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Core Data from the Deep Sea Drilling Project


Leg : 12    Depth Top/Bottom of Layer(m) :    58.00/   58.25
Hole: 115   Depth to Top of Core(m)      :    58.00
Core:   1   Depth Top/Bottom Interval(mm):   00/ 250
Sect:  1
 
Visual Text Description:
 SAND;C 5YR2/1-BROWNISH BLACK;H SEMI-LITHIFIED;O WET;Z 33211000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :    58.25/   58.80
Hole: 115   Depth to Top of Core(m)      :    58.00
Core:   1   Depth Top/Bottom Interval(mm):  250/ 800
Sect:  1
 
Visual Text Description:
 CLAY;C 5YR2/1-BROWNISH BLACK;H SEMI-LITHIFIED;O SANDY AND PEBBLY;U 
PEBBLES AT 50 AND 80 CM ARE LAMINATED VOLCANCI TUFF? APPEARING VERY GLASSY 
AND VESICULAR WITH RADIATING ZEOLITE XTLS;Z 00000000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :    58.80/   59.50
Hole: 115   Depth to Top of Core(m)      :    58.00
Core:   1   Depth Top/Bottom Interval(mm):  800/1500
Sect:  1
 
Visual Text Description:
 GLASSY ASH;H LITHIFIED;S VESICULAR(SOME WITH XTLS),GRADED BEDDING 84-90 
CM WITH VERY FINE-GRAINED ROCK GRADING INTO COARSER GRAINED TUFF AND THEN 
INTO GREY ASH;C 5YR2/1-BROWNISH BLACK,N4-GREY;P SH.FRAGS;U AT 150 CM IS A 
BEDDED FINE-GRAINED TUFF FRAG;Z 33113000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :    88.05/   88.50
Hole: 115   Depth to Top of Core(m)      :    87.00
Core:   2   Depth Top/Bottom Interval(mm): 1050/1500
Sect:  1
 
Visual Text Description:
 ASH;H LITHIFIED;C N4-GREY,5Y2/1-OLIVE BLACK,5Y4/1-OLIVE GREY;S 113-140 CM 
NOT LAMINATED / SILT-SIZED AT TOP GRADING INTO COARSER MEDIUM SAND-SIZED 
AT BOTTOM,140-150 CM VERY FINE SILT-SIZED OLIVE BLACK ASH WITH 
MICROLAMINATION IN OLIVE GREY;U PEBBLE 140 CM;Z 33113000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :    88.50/   89.95
Hole: 115   Depth to Top of Core(m)      :    87.00
Core:   2   Depth Top/Bottom Interval(mm):   00/1450
Sect:  2
 
Visual Text Description:
 TUFF;H HARD;S LAMINATED,GRADED BEDS AND CROSS-LAMINATION COMMON,ZEOLITE 
VEIN AT 35 CM;U ZEOLITE AT 35/82/112 CM;C 5Y2/1,7.5YR3/0;Z 33133000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :    96.00/   96.25
Hole: 115   Depth to Top of Core(m)      :    96.00
Core:   3   Depth Top/Bottom Interval(mm):   00/ 250
Sect:  1
 
Visual Text Description:
 TUFF;H INDURATED;C -DK GRAY;S LAMINATED AND CROSS-BEDDED;O 3 PIECES;Z 
33113000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   100.87/  101.50
Hole: 115   Depth to Top of Core(m)      :   100.00
Core:   4   Depth Top/Bottom Interval(mm):  870/1500
Sect:  1
 
Visual Text Description:
 VOLCANIC ASH (TUFF);H INDURATED;C -DK GREY,-WHITE;S HORIZONTAL LAMINATION 
WITH NO SIGN OF CONVOLUTIONOR CROSS-LAMINATION,WHITE ZEOLITE BEDS AT 
125/128/132/139/142/143/145 CM,DK HORIZONTAL LAMINATION AT 115 CM;O SOME 
ZEOLITE BEDS HAVE AN UNBRICATE STRUCTURE;Z 33133000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   101.50/  103.00
Hole: 115   Depth to Top of Core(m)      :   100.00
Core:   4   Depth Top/Bottom Interval(mm):   00/1500
Sect:  2
 
Visual Text Description:
 ASH;H INDURATED;C -GRAY,-WHITE,-BLACK;S 15 PIECESWITH WHITE AUTHIGENIC 
LAMINATION ARE A GRADED BED;UVERY ROUNDED SHALE PEBBLE AT 125 CM;Z 
33113000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   103.00/  104.25
Hole: 115   Depth to Top of Core(m)      :   100.00
Core:   4   Depth Top/Bottom Interval(mm):   00/1250
Sect:  3
 
Visual Text Description:
 TUFF;H INDURATED;S CROSS-BEDDING AT 25 CM,LAMINATION AND ZEOLITES COMMON 
BUT NO ZEOLITE VEINS,TWO PROMINENT GRADED BEDS 50-90/108-125 CM;C -GREY;Z 
33133000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   107.70/  108.50
Hole: 115   Depth to Top of Core(m)      :   107.00
Core:   5   Depth Top/Bottom Interval(mm):  700/1500
Sect:  1
 
Visual Text Description:
 ASH;H LITHIFIED;C 5YR2/1-BROWNISH BLACK,N4-GREY;SALTERNATING LAYERS OF 
COLORS,GRADED BEDDING BECOMESVERY EVIDENT TOWARD THE BOTTOM OF THE CORE,
SLIGHTLYBURROWED AT 92-95 CM;U 93-95 CM BLEBS OF CLAYEY MATERIAL RICH IN 
ALTERED GLASS+CHLORITE+PHILLIPSITE+FORAMS+COCCOLITHS;M ALTERED GLASS,
CHLORITE,PHILLIPSITE;P FORAMS,COCCOLITHS;Z 33113000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   108.50/  109.95
Hole: 115   Depth to Top of Core(m)      :   107.00
Core:   5   Depth Top/Bottom Interval(mm):   00/1450
Sect:  2
 
Visual Text Description:
 TUFF;H HARD;S LAMINATED WITH SOME CROSS-LAMINATION;C -DK GREY;O COARSE AT 
TOP + BOTTOM,FINE 25-135 CM;U BLACK CLAY CLASTS + ZEOLITE PELLETS AT 20 CM,
CLAYPELLETS AT 80 CM;Z 33133000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   153.00/  153.33
Hole: 115   Depth to Top of Core(m)      :   153.00
Core:   6   Depth Top/Bottom Interval(mm):   00/ 330
Sect:  1
 
Visual Text Description:
 TUFF;C -DK GREY;H HARD;S LAMINATED,ZEOLITE VEIN AT 30 CM;Z 33133000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   175.00/  175.95
Hole: 115   Depth to Top of Core(m)      :   175.00
Core:   7   Depth Top/Bottom Interval(mm):   00/ 950
Sect:  1
 
Visual Text Description:
 TUFF;H HARD;C -DK GREY;S LAMINATED,CIRCULAR ZEOLITE PATCHES ON TOP 
SURFACE,BURROW SECTIONS AT 53-56 CM;O MODERATELY COARSE-GRAINED;Z 33133000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   223.15/  224.50
Hole: 115   Depth to Top of Core(m)      :   223.00
Core:   8   Depth Top/Bottom Interval(mm):  150/1500
Sect:  1
 
Visual Text Description:
 ASH;C N3-DK GRAY,N2-GRAYISH BLACK;H LITHIFIED;S NO OBVIOUS BEDDING OR 
LAMINATIONS;O GRAINS APPEAR TO BECOME FINER TOWARD BOTTOM OF CORE;Z 
33113000

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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