Core Data from the Deep Sea Drilling Project

Leg : 12    Top/Bottom Interval(mm):    0/ 260  Analyst:
Hole: 118   Sample Midpoint (m)    :   750.26
Core:  19   Top of Core Depth (m)  :   750.00
Sect:  1    Top of Section Depth(m):   750.00

LITHOLOGY: CLAY;


Leg : 12    Top/Bottom Interval(mm):  270/ 350  Analyst:
Hole: 118   Sample Midpoint (m)    :   750.35
Core:  19   Top of Core Depth (m)  :   750.00
Sect:  1    Top of Section Depth(m):   750.27

LITHOLOGY: BASALT;

  Piece No.  : PCE NO PCE NUMBERS ASSIGNED;

  Alteration : AT 27-28CM BAKED ZONE OF YELLOWISH GRAY CLAY-LIKE
               MATERIAL, EVIDENCE OF CHLORITIZATION AT THE POINT
               OF CONTACT BETWEEN CLAY AND BASALT;

  Comments   : BASALT IS DARK GREENISH GRAY 5GY 4/1 AND GREENISH
               GRAY 5GY 6/1, FOR MORE INFORMATION REFER TO
               "LITHOLOGY" IN THE SITE 118 CHAPTER OF THE INITIAL
               REPORTS;


Leg : 12    Top/Bottom Interval(mm):    0/   0  Analyst:
Hole: 118   Sample Midpoint (m)    :   751.60
Core:  19   Top of Core Depth (m)  :   750.00
Sect: CC    Top of Section Depth(m):   751.60

LITHOLOGY: BASALT;

  Piece No.  : PCE NO PCE NUMBERS ASSIGNED;

  Comments   : FOR MORE INFORMATION REFER TO "LITHOLOGY" IN THE
               SITE 118 CHAPTER OF THE INITIAL REPORTS;


Leg : 12    Top/Bottom Interval(mm):    0/ 550  Analyst:
Hole: 118   Sample Midpoint (m)    :   756.55
Core:  20   Top of Core Depth (m)  :   756.00
Sect:  1    Top of Section Depth(m):   756.00

LITHOLOGY: BASALT;

  Piece No.  : PCE NO PCE NUMBERS ASSIGNED;

  Structure  : ONE WITH MANY CALCITE VEINLETS, CALCITE PROBABLY
               DEPOSITED IN FRACTURES AFTER ALTERATION (AS A RESULT
               OF WEATHERING) OCCURRED;

  Alteration : ALTERATION HALOS VISIBLE AROUND VEINLETS;

  Comments   : BASALT IS MEDIUM DARK GRAY N4 AND WHITE N9,
               FOR MORE INFORMATION REFER "LITHOLOGY" IN THE
               SITE 118 CHAPTER OF THE INITIAL REPORTS;

  Replacement: CALCITE
               IN VEINLETS, PROBABLY DEPOSITED AFTER ALTERATION;


Leg : 12    Top/Bottom Interval(mm):  550/ 620  Analyst:
Hole: 118   Sample Midpoint (m)    :   756.62
Core:  20   Top of Core Depth (m)  :   756.00
Sect:  1    Top of Section Depth(m):   756.55

LITHOLOGY: SILICIFIED CLAYSTONE;


Leg : 12    Top/Bottom Interval(mm):    0/1500  Analyst:
Hole: 118   Sample Midpoint (m)    :   760.50
Core:  21   Top of Core Depth (m)  :   759.00
Sect:  1    Top of Section Depth(m):   759.00

LITHOLOGY: BASALT;

  Piece No.  : PCE NO PCE NUMBERS ASSIGNED;

  Structure  : NUMEROUS CALCITE VEINLETS;

  Alteration : HALOS VISIBLE AROUND VEINLETS;

  Comments   : COLOR IS MEDIUM DARK GRAY N4 WHITE N9, REDDISH
               YELLOW 7.5YR 6/6, FOR MORE INFORMATION REFER
               TO "LITHOLOGY" IN THE SITE 118 CHAPTER OF
               THE INITIAL REPORTS;

  Replacement: CALCITE


Leg : 12    Top/Bottom Interval(mm):    0/   0  Analyst:
Hole: 118   Sample Midpoint (m)    :   760.60
Core:  21   Top of Core Depth (m)  :   759.00
Sect: CC    Top of Section Depth(m):   760.60

LITHOLOGY: BASALT;

  Piece No.  : PCE NO PCE NUMBERS ASSIGNED;

  Comments   : FOR MORE INFORMATION REFER TO "LITHOLOGY" IN THE
               SITE 118 CHAPTER OF THE INITIAL REPORTS;

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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