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Core Data from the Deep Sea Drilling Project


Leg :  1    Depth Top/Bottom of Layer(m) :    20.78/   21.00
Hole:   2   Depth to Top of Core(m)      :    19.50
Core:   1   Depth Top/Bottom Interval(mm): 1280/1500
Sect:  1
 
Visual Text Description:
 MUD;C 2.5Y6/2;D DISTURBED;O REFER TO SECTION 2 FOR DETAIL OF LITHOLOGY;H 
SOFT;Z 33213000 
 
 
Leg :  1    Depth Top/Bottom of Layer(m) :    21.00/   22.50
Hole:   2   Depth to Top of Core(m)      :    19.50
Core:   1   Depth Top/Bottom Interval(mm):   00/1500
Sect:  2
 
Visual Text Description:
 FORAM CALCILUTITE;C 2.5Y6/2,2.5Y5/2,2.5Y4/0,10YR6/2;S 59-66 CM BAND OF 
2.5Y5/2 AND 2.5Y4/0,0-59 CM SLIGHTLY MOTTLED 66-150 CM MODERATELY MOTTLED;
U 95 CM A SLENDER CONCRETION MARCASITE SIZE 1X3X20 MM;M MARCASITE;O 0-59 
CM AND 119-150 CM 2.5Y6/2 66-119 CM 10YR6/2;H SOFT;Z 11110000.1210 
 
 
Leg :  1    Depth Top/Bottom of Layer(m) :    22.50/   23.30
Hole:   2   Depth to Top of Core(m)      :    19.50
Core:   1   Depth Top/Bottom Interval(mm):   00/ 800
Sect:  3
 
Visual Text Description:
 FORAM CALCILUTITE;C 2.5Y6/2,5Y6/4,2.5Y6/0;S 18-22CM LAYERED WITH 2.5Y6/0 
58-80 CM BANDS OF 5Y6/4,VAGUELY LAMINATED SLIGHTLY MOTTLED;P FORAMS TEND 
TO BE MORE ABUNDANT IN LIGHTER COLORED ZONES;O DOMINANT COLOR 2.5Y6/2;H 
SOFT;Z 11110000.1210 
 
 
Leg :  1    Depth Top/Bottom of Layer(m) :    23.30/   23.59
Hole:   2   Depth to Top of Core(m)      :    19.50
Core:   1   Depth Top/Bottom Interval(mm):  800/1090
Sect:  3
 
Visual Text Description:
 NANNO CALCILUTITE;C 2.5Y7/2,2.5Y6/0;S BANDED WITH2.5Y6/0;H SOFT;S 
SLIGHTLY MOTTLED;Z 11110000.1210 
 
 
Leg :  1    Depth Top/Bottom of Layer(m) :    23.59/   23.81
Hole:   2   Depth to Top of Core(m)      :    19.50
Core:   1   Depth Top/Bottom Interval(mm): 1090/1310
Sect:  3
 
Visual Text Description:
 FORAM CALCILUTITE;C 2.5Y5/2,2.5Y6/0;S BANDED WITH2.5Y6/0,SLIGHTLY MOTTLED;
H SOFT;Z 11110000.1210 
 
 
Leg :  1    Depth Top/Bottom of Layer(m) :    23.81/   24.00
Hole:   2   Depth to Top of Core(m)      :    19.50
Core:   1   Depth Top/Bottom Interval(mm): 1310/1500
Sect:  3
 
Visual Text Description:
 NANNO CALCILUTITE;C 2.5Y6/2,2.5Y6/0;S BANDED WITH2.5Y6/0,SLIGHTLY MOTTLED;
H SOFT;Z 12211210 
 
 
Leg :  1    Depth Top/Bottom of Layer(m) :    57.90/   59.10
Hole:   2   Depth to Top of Core(m)      :    57.60
Core:   2   Depth Top/Bottom Interval(mm):  300/1500
Sect:  1
 
Visual Text Description:
 NANNO OOZE;C 2.5Y7/0,2.5Y6/0;S 109-111 CM AND 117-121 CM BANDED WITH 
2.5Y6/0,SLIGHTLY MOTTLED VAGUELYLAMINATED GREENISH GRAY MUD;P FORAMS 
APPEAR MORE COMMON IN LIGHTER ZONES ESPECIALLY FROM 39-70 CM AND FROM 
134-150 CM;O COLOR CHART DOES NOT HAVE COMPARABLE COLOR STRONG CONTRAST IN 
THIS CORE COLOR AND THAT OF BARREL 1 (TANNISH BROWN OR BUFF BROWN),STRONG 
HYDROGEN SULFIDE ODOR ON OPENING OF CORE;H SOFT;Z 00000000 
 
 
Leg :  1    Depth Top/Bottom of Layer(m) :    67.76/   68.30
Hole:   2   Depth to Top of Core(m)      :    66.80
Core:   3   Depth Top/Bottom Interval(mm):  960/1500
Sect:  1
 
Visual Text Description:
 COCCOLITH OOZE;C 2.5Y7/0,2.5Y6/0;S 117-127 CM SLIGHTLY MOTTLED WITH 
2.5Y6/0;O BLUER THAN AVAILABLE INCART,GREENISH GRAY CALC OOZE 
(CALCILUTITE),STRONG HYDROGEN SULFIDE ODOR ON OPENING;H SOFT;Z 00000000 
 
 
Leg :  1    Depth Top/Bottom of Layer(m) :    68.30/   69.80
Hole:   2   Depth to Top of Core(m)      :    66.80
Core:   3   Depth Top/Bottom Interval(mm):   00/1500
Sect:  2
 
Visual Text Description:
 COCCOLITH OOZE;C 2.5Y7/0,5Y6/2;S 0-26 CM MODERATELY MOTTLED WITH 5Y6/2 
26-150 CM GREATLY MOTTLED WITH5Y6/2,MODERATELY TO GREATLY (BURROW) MOTTLED 
GREENISH GRAY MUD WITH FORAMS CONCENTRATED IN BURROW FILLMOST MOTTLES NOT 
CLEARLY BURROWS BUT THERE ARE ENOUGH EXAMPLES OF CLEAR BURROWING TO 
SUGGEST A SIMILARGENESIS FOR MOST OF THE MOTTLING,ALSO DARKER GREEN VERY 
VAGUE LAMINAE DISTRIBUTED THROUGHOUT CORE GENERALLY DISTORTED AND VERY 
IRREGULAR IN CUT VIEW;O STRONG HYDROGEN SULFIDE ODOR ON OPENING CORE;O 
COLOR CHART DOES NOT HAVE COMPARABLE COLOR SHOULDHAVE A MORE GREENISH (AND 
BLUISH) HUE THAN AVAILABLE 2.5Y7/0 IS NEAREST HUE;H SOFT;Z 00000000 
 
 
Leg :  1    Depth Top/Bottom of Layer(m) :    69.80/   71.30
Hole:   2   Depth to Top of Core(m)      :    66.80
Core:   3   Depth Top/Bottom Interval(mm):   00/1500
Sect:  3
 
Visual Text Description:
 COCCOLITH OOZE;C 2.5Y7/0,5Y6/2;S GREATLY BURROW MOTTLED GREENISH GRAY MUD 
WITH FORAMS TENDING TO BE CONCENTRATED IN BURROWS MORE CLEARLY BURROWED 
THAN PREVIOUSLY,DARKER GREEN VAGUE AND IRREGULAR LAMINAE THROUGHOUT CORE;P 
SMALL (WORM ?) BORINGS ? FILLED WITHBLACK ORGANIC MATERIAL DISTRIBUTED 
THROUGH MOST OF CORE CONCENTRATED IN BURROW MOTTLES;O STRONG HYDROGEN 
SULFIDE ODOR ON OPENING CORE,COLOR CHART DOES NOT HAVE COMPARABLE COLOR AS 
EXPLAINED ON PREVIOUS CORE SHEET 3/2;H SOFT;Z 00000000 
 
 
Leg :  1    Depth Top/Bottom of Layer(m) :   101.86/  103.00
Hole:   2   Depth to Top of Core(m)      :   101.50
Core:   4   Depth Top/Bottom Interval(mm):  360/1500
Sect:  1
 
Visual Text Description:
 COCCOLITH OOZE;C 5B6/1,5B7/1,5GY6/1;S GREENISH (AND BLUISH) GRAY MUD 
MODERATELY MOTTLED (BURROW),VAGUE SLIGHTLY DARKER LAMINAE THROUGHOUT;O 
VERY SIMILAR TO 3-3 ABOVE,STRONG HYDROGEN SULFIDE ODOR ON OPENINGCORE,
CHANGED OF GSA COLOR CHART,DISCOLORATION OF OUTSIDE OF CORE DUE TO 
BLEEDING HYDROCARBONS DETERMINED ON 4-2 BY FLUORESCENT CUT WITH XYLENE AND 
ODOR,SEEMS TO BE CONCENTRATED IN PATCHES;O COULD NOT GET CUT ON 
FLUORESCENT FROM MUD IN CORE, THEREFORE HYDROCARBONS MAY HAVE BEEN IN 
TUBING FROM  UNIT ABOVE WHICH WASHED OUT,DOMINANT COLOR 5B6/1;H SOFT;Z 
00000000 
 
 
Leg :  1    Depth Top/Bottom of Layer(m) :   103.00/  104.50
Hole:   2   Depth to Top of Core(m)      :   101.50
Core:   4   Depth Top/Bottom Interval(mm):   00/1500
Sect:  2
 
Visual Text Description:
 COCCOLITH OOZE;C 5B6/1,5G6/1,5GY6/1;S LIGHT BLUISH GRAY MOTTLED WITH 
GREENISH GRAY;U SMALL BLACK SPOTS OF IRON SULFIDE AND SMALL (1X3 MM) 
PYRITE ON MARCASITE CONCRETIONS THROUGHOUT SOME OF THESE ARE BRANCHED 
CYLINDRICAL;M IRON SULFIDE PYRITE MARCASITE;O STRONG PETROLEUM ODOR ON 
CUTTING,OIL PATCHES DISSEMINATED SOME COLLECTED ON OUTSIDE OF CORE,DID NOT 
GET CUTBY FLUORESCENT ON MUD THESEFORE HYDROCARBONS MAY BEFROM UNIT ABOVE 
WHICH SUBSEQUENTLY WASHED OUT OF CORE BARREL;H SOFT;Z 00000000 
 
 
Leg :  1    Depth Top/Bottom of Layer(m) :   136.30/  137.80
Hole:   2   Depth to Top of Core(m)      :   136.30
Core:   5   Depth Top/Bottom Interval(mm):   00/1500
Sect:  1
 
Visual Text Description:
 CALCITE CAPROCK;C 10YR5/2,10YR6/6,10YR2/2;U EXTREMELY POROUS VUGGY ROCK 
OF SPINDLE-SHAPED EUHEDRAL SCALENOHEDRA;M INSOLUABLE RESIDUE (HYDROCHLORIC 
ACID) SLIDE SHOWS PRESENCE OF GYPSUM AND CRYSTALS OF SULFUR;O WASHED 
10YR5/2 UNWASHED 10YR6/6 AND 10YR2/2,SECTION OIL SATURATED;H HARD;Z 
00000000 
 
 
Leg :  1    Depth Top/Bottom of Layer(m) :   137.80/  138.26
Hole:   2   Depth to Top of Core(m)      :   136.30
Core:   5   Depth Top/Bottom Interval(mm):   00/ 460
Sect:  2
 
Visual Text Description:
 CAPROCK;C 2.5Y5/6,2.5Y4/4;U CALCITE CAPROCK WITH STRONG OIL STAINS 
CHANGING AT BASE TO GYPSUM WITH VEIN SULFUR,HYDROCARBON STAINED IN VUGS,
CALCITE LINED VUGS WITH SULFUR (CRYSTALLINE),STAIN BECOMES LESS FREQUENT 
TOWARD BASE WITH UNSTAINED FRAGMENTS OF ANHYDRITE IN CORE CATCHER,RESIDUAL 
HYDROCARBON STAINS ALONG VUGULAR INTERFACES,APPARENTLY RECEMENTED BRECCIA 
WITH POSSIBLE FRAGMENTS OF BLACK MUDSTONE HYDROCARBON STAINED;M CALCITE,
SULFUR IN CRYSTALS UP TO 5 MM;O ABOVE OIL STAINED;H HARD;Z 00000000 
 
 
Leg :  1    Depth Top/Bottom of Layer(m) :   140.80/  141.10
Hole:   2   Depth to Top of Core(m)      :   140.80
Core:   6   Depth Top/Bottom Interval(mm):   00/ 300
Sect:  1
 
Visual Text Description:
 GYPSUM;C 7.5R6/0,10YR6/6;S MOTTLED 7.5R6/0 AND 10YR6/6;M COARSELY 
CRYSTALLINE GYPSUM RECOVERED IN LUMPS MOSTLY INTERLOCKED MOSAIC OF 
CRYSTALS SOME SELENITE PLATES;O CLEARLY PART OF CAPROCK,OIL STAIN APPEARS 
ASPHALTIC;H HARD;Z 11131110.3152 
 
 
    

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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