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Core Data from the Deep Sea Drilling Project


Leg :  4    Depth Top/Bottom of Layer(m) :    84.00/   85.50
Hole:  27   Depth to Top of Core(m)      :    84.00
Core:   1   Depth Top/Bottom Interval(mm):   00/1500
Sect:  1
 
Visual Text Description:
 SLIGHTLY SILTY CLAY; C 5BG7/2, 5Y5/2-OLIVE GRAY, 10YR5/3-BROWN, 
5Y6/1-BROWN,-PALE GREEN, -GRAY GREEN,-BLUE GREEN, 5G6/1, 10G6/2; H STIFF; 
S MOTTLED WITH SOME OLIVE GRAY MATERIAL FROM ABOVE 0-30 CM, MAINLY 
IRREGULARLY MOTTLED PARTS OF PALE TO GRAY AND BLUE GREEN PATCHES; D 
MOTTLING AND MIXING PROBABLY DUE TO CORING PROCESS, TOO DISTURBED AND TOO 
LIQUID TO BE DESCRIBED 140-150 CM; O OLIVE GRAY GRADING DOWNWARDS TO BROWN 
0-30 CM;Z 00000000 
 
 
Leg :  4    Depth Top/Bottom of Layer(m) :    85.50/   85.68
Hole:  27   Depth to Top of Core(m)      :    84.00
Core:   1   Depth Top/Bottom Interval(mm):   00/ 180
Sect:  2
 
Visual Text Description:
 CLAY; C 10YR5/2-GRAYISH BROWN, 5BG7/2-PALE BLUISHGREEN, -DARK GRAY, 
-BLACK; U DARK GRAY AND BLACK STREAKS AND SMALL PELLETS ARE MN.OX; S 
MOTTLED WITH PALE BLUISH-GREEN; O SIMILAR IN APPEARANCE TO CORE 1 SECTION 
1; M MN.OX;H SOFT;Z 00000000 
 
 
Leg :  4    Depth Top/Bottom of Layer(m) :    85.80/   86.15
Hole:  27   Depth to Top of Core(m)      :    84.00
Core:   1   Depth Top/Bottom Interval(mm):  300/ 650
Sect:  2
 
Visual Text Description:
 CLAY; C 10YR5/2-GRAYISH BROWN, 5BG7/2-PALE BLUISHGREEN, -DARK GRAY, 
-BLACK; U DARK GRAY AND BLACK STREAKS AND SMALL PELLETS ARE MN.OX; S 
MOTTLED WITH PALE BLUISH-GREEN; O SIMILAR IN APPEARANCE TO CORE 1 SECTION 
1; M MN.OX;H SOFT;Z 00000000 
 
 
Leg :  4    Depth Top/Bottom of Layer(m) :    86.27/   86.75
Hole:  27   Depth to Top of Core(m)      :    84.00
Core:   1   Depth Top/Bottom Interval(mm):  770/1250
Sect:  2
 
Visual Text Description:
 CLAY; C 10YR5/2-GRAYISH BROWN, 5BG7/2-PALE BLUISHGREEN, -DARK GRAY, 
-BLACK; U DARK GRAY AND BLACK STREAKS AND SMALL PELLETS ARE MN.OX; S 
MOTTLED WITH PALE BLUISH-GREEN; O SIMILAR IN APPEARANCE TO CORE 1 SECTION 
1; M MN.OX;H SOFT;Z 00000000 
 
 
Leg :  4    Depth Top/Bottom of Layer(m) :    87.00/   87.00
Hole:  27   Depth to Top of Core(m)      :    84.00
Core:   1   Depth Top/Bottom Interval(mm):    0/   0
Sect:  3
 
Visual Text Description:
 SECTION NOT SPLIT-NO VISUAL CORE DESCRIPTION;Z 00000000 
 
 
Leg :  4    Depth Top/Bottom of Layer(m) :    88.50/   88.50
Hole:  27   Depth to Top of Core(m)      :    84.00
Core:   1   Depth Top/Bottom Interval(mm):    0/   0
Sect:  4
 
Visual Text Description:
 SECTION NOT SPLIT-NO VISUAL CORE DESCRIPTION;Z 00000000 
 
 
Leg :  4    Depth Top/Bottom of Layer(m) :    90.00/   90.00
Hole:  27   Depth to Top of Core(m)      :    84.00
Core:   1   Depth Top/Bottom Interval(mm):    0/   0
Sect:  5
 
Visual Text Description:
 SECTION NOT SPLIT-NO VISUAL CORE DESCRIPTION;Z 00000000 
 
 
Leg :  4    Depth Top/Bottom of Layer(m) :    91.50/   93.00
Hole:  27   Depth to Top of Core(m)      :    84.00
Core:   1   Depth Top/Bottom Interval(mm):   00/1500
Sect:  6
 
Visual Text Description:
 CLAY;C 5Y5/2-BR.OLIV.GRAY,5Y5/1-GRAY, 5BG/7-PALE BLUE GREEN, 
5G6/1-GREENISH GRAY, 2.5Y5/2-GRAYISH BROWN; H LIQUID (THIXOTROPIC) 
0-34/44-60/80-140 CM, STIFF 34-44/60-80/140-150 CM; S GRAYISH BROWN ALL 
TOGETHER MOTTLED; D LIQUID PARTS ARE PROBABLY LIQUIFIED CLAYS DUE TO 
DISTURBANCE DURING PUMPING; O SOLID PARTS ARE STIFF CLAYS OF BROWNISH 
OLIVE GRAY TO GRAY; SPALE BLUE GREEN TO GREENISH GRAY MOTTLES;Z 00000000 
 
 
Leg :  4    Depth Top/Bottom of Layer(m) :   141.65/  142.50
Hole:  27   Depth to Top of Core(m)      :   141.00
Core:   2   Depth Top/Bottom Interval(mm):  650/1500
Sect:  1
 
Visual Text Description:
 CLAY; C 5Y5/2-OLIVE GRAY, 5Y6/3, 5Y6/1, 10YR5/3-BROWN, 5Y6/4-GRAY; S 
MODERATE TO GREAT BROWN-GRAYISH MOTTLING; D ENTIRE SECTION PROBABLY 
SLIGHTLY DISTURBED; H STIFF, DRY; O LESS THAN 10% SILT FRACTION, UNIFORM;Z 
00000000 
 
 
Leg :  4    Depth Top/Bottom of Layer(m) :   142.50/  144.00
Hole:  27   Depth to Top of Core(m)      :   141.00
Core:   2   Depth Top/Bottom Interval(mm):   00/1500
Sect:  2
 
Visual Text Description:
 CLAY; C 5Y6/1-LIGHT OLIVE GRAY, 5Y6/2, 5YR5/3, 5Y6/1.5, 10GY7/2, 
-RED-BROWN; S MODERATE TO SLIGHT MOTTLING WITH RED-BROWN MATERIAL 
THROUGHOUT; H STIFF AND DRY WITH SOFTER MATERIAL AT TOP AND AT 40 CM; D 
SLIGHTLY TO MODERATELY DISTURBED BY MECHANICAL INFLUENCE PROBABLY AS A 
PARTIAL CAUSE OF THE MOTTLING; O SOME OF THE MOTTLING APPEARS TO BE FROM 
FORMER THIN LAYERS OR STRINGERS OF CLAY;Z 00000000 
 
 
Leg :  4    Depth Top/Bottom of Layer(m) :   144.00/  145.40
Hole:  27   Depth to Top of Core(m)      :   141.00
Core:   2   Depth Top/Bottom Interval(mm):   00/1400
Sect:  3
 
Visual Text Description:
 CLAY; C 5Y5/2-OLIVE GRAY, 5Y6/2-GREENISH GRAY, 5Y6/1,-BROWNISH GREENISH 
GRAY, -LIGHT GREENISH GRAY, 10Y6/2, 7.5YR6/2, 5YR5/6, 5Y7/2, 5GY7/2, 5B5/1;
 H STIFF GETTING SOFTER TOWARDS THE BOTTOM; D SLIGHT DEFORMATION 0-95 CM, 
MODERATE DEFORMATION 105-140 CM; S MOTTLING GREAT IN EXTENT, DISTINCT 
LAYERS OF SAME STIFF CLAY 95-105 CM BUT INTENSE GRAY TO GREEN-GRAY WITH 
SHARP TOP CONTACT AND GRADATIONAL AT BOTTOM; C -INTENSE GRAY, -GREEN-GRAY; 
O BASIC COLOR OLIVE GRAY-GREENISH TO SLIGHTLY BROWNISH MOTTLED WITH 
BROWNISH TOLIGHT GREENISH-GRAY SPECKS, MOTTLING PROBABLY RESULT OF 
MECHANICAL DISTURBANCE OF FORMER THIN LAYERS ORSTRINGERS OF CLAY WITH 
DIFFERENT COLORS ONLY, ALL IN ALL, NOT CONSIDERING THE COLOR CHANGES, 
QUITE HOMOGENEOUS IN COMPOSITION;Z 00000000 
 
 
Leg :  4    Depth Top/Bottom of Layer(m) :   235.00/  236.50
Hole:  27   Depth to Top of Core(m)      :   235.00
Core:   3   Depth Top/Bottom Interval(mm):   00/1500
Sect:  1
 
Visual Text Description:
 CLAY; C 5G4/1-STRONG GREENISH GRAY, 5GY4/1, 2.5YR4/0, 2.5YR3/0, 5Y2/1, 
-DARK OLIVE BROWN, -BLACK, 5GY8/1, 5GY6/1; S STRONGLY MOTTLED WITH 
DIAPIRIC FORMS,BETWEEN 30 AND 40 CM SOME SMALL FINE SANDY PATCHES UP TO 5 
MM IN DIAMETER; O RATHER UNIFORM IN COMPOSITION, DOMINANT COLOR IS A PALE 
TO STRONG GREENISH GRAY(0-65/75-130/145-150) WITH STRONG COLOR ZONES OF 
DARK OLIVE BROWN TO BLACK (65-75/130-145CM), THE MOTTLING SUGGESTS A 
FORMER THIN LAYERING OF DIFFERENT COLORED CLAYS PRIOR TO CORING; H STIFF 
AND DRY WITH TOP20 CM SOFTNESS PROBABLY DUE TO MIXING AT VERY TOP OFCORE; 
D MODERATELY TO GREATLY DIAPIRICALLY DISTURBED;Z 00000000 
 
 
Leg :  4    Depth Top/Bottom of Layer(m) :   236.50/  238.00
Hole:  27   Depth to Top of Core(m)      :   235.00
Core:   3   Depth Top/Bottom Interval(mm):   00/1500
Sect:  2
 
Visual Text Description:
 CLAY; C 5G4/1-GREENISH GRAY, 5B5/1, 5Y2/1, 5Y3/1,5G6/1, 5Y5/1, 5B6/1, 
5Y4/1, -DARK OLIVE BROWN, -LIGHT OLIVE GRAY; S UPPER 70 CM MOTTLED 
(PROBABLY THIN LAYERING PRIOR TO CORING), FROM ABOUT 70 CM TO THE BOTTOM 
MORE THINLY LAMINATED AND LAYERED, BETWEEN 108 AND 146 CM CALCAREOUS CLAY 
AND OPTICALLY RESEMBLING A BOUDINAGE STRUCTURE, IN THE GRAY-GREEN PART 
BETWEEN 70 AND 80 CM A FEW TINY SANDY PATCHES AND CALCAREOUS AGGREGATIONS 
UP TO 1 MM DIAMETER; H STIFF AND DRY; D SLIGHTLY TO MODERATELY 
DIAPIRICALLY DISTURBED, LESS DISTURBED IN LAMINATED ZONES; O IN UPPER 70 
CM BASIC COLORS GREENISH GRAY AND DARK OLIVE BROWN, FROMABOUT 70 CM TO 
BOTTOM DOMINANT COLORS DARK OLIVE BROWN+GREENISH GRAY AND LIGHT OLIVE GRAY;
Z 00000000 
 
 
Leg :  4    Depth Top/Bottom of Layer(m) :   244.00/  244.05
Hole:  27   Depth to Top of Core(m)      :   244.00
Core:   4   Depth Top/Bottom Interval(mm):   00/  50
Sect:  1
 
Visual Text Description:
 SLIGHTLY SILTY CLAY; C 5YR3/2-DARK REDDISH BROWN,5YR4/1-DARK GRAY, 
5GY6/1-PALE GREENISH GRAY; S INTERBEDDED AND MOTTLED WITH PALE GREENISH 
GRAY CLAY; M CONTAINS SOME MN.OX AND FE.S2; D WHOLE SECTION DISTURBED; O 
ALL NON-CALCAREOUS; H MORE FIRM THAN BEFORE;Z 00000000 
 
 
Leg :  4    Depth Top/Bottom of Layer(m) :   244.25/  244.60
Hole:  27   Depth to Top of Core(m)      :   244.00
Core:   4   Depth Top/Bottom Interval(mm):  250/ 600
Sect:  1
 
Visual Text Description:
 SLIGHTLY SILTY CLAY; C 5YR3/2-DARK REDDISH BROWN,5YR4/1-DARK GRAY, 
5GY6/1-PALE GREENISH GRAY; S INTERBEDDED AND MOTTLED WITH PALE GREENISH 
GRAY CLAY; M CONTAINS SOME MN.OX AND FE.S2; D WHOLE SECTION DISTURBED; O 
ALL NON-CALCAREOUS; H MORE FIRM THAN BEFORE;Z 00000000 
 
 
Leg :  4    Depth Top/Bottom of Layer(m) :   244.64/  245.50
Hole:  27   Depth to Top of Core(m)      :   244.00
Core:   4   Depth Top/Bottom Interval(mm):  640/1500
Sect:  1
 
Visual Text Description:
 SLIGHTLY SILTY CLAY; C 5YR3/2-DARK REDDISH BROWN,5YR4/1-DARK GRAY, 
5GY6/1-PALE GREENISH GRAY; S INTERBEDDED AND MOTTLED WITH PALE GREENISH 
GRAY CLAY; M CONTAINS SOME MN.OX AND FE.S2; D WHOLE SECTION DISTURBED; O 
ALL NON-CALCAREOUS; H MORE FIRM THAN BEFORE;Z 00000000 
 
 
Leg :  4    Depth Top/Bottom of Layer(m) :   245.50/  245.57
Hole:  27   Depth to Top of Core(m)      :   244.00
Core:   4   Depth Top/Bottom Interval(mm):   00/  70
Sect:  2
 
Visual Text Description:
 CLAY; C 5Y3/1-DARK BROWNISH GRAY, 5YR4/1, 5GY4/1;S SOME SMALL PATCHES OF 
GREENISH CLAY; D GREATLY DISTURBED; H STIFF AND DRY;Z 00000000 
 
 
Leg :  4    Depth Top/Bottom of Layer(m) :   245.62/  246.48
Hole:  27   Depth to Top of Core(m)      :   244.00
Core:   4   Depth Top/Bottom Interval(mm):  120/ 980
Sect:  2
 
Visual Text Description:
 CLAY; C 5Y3/1-DARK BROWNISH GRAY, 5YR4/1, 5GY4/1,5G4/1; S AT 90 CM SHARP 
COLOR BOUNDARY AGAINST MEDIUM TO DARK OLIVE GRAY CLAY, MOTTLED DUE TO 
CORING; HSTIFF AND DRY; D ARTIFICIALLY DISTURBED (DIAPIRIC) AND MOSTLY IN 
UPPER PART (0-90 CM); O ONLY CENTER PART OF CORE IS AUTOCHTHON-MATERIAL 
ALONG THE WALLS OFLINER SQUEEZED IN, BASIC COLOR FROM 0-90 CM IS BROWNISH 
DARK GRAY WITH SMALL PATCHES OF GREENISH CLAY;Z 00000000 
 
 
Leg :  4    Depth Top/Bottom of Layer(m) :   246.53/  247.00
Hole:  27   Depth to Top of Core(m)      :   244.00
Core:   4   Depth Top/Bottom Interval(mm): 1030/1500
Sect:  2
 
Visual Text Description:
 CLAY; C 5G4/1, 5YR4/1-DARK OLIVE GREEN, 5GY5/1, -BLACK BROWN; O VOID ZONE 
135-137 CM; C -MEDIUM OLIVEGREEN; O DARK OLIVE GREEN CLAY GRADING 
DOWNWARDS INTO DIAPIRICALLY DISTURBED BLACK-BROWN CLAY 103-140, AT 140 CM 
AGAIN GREENISH GRAY CLAY; D GREATLY DISTURBED (DIAPIRIC); H STIFF AND DRY; 
O NON-CALCAREOUS, UNIFORM;Z 00000000 
 
 
Leg :  4    Depth Top/Bottom of Layer(m) :   247.00/  248.50
Hole:  27   Depth to Top of Core(m)      :   244.00
Core:   4   Depth Top/Bottom Interval(mm):   00/1500
Sect:  3
 
Visual Text Description:
 CLAY; C -GRAYISH GREEN, -DARK OLIVE BROWN, 5GY2/1,5GY4/1, 5B5/1, 5Y2/1, 
5YR2/1, 5G4/1, 5G6/1, 5GY6/1-YELLOWISH GREEN; D MODERATELY TO GREATLY 
DISTURBED; S MOTTLED WITH DIAPIRIC DISTURBANCE 0-37 CM, 37-75 CM LAYERED 
CLAY WITH UNIFORM COLORS (5YR2/1-5G4/1), 75-98 CM STRONGLY MOTTLED 
(5Y2/1-5G4/1-5B5/1-5G6/1), 98-107 CM GRADED BEDDING WITH MM-THICK FINE 
SANDY STRINGER HORIZONTALLY AT BASE AND CALCAREOUS YELLOWISH-GREEN AT TOP 
(5GY6/1-4/1), 107-123 CM RATHER UNIFORM GREENISH CLAYER (LAYER) (5B5/1), 
123-150 CM GREENISH CLAY MOTTLED WITH DARK BROWN-BLACK SPECKS 
(5Y2/1-5G4/1-5B5/1); O THE THICKER COLOR ZONES SEEM TO BE TRACE LAYERING;  
H STIFF AND DRY; O BASIC COLOR IS GRAYISH-GREEN AND BLACK OLIVE BROWN, 
QUITE UNIFORM IN COMPOSITION;Z 00000000 
 
 
Leg :  4    Depth Top/Bottom of Layer(m) :   369.15/  370.02
Hole:  27   Depth to Top of Core(m)      :   369.00
Core:   5   Depth Top/Bottom Interval(mm):  150/1020
Sect:  1
 
Visual Text Description:
 CLAY; C 10YR4/2-DARK GRAYISH BROWN,5BG4/2-GRAYISHLUE-GREEN; S CONTACTS 
BETWEEN COLORS ARE SHARP AND VERY IRREGULAR, INTERBEDDED (BADLY MIXED BY 
THE CORING); H PLASTIC AND TOUGH; D ALL BADLY MIXED BY CORING; O 
NON-CALCAREOUS, SLIGHTLY SILTY;Z 00000000 
 
 
Leg :  4    Depth Top/Bottom of Layer(m) :   370.02/  370.08
Hole:  27   Depth to Top of Core(m)      :   369.00
Core:   5   Depth Top/Bottom Interval(mm): 1020/1080
Sect:  1
 
Visual Text Description:
 CALCAREOUS CLAY; C 5BG7/1-LIGHT BLUE-GREEN; S UPPER AND LOWER CONTACTS 
SHARP; H STIFF;Z 33211000.3450 
 
 
Leg :  4    Depth Top/Bottom of Layer(m) :   370.08/  370.17
Hole:  27   Depth to Top of Core(m)      :   369.00
Core:   5   Depth Top/Bottom Interval(mm): 1080/1170
Sect:  1
 
Visual Text Description:
 SHALEY LIMESTONE; C 5Y4/2-OLIVE GRAY; H HARD; O MUCH MORE INDURATED THAN 
ANY OTHER PART OF CORE;Z 00000000 
 
 
Leg :  4    Depth Top/Bottom of Layer(m) :   370.17/  370.50
Hole:  27   Depth to Top of Core(m)      :   369.00
Core:   5   Depth Top/Bottom Interval(mm): 1170/1500
Sect:  1
 
Visual Text Description:
 CALCAREOUS CLAY; C 5B6/1-MEDIUM BLUE-GRAY, 5Y5/3-LIGHT OLIVE, 
5BG4/2-GRAYISH BLUE-GREEN, 5Y4/1-DARK GRAY; O MEDIUM BLUE GRAY 117-121, 
LIGHT OLIVE 121-123, GRAYISH BLUE-GREEN WITH STREAKS OF DARK GRAY 123-135 
CM, DARK GRAY 135-150 CM; H STIFF;Z 00000000 
 
 
Leg :  4    Depth Top/Bottom of Layer(m) :   370.60/  371.20
Hole:  27   Depth to Top of Core(m)      :   369.00
Core:   5   Depth Top/Bottom Interval(mm):  100/ 700
Sect:  2
 
Visual Text Description:
 SILTY CLAY; C N4-MEDIUM GRAY, 2.5B5/1-MEDIUM BLUISH GRAY; U PYRITE 
NODULES COMMON-ABUNDANT 30-32 CM; M PYRITE; O NON-CALCAREOUS; S ONE BLUISH 
GRAY BED 58-61 CM;H SOFT;Z 00000000 
 
 
Leg :  4    Depth Top/Bottom of Layer(m) :   371.20/  372.00
Hole:  27   Depth to Top of Core(m)      :   369.00
Core:   5   Depth Top/Bottom Interval(mm):  700/1500
Sect:  2
 
Visual Text Description:
 CALCAREOUS CLAY; C 5GY6/1-GREENISH GRAY, 5G6/1-GREENISH GRAY, 
5GY5/1-GREENISH GRAY; O GREENISH-GRAYS - 5GY6/1 OVERLYING 5G6/1 OVERLYING 
5GY6/1 GRADING INTO 5GY5/1 AND DOWNWARD INTO SILTY MARL; H STIFF;Z 
00000000 
 
 
Leg :  4    Depth Top/Bottom of Layer(m) :   372.00/  373.50
Hole:  27   Depth to Top of Core(m)      :   369.00
Core:   5   Depth Top/Bottom Interval(mm):   00/1500
Sect:  3
 
Visual Text Description:
 CALCAREOUS CLAY; C 5G5/1-GREENISH GRAY, 5G6/1-GREENISH GRAY; S GREENISH 
GRAY CLAY ENCLOSING "BOUDINS"OF GREENISH GRAY CLAYEY DIATOM-NANNO OOZE; P 
DIATOMS, NANNOS; H STIFF (?);Z 00000000 
 
 
Leg :  4    Depth Top/Bottom of Layer(m) :   373.50/  375.00
Hole:  27   Depth to Top of Core(m)      :   369.00
Core:   5   Depth Top/Bottom Interval(mm):   00/1500
Sect:  4
 
Visual Text Description:
 CALCAREOUS CLAY; C 5G5/1-GREENISH GRAY, 5G6/1-GREENISH GRAY; S GREENISH 
GRAY CLAY ENCLOSING DISCREET SUBROUND BODIES OF SLIGHTLY LIGHTER (5G6/1) 
CLAY OR MARL.IT LOOKS LIKE GOOD BOUDINAGE STRUCTURE AND PROBABLY RESULTED 
BECAUSE THE DARKER (5G5/1) IS SLIGHTLYMORE MOBILE AND HAS BEEN FORCED 
AROUND THE LIGHTER FIRM BODIES; O BOTH COLORS VERY CALCAREOUS, BOTH UNITS 
ABOUT SAME COMPOSITION; H FIRM MARL AND SOFTER CLAY; D SOME DRILLING 
DEFORMATION PRESENT - COULD HAVECAUSED BOUDINAGE STRUCTURE;Z 00000000 
 
 
Leg :  4    Depth Top/Bottom of Layer(m) :   454.00/  454.48
Hole:  27   Depth to Top of Core(m)      :   454.00
Core:   6   Depth Top/Bottom Interval(mm):   00/ 480
Sect:  1
 
Visual Text Description:
 CLAY; O CORE LINER WAS HALF EMPTY-PARTIALLY FILLED WITH SOUPY MUD AND 
SEVERAL INCHES OF HARDER FRACTURED CLAY BUT STILL IN ITS ORIGINAL 
STRUCTURE. ALL THE MATERIAL WAS PUT INTO A SHORT LINER TO PRESERVE THE 
HARDER PARTS FROM FALLING APART. THIS SHORT LINER WAS THEN FROZEN AND 
LATER CUT WITH BAND SAW. HENCE THE SOFT MATERIAL IN THE CORE IS NOT 
REPRESENTATIVE FOR ANY KIND OF SAMPLE. ONLY THE HARD SEDIMENTS (27-45 CM) 
HAVE BEEN SAMPLED FOR SMEAR SLIDES WITHOUT ANYOTHER SAMPLES BEING TAKEN OR 
CORE BEING PROCESSED FURTHER (IE PHYSICAL PROPERTIES); H FIRM,SEDIMENT IS 
ACLAY IN DIFFERENT STAGES OF INDURATION (HARD + SOFT)IONED); C 5Y6/1,5B7/1,
 5G6/1, 5YR6/1;Z 00000000 
 
 
Leg :  4    Depth Top/Bottom of Layer(m) :   455.75/  457.00
Hole:  27   Depth to Top of Core(m)      :   454.00
Core:   6   Depth Top/Bottom Interval(mm):  250/1500
Sect:  2
 
Visual Text Description:
 RAD CLAYSTONE; C 5G6/1-GREEN GRAY, 5YR5/1, 7.5Y5/5-DARK BROWN, 
7.5Y5/4-DARK RED BROWN; O GROUND UP RAD CLAYSTONE CHIPS IN MUD, PRESUMED 
BENTONITIC CLAY WITH ALTERED AND RARE GLASS SHARDS; M MINOR ALTERED 
DETRITAL MINERALS (RARE ALTERED FELDSPAR), PYRITE CRYSTAL RARE, RARE GLASS 
SHARDS, 80%  CLAY MINERALS IN ABUNDANT CLAY CRYSTALS; P RADS 10%-POOR; S 
GREEN-GRAY MOTTLED PIECES; D CHIPS GROUND UP-EMBEDDED IN MUD;H 
SEMI-LITHIFIED?;Z 00000000 
 
 
Leg :  4    Depth Top/Bottom of Layer(m) :   457.00/  457.85
Hole:  27   Depth to Top of Core(m)      :   454.00
Core:   6   Depth Top/Bottom Interval(mm):   00/ 850
Sect:  3
 
Visual Text Description:
 BENTONITIC SHALE IN DRILLING MUD; C 2.5Y5/2-GRAYISH BROWN, 5BG7/2-PALE 
BLUE-GREEN, 5BG5/2-GRAY BLUE-GREEN, -BEIGE, 7.5YR3/2-DARK BROWN; D CORE 
GROUND UP -CONSISTS OF BENTONITIC SHALE IN A BEIGE MUD MADE BYDRILLING; H 
FIRM,FRAGMENTS ARE SHALY AND QUITE INDURATED; O  RESEMBLES OCEANIC 
FORMATION OF BARBADOS; PCONTAINS RADS AND NANNOS; O CHIPS OF GRAYISH BROWN 
AND PALE BLUE-GREEN TO GRAY BLUE-GREEN BENTONITIC SHALE WITH FEW FRAGMENTS 
OF DARK BROWN AT 40-41 CM;Z 00000000 
 
 
Leg :  4    Depth Top/Bottom of Layer(m) :   474.13/  474.92
Hole:  27   Depth to Top of Core(m)      :   474.00
Core:   7   Depth Top/Bottom Interval(mm):  130/ 920
Sect:  1
 
Visual Text Description:
 RAD/NANNO BANDED CALCAREOUS "BENTONITE"; C -GREEN-GRAY, -WHITE, -DARK 
GREEN GRAY; S VERY WELL BEDDED WITH AVERAGE DIP OF 24 DEGREES IN 1-5 MM 
LAMINAE OF ALTERNATING GREEN-GRAY AND WHITE BANDS WITH OCCASIONAL GRADED 
BEDDING FROM WHITE SANDY SILTSTONE TO DARKGREEN-GRAY BENTONITIC (AS AT 
34-36 CM),  WELL SORTED ARGILLACEOUS BENTONITE COMMONLY INTERBEDDED IN 1 
CM BEDS IN UPPER HALF OF CORE AS AT 19 AND 27 CM, CROSS BEDDING IN ONE TO 
TWO CM BEDS IN LOWER HALF OF CORE; H HARD?; P ABUNDANT RADS AND OCCASIONAL 
NANNOSARE POORLY PRESERVED IN ARGILLACEOUS INTERVALS;Z 00000000 
 
 
    

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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Department of Commerce > NOAA > NESDIS > NCEI > doi:10.7289/V54M92G2