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Core Data from the Deep Sea Drilling Project


Leg : 17    Top/Bottom Interval(mm):    0/ 590  Analyst: Moberly, R.
Hole: 167   Sample Midpoint (m)    :  1168.09
Core:  94   Top of Core Depth (m)  :  1166.00
Sect:  2    Top of Section Depth(m):  1167.50

LITHOLOGY: LIMESTONE;

  Piece No.  : PCE NO PCE NUMBERS ASSIGNED;


Leg : 17    Top/Bottom Interval(mm):  590/1500  Analyst: Moberly, R.
Hole: 167   Sample Midpoint (m)    :  1169.00
Core:  94   Top of Core Depth (m)  :  1166.00
Sect:  2    Top of Section Depth(m):  1168.09

LITHOLOGY: BASALT;

  Piece No.  : PCE NO PCE NUMBERS ASSIGNED;

  Texture    : SOME CLOTS? IRREGULAR XENOLITH?? AT ABOUT 135-140CM;

  Structure  : SOME CALCITE VEINS;

  Alteration : ALTERED;

  Comments   : BASALT IS MEDIUM DARK GRAY (N4) DRY AND GRAYISH
               BLACK (N2) WET;

  Vesicles   : Size(mm):    TO 16   Percent:
               Location:            Filling: CALCITE,ZEOLITE
               IRREGULAR AMYGDULES;

  Replacement: CALCITE

               ZEOLITE
               ID UNCERTAIN, BASALT SPECKLED WITH WHITE CALCITE
               (AND ZEOLITE??), CALCITE IN VEIN;


Leg : 17    Top/Bottom Interval(mm):    0/1500  Analyst: Moberly, R.
Hole: 167   Sample Midpoint (m)    :  1170.50
Core:  94   Top of Core Depth (m)  :  1166.00
Sect:  3    Top of Section Depth(m):  1169.00

LITHOLOGY: BASALT;
           AS IN LOWER PART OF SECTION 94-2;

  Piece No.  : PCE NO PCE NUMBERS ASSIGNED

  Structure  : A PURPLISH BRECCIA VEIN ABOUT 3CM WIDE EXTENDS
               DIAGONALLY FROM 12 TO 31CM, AT 97-103CM AND 130-
               132CM BRECCIATED VEINS;

  Replacement: WHITE SPECKS MORE COMMON ABOUT 75CM AND ESPECIALLY
               ABOVE 42CM;

               ZEOLITE
               AT 80-81CM, PALE GREEN ZEOLITE;

               CALCITE
               AT 80-81CM, DRUSY;

               MONTMORILLONITE
               ID UNCERTAIN,
               ROCK BELOW ABOUT 125CM VERY SOFT AND CLAYEY
               (MONT REPLACEMENTS?) AND TINGED SHARDS OF BROWN
               GREEN;


Leg : 17    Top/Bottom Interval(mm):    0/   0  Analyst: Moberly, R.
Hole: 167   Sample Midpoint (m)    :  1170.60
Core:  94   Top of Core Depth (m)  :  1166.00
Sect: CC    Top of Section Depth(m):  1170.60

LITHOLOGY: BASALT;

  Piece No.  : PCE NO PCE NUMBERS ASSIGNED;


Leg : 17    Top/Bottom Interval(mm):    0/1500  Analyst: Moberly, R.
Hole: 167   Sample Midpoint (m)    :  1176.50
Core:  95   Top of Core Depth (m)  :  1175.00
Sect:  1    Top of Section Depth(m):  1175.00

LITHOLOGY: BASALT;

  Piece No.  : PCE NO PCE NUMBERS ASSIGNED;

  Texture    : APHANITIC, NONPORPHYRITIC, A 1.5-2CM WIDE GLASSY
               SELVAGE CROSSES AT ABOUT 50 DEGREES NEAR 90CM;

  Structure  : WHITE CALCITE VEINLETS, SOME VEINLETS ARE GRAYISH
               YELLOW GREEN (5GY 6/2) WITH ZEOLITE(?), MOST OF CORE
               IS HIGHLY FRACTURED;

  Alteration : ALTERED;

  Comments   : ROCK MAINLY DARK GRAY (N3) RANGING TO GREENISH BLACK
               (5GY 2/1), MEDIUM DARK GRAY (N4), AND MEDIUM GRAY
               (N5), IT IS GRAYISH BLACK (N2) WET;

  Vesicles   : Size(mm):        2   Percent:
               Location:            Filling: CALCITE
               AMYGDALOIDAL, 2MM COMMON, LAYER ABOUT 3X12MM, WITH
               WHITE CALCITE;

  Replacement: CALCITE
               WHITE IN AMYGDULES AND VEINLETS;

               ZEOLITE
               ID UNCERTAIN, GRAYISH YELLOW GREEN (5GY 6/2);


Leg : 17    Top/Bottom Interval(mm):    0/1500  Analyst: Moberly, R.
Hole: 167   Sample Midpoint (m)    :  1178.00
Core:  95   Top of Core Depth (m)  :  1175.00
Sect:  2    Top of Section Depth(m):  1176.50

LITHOLOGY: BASALT AND BASALTIC BRECCIA;
           SIMILAR TO SECTION 95-1;

  Piece No.  : PCE NO PCE NUMBERS ASSIGNED;

  Alteration : ALTERED;

  Comments   : PCES BETWEEN 95-100CM HIGHLY BRECCIATED WITH SOME
               GRAYISH GREEN (10GY 6/2) PATCHES, MOST OF CORE BELOW
               IS A BRECCIA (ALTERED COARSE HYALOCLASTIC?? FLOW
               BRECCIA??);

  Vesicles   : Size(mm): CHLORITE   Percent:
               ID UNCERTAIN;

               Size(mm): ZEOLITE    Percent:
               ID UNCERTAIN, BELOW ABOUT 80CM MANY AMYGDULES ARE
               GREEN (CHLORITE?, ZEOLITE?);


Leg : 17    Top/Bottom Interval(mm):    0/   0  Analyst: Moberly, R.
Hole: 167   Sample Midpoint (m)    :  1178.10
Core:  95   Top of Core Depth (m)  :  1175.00
Sect: CC    Top of Section Depth(m):  1178.10

LITHOLOGY: BASALT AND BASALTIC BRECCIA;

  Piece No.  : PCE NO PCE NUMBERS ASSIGNED;


    

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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