE EOCENE
Name: SANDY MUDSTONE

Components:  (, % converted from relative abundance)
======================================================================
HEAVY MINERAL (02%);  GLASS (30%);  PYRITE (08%);
ZEOLITE (57%);  FORAMINIFERA (01%);  DIATOM (01%);
RADIOLARIA (01%);  SPICULE (02%);  OSTRACOD (02%);



Leg : 67    Top Int Depth(mm):   180       Sand: 003%   Sect:  2
Hole: 494A  Top Core Depth(m):   208.50    Silt: 010%
Core:  19   Sample Depth (m) :   210.18    Clay: 087%

Age : MIDDLE EOCENE

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
QUARTZ (01%);  FELDSPAR (01%);  HEAVY MINERAL (01%);
CLAY MINERAL (83%);  GLASS (05%);  GLAUCONITE (01%);
PYRITE (02%);  ZEOLITE (05%);  CARBONATE (01%);
RADIOLARIA (02%);



Leg : 67    Top Int Depth(mm):   450       Sand: 010%   Sect:  1
Hole: 494A  Top Core Depth(m):   218.00    Silt: 025%
Core:  20   Sample Depth (m) :   218.45    Clay: 065%

Age : MIDDLE EOCENE
Name: SANDY MUD

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (05%);  FELDSPAR (08%);  HEAVY MINERAL (02%);
CLAY MINERAL (63%);  GLASS (05%);  IRON (02%);
ZEOLITE (03%);  CARBONATE (06%);  NANNOFOSSIL (01%);
DIATOM (02%);  RADIOLARIA (02%);  SPICULE (02%);



Leg : 67    Top Int Depth(mm):   730       Sand: 035%   Sect:  1
Hole: 494A  Top Core Depth(m):   218.00    Silt: 015%
Core:  20   Sample Depth (m) :   218.73    Clay: 050%

Age : MIDDLE EOCENE
Name: SANDY - CALCAREOUS CLAY

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (18%);  FELDSPAR (14%);  HEAVY MINERAL (08%);
CLAY MINERAL (17%);  GLASS (04%);  GLAUCONITE (08%);
ZEOLITE (04%);  CARBONATE (27%);  DIATOM (02%);
SPICULE (02%);



Leg : 67    Top Int Depth(mm):   730       Sand: 010%   Sect:  1
Hole: 494A  Top Core Depth(m):   218.00    Silt: 026%
Core:  20   Sample Depth (m) :   218.73    Clay: 064%

Age : MIDDLE EOCENE
Name: SILTY CLAY

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (08%);  FELDSPAR (10%);  HEAVY MINERAL (02%);
CLAY MINERAL (57%);  GLASS (07%);  GLAUCONITE (02%);
PYRITE (01%);  ZEOLITE (03%);  CARBONATE (01%);
FORAMINIFERA (02%);  DIATOM (10%);  RADIOLARIA (01%);
Components:  (, % converted from relative abundance)
======================================================================
SPICULE (04%);  SILICEOUS FOSSIL (01%);



Leg : 67    Top Int Depth(mm):   650       Sand: 025%   Sect:  2
Hole: 494A  Top Core Depth(m):   218.00    Silt: 045%
Core:  20   Sample Depth (m) :   220.15    Clay: 030%

Age : MIDDLE EOCENE
Name: FERROUS SAND

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (09%);  FELDSPAR (10%);  HEAVY MINERAL (05%);
CLAY MINERAL (15%);  GLASS (05%);  GLAUCONITE (01%);
PYRITE (45%);  ZEOLITE (08%);  CARBONATE (01%);
HORNBLENDE (01%);  EPIDOTE (01%);  DIATOM (01%);



Leg : 67    Top Int Depth(mm):  1040       Sand: 001%   Sect:  3
Hole: 494A  Top Core Depth(m):   218.00    Silt: 021%
Core:  20   Sample Depth (m) :   222.04    Clay: 078%

Age : MIDDLE EOCENE
Name: SILTY MUD

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
QUARTZ (01%);  FELDSPAR (03%);  HEAVY MINERAL (02%);
CLAY MINERAL (77%);  GLASS (07%);  GLAUCONITE (01%);
PYRITE (02%);  CARBONATE (01%);  DIATOM (06%);
SPICULE (02%);



Leg : 67    Top Int Depth(mm):  1260       Sand: 002%   Sect:  4
Hole: 494A  Top Core Depth(m):   218.00    Silt: 013%
Core:  20   Sample Depth (m) :   223.76    Clay: 085%

Age : MIDDLE EOCENE
Name: MONTMORILLONITE CLAY

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
QUARTZ (01%);  FELDSPAR (01%);  MICA (01%);
HEAVY MINERAL (02%);  CLAY MINERAL (82%);  GLASS (05%);
GLAUCONITE (02%);  PYRITE (02%);  ZEOLITE (02%);
CARBONATE (03%);  NANNOFOSSIL (01%);  DIATOM (01%);
Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
RADIOLARIA (01%);  SPICULE (02%);



Leg : 67    Top Int Depth(mm):   100       Sand:        Sect:  5
Hole: 494A  Top Core Depth(m):   218.00    Silt: 010%
Core:  20   Sample Depth (m) :   224.10    Clay: 090%

Age : MIDDLE EOCENE
Name: ASHY MICRITIC LIMESTONE

Components:  (, % converted from relative abundance)
======================================================================
HEAVY MINERAL (02%);  GLASS (10%);  CARBONATE (90%);



Leg : 67    Top Int Depth(mm):  1410       Sand: 005%   Sect:  5
Hole: 494A  Top Core Depth(m):   218.00    Silt: 028%
Core:  20   Sample Depth (m) :   225.41    Clay: 072%

Age : MIDDLE EOCENE
Name: ASH RICH CLAY

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (03%);  FELDSPAR (05%);  HEAVY MINERAL (01%);
CLAY MINERAL (68%);  GLASS (12%);  GLAUCONITE (01%);
PYRITE (05%);  ZEOLITE (05%);  CARBONATE (01%);
NANNOFOSSIL (02%);  DIATOM (02%);  RADIOLARIA (01%);



Leg : 67    Top Int Depth(mm):  1250       Sand:        Sect:  2
Hole: 494A  Top Core Depth(m):   227.50    Silt:
Core:  21   Sample Depth (m) :   230.25    Clay: 100%

Age : MIDDLE EOCENE
Name: MICRITE

Components:  ()
======================================================================
CARBONATE (99%);



Leg : 67    Top Int Depth(mm):  1120       Sand:        Sect:  1
Hole: 494A  Top Core Depth(m):   237.00    Silt: 090%
Core:  22   Sample Depth (m) :   238.12    Clay: 010%

Age : MIDDLE EOCENE
Name: CALCAREOUS

Components:  ()
======================================================================
HEAVY MINERAL (01%);  CARBONATE (99%);



Leg : 67    Top Int Depth(mm):  1050       Sand: 002%   Sect:  4
Hole: 494A  Top Core Depth(m):   237.00    Silt: 060%
Core:  22   Sample Depth (m) :   242.55    Clay: 038%

Age : MIDDLE EOCENE
Name: NANNOFOSSILS OOZE

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (05%);  FELDSPAR (01%);  MICA (01%);
HEAVY MINERAL (01%);  CLAY MINERAL (25%);  GLASS (10%);
GLAUCONITE (01%);  ZEOLITE (01%);  NANNOFOSSIL (55%);
SPICULE (01%);  PLANT DEBRIS (02%);



Leg : 67    Top Int Depth(mm):  1200       Sand: 001%   Sect:  1
Hole: 494A  Top Core Depth(m):   246.50    Silt: 070%
Core:  23   Sample Depth (m) :   247.70    Clay: 029%

Age : MIDDLE EOCENE
Name: NANNOFOSSILS SILTSTONE

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (05%);  FELDSPAR (01%);  MICA (01%);
CLAY MINERAL (25%);  ZEOLITE (01%);  NANNOFOSSIL (60%);
RADIOLARIA (02%);  SPICULE (05%);  PLANT DEBRIS (02%);



Leg : 67    Top Int Depth(mm):  1000       Sand: 003%   Sect:  2
Hole: 494A  Top Core Depth(m):   265.50    Silt: 060%
Core:  25   Sample Depth (m) :   268.00    Clay: 037%

Age : UPPER CRETACEOUS
Name: SILTSTONE WITH FRAGS OF DIATOMS

Components:  ()
======================================================================
QUARTZ (12%);  FELDSPAR (01%);  MICA (01%);
HEAVY MINERAL (01%);  CLAY MINERAL (35%);  GLASS (12%);
GLAUCONITE (01%);  PYRITE (01%);  ZEOLITE (05%);
NANNOFOSSIL (01%);  DIATOM (25%);  SPICULE (05%);



Leg : 67    Top Int Depth(mm):  1000       Sand: 040%   Sect:  2
Hole: 494A  Top Core Depth(m):   265.50    Silt: 015%
Core:  25   Sample Depth (m) :   268.00    Clay: 045%

Age : UPPER CRETACEOUS
Name: BLUE-GREY VOLC, MUDDY CLAYSTONE

Components:  ()
======================================================================
QUARTZ (01%);  FELDSPAR (02%);  CLAY MINERAL (19%);
GLASS (30%);  GLAUCONITE (02%);  PYRITE (05%);
ZEOLITE (25%);  FORAMINIFERA (01%);  NANNOFOSSIL (02%);
DIATOM (01%);  RADIOLARIA (05%);  SPICULE (07%);



Leg : 67    Top Int Depth(mm):  1130       Sand: 022%   Sect:  1
Hole: 494A  Top Core Depth(m):   284.50    Silt: 030%
Core:  27   Sample Depth (m) :   285.63    Clay: 048%

Name: SANDY NANNOFOSSIL MUD

Components:  ()
======================================================================
QUARTZ (05%);  FELDSPAR (02%);  CLAY MINERAL (15%);
GLASS (15%);  PYRITE (10%);  CARBONATE (08%);
NANNOFOSSIL (25%);  RADIOLARIA (10%);  SPICULE (10%);



Leg : 67    Top Int Depth(mm):  1160       Sand: 040%   Sect:  1
Hole: 494A  Top Core Depth(m):   284.50    Silt: 020%
Core:  27   Sample Depth (m) :   285.66    Clay: 040%

Name: NANNOFOSSIL ASH LAYER

Components:  ()
======================================================================
FELDSPAR (02%);  HEAVY MINERAL (02%);  CLAY MINERAL (10%);
GLASS (40%);  PYRITE (02%);  CARBONATE (09%);
NANNOFOSSIL (20%);  RADIOLARIA (05%);  SPICULE (08%);
PLANT DEBRIS (02%);



Leg : 67    Top Int Depth(mm):   500       Sand: 008%   Sect:  2
Hole: 494A  Top Core Depth(m):   284.50    Silt: 011%
Core:  27   Sample Depth (m) :   286.50    Clay: 081%

Name: SILTY CARBONATE ROCK

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (02%);  FELDSPAR (02%);  HEAVY MINERAL (02%);
CLAY MINERAL (01%);  GLASS (01%);  GLAUCONITE (02%);
PYRITE (02%);  ZEOLITE (01%);  CARBONATE (68%);
NANNOFOSSIL (10%);  RADIOLARIA (09%);  SPICULE (01%);
Components:  (, % converted from relative abundance)
======================================================================
SILICEOUS FOSSIL (05%);



Leg : 67    Top Int Depth(mm):   500       Sand: 015%   Sect:  2
Hole: 494A  Top Core Depth(m):   284.50    Silt: 032%
Core:  27   Sample Depth (m) :   286.50    Clay: 053%

Name: SANDY CALCAREOUS MUD

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (10%);  FELDSPAR (08%);  HEAVY MINERAL (02%);
CLAY MINERAL (23%);  GLASS (08%);  GLAUCONITE (01%);
PYRITE (10%);  ZEOLITE (02%);  CARBONATE (12%);
NANNOFOSSIL (10%);  RADIOLARIA (10%);  SPICULE (01%);
Components:  (, % converted from relative abundance)
======================================================================
SILICEOUS FOSSIL (05%);



Leg : 67    Top Int Depth(mm):   700       Sand:        Sect:  1
Hole: 494A  Top Core Depth(m):   294.00    Silt: 010%
Core:  28   Sample Depth (m) :   294.70    Clay: 090%

Name: CARBONATE-RICH CLAY

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (04%);  FELDSPAR (03%);  HEAVY MINERAL (01%);
CLAY MINERAL (57%);  GLASS (02%);  PALAGONITE (02%);
PYRITE (01%);  ZEOLITE (05%);  CARBONATE (28%);



Leg : 67    Top Int Depth(mm):   340       Sand: 015%   Sect:  1
Hole: 494A  Top Core Depth(m):   303.00    Silt: 020%
Core:  29   Sample Depth (m) :   303.34    Clay: 065%

Name: SANDY RADIOLARIAN CALCAREOUS MUD

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (04%);  FELDSPAR (07%);  HEAVY MINERAL (01%);
CLAY MINERAL (22%);  GLASS (06%);  GLAUCONITE (02%);
PYRITE (04%);  ZEOLITE (04%);  CARBONATE (16%);
EPIDOTE (01%);  NANNOFOSSIL (05%);  DIATOM (02%);
Components:  (, % converted from relative abundance)
======================================================================
RADIOLARIA (20%);  SPICULE (01%);  SILICEOUS FOSSIL (04%);



Leg : 67    Top Int Depth(mm):   830       Sand: 008%   Sect:  1
Hole: 494A  Top Core Depth(m):   303.00    Silt: 057%
Core:  29   Sample Depth (m) :   303.83    Clay: 035%

Name: CALCAREOUS SILICEOUS OOZE

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (02%);  FELDSPAR (03%);  HEAVY MINERAL (02%);
CLAY MINERAL (20%);  GLASS (02%);  GLAUCONITE (01%);
PYRITE (01%);  ZEOLITE (04%);  CARBONATE (30%);
NANNOFOSSIL (03%);  RADIOLARIA (20%);  SPICULE (02%);
Components:  (, % converted from relative abundance)
======================================================================
SILICEOUS FOSSIL (10%);



Leg : 67    Top Int Depth(mm):   130       Sand: 004%   Sect:  2
Hole: 494A  Top Core Depth(m):   303.00    Silt: 027%
Core:  29   Sample Depth (m) :   304.63    Clay: 069%


Components:  ()
======================================================================
QUARTZ (03%);  FELDSPAR (05%);  HEAVY MINERAL (01%);
CLAY MINERAL (67%);  GLASS (04%);  GLAUCONITE (10%);
ZEOLITE (07%);  CARBONATE (01%);  NANNOFOSSIL (01%);
RADIOLARIA (01%);  SPICULE (01%);  SILICEOUS FOSSIL (01%);



Leg : 67    Top Int Depth(mm):   130       Sand: 004%   Sect:  2
Hole: 494A  Top Core Depth(m):   303.00    Silt: 027%
Core:  29   Sample Depth (m) :   304.63    Clay: 069%

Name: SILTY CLAY

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (02%);  FELDSPAR (04%);  HEAVY MINERAL (01%);
CLAY MINERAL (65%);  GLASS (04%);  GLAUCONITE (09%);
PYRITE (07%);  ZEOLITE (06%);  CARBONATE (01%);
NANNOFOSSIL (02%);  RADIOLARIA (02%);  SPICULE (02%);
Components:  (, % converted from relative abundance)
======================================================================
SILICEOUS FOSSIL (02%);  PLANT DEBRIS (01%);



Leg : 67    Top Int Depth(mm):  1000       Sand: 015%   Sect:  1
Hole: 494A  Top Core Depth(m):   312.50    Silt: 075%
Core:  30   Sample Depth (m) :   313.50    Clay: 010%

Name: CARBONATE RICH CLAY

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (07%);  FELDSPAR (01%);  MICA (01%);
HEAVY MINERAL (01%);  CLAY MINERAL (60%);  GLASS (02%);
PALAGONITE (02%);  PYRITE (01%);  CARBONATE (24%);
NANNOFOSSIL (03%);  SILICEOUS FOSSIL (01%);



Leg : 67    Top Int Depth(mm):  1350       Sand: 003%   Sect:  1
Hole: 494A  Top Core Depth(m):   312.50    Silt: 017%
Core:  30   Sample Depth (m) :   313.85    Clay: 080%

Name: CLAYSTONE WITH COCCOLITHS

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (06%);  FELDSPAR (01%);  MICA (02%);
HEAVY MINERAL (01%);  CLAY MINERAL (80%);  GLAUCONITE (01%);
PYRITE (02%);  NANNOFOSSIL (10%);



Leg : 67    Top Int Depth(mm):    20       Sand: 010%   Sect: CC
Hole: 494A  Top Core Depth(m):   330.50    Silt: 080%
Core:  32   Sample Depth (m) :   330.52    Clay: 010%

Name: MUDDY CLAYSTONE

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (05%);  FELDSPAR (02%);  CLAY MINERAL (85%);
GLAUCONITE (02%);  PYRITE (02%);  NANNOFOSSIL (10%);



Leg : 67    Top Int Depth(mm):   120       Sand: 040%   Sect: CC
Hole: 494A  Top Core Depth(m):   339.50    Silt: 040%
Core:  33   Sample Depth (m) :   339.62    Clay: 020%

Name: DRILLING BRECCIA

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (05%);  FELDSPAR (15%);  HEAVY MINERAL (30%);
CLAY MINERAL (10%);  PYRITE (02%);  ZEOLITE (10%);
CARBONATE (20%);  PYROXENE (01%);  HORNBLENDE (01%);
EPIDOTE (01%);  MICA (01%);  NANNOFOSSIL (05%);
Components:  (, % converted from relative abundance)
======================================================================
DIATOM (02%);  SPICULE (02%);  ORGANIC DEBRIS (03%);



Leg : 67    Top Int Depth(mm):   220       Sand: 003%   Sect: CC
Hole: 494A  Top Core Depth(m):   339.50    Silt: 067%
Core:  33   Sample Depth (m) :   339.72    Clay: 030%

Name: ZEOLITIC CLAYEY SILT

Components:  (, % converted from relative abundance)
======================================================================
QUARTZ (01%);  FELDSPAR (07%);  MICA (02%);
HEAVY MINERAL (01%);  CLAY MINERAL (20%);  PALAGONITE (03%);
ZEOLITE (67%);  CARBONATE (01%);  EPIDOTE (01%);



Leg : 67    Top Int Depth(mm):   150       Sand: 020%   Sect: CC
Hole: 494A  Top Core Depth(m):   357.50    Silt: 030%
Core:  35   Sample Depth (m) :   357.89    Clay: 050%

Name: ZEOLITIC SANDY MUD

Components:  ()
======================================================================
QUARTZ (01%);  FELDSPAR (18%);  HEAVY MINERAL (02%);
CLAY MINERAL (08%);  GLAUCONITE (01%);  IRON (02%);
ZEOLITE (66%);  CARBONATE (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