Core Data from the Deep Sea Drilling Project
Leg : 6 Depth Top/Bottom of Layer(m) : 83.20/ 83.71
Hole: 54 Depth to Top of Core(m) : 83.20
Core: 1 Depth Top/Bottom Interval(mm): 00/ 510
Sect: 1
Visual Text Description:
COARSE SAND;C 10YR4/2-DARK GREYISH BROWN;D SOFT AND WATERY;M GLASS,PUMICE,
PALAGONITE;H SOFT;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 83.71/ 84.70
Hole: 54 Depth to Top of Core(m) : 83.20
Core: 1 Depth Top/Bottom Interval(mm): 510/1500
Sect: 1
Visual Text Description:
SILTY ASH;C 10YR4/1-DARK GREY;M GLASS;H COMPACT,RIER;Z 00000000;Z
00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 84.70/ 86.20
Hole: 54 Depth to Top of Core(m) : 83.20
Core: 1 Depth Top/Bottom Interval(mm): 00/1500
Sect: 2
Visual Text Description:
SILTY ASH;C 10YR4/1-DARK GREY;M DOMINANT GLASS;O DARKER ZONE 120 TO 147CM;
H VERY COMPACT,DRY;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 86.20/ 87.70
Hole: 54 Depth to Top of Core(m) : 83.20
Core: 1 Depth Top/Bottom Interval(mm): 00/1500
Sect: 3
Visual Text Description:
SILTY ASH;C 10YR4/1-DARK GREY BLACK;S GRADED BEDDING 18 TO 20 CMS AND 37
TO 41 CMS AND 76 TO 82 CMS,FINE BANDING 105 TO 140,FRACTURED BEDDING 112
TO 115;D SOFT RING ALONG CORE 2MM THICK;H WELL LITHIFIED ASH,HARD LAYER
135 TO 137 CM;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 137.80/ 138.03
Hole: 54 Depth to Top of Core(m) : 137.80
Core: 2 Depth Top/Bottom Interval(mm): 00/ 230
Sect: 1
Visual Text Description:
SANDY VOLCANIC ASH;C 2.5Y4/0 DARK GREY,2.5Y712-LIGHT GREY;S MOTTLES;U
LARGE PEBBLE OF DARK GREY LITHIFIED ASH AT 095 CM;M DOMINANT GLASS;H FIRM,
SANDY;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 138.03/ 139.30
Hole: 54 Depth to Top of Core(m) : 137.80
Core: 2 Depth Top/Bottom Interval(mm): 230/1500
Sect: 1
Visual Text Description:
CALCAREOUS CLAY;C 2.5Y6/0-GREY,2.5Y8/0-LIGHT GREYTO WHITE;S MOTTLES AND
STREAKS;U LARGE PEBBLE OF DARK GREY LITHIFIED ASH AT 100 CMS;M CLAY
MINERALS,GLASS;H FIRM;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 139.30/ 140.80
Hole: 54 Depth to Top of Core(m) : 137.80
Core: 2 Depth Top/Bottom Interval(mm): 00/1500
Sect: 2
Visual Text Description:
CALCAREOUS ASH;C 10YR4/1-DARK GREY,10YR5/1-GREY;MDOMINANT GLASS;H HARD,
COMPACT;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 140.80/ 142.20
Hole: 54 Depth to Top of Core(m) : 137.80
Core: 2 Depth Top/Bottom Interval(mm): 00/1400
Sect: 3
Visual Text Description:
CALCAREOUS SILTY CLAY;C 5Y5/1-GREY;M VOLCANIC GLASS,CLAY MINERALS;O SILTY,
LITHIFIED CLAY WITH VOLCANICGLASS 25 CMS TO 37 CMS, INCREASING AMOUNTS OF
VOLCANIC ASH PRESENT AS DEPTH INCREASES;H FIRM;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 142.20/ 142.30
Hole: 54 Depth to Top of Core(m) : 137.80
Core: 2 Depth Top/Bottom Interval(mm): 1400/1500
Sect: 3
Visual Text Description:
VOLCANIC ASH;C 2.5Y7/0-LIGHT GREY;M VOLCANIC GLASS;H FIRM;Z 00000000;Z
00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 194.80/ 196.30
Hole: 54 Depth to Top of Core(m) : 194.80
Core: 3 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
SILTY ASH;C -DARK GREY;D BADLY DEFORMED;U FEW SANDSIZE PUMICE AND GLASS
GRAINS;O CORE EXTRUDED AS LINER COLLAPSED,PUT IN LARGE SPLIT TUBE,NOT
SPLIT AS BADLY DEFORMED, END SAMPLED AT 140 CMS;H FIRM;Z 00000000;Z
00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 204.00/ 205.35
Hole: 54 Depth to Top of Core(m) : 203.90
Core: 4 Depth Top/Bottom Interval(mm): 100/1450
Sect: 1
Visual Text Description:
SANDY CALCAREOUS VOLCANIC ASH;C 5Y6/1-GREY;M VOLCANIC GLASS;O EMPTY CORE
SAMPLE 0 CM TO 100 CM AND 145CM TO 150 CM;H FIRM;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 205.60/ 206.90
Hole: 54 Depth to Top of Core(m) : 203.90
Core: 4 Depth Top/Bottom Interval(mm): 200/1500
Sect: 2
Visual Text Description:
CALCAREOUS SANDY VOLCANIC ASH;C 2.5Y5/0-GREY;M VOLCANIC GLASS;O EMPTY
CORE SAMPLE 0 CM TO 20 CM;H VERY FIRM AND COHERENT;H FIRM;Z 00000000;Z
00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 213.20/ 213.20
Hole: 54 Depth to Top of Core(m) : 213.10
Core: 5 Depth Top/Bottom Interval(mm): 0/ 100
Sect: CC
Visual Text Description:
CALCAREOUS SANDY VOLCANIC ASH;C 5Y7/1-GREY;M VOLCANIC GLASS;H FIRM;Z
00000000;Z 33113000
Leg : 6 Depth Top/Bottom of Layer(m) : 213.21/ 213.30
Hole: 54 Depth to Top of Core(m) : 213.10
Core: 5 Depth Top/Bottom Interval(mm): 110/ 200
Sect: CC
Visual Text Description:
VOLCANIC ASH;C -GREY,-WHITE,-BLACK,-RED,-GREEN;O CORE LINER COLLAPSED AND
SEDIMENT RECOVERED WAS STORED IN FREEZER BOXES,MAJOR SEDIMENT IS ROUNDED
SMALL PEBBLE-SIZE CLASTS OF PUMICE AND LITHIFIED AND FRIABLE TUFF,MANY
PUMICE FRAGMENTS ARE ELONGATED SLIVERS WITH LONG PIPE-LIKE VESICLES;H FIRM;
Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 223.40/ 223.70
Hole: 54 Depth to Top of Core(m) : 222.20
Core: 6 Depth Top/Bottom Interval(mm): 1200/150
Sect: 1
Visual Text Description:
CALCAREOUS SANDY VOLCANIC ASH;C 5Y5/1-GREY;D VERYSOUPY SEDIMENT;M
VOLCANIC GLASS;O EMPTY CORE SAMPLE0 CM TO 120 CM;H SOUPY;Z 00000000;Z
00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 223.70/ 224.95
Hole: 54 Depth to Top of Core(m) : 222.20
Core: 6 Depth Top/Bottom Interval(mm): 00/125
Sect: 2
Visual Text Description:
COARSE SANDY VOLCANIC ASH;C 5Y5/1-GREY;U VERY COURSE PEBBLES OF
REDDISH-BROWN AND GREY PUMICE 115 CM TO 125 CM;M VOLCANIC GLASS;O COMPACT
AND VERY COHERENT VOLCANIC ASH 87 CM TO 92 CM;H FIRM;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 224.95/ 225.20
Hole: 54 Depth to Top of Core(m) : 222.20
Core: 6 Depth Top/Bottom Interval(mm): 1250/1500
Sect: 2
Visual Text Description:
SILTY VOLCANIC ASH;C 5Y5/1-GREY,5Y7/1-LIGHT GREY;M VOLCANIC GLASS;H FIRM;
Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 225.20/ 226.70
Hole: 54 Depth to Top of Core(m) : 222.20
Core: 6 Depth Top/Bottom Interval(mm): 00/150
Sect: 3
Visual Text Description:
SILTY VOLCANIC ASH;C 5Y6/1-GREY,2.5Y7/1-LIGHT GREY;D SILTY ASH IS IN
ANGULAR FRAGMENTS FROM MORE COHERENT SEDIMENT;M VOLCANIC GLASS,CLAY
MINERALS;H FIRM;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 226.70/ 227.30
Hole: 54 Depth to Top of Core(m) : 222.20
Core: 6 Depth Top/Bottom Interval(mm): 00/ 60
Sect: 4
Visual Text Description:
VOLCANIC ASH;C 5Y6/1-GREY;O ASH IS SILTY TO SANDY,CRUMBLY,SEMI-COHERENT;H
POORLY LITHIFIED;H FIRM;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 227.30/ 228.05
Hole: 54 Depth to Top of Core(m) : 222.20
Core: 6 Depth Top/Bottom Interval(mm): 600/135
Sect: 4
Visual Text Description:
ASH,CLAY;C 5Y6/1-GREY;M VOLCANIC GLASS;O COHERENTAND SILTY VOLCANIC ASH
TO CALCAREOUS SILTY CLAY WITHVOLCANIC GLASS;H FIRM;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 228.05/ 228.20
Hole: 54 Depth to Top of Core(m) : 222.20
Core: 6 Depth Top/Bottom Interval(mm): 1350/150
Sect: 4
Visual Text Description:
VOLCANIC ASH;C 5Y6/1-GREY;O CRUMBLY;H FIRM;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 228.20/ 229.70
Hole: 54 Depth to Top of Core(m) : 222.20
Core: 6 Depth Top/Bottom Interval(mm): 00/150
Sect: 5
Visual Text Description:
SILTY CALCAREOUS CLAY;C 2.5Y6/1-GREY;S OCCASIONALELONGATE SMALL DARK GREY
MOTTLES WHICH MAY BE BURROWS;M VOLCANIC GLASS,CLAY MINERALS;O SOME
VOLCANIC GLASS IS PRESENT;H FIRM,COMPACT;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 262.43/ 262.70
Hole: 54 Depth to Top of Core(m) : 261.20
Core: 7 Depth Top/Bottom Interval(mm): 1230/150
Sect: 1
Visual Text Description:
ASH;C 2.5Y4/2-GREY-BROWN,2.5Y3/0-DARK GREY;O COARSE AND SANDY VOLCANIC
ASH CONTAINS SCATTERED ROUND PIECES OF GREYISH BROWN FINE-GRAINED SANDY
VOLCANIC ASH,CORE SAMPLE EMPTY 0 CM TO 123 CM;H FIRM;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 262.70/ 262.96
Hole: 54 Depth to Top of Core(m) : 261.20
Core: 7 Depth Top/Bottom Interval(mm): 00/ 260
Sect: 2
Visual Text Description:
SANDY VOLCANIC ASH;C 2.5Y5/2-GREY,-BROWN,-BLACK;SBLACK MOTTLES;M VOLCANIC
GLASS;H FIRM;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 262.96/ 264.20
Hole: 54 Depth to Top of Core(m) : 261.20
Core: 7 Depth Top/Bottom Interval(mm): 260/150
Sect: 2
Visual Text Description:
SILTY VOLCANIC ASH;C 2.5Y5/2-GREY-BROWN;M VOLCANICGLASS;O CONTAINS SMALL
CHIPS OF MORE COHERENT SEDIMENT OF SIMILAR LITHOLOGY;H FIRM;Z 00000000;Z
00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 264.20/ 265.15
Hole: 54 Depth to Top of Core(m) : 261.20
Core: 7 Depth Top/Bottom Interval(mm): 00/ 95
Sect: 3
Visual Text Description:
VOLCANIC ASH;C 2.5Y5/2-GREY-BROWN;S FAINT BLACK LAMINATIONS FROM 75 CM TO
95 CM;M VOLCANIC GLASS;O ASHIS CALCAREOUS AND SILTY;H FIRM;Z 00000000;Z
00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 265.15/ 265.70
Hole: 54 Depth to Top of Core(m) : 261.20
Core: 7 Depth Top/Bottom Interval(mm): 950/1500
Sect: 3
Visual Text Description:
VOLCANIC ASH;C 10YR5/6-YELLOW BROWN,2.5Y6/2-GREY,2.5Y7/2-LIGHT GREY;S
SCATTERED SMALL LIGHT GREY MOTTLES;M CALCAREOUS SILTY VOLCANIC ASH;O FAINT
LAMINAEIN ASH LAYER YELLOW-BROWN-LIGHT BROWN GREY;H FIRM;Z 00000000;Z
00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 292.59/ 292.75
Hole: 54 Depth to Top of Core(m) : 292.00
Core: 8 Depth Top/Bottom Interval(mm): 590/ 750
Sect: 1
Visual Text Description:
BRECCIA,PALAGONITE;C -BLACK,-WHITE,-PINK,-YELLOW BROWN,-RED BROWN;M
PALAGONITE,GLASS,CLAY MINERALS;O ANGULAR FRAGMENTS ARE ELONGATED,VARIANCE
IN SIZE FROM SAND SIZE TO PEBBLES;Z 00000000;Z 33111000
Leg : 6 Depth Top/Bottom of Layer(m) : 292.75/ 293.50
Hole: 54 Depth to Top of Core(m) : 292.00
Core: 8 Depth Top/Bottom Interval(mm): 750/1500
Sect: 1
Visual Text Description:
BASALT?,ANDESITE?,TUFF?;C -REDDISH BROWN;S IRREGULR BLACK GLASS VEINS
FORM THIN BANDS AND THESE AREASHAVE BEEN OFFSET ALONG SMALL FAULTS;M
FELTED MASS OFPRISMATIC PLAGIOCLASE WHICH MAY BE FOUND IN ROSETTES,SPARRY
CALCITE,PALAGONITE,TUFFACEOUS SEDIMENT;O VESICULAR AND ALTERED VOLCANIC
ROCK MAY UNDERLIE BRECCIA, ROCK IS AN AMYGDAZOIDAL FLOW ROCK;Z 00000000;Z
00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 293.89/ 294.40
Hole: 54 Depth to Top of Core(m) : 292.90
Core: 9 Depth Top/Bottom Interval(mm): 990/1500
Sect: 1
Visual Text Description:
BASALT?,ANDESITE;C -DARK GREY BROWN,-WHITE;M YELLOW BROWN FELDSPAR
CRYSTALS IN A FINE-GRAINED GROUND MASS, VEINS OF WHITE SPARRY CALCITE,
GLASS,CLAY MINERALS;O CRISS-CROSSING VEINS OF TWO KINDS,ONE IS FILLEDWITH
CALCITE AND VOID SPACES,ONE IS FILLED WITH TUFFACEOUS MATERIAL;Z 00000000;
Z 00000000