Core Data from the Deep Sea Drilling Project

Leg : 12    Top/Bottom Interval(mm):  340/1500  Analyst: Ruffman, A.
Hole: 112   Sample Midpoint (m)    :   662.50
Core:  17   Top of Core Depth (m)  :   661.00
Sect:  1    Top of Section Depth(m):   661.34

LITHOLOGY: BASALT;

  Piece No.  : PCE 1 (34-51), 2 (51-60), 3 (60-69), 4 (69-81),
               5 (81-85), 6 (85-100), 7 (100-104), 8 (104-110),
               9 (110-115), 10 (115-126), 11 (126-129),
               12 (129-143), 13 (143-150);

  Texture    : PCES 2 AND 12 ARE FINE-GRAINED;

  Structure  : IN PCE 1 1MM WIDE RED (CLAY?) STRINGERS DIPPING
               ABOUT 60 DEGRESS AND 2MM SERPENTINE STRINGER - SUB
               HORIZONTAL, IN PCE 3 1MM RED CLAY? AND CALCITE
               STRINGERS LEAD INTO A FRACTURE, IN PCE 4 .5CM OF
               SERPENTINE-LIKE MATERIAL IN VEIN RIGHT THROUGH
               BASALT, RED RUSTY DISCOLORED ZONE CUT BY THIS
               STRINGER ZEOLITES? (1MM RED SHALE IN STRINGER), IN
               PCE 6 NEAR VERTICAL SERPENTINITIC STRINGER 5MM
               THICK, IN PCE 7 5MM THICK SERPENTINE MATCHES ABOVE
               AND BELOW, IN PCE 10 BASALT FULL OF SERPENTINITIC
               STRINGERS-ONE CLEARLY BANDED IN LIGHT AND DARK,
               IN PCE 13 2MM STRINGER SERPENTINE;

  Alteration : IN PCE 9 5MM ALTERED ZONE;

  Comments   : IN PCE 2 FLAT CHIP MISSING FROM UPPER PART ON SIDE,
               PCE 3 IS FATTER IN CENTER, IN PCE 4 RED RUSTY
               DISCOLORED ZONE CUT BY STRINGER, IN PCE 8 BLACK
               DISCOLORED ZONE BORDERING RED ZONES, IN PCE 9
               ALTERED ZONE BORDERED BY FINE RED ZONES, PCE 11
               ORIENTATION QUESTIONABLE, UP ARROW SCRATCHED ON
               SURFACE OF PCE 12, PCE 13 IS BASALT THAT WAS JAMMED
               IN LINER SLEEVE, THE ORIENTATION MUST BE SUSPECT,
               MORE INFORMATION REFER TO "LITHOLOGY" IN
               SITE 112 CHAPTER OF THE INITIAL REPORTS;

  Replacement: CALCITE

               ZEOLITE
               ID UNCERTAIN IN PCE 4, GREEN IN PCE 11 AND 13,
               IN PCE 12 ZEOLITES PRESENT;

               SERPENTINITE

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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