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Core Data from the Deep Sea Drilling Project


Leg : 31    Depth Top/Bottom of Layer(m) :     1.60/    1.57
Hole: 298   Depth to Top of Core(m)      :     0.00
Core:   1   Depth Top/Bottom Interval(mm):   00/  70
Sect: CC
 
Visual Text Description:
 SILTY FINE GRAINED SAND;C 5GY4/1-DARK GREENISH GREY;D INTENSE DEFORMATION,
SOUPY;O THIS IS MADE UP OF LOOSE SAND WASHED FROM CORE AND STORED IN A 
FREEZER BOX,ESTIMATE THAT SAND FROM BOX WOULD FILL 10 CM OF CORE;H SOFT;Z 
33214000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :     1.57/    1.65
Hole: 298   Depth to Top of Core(m)      :     0.00
Core:   1   Depth Top/Bottom Interval(mm):   70/ 150
Sect: CC
 
Visual Text Description:
 SILTY SAND;O CORE CATCHER INCLUDES CALCAREOUS SANDSTONE WHICH IS LAYERED 
AND POSSIBLY GRADED,ALSO SILTY CLAYSTONE,SILTY SAND MATRIX;H SOFT;Z 
33214000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   127.18/  128.00
Hole: 298   Depth to Top of Core(m)      :   126.50
Core:   2   Depth Top/Bottom Interval(mm):  680/1500
Sect:  1
 
Visual Text Description:
 SAND,SILTY CLAY;C 5Y2/1-OLIVE BLACK,5GY4/1-DARK GREEN GREY,5Y5/2-LIGHT 
OLIVE GREY;S GRADING BUT THIS MAY BE DUE TO DRILLING DISTURBANCE,SAND AND 
SILTY CLAY ARE INTERBEDDED;U LIGHT OLIVE GREY SILTY CLAYSTONE CLASTS WITH 
VERTICAL BEDDING,FROM 97 TO 107 CM,ROUNDED SILTY CLAYSTONE FRAGMENTS UP TO 
8 MM LONG;O CLASTS ARE COMPLEXED WITH SEDIMENT;H SOFT;Z 33214000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   128.00/  128.28
Hole: 298   Depth to Top of Core(m)      :   126.50
Core:   2   Depth Top/Bottom Interval(mm):   00/ 280
Sect:  2
 
Visual Text Description:
 SAND,SILTY CLAY;C 5Y2/1-OLIVE BLACK;D MODERATE DEFORMATION;H SOFT;Z 
00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   128.28/  128.55
Hole: 298   Depth to Top of Core(m)      :   126.50
Core:   2   Depth Top/Bottom Interval(mm):  280/ 550
Sect:  2
 
Visual Text Description:
 CLAYEY SILT AND SILTY CLAY;C 5Y5/2-LIGHT OLIVE GREY;S INTERBEDDED SILTY 
CLAYSTONE AND SAND;D MODERATEDEFORMATION;H SOFT;Z 33213000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   128.55/  128.73
Hole: 298   Depth to Top of Core(m)      :   126.50
Core:   2   Depth Top/Bottom Interval(mm):  550/ 730
Sect:  2
 
Visual Text Description:
 SAND SILT CLAY;C 5Y2/1-OLIVE BLACK;D MODERATE DEFORMATION;O MIXED UP SAND 
BED;H SOFT;Z 33213000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   128.73/  128.90
Hole: 298   Depth to Top of Core(m)      :   126.50
Core:   2   Depth Top/Bottom Interval(mm):  730/ 900
Sect:  2
 
Visual Text Description:
 CLAYEY SILT AND SILTY CLAY;C 5GY4/1-DARK GREENISHGREY;S INTERBEDDED SILTY 
CLAYSTONE AND SAND;D MODERATE DEFORMATION;H SOFT;Z 33213000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   128.90/  129.50
Hole: 298   Depth to Top of Core(m)      :   126.50
Core:   2   Depth Top/Bottom Interval(mm):  900/1500
Sect:  2
 
Visual Text Description:
 CLAYEY SILT AND SILTY CLAY;C 5Y5/2-LIGHT OLIVE GREY;D MODERATE 
DEFORMATION;U SILTY CLAYSTONE FRAGMENTS 110 TO 125 CM AND 145 TO 150 CM;H 
SOFT;Z 33213000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   129.50/  129.88
Hole: 298   Depth to Top of Core(m)      :   126.50
Core:   2   Depth Top/Bottom Interval(mm):   00/ 380
Sect:  3
 
Visual Text Description:
 CLAYEY SILT AND SILTY CLAY;C 5GY4/1-DARK GREENISHGREY,5Y4/1-OLIVE GREY;D 
MODERATE DEFORMATION;O DARKGREENISH GREY TO 5 CM,OLIVE GREY 5 TO 38 CM;H 
SOFT;Z 33213000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   129.88/  129.96
Hole: 298   Depth to Top of Core(m)      :   126.50
Core:   2   Depth Top/Bottom Interval(mm):  380/ 460
Sect:  3
 
Visual Text Description:
 SAND;C 5Y2/1-OLIVE BLACK;O SAND IS MEDIUM GRAINED,CORE IS VOID 46 TO 55 
CM;H SOFT;Z 33214000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   130.05/  131.00
Hole: 298   Depth to Top of Core(m)      :   126.50
Core:   2   Depth Top/Bottom Interval(mm):  550/1500
Sect:  3
 
Visual Text Description:
 CLAYEY SILT AND SILTY CLAY;C 5GY4/1-DARK GREENISHGREY,5Y4/1-OLIVE GREY,
10Y4/2-GREYISH OLIVE;D MODERATE DEFORMATION;U SILTY CLAYSTONE CLASTS 
(GREYISH OLIVE);O CLASTS APPEAR TO LIE IN A VOID THAT HAS FILLEDWITH SAND,
VOID IS BETWEEN 110 AND 120 CM,123CM TO 134 CM IS CONSOLIDATED,134 TO 150 
CONTAINS INTRASTITIAL WATER;H SOFT;Z 33213000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   131.00/  132.50
Hole: 298   Depth to Top of Core(m)      :   126.50
Core:   2   Depth Top/Bottom Interval(mm):   00/1500
Sect:  4
 
Visual Text Description:
 SILTY CLAY,SAND;C 5GY4/1-DARK GREENISH GREY,5Y2/1-OLIVE BLACK,5Y5/2-LIGHT 
OLIVE GREY;S 130 TO 135 CM DEFORMED MEDIUM FINE SAND BED ORIGINALLY A 
TURBIDITE?,"PHOLAD" CLAM BURROWING 148 TO 150 CM;D MODERATE DEFORMATION;U 
SILTY CLAYSTONE CLASTS;O CLASTS CONTAINRUSTY WEATHERING RIND POSSIBLY 
SUBMARINE WEATHERING,121 CM TO 130 CM DARKISH GREEN GREY,135 TO 150 LIGHT 
OLIVE GREY,CORE IS VOID TO 121 CM,NOTE THAT THE VOID PART SHOULD BE 
TOWARDS THE BOTTOM OF THE CORE ANDTHE FILLED PART TOWARD THE TOP OF THE 
CORE;H SOFT;Z 33213000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   175.08/  175.50
Hole: 298   Depth to Top of Core(m)      :   174.00
Core:   3   Depth Top/Bottom Interval(mm): 1080/1500
Sect:  1
 
Visual Text Description:
 CLAYEY SILT AND SILTY CLAY;C N2-GREYISH BLACK,N3-DARK GREY;D SEDIMENT IS 
SEMI-CONSOLIDATED AND RIPPEDAPART IN COARSE SHALE FRAGMENTS BY DRILLING;O 
CORE IS VOID TO 108 CM;H SOFT;Z 33213000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   183.68/  185.00
Hole: 298   Depth to Top of Core(m)      :   183.50
Core:   4   Depth Top/Bottom Interval(mm):  180/1500
Sect:  1
 
Visual Text Description:
 SILTY CLAY;C N3-ROCK GREY,5GY6/1-GREENISH GREY;S ALTERATIONS OF FISSILE 
CLAY-CLAYSTONE (DRY CLAY) ANDMORE INDURATED CLAY,INDURATED PIECES 
OCCASIONALLY REVEAL SOME INDISTINCT LAMINAE OF DARKER COLOR,66 CM SMALL 
WORM BURROW WITH OXIDATION RING;D SLIGHT DEFORMATION;U GREENISH GREY 
PEBBLE AT 20 CM MADE OF CLAYEY LIMESTONE;O VOID AREAS 0 TO 18 CM AND 32 TO 
34 CMAND 101 TO 103 CM;H SOFT;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   185.00/  186.50
Hole: 298   Depth to Top of Core(m)      :   183.50
Core:   4   Depth Top/Bottom Interval(mm):   00/1500
Sect:  2
 
Visual Text Description:
 SILTY CLAY;C N3-ROCK GREY;S ALTERATIONS OF FISSILE CLAY-CLAYSTONE (DRY 
CLAY) AND MORE INDURATED CLAY,128 TO 131 SEVERAL LAMINAE (THIN) AND 
SLIGHTLY IRREGULAR PLUS TWO LAMINAE OF SAND GRAINS OF LIGHT COLOR AFEW 
GRAINS THICK;D SLIGHT DEFORMATION;O 144 TO 150 CM INTERSTITIAL WATER,69 TO 
73 CM VOID;H SOFT;Z 33213000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   186.72/  187.95
Hole: 298   Depth to Top of Core(m)      :   183.50
Core:   4   Depth Top/Bottom Interval(mm):  220/1450
Sect:  3
 
Visual Text Description:
 SILTY CLAY;C N3-ROCK GREY;S ALTERATIONS OF FISSILE CLAY-CLAYSTONE AND 
MORE INDURATED CLAY;D SLIGHT DEFORMATION;U SAND INCLUSIONS AT 30 TO 43 CM 
AND 59 TO62 CM;O VOID 74 TO 76 CM;H FIRM;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   187.95/  187.98
Hole: 298   Depth to Top of Core(m)      :   183.50
Core:   4   Depth Top/Bottom Interval(mm): 1450/1480
Sect:  3
 
Visual Text Description:
 SAND;S SOME LAMINATION MADE OF QUARTZ;H SOFT;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   187.98/  188.00
Hole: 298   Depth to Top of Core(m)      :   183.50
Core:   4   Depth Top/Bottom Interval(mm): 1480/1500
Sect:  3
 
Visual Text Description:
 SILTY CLAY;C N3-ROCK GREY;S ALTERATIONS OF FISSILE CLAY-CLAYSTONE AND 
MORE INDURATED CLAY;D SLIGHT DEFORMATION;H SOFT;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   193.58/  194.50
Hole: 298   Depth to Top of Core(m)      :   193.00
Core:   5   Depth Top/Bottom Interval(mm):  580/1500
Sect:  1
 
Visual Text Description:
 SILTY CLAY;C N3-DARK GREY;D MODERATE DEFORMATION;U SMALL GREENISH PEBBLE 
OF CLAYEY LIMESTONE AT 119 CM;O VOID TO 58 CM AND 137 TO 146 CM;H SOFT;Z 
00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   194.50/  196.00
Hole: 298   Depth to Top of Core(m)      :   193.00
Core:   5   Depth Top/Bottom Interval(mm):   00/1500
Sect:  2
 
Visual Text Description:
 SILTY CLAY,SANDY CLAY AND CLAYEY SAND;C N3-DARK GREY;D SLIGHT DEFORMATION;
U BROKEN WHITE INCLUSIONS OF VOLCANIC ASH;O SEVERAL CLAY TO CLAYEY SAND 
TRANSITIONS 36 TO 56 CM AND 76 TO 93 CM AND 101 TO 138 CM,VOID REGIONS 14 
TO 18 CM AND 33 TO 36 CM AND 58 TO 76CM AND 101 TO 102 CM,CONSOLIDATION 
SAMPLE 138 TO 150 CM;H SOFT;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   278.50/  280.00
Hole: 298   Depth to Top of Core(m)      :   278.50
Core:   6   Depth Top/Bottom Interval(mm):   00/1500
Sect:  1
 
Visual Text Description:
 SILT RICH CLAY;C 5Y2/1-OLIVE BLACK;S MAJOR HORIZONTAL FISSILITY WHICH WAS 
PROBABLY INDUCED BY WIRE CUTTING,AN ADDITIOAL FABRIC RUNS AT VARIOUS 
ANGLES WITHA HACKLY FRACTURE PATTERN;O HACKLY FRACTURES MAY BEPARALLEL TO 
BEDDING;H SOFT;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   280.00/  281.50
Hole: 298   Depth to Top of Core(m)      :   278.50
Core:   6   Depth Top/Bottom Interval(mm):   00/1500
Sect:  2
 
Visual Text Description:
 SILT-RICH CLAY;C 5Y2/1-OLIVE BLACK;S POSSIBLY ALTERED LOWER LIMBS OF 
FOLDS;O HACKLY FRACTURES FOLLOWLITHOLOGY;H SOFT;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   297.50/  299.00
Hole: 298   Depth to Top of Core(m)      :   297.50
Core:   7   Depth Top/Bottom Interval(mm):   00/1500
Sect:  1
 
Visual Text Description:
 CLAYSTONE;C 5Y2/1-OLIVE BLACK;S STRONG FISSILITY,LEFT AND RIGHT DIPS,
RIGHT DIPS POSSIBLY DUE TO DEFORMATION,LEFT DIPS ARE PROPERTY OF THE ROCK,
HORIZONTALSAND BED 52 TO 53 CM;D MODERATE DEFORMATION;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   299.00/  300.50
Hole: 298   Depth to Top of Core(m)      :   297.50
Core:   7   Depth Top/Bottom Interval(mm):   00/1500
Sect:  2
 
Visual Text Description:
 CLAYSTONE;C 5Y2/1-OLIVE BLACK,N2-GREY BLACK;S GREYDDING GENERALLY 
HORIZONTAL WITH PARALLEL FISSILITY;D MODERATE DEFORMATION;O A FEW PARTING 
CRACKS MAY INTERSECT SAND BED;H FAIRLY SOFT;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   317.74/  318.00
Hole: 298   Depth to Top of Core(m)      :   316.50
Core:   8   Depth Top/Bottom Interval(mm): 1240/1500
Sect:  1
 
Visual Text Description:
 CLAY;C 5Y2/1-OLIVE BLACK;S FISSILES;D MODERATE DEFORMATION,BROKEN INTO 
SMALL PIECES;H FIRM;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   318.00/  319.50
Hole: 298   Depth to Top of Core(m)      :   316.50
Core:   8   Depth Top/Bottom Interval(mm):   00/1500
Sect:  2
 
Visual Text Description:
 CLAYSTONE;C 5Y2/1-OLIVE BLACK;S SUBTLE FRACTURES INCLINED 20 DEG. TO THE 
RIGHT,QUASI HORIZONTAL PARTING OF HARD CHUNKS IS A FORM OF BEDDING;D GROSS 
FRACTURING MAY BE DUE TO DRILLING DEFORMATIONS;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   335.50/  336.21
Hole: 298   Depth to Top of Core(m)      :   335.50
Core:   9   Depth Top/Bottom Interval(mm):   00/ 710
Sect:  1
 
Visual Text Description:
 AHS RICH CLAYSTONE;C 5Y3/2-OLIVE GREY;O AT 30 CM CLEAVAGE IS DIPPING 30 
DEG. TO THE LEFT,HORIZONTAL BEDDING;D MODERATE DEFORMATION;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   336.21/  336.46
Hole: 298   Depth to Top of Core(m)      :   335.50
Core:   9   Depth Top/Bottom Interval(mm):  710/ 960
Sect:  1
 
Visual Text Description:
 CLAY RICH NANNO RICH VITRIC ASH TUFF;C 10Y4/2-GREYISH OLIVE;D MODERATE 
DEFORMATION;H SOFT;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   336.46/  337.00
Hole: 298   Depth to Top of Core(m)      :   335.50
Core:   9   Depth Top/Bottom Interval(mm):  960/1500
Sect:  1
 
Visual Text Description:
 ASH RICH CLAYSTONE;C 5Y3/2-OLIVE GREY;O CONSOLIDATION FROM 133 TO 144 CM,
INTERSTITIAL WATER 131 CM TO150 CM;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   337.00/  338.30
Hole: 298   Depth to Top of Core(m)      :   335.50
Core:   9   Depth Top/Bottom Interval(mm):   00/1300
Sect:  2
 
Visual Text Description:
 FISSILE ASH RICH CLAYSTONE;C 5Y3/2-OLIVE GREY;D MODERATE DEFORMATION;O 
CORE IS VOID BELOW 130 CM;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   364.00/  365.50
Hole: 298   Depth to Top of Core(m)      :   364.00
Core:  10   Depth Top/Bottom Interval(mm):   00/1500
Sect:  1
 
Visual Text Description:
 ASH-RICH CLAYSTONE;C 5Y3/2-OLIVE GREY;D MODERATEDEFORMATION;O CORE BROKEN 
INTO CHUNKS 10 TO 15 CM IN LENGTH;H HARD AND CHUNKY;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   365.50/  367.00
Hole: 298   Depth to Top of Core(m)      :   364.00
Core:  10   Depth Top/Bottom Interval(mm):   00/1500
Sect:  2
 
Visual Text Description:
 CLAYSTONE;C 5Y3/2-OLIVE GREY;D MODERATE DEFORMATION;O PARTING ON BROKEN 
SURFACE APPROXIMATELY EVERY MM;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   367.00/  367.35
Hole: 298   Depth to Top of Core(m)      :   364.00
Core:  10   Depth Top/Bottom Interval(mm):   00/ 350
Sect:  3
 
Visual Text Description:
 CLAYSTONE (SHALE);C 5Y3/2-OLIVE GREY;O HORIZONTALBEDDING,TOP PIECES WITH 
CLEAVAGE SHOW IRREGULAR LINEATION,CLEAVAGE CRACKS ACROSS BEDDING;Z 
00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   367.35/  367.44
Hole: 298   Depth to Top of Core(m)      :   364.00
Core:  10   Depth Top/Bottom Interval(mm):  350/ 440
Sect:  3
 
Visual Text Description:
 ASH;C N5-MEDIUM GREY;O GRADED;H SOFT;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   367.44/  368.50
Hole: 298   Depth to Top of Core(m)      :   364.00
Core:  10   Depth Top/Bottom Interval(mm):  440/1500
Sect:  3
 
Visual Text Description:
 CLAYSTONE (SHALE);C 5Y3/2-OLIVE GREY,5Y2/1-OLIVE BLACK;S GRADED OLIVE 
BLACK SAND BED FROM 142 TO 147 CM;O 80 CM TO 100 CM ZONE OF CHANGE IN DIP;
Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   368.50/  369.81
Hole: 298   Depth to Top of Core(m)      :   364.00
Core:  10   Depth Top/Bottom Interval(mm):   00/1310
Sect:  4
 
Visual Text Description:
 CLAYSTONE,SAND;C 5GY4/1-DARK GREEN GREY;S GRADED BED 0 TO 10 CM,SAND BEDS 
1 CM THICK AT 5 AND 47 CM;DMODERATE DEFORMATION,30 TO 80 CM COHERENT BUT 
HIGHLY BROKEN ZONE INCLUDING SOME FRACTURES WITH POOR SLICKS PROBABLY DUE 
TO DRILLING FRACTURING;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   393.66/  394.00
Hole: 298   Depth to Top of Core(m)      :   392.50
Core:  11   Depth Top/Bottom Interval(mm): 1160/1500
Sect:  1
 
Visual Text Description:
 CLAYSTONE;C N4-GREY,5GY4/1-DARK GREENISH GREY;O HORIZONTAL BEDDING PLANE 
WITH INCLINED MAJOR BREAKS;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   394.00/  395.50
Hole: 298   Depth to Top of Core(m)      :   392.50
Core:  11   Depth Top/Bottom Interval(mm):   00/1500
Sect:  2
 
Visual Text Description:
 SHALE (CLAYEY);C N4-MEDIUM DARK GREY,5GY4/1-DARK GREENISH GREY;S 0 TO 27 
CM FISSILITY JUST OBSERVABLE,53 TO 78 CM SOME FISSILITY VISIBLE,113 TO 124 
CM SOME DARK COLORED LAMINAE;O BEDDING PLANES MAY VARY FROM NEAR 
HORIZONTAL TO INCLINED SLIGHTLY IN MIDDLE BACK TO HORIZONTAL,27 CM TO 39 
CM RUBBLE,78 TO 93 CM SEMI-MASSIVE APPEARANCE,93 TO 103 CM HORIZONTAL 
BEDDING PLANES;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   395.50/  397.00
Hole: 298   Depth to Top of Core(m)      :   392.50
Core:  11   Depth Top/Bottom Interval(mm):   00/1500
Sect:  3
 
Visual Text Description:
 SHALE,CLAYEY;C N4-MEDIUM DARK GREY,4GY4/1-DARK GREENISH GREY;S SLIGHTLY 
DARKER WEAK INDICATION OF THICK LAMINAE AT 75 CM AND 95 CM AND 133 CM;O 0 
TO 17CM CONSOLIDATION SAMPLE,144 TO 150 CM INTERSTITIAL WATER SAMPLE;Z 
00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   397.00/  398.43
Hole: 298   Depth to Top of Core(m)      :   392.50
Core:  11   Depth Top/Bottom Interval(mm):   00/1430
Sect:  4
 
Visual Text Description:
 SHALE,CLAYEY;C N4-MEDIUM DARK GREY,4GY4/1-DARK GREENISH GREY;S SILT BEDS 
2 CM THICK AT 16 AND 31 AND 40 AND 53 AND 76 AND 86 AND 107 AND 119 CM;D 
MODERATE DEFORMATION,BROKEN AND SLICKED CORE AT 45 DEG.VERTICAL AXIS BELOW 
120 CM;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   422.11/  422.50
Hole: 298   Depth to Top of Core(m)      :   421.00
Core:  12   Depth Top/Bottom Interval(mm): 1110/1500
Sect:  1
 
Visual Text Description:
 CLAYSTONE SHALE;C N4-MEDIUM DARK GREY,4GY4/1-DARKGREENISH GREY;O VOID TO 
111 CM,NO STRUCTURES VISIBLE,FISSILITY NOT VISIBLE FROM OUTSIDE BUT SHOWS 
SLIGHTLY WHEN SCRAPING SURFACE,FRACTURES AT 50 DEG. LEFT AT 130 CM,BEDDING 
IS ESSENTIALLY HORIZONTAL;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   422.50/  424.00
Hole: 298   Depth to Top of Core(m)      :   421.00
Core:  12   Depth Top/Bottom Interval(mm):   00/1500
Sect:  2
 
Visual Text Description:
 CLAYSTONE SHALE;C N4-MEDIUM DARK GREY,4GY4/1-DARKGREENISH GREY;O BEDDING 
PLANE AT SMALL ANGLES,LINEATIONS SHOWN BY SMALL KINKS;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   424.00/  425.50
Hole: 298   Depth to Top of Core(m)      :   421.00
Core:  12   Depth Top/Bottom Interval(mm):   00/1500
Sect:  3
 
Visual Text Description:
 CLAYSTONE SHALE;C N4-MEDIUM GREY,4GY4/1-DARK GREENISH GREY;S FISSILITY 
ONLY IN A FEW PLACES;O BEDDING AT VARIOUS ANGLES,SLICKER-SIDED FRACTURES;Z 
00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   425.50/  427.00
Hole: 298   Depth to Top of Core(m)      :   421.00
Core:  12   Depth Top/Bottom Interval(mm):   00/1500
Sect:  4
 
Visual Text Description:
 CLAYSTONE SHALE;C N4-MEDIUM GREY,4GY4/1-DARK GREENISH GREY;S 67 TO 70 CM 
WAVY THIN LAMINATIONS ARE VISIBLE;O BEDDING PLANE IS SLIGHTLY INCLINED;Z 
00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   427.00/  427.50
Hole: 298   Depth to Top of Core(m)      :   421.00
Core:  12   Depth Top/Bottom Interval(mm):   00/ 500
Sect:  5
 
Visual Text Description:
 CLAYSTONE SHALE;C N4-MEDIUM GREY,4GY4/1-DARK GREENISH GREY;O POSSIBLE 
CONVOLUTIONS IN BEDDING,NO FISSILITY AND NO STRUCTURES VISIBLE,VOID 41 TO 
43 CM;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   427.50/  427.61
Hole: 298   Depth to Top of Core(m)      :   421.00
Core:  12   Depth Top/Bottom Interval(mm):  500/ 610
Sect:  5
 
Visual Text Description:
 SILTY SAND;H SOFT;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   427.61/  428.31
Hole: 298   Depth to Top of Core(m)      :   421.00
Core:  12   Depth Top/Bottom Interval(mm):  610/1310
Sect:  5
 
Visual Text Description:
 CLAYSTONE SHALE;C N4-MEDIUM GREY,4GY4/1-DARK GREENISH GREY;S VAGUE VERY 
IRREGULAR INCLINED LAMINAE,SILTY SAND OR SANDY SILTY MUD 78 TO 82 CM,95 TO 
100 CMSILTY SAND OR SANDY SILTY MUD IN IRREGULAR THICK LAMINAE,LAMINAE 103 
TO 113 CM AND 120 TO 131 CM;O VOIDBELOW 130 CM;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   468.68/  470.00
Hole: 298   Depth to Top of Core(m)      :   468.50
Core:  13   Depth Top/Bottom Interval(mm):  180/1500
Sect:  1
 
Visual Text Description:
 CLAYSTONE SHALE;C 5GY3/1-LIGHT GREENISH BLACK;O FISSILITY NOT APPARENT IN 
MOST CASES UNLESS SQUEEZED;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   470.00/  471.50
Hole: 298   Depth to Top of Core(m)      :   468.50
Core:  13   Depth Top/Bottom Interval(mm):   00/1500
Sect:  2
 
Visual Text Description:
 CLAYSTONE SHALE;C N4-MEDIUM GREY,4GY4/1-DARK GREENISH GREY;S FISSILITY 
VARIES THROUGHOUT,IRREGULAR THICK LAMINAE 145 TO 150 CM;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   471.50/  473.00
Hole: 298   Depth to Top of Core(m)      :   468.50
Core:  13   Depth Top/Bottom Interval(mm):   00/1500
Sect:  3
 
Visual Text Description:
 CLAYSTONE SHALE;C N4-MEDIUM GREY,4GY4/1-DARK GREENISH GREY;S FISSILITY IS 
VERY LOW EXCEPT FOR UPPER 35 CM AND 63 TO 95,DARKER THICK IRREGULAR 
LAMINAE;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   473.00/  473.67
Hole: 298   Depth to Top of Core(m)      :   468.50
Core:  13   Depth Top/Bottom Interval(mm):   00/ 670
Sect:  4
 
Visual Text Description:
 CLAYSTONE SHALE;C N4-MEDIUM GREY,4GY4/1-DARK GREENISH GREY;S LAMINAE IS 
TO 18 CM AND 53 TO 56 CM;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   473.67/  473.83
Hole: 298   Depth to Top of Core(m)      :   468.50
Core:  13   Depth Top/Bottom Interval(mm):  670/ 830
Sect:  4
 
Visual Text Description:
 SANDY SILT AND SILTY SAND;H SOFT;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   473.83/  474.50
Hole: 298   Depth to Top of Core(m)      :   468.50
Core:  13   Depth Top/Bottom Interval(mm):  830/1500
Sect:  4
 
Visual Text Description:
 CLAYSTONE SHALE;C N4-MEDIUM GREY,4GY4/1-DARK GREENISH GREY;S LAMINAE 134 
TO 138 CM,VARYING FISSILITY;O 144 TO 150 CM INTERSTITIAL WATER SAMPLE;Z 
00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   474.50/  475.95
Hole: 298   Depth to Top of Core(m)      :   468.50
Core:  13   Depth Top/Bottom Interval(mm):   00/1450
Sect:  5
 
Visual Text Description:
 CLAYSTONE;C N4-MEDIUM GREY,4GY4/1-DARK GREENISH GREY LAMINAE AT 114 CM;O 
110 TO 112 CM SOFT ZONE;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   516.91/  517.50
Hole: 298   Depth to Top of Core(m)      :   516.00
Core:  14   Depth Top/Bottom Interval(mm):  910/1500
Sect:  1
 
Visual Text Description:
 SILTY SHALE;C N4-MEDIUM DARK GREY,5GY4/1-DARK GREENISH GREY;S FISSILITY 
MEDIUM LOW,INDISTINCT IRREGULAR LAMINAE;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   517.50/  519.00
Hole: 298   Depth to Top of Core(m)      :   516.00
Core:  14   Depth Top/Bottom Interval(mm):   00/1500
Sect:  2
 
Visual Text Description:
 CLAYSTONE;C N4-MEDIUM DARK GREY,4GY4/1-DARK GREENISH GREY;S FISSILE,
IRREGULAR WAVY THICK LAMINAE THROUGHOUT;D SLIGHT DEFORMATION,MANIFESTED 
PLANAR SURFACES ON CORE POSSIBLY DUE TO DRILLING CREATED STRESS;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   519.00/  520.50
Hole: 298   Depth to Top of Core(m)      :   516.00
Core:  14   Depth Top/Bottom Interval(mm):   00/1500
Sect:  3
 
Visual Text Description:
 CLAYSTONE;C N4-MEDIUM DARK GREY,4GY4/1-DARK GREENISH GREY;O 0 TO 42 CM NO 
STRUCTURES,42 TO 102 SMALLER PIECES AND RUBBLE,102 TO 116 UNCONSOLIDATED 
GRADEDBED OF SILTY CLAYEY SAND,144 TO 150 INTERSTITIAL WATER SAMPLE;Z 
00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   520.50/  522.00
Hole: 298   Depth to Top of Core(m)      :   516.00
Core:  14   Depth Top/Bottom Interval(mm):   00/1500
Sect:  4
 
Visual Text Description:
 CLAYSTONE;C N4-MEDIUM DARK GREY,4GY4/1-DARK GREENISH GREY;S THIN AND 
THICK LAMINAE 16 TO 21 AND 40 TO47 CM;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   564.00/  565.50
Hole: 298   Depth to Top of Core(m)      :   563.50
Core:  15   Depth Top/Bottom Interval(mm):   00/1500
Sect:  1
 
Visual Text Description:
 SHALE (CLAYSTONE);C N4-MEDIUM DARK GREY,4GY4/1-DARK GREENISH GREY;O FIRST 
10 CM CUT SHOW OVERTURNED GRADED BEDS WITH THIN SILT GRADING TO BURROWED 
CLAY TOP;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   565.50/  567.00
Hole: 298   Depth to Top of Core(m)      :   563.50
Core:  15   Depth Top/Bottom Interval(mm):   00/1500
Sect:  2
 
Visual Text Description:
 CLAYSTONE (SHALE);C 5Y3/2-OLIVE GREY;S GRADED BEDS 2 TO 10 CM THICK WITH 
SHARP BASES,BEDS ARE GRADED FROM SILT TO CLAY,BURROWING,SLIGHT DEFORMATION;
Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   567.00/  568.50
Hole: 298   Depth to Top of Core(m)      :   563.50
Core:  15   Depth Top/Bottom Interval(mm):   00/1500
Sect:  3
 
Visual Text Description:
 CLAYSTONE (SHALE);C 5Y3/2-OLIVE GREY;S GRADED BEDS INDICATE SECTION 
OVERTURNED;D MODERATE DEFORMATION;O RELATIVE SHEAR INDICATES SOME DEGREE 
OF FLEXIVE SLIP MECHANISM DURING FOLDING;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   568.50/  570.00
Hole: 298   Depth to Top of Core(m)      :   563.50
Core:  15   Depth Top/Bottom Interval(mm):   00/1500
Sect:  4
 
Visual Text Description:
 CLAYSTONE (SHALE);C 5GY3/2-OLIVE GREY;D MODERATE DEFORMATION;O BASE OF 
BEDDING PLANE SHOWS KINKED BAND PARALLEL TO THE STRIKE;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   570.00/  571.50
Hole: 298   Depth to Top of Core(m)      :   563.50
Core:  15   Depth Top/Bottom Interval(mm):   00/1500
Sect:  5
 
Visual Text Description:
 SILTY CLAYSTONE;C 5Y3/2-OLIVE GREEN;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   571.50/  573.00
Hole: 298   Depth to Top of Core(m)      :   563.50
Core:  15   Depth Top/Bottom Interval(mm):   00/1500
Sect:  6
 
Visual Text Description:
 SILTY CLAY AND CLAYEY SILT;C 5GY4/1-DARK GREENISHGREY;O HACKLY FRACTURES,
BEDDING DIPS;H FIRM;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   601.84/  603.00
Hole: 298   Depth to Top of Core(m)      :   601.50
Core:  16   Depth Top/Bottom Interval(mm):  340/1500
Sect:  1
 
Visual Text Description:
 CLAYSTONE (SHALE);C 5GY4/1-DARK GREEN GREY;S OVERTURNED? GRADED BED 
RANGING FROM SILT TO CLAY;D MODERATE DEFORMATION;O SILT TO CLAY DOWNWARD 
TRANSITIONS PLUS CLEAVAGE SHALLOWER THAN BEDDING SUGGESTS OVERTURNED BEDS,
VOID TO 34 CM;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   603.00/  604.50
Hole: 298   Depth to Top of Core(m)      :   601.50
Core:  16   Depth Top/Bottom Interval(mm):   00/1500
Sect:  2
 
Visual Text Description:
 CLAYSTONE;C 5GY4/1-DARK GREENISH GREYL CLAYSTONE (SHALE);S 7 TO 17 CM 
DOWNWARD GRADED BED INDICATES OVERTURNED SECTION;                      Z 
00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   604.50/  606.00
Hole: 298   Depth to Top of Core(m)      :   601.50
Core:  16   Depth Top/Bottom Interval(mm):   00/1500
Sect:  3
 
Visual Text Description:
 CLAYSTONE (SHALE);C 5GY4/1-DARK GREENISH GREY;Z 00000000 
 
 
Leg : 31    Depth Top/Bottom of Layer(m) :   607.50/  609.00
Hole: 298   Depth to Top of Core(m)      :   601.50
Core:  16   Depth Top/Bottom Interval(mm):   00/1500
Sect:  5
 
Visual Text Description:
 CLAYSTONE (SHALE);C 5GY4/1-DARK GREENISH GREY;S 105 TO 120 FINE LAMINAE,
DOWNWARD GRADED BED OF SILT TO SILTY CLAY 132 TO 135 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.

Please see NOAA's privacy and disclaimer information. Send questions or comments to mgg.info@noaa.gov.

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