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Core Data from the Deep Sea Drilling Project


Leg : 11    Top/Bottom Interval(mm):    0/1300  Analyst: Paulus, F.J.
Hole: 100   Sample Midpoint (m)    :   313.80
Core:  10   Top of Core Depth (m)  :   311.00
Sect:  2    Top of Section Depth(m):   312.50

LITHOLOGY: LIMESTONE;

  Piece No.  : PCE NO PCE NUMBERS ASSIGNED;


Leg : 11    Top/Bottom Interval(mm): 1300/1500  Analyst: Paulus, F.J.
Hole: 100   Sample Midpoint (m)    :   314.00
Core:  10   Top of Core Depth (m)  :   311.00
Sect:  2    Top of Section Depth(m):   313.80

LITHOLOGY: BASALT;

  Piece No.  : PCE NO PCE NUMBERS ASSIGNED;

  Texture    : HYALOPHITIC, .1 TO .2CM GLASSY BASALT AT TOP END;

  Structure  : ABUNDANT CALCITE VEINLETS FILL NEAR HORIZONTAL AND
               NEAR VERTICAL FRACTURES;

  Comments   : BLACK (N1), GLASSY TOP, PRESUMED TO HAVE BEEN IN
               CONTACT WITH OVERLYING LIMESTONE;

  Vesicles   : MICROSCOPIC GLASS AMYGDULES;

  Groundmass : LABRADORITE
               CHIEF FELDSPAR;

               OLIVINE
               COMMON;

  Replacement: CALCITE
               FILLING FRACTURES;


Leg : 11    Top/Bottom Interval(mm):    0/   0  Analyst: Paulus, F.J.
Hole: 100   Sample Midpoint (m)    :   314.10
Core:  10   Top of Core Depth (m)  :   311.00
Sect: CC    Top of Section Depth(m):   314.10

LITHOLOGY: BASALT;

  Piece No.  : PCE NO PCE NUMBERS ASSIGNED;

  Comments   : CORE CATCHER SIMILAR TO CORE 10-2;


Leg : 11    Top/Bottom Interval(mm):   50/1440  Analyst: Lancelot, Y.
Hole: 100   Sample Midpoint (m)    :   318.44
Core:  11   Top of Core Depth (m)  :   317.00
Sect:  1    Top of Section Depth(m):   317.05

LITHOLOGY: BASALT AND LIMESTONE;

  Piece No.  : PCE NO PCE NUMBERS ASSIGNED;

  Texture    : HYALOPHITIC, ABUNDANT GLASS;

  Structure  : CALCITE FRACTURES, WELL XTLIZED, LENTICULAR BASALTIC
               FRAGMENTS IN CALCAREOUS CEMENT AT 70 TO 80CM;

  Comments   : BLACK (N1), NO PYX OBSERVED, LIMESTONE OBSERVED AT
               44 TO 60CM;

  Groundmass : LABRADORITE
               CHIEF FELDSPAR, NEEDLE-LIKE AND LONG;

               OLIVINE
               SMALL XTLS;

  Replacement: CALCITE
               FILLING FRACTURES, WELL XTLIZED;


Leg : 11    Top/Bottom Interval(mm):    0/   0  Analyst: Lancelot, Y.
Hole: 100   Sample Midpoint (m)    :   318.60
Core:  11   Top of Core Depth (m)  :   317.00
Sect: CC    Top of Section Depth(m):   318.60

LITHOLOGY: BASALT;

  Piece No.  : PCE NO PCE NUMBERS ASSIGNED;

  Comments   : CORE CATCHER SIMILAR TO CORE 11-1;


Leg : 11    Top/Bottom Interval(mm):  650/1500  Analyst: Paulus, F.J.
Hole: 100   Sample Midpoint (m)    :   322.50
Core:  12   Top of Core Depth (m)  :   321.00
Sect:  1    Top of Section Depth(m):   321.65

LITHOLOGY: BASALT;

  Piece No.  : PCE NO PCE NUMBERS ASSIGNED;

  Structure  : HIGHLY FRACTURED, FRACTURES FILLED WITH WHITE
               CALCITE;

  Comments   : BLACK (N1) WITH GREENISH BLACK (5G 2/1) CAST ON
               SOME SURFACES, INCLUSION OF UNIDENT MATERIAL AT
               92-98CM;

  Vesicles   : GLASS AMYGDULES (SOME REMOVED AND FILLED WITH
               CALCITE);

  Groundmass : LABRADORITE
               DOMINANT FELDSPAR;

               OLIVINE
               COMMON;

  Replacement: CALCITE
               FILLING FRACTURES, AND IN AMYGDULES;


Leg : 11    Top/Bottom Interval(mm):  650/1500  Analyst: Lancelot, Y.
Hole: 100   Sample Midpoint (m)    :   325.50
Core:  13   Top of Core Depth (m)  :   324.00
Sect:  1    Top of Section Depth(m):   324.65

LITHOLOGY: BASALT;

  Piece No.  : PCE NO PCE NUMBERS ASSIGNED;

  Texture    : HYALOPHIRIC;

  Structure  : MASSIVE, WITH ABUNDANT CALCITE FILLED CRACKS;

  Comments   : BLACK (N1);

  Replacement: CALCITE
               FILLING FRACTURES;


Leg : 11    Top/Bottom Interval(mm):  400/1500  Analyst: Paulus, F.J.
Hole: 100   Sample Midpoint (m)    :   327.00
Core:  13   Top of Core Depth (m)  :   324.00
Sect:  2    Top of Section Depth(m):   325.90

LITHOLOGY: BASALT;

  Piece No.  : PCE NO PCE NUMBERS ASSIGNED;

  Structure  : HIGHLY FRACTURED, CALCITE FILLS MOST FRACTURES,
               ABUNDANT HORIZONTAL VEINS IN BOTTOM 2CM;

  Comments   : BLACK, VEINLETS ARE WHITE TO DARK GREEN;

  Replacement: CALCITE
               FILLING FRACTURES AND VEINLETS;


    

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.

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