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Core Data from the Deep Sea Drilling Project


Leg : 32    Depth Top/Bottom of Layer(m) :   211.10/  211.10
Hole: 303A  Depth to Top of Core(m)      :   211.00
Core:   1   Depth Top/Bottom Interval(mm):    0/   0
Sect: CC
 
Visual Text Description:
 ZEOLITIC CLAY,CHERT;C 10YR2/2-DUSKY YELLOW BROWN,-TAN;O TAN CHERT 
FRAGMENTS <1 CM THICK,CLAY IS DUSKYYELLOW BROWN;H SOFT;Z 00000000 
 
 
Leg : 32    Depth Top/Bottom of Layer(m) :   220.10/  220.10
Hole: 303A  Depth to Top of Core(m)      :   220.00
Core:   2   Depth Top/Bottom Interval(mm):    0/   0
Sect: CC
 
Visual Text Description:
 CHERT;C 10YR2/2-DUSKY YELLOW BROWN,10YR4/2-DARK YELLOW BROWN,5YR5/6-LIGHT 
BROWN;S COLOR BANDING OF DARK- AND DUSKY-YELLOW BROWN,DISCONTINUOUS LIGHT 
BROWNLAMINAE,MICROFAULTING SEEN,SMALL AMOUNT OF ZEOLITICCLAY OBSERVED;O 
CLAY IS BROWN;Z 00000000 
 
 
Leg : 32    Depth Top/Bottom of Layer(m) :   238.30/  238.30
Hole: 303A  Depth to Top of Core(m)      :   229.20
Core:   3   Depth Top/Bottom Interval(mm):    0/   0
Sect: CC
 
Visual Text Description:
 CHERT;C 10YR2/2-DUSKY YELLOW BROWN,10YR4/2-DARK YELLOW BROWN,5YR5/6-LIGHT 
BROWN;S COLOR BANDING OF DARK- AND DUSKY-YELLOW BROWN,DISCONTINUOUS LIGHT 
BROWNLAMINAE,MICROFAULTING SEEN,SMALL AMOUNT OF ZEOLITICCLAY OBSERVED;O 
CLAY IS BROWN;Z 00000000 
 
 
Leg : 32    Depth Top/Bottom of Layer(m) :   240.10/  240.10
Hole: 303A  Depth to Top of Core(m)      :   238.50
Core:   4   Depth Top/Bottom Interval(mm):    0/   0
Sect: CC
 
Visual Text Description:
 CHERT;C 10YR2/2-DUSKY YELLOW BROWN,10YR4/2-DARK YELLOW BROWN,5YR5/6-LIGHT 
BROWN;S COLOR BANDING OF DARK- AND DUSKY-YELLOW BROWN,DISCONTINUOUS LIGHT 
BROWNLAMINAE,MICROFAULTING SEEN,SMALL AMOUNT OF ZEOLITICCLAY OBSERVED;O 
CLAY IS BROWN;Z 00000000 
 
 
Leg : 32    Depth Top/Bottom of Layer(m) :   248.60/  249.30
Hole: 303A  Depth to Top of Core(m)      :   247.80
Core:   5   Depth Top/Bottom Interval(mm):  800/1500
Sect:  1
 
Visual Text Description:
 CHERT,ZEOLITIC CLAY;C 10YR2/2-DUSKY YELLOW BROWN,10YR6/6-YELLOW BROWN,
5Y7/3-YELLOW GREY;S LAMINATIONSSEEN IN CHERT FRAGMENTS,BETWEEN CHERT 
FRAGMENTS IS ZEOLITIC CLAY;D ALL BADLY BRECCIATED BY DRILLING;O VOID 0-80 
CM,CHERT IS DUSKY YELLOW BROWN 80-144 CM AND YELLOW GREY 144-150 CM,
ZEOLITIC CLAY IS YELLOW BROWN;Z 00000000 
 
 
Leg : 32    Depth Top/Bottom of Layer(m) :   250.14/  250.80
Hole: 303A  Depth to Top of Core(m)      :   247.80
Core:   5   Depth Top/Bottom Interval(mm):  840/1500
Sect:  2
 
Visual Text Description:
 CHERT,ZEOLITIC CLAY;C 5Y7/3-YELLOW GREY,10YR6/6-YELLOW BROWN,
10YR6/6-YELLOW BROWN;S CHERT LAMINATED AND MICROFAULTED 139-150 CM,CHERT 
FRAGMENTS HAVE CLAYSQUEEZED IN BETWEEN THEM;O VOID 0-84 CM,CHERT IS YELLOW 
GREY 84-139 CM AND YELLOW BROWN 139-150 CM,CLAYIS YELLOW BROWN;Z 00000000 
 
 
Leg : 32    Depth Top/Bottom of Layer(m) :   250.90/  250.90
Hole: 303A  Depth to Top of Core(m)      :   247.80
Core:   5   Depth Top/Bottom Interval(mm):    0/   0
Sect: CC
 
Visual Text Description:
 RAD CHERT;C 5Y5/2-LIGHT OLIVE GREY,10YR6/6-YELLOWBROWN,-WHITE;S THIN 
WHITE LAYERS;Z 00000000 
 
 
Leg : 32    Depth Top/Bottom of Layer(m) :   258.04/  258.50
Hole: 303A  Depth to Top of Core(m)      :   257.00
Core:   6   Depth Top/Bottom Interval(mm): 1040/1500
Sect:  1
 
Visual Text Description:
 CHERT;C 5YR5/6-LIGHT BROWN,10YR2/2-DUSKY YELLOW BROWN;S THIN TAN 
LAMINATIONS 104-120 CM,BOTYROIDAL SHAPE WHEN GROWING INTO CAVITIES;D 
INTENSE FRACTURING;O VOID 0-104 CM,LIGHT BROWN 104-120 CM,DUSKY YELLOW 
BROWN 120-150 CM;Z 00000000 
 
 
Leg : 32    Depth Top/Bottom of Layer(m) :   267.32/  267.61
Hole: 303A  Depth to Top of Core(m)      :   266.20
Core:   7   Depth Top/Bottom Interval(mm): 1120/1410
Sect:  1
 
Visual Text Description:
 NANNO CLAY;C 10YR3/2-VERY DARK GREY BROWN;D MODERATELY DEFORMED;O VOID 
0-112 CM;H SOUPY;Z 00000000 
 
 
Leg : 32    Depth Top/Bottom of Layer(m) :   267.61/  267.70
Hole: 303A  Depth to Top of Core(m)      :   266.20
Core:   7   Depth Top/Bottom Interval(mm): 1410/1500
Sect:  1
 
Visual Text Description:
 CHERT;C 10YR2/2-DUSKY YELLOW BROWN,10YR6/6-YELLOWBROWN;D MODERATELY 
FRACTURED;Z 21130000 
 
 
Leg : 32    Depth Top/Bottom of Layer(m) :   267.80/  267.80
Hole: 303A  Depth to Top of Core(m)      :   266.20
Core:   7   Depth Top/Bottom Interval(mm):    0/   0
Sect: CC
 
Visual Text Description:
 CHERT;C 10YR2/2-DUSKY YELLOW BROWN;D BADLY BROKENUP;P COCCOLITHS;O 
SUSPENDED MUD NOTED;Z 21130000 
 
 
Leg : 32    Depth Top/Bottom of Layer(m) :   276.70/  277.00
Hole: 303A  Depth to Top of Core(m)      :   275.50
Core:   8   Depth Top/Bottom Interval(mm): 1200/1500
Sect:  1
 
Visual Text Description:
 CHERT,NANNO OOZE;C 10YR2/2-DUSKY YELLOW BROWN,5YR5/6-LIGHT BROWN;S 
LITHOLOGIES INTENSELY MIXED;D COMPLETELY FRAGMENTED,INTENSE DEFORMATION;O 
VOID 0-120 CM,CHERT IS DUSKY YELLOW BROWN,NANNO OOZE IS LIGHT BROWN;Z 
00000000 
 
 
Leg : 32    Depth Top/Bottom of Layer(m) :   277.10/  277.10
Hole: 303A  Depth to Top of Core(m)      :   275.50
Core:   8   Depth Top/Bottom Interval(mm):    0/   0
Sect: CC
 
Visual Text Description:
 CHERT;C 5YR2/1-BROWN BLACK;D FRAGMENTED BY DRILLING;Z 00000000 
 
 
Leg : 32    Depth Top/Bottom of Layer(m) :   284.80/  286.30
Hole: 303A  Depth to Top of Core(m)      :   284.80
Core:   9   Depth Top/Bottom Interval(mm):   00/1500
Sect:  1
 
Visual Text Description:
 APHONITIC BASALT;C N2-GREY BLACK,5G2/1-GREEN BLACK,N6-MEDIUM LIGHT GREY,
5G7/1-LIGHT GREEN GREY;S SPARSE .5 MM VESICLES,CALCITE AND 
CELADONITE-MONTMORILLONITE (?) VEINS,VARIOLES AT 22 CM,YELLOW GREEN 
ALTERATION OCCURS AS VESICLE FILLING REPLACING OLIVINE CRYSTALS,WEATHERING 
NOTED;D FRACTURED BUT UNDEFORMED;M PLAGIOCLASE,CALCITE,
CELADONITE-MONTMORILLONITE,PYROXENE;O TEXTURE IS INTERGRANULAR,COLOR DRY 
MEDIUM LIGHT GREY TO LIGHT GREEN GREY,COLOR WET GREY BLACK TO GREEN BLACK;
Z 00000000 
 
 
Leg : 32    Depth Top/Bottom of Layer(m) :   288.48/  289.50
Hole: 303A  Depth to Top of Core(m)      :   288.00
Core:  10   Depth Top/Bottom Interval(mm):  480/1500
Sect:  1
 
Visual Text Description:
 APHONITIC BASALT;C N2-GREY BLACK,5GY3/1-GREEN GREY,N7-LIGHT GREY,
5G5/1-GREEN GREY;S SPARSE .5 MM VESICLES,CALCITE AND 
CELADONITE-MONTMORILLONITE VEINS,SOMEWHAT WEATHERED,PROBABLE COOLING UNIT 
MARGINS AT 48AND 76 AND 87 AND 108 AND 126 CM;D FRACTURED BUT UNDEFORMED;U 
CALCITE PEBBLE (PROBABLY A VEIN FILLING) AT 146-150 CM;M PLAGIOCLASE 
PHENOCRYSTS-1 MM-NOTED,CALCITE AS VEIN FILLING AND PEBBLE,
CELADONITE-MONTMORILLONITE AS VEIN FILLING,PYROXENE,VOLCANIC GLASS;O VOID 
0-48 CM,TEXTURE GENERALLY INTERGRANULAR,DARKER AND FINER GRAINED AREAS AT 
48 AND 76 AND 87 AND 108 AND 126 CM;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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