Core Data from the Deep Sea Drilling Project
Leg : 6 Depth Top/Bottom of Layer(m) : 0.00/ 1.50
Hole: 53A Depth to Top of Core(m) : 0.00
Core: 1 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
ZEOLITIC CLAY;C 10YR3/4-DARK YELLOWISH BROWN;U PIECES OF CONSOLIDATED
CLAY UP TO 5CM;M CLAY, ZEOLITES;H POORLY LITHIFIED;Z 00000000;Z
31210000.3350
Leg : 6 Depth Top/Bottom of Layer(m) : 1.50/ 3.00
Hole: 53A Depth to Top of Core(m) : 0.00
Core: 1 Depth Top/Bottom Interval(mm): 00/1500
Sect: 2
Visual Text Description:
ZEOLITIC CLAY;C 10YR3/4-DARK YELLOWISH BROWN;U PEBBLE SIZED LUMPS OF
MOTTLED BROWN TO LIGHT BROWN SEMICOHERENT CLAY;M CLAY,ZEOLITES,VOLCANIC
GLASS;H POORLY LITHIFIED;Z 00000000;Z 31210000.3350
Leg : 6 Depth Top/Bottom of Layer(m) : 3.00/ 4.50
Hole: 53A Depth to Top of Core(m) : 0.00
Core: 1 Depth Top/Bottom Interval(mm): 00/1500
Sect: 3
Visual Text Description:
ZEOLITIC CLAY;C 10YR3/4-DARK YELLOW BROWN;S SCATTERED LUMPS OF MORE
COHERENT SEDIMENT;M CLAY, ZEOLITES;H POORLY LITHIFIED;Z 00000000;Z
00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 4.50/ 6.00
Hole: 53A Depth to Top of Core(m) : 0.00
Core: 1 Depth Top/Bottom Interval(mm): 00/1500
Sect: 4
Visual Text Description:
ZEOLITIC CLAY;C 10YR3/4-DARK YELLOW BROWN;S SCATTERED LUMPS COHERENT CLAY;
M CLAY,ZEOLITES;H POORLY LITHIFIED;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 6.00/ 7.50
Hole: 53A Depth to Top of Core(m) : 0.00
Core: 1 Depth Top/Bottom Interval(mm): 00/1500
Sect: 5
Visual Text Description:
CLAY;C 10YR3/4-DARK YELLOWISH BROWN;U SCATTEREDPIECES OF CLAY OR ALTERED
VOLCANIC FRAGMENTS;M CLAY,ZEOLITES;H POORLY LITHIFIED;Z 00000000;Z
00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 7.50/ 8.65
Hole: 53A Depth to Top of Core(m) : 0.00
Core: 1 Depth Top/Bottom Interval(mm): 00/1150
Sect: 6
Visual Text Description:
CLAY;C 10YR3/4-DARK YELLOW BROWN;O FROM 20 TO 38CMAND 42 TO 53CM AND 63
TO 74CM ARE PATCHES OF MORECOHERENT SEDIMENT;H SOFT,POORLY LITHIFIED;Z
00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 8.65/ 9.00
Hole: 53A Depth to Top of Core(m) : 0.00
Core: 1 Depth Top/Bottom Interval(mm): 1150/1500
Sect: 6
Visual Text Description:
ZEOLITIC CLAY;C 7.5YR4/4-BROWN;M CLAY,ZEOLITES;OAT 140CM PATCH OF MORE
COHERENT SEDIMENT;H SOFT;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 22.35/ 23.10
Hole: 53A Depth to Top of Core(m) : 21.60
Core: 2 Depth Top/Bottom Interval(mm): 750/1500
Sect: 1
Visual Text Description:
MUDDY RADIALARIAN VOLCANIC SAND;C 10YR4/4-DARK YELLOW BROWN;D SEDIMENT
SOUPY SECTION NOT OPENED;M VOLCANIC GLASS,CLAY,RADIOLARIA;H SOUPY;Z
00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 23.10/ 24.60
Hole: 53A Depth to Top of Core(m) : 21.60
Core: 2 Depth Top/Bottom Interval(mm): 00/1500
Sect: 2
Visual Text Description:
MUDDY RADIOLARIAN VOLCANIC SAND;C 10YR4/4-YELLOWBROWN;D SECTION NOT
OPENED SOUPY SEDIMENT;M VOLCANICGLASS,CLAY MINERALS;H SOUPY;Z 00000000;Z
00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 24.60/ 25.25
Hole: 53A Depth to Top of Core(m) : 21.60
Core: 2 Depth Top/Bottom Interval(mm): 00/ 650
Sect: 3
Visual Text Description:
VOLCANIC SAND;C 10YR7/1-LIGHT GRAY;U FRAGMENTS OFPUMICE AND BROWN FRIABLE
LITHIFIED TUFF,FRAGMENTS UPTO 2CM;M GLASS DOMINANT;O SAND GENERALLY WELL
SORTED;H SOFT;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 25.25/ 25.75
Hole: 53A Depth to Top of Core(m) : 21.60
Core: 2 Depth Top/Bottom Interval(mm): 650/1150
Sect: 3
Visual Text Description:
ZEOLITIC RADIOLARIAN CLAY;C 10YR4/3-DARK BROWN;U BETWEEN 70 AND 75CM IS A
FRAGMENT OF LIGHT GREYVOLCANIC SAND;M CLAY,RADIOLARIANS;H SOFT;Z 00000000;
Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 25.75/ 25.84
Hole: 53A Depth to Top of Core(m) : 21.60
Core: 2 Depth Top/Bottom Interval(mm): 1150/1240
Sect: 3
Visual Text Description:
VOLCANIC SAND;C 10YR7/1-LIGHT GREY;U PUMICE FRAGMENTS, BROWN LITHIFIED
TUFF;M GLASS DOMINANT;H SOFT;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 25.84/ 26.10
Hole: 53A Depth to Top of Core(m) : 21.60
Core: 2 Depth Top/Bottom Interval(mm): 1240/1500
Sect: 3
Visual Text Description:
SILTY ZEOLITIC RADIOLARIAN CLAY;C 10YR4/3-DARKBROWN;M CLAY,RADIOLARIANS;H
SOFT;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 26.10/ 26.16
Hole: 53A Depth to Top of Core(m) : 21.60
Core: 2 Depth Top/Bottom Interval(mm): 00/ 60
Sect: 4
Visual Text Description:
ASH;C 10YR4/2-DARK GREYISH BROWN;M GLASS DOMINANT;O CLAY TO SILT SIZED
GRAINS;H SOFT;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 26.16/ 26.19
Hole: 53A Depth to Top of Core(m) : 21.60
Core: 2 Depth Top/Bottom Interval(mm): 60/ 90
Sect: 4
Visual Text Description:
COARSE SANDY ASH;M GLASS DOMINANT;H SOFT;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 26.19/ 26.48
Hole: 53A Depth to Top of Core(m) : 21.60
Core: 2 Depth Top/Bottom Interval(mm): 90/ 380
Sect: 4
Visual Text Description:
ASH;C 10YR4/2-DARK GREYISH BROWN;M GLASS DOMINANT;O PUMICE FRAGMENTS
THROUGHOUT CORE,SILT TO CLAYSIZED GRAINS;H SOFT;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 26.48/ 26.53
Hole: 53A Depth to Top of Core(m) : 21.60
Core: 2 Depth Top/Bottom Interval(mm): 380/ 430
Sect: 4
Visual Text Description:
COARSE SANDY ASH;M GLASS DOMINANT;H SOFT;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 26.53/ 27.60
Hole: 53A Depth to Top of Core(m) : 21.60
Core: 2 Depth Top/Bottom Interval(mm): 430/1500
Sect: 4
Visual Text Description:
ASH;C 10YR4/2-DARK GREYISH BROWN;M GLASS DOMINANT;O PIECES OF WEATHERED
PUMICE THROUGHOUT CORE,AT 145CM TWO PIECES OF BLACK ASH;H SOFT;Z 00000000;
Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 27.60/ 29.10
Hole: 53A Depth to Top of Core(m) : 21.60
Core: 2 Depth Top/Bottom Interval(mm): 00/1500
Sect: 5
Visual Text Description:
CLAYEY ASH;C 10YR4/2-DARK GREYISH BROWN,10YR3/2-VERY DARK GRAYISH BROWN,
10YR2/1-VERY DARK GREYISHBLACK;M DOMINANT GLASS;O LAYERS OF SOFT ASH
ALTERNATE WITH DRYER MORE COMPACT LAYERS,LAYER FROM 10 TO 40 CM THICK;H
SLIGHTLY LITHIFIED;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 29.10/ 30.60
Hole: 53A Depth to Top of Core(m) : 21.60
Core: 2 Depth Top/Bottom Interval(mm): 00/1500
Sect: 6
Visual Text Description:
CLAYEY ASH WITH RADIOLARIA;C 10YR4/3-BROWN,10YR4/2-DARK GRAYISH BROWN,
10YR4/3-BROWN;S BROWN MOTTLESBETWEEN 105 AND 110CM;D DEFORMATION AT
CONTACTS BETWEEN DRIER COMPACT AND MOIST SOFT ASH;U SMALL UP TO3MM PIECES
OF GLASS WITH MAGNETITE OCTAHEDRONS;MGLASS,RADIOLARIANS,NANNUS;O BEDS
MOIST SOFT ASHFROM 5 TO 25CM THICK ALTERNATE WITH DRIER MORE COMPACT BEDS
10 TO 20CM THICK;H SLIGHTLY LITHIFIED;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 53.30/ 54.80
Hole: 53A Depth to Top of Core(m) : 53.30
Core: 3 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
ASH;C 10YR3/2-VERY DARK GREYISH BROWN;U ABUNDANTPEBBLES VISIBLE WITH
X-RAYS;M GLASS;P RADIOLARIANS,CLAY;O TOO SOUPY TOO SPLIT;H VERY POORLY
LITHIFIED;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 54.80/ 56.30
Hole: 53A Depth to Top of Core(m) : 53.30
Core: 3 Depth Top/Bottom Interval(mm): 00/1500
Sect: 2
Visual Text Description:
PEBBLY SILT;C 10YR4/3-BROWN,10YR4/2-DARK GREYISHBROWN;D SECTION SHOWS
FLOW DUE TO DRILLING;U PEBBLESTO 10CM BUT MOST COMMONLY 5-25MM WITH ROUND
TO ANGULAR SHAPE,PEBBLES ARE BLACK PUMICE AND DARK GREYISHBROWN LITHIFIED
ASH WITH SPECKS OF MAGNETITE;M GLASS,CLAY,RADIOLARIANS;H POORLY LITHIFIED;
Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 56.30/ 56.43
Hole: 53A Depth to Top of Core(m) : 53.30
Core: 3 Depth Top/Bottom Interval(mm): 00/ 130
Sect: 3
Visual Text Description:
ASHY SILT;C 10YR4/3-BROWN;U PUMICE AND GLASS GRANULES;M GLASS;P
RADIOLARIANS,SPONGE;H POORLY LITHIFIED;H SOFT;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 56.43/ 56.63
Hole: 53A Depth to Top of Core(m) : 53.30
Core: 3 Depth Top/Bottom Interval(mm): 130/ 330
Sect: 3
Visual Text Description:
ASH;C 2.5Y4/2-DARK GREYISH BROWN;H SOFT;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 56.63/ 56.67
Hole: 53A Depth to Top of Core(m) : 53.30
Core: 3 Depth Top/Bottom Interval(mm): 330/ 370
Sect: 3
Visual Text Description:
ASH;C 5Y2/1-BLACK;H SOFT;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 56.67/ 56.80
Hole: 53A Depth to Top of Core(m) : 53.30
Core: 3 Depth Top/Bottom Interval(mm): 370/ 500
Sect: 3
Visual Text Description:
ASHY CLAY;C 5Y4/1-DARK GREY,5Y5.5/1-GREY;S MOTTLES;M GLASS,CLAY,
NANNOFOSSILS;O COMPACT AND DRY SEDIMENT;H SLIGHTLY LITHIFIED;Z 00000000;Z
00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 56.80/ 56.82
Hole: 53A Depth to Top of Core(m) : 53.30
Core: 3 Depth Top/Bottom Interval(mm): 500/ 520
Sect: 3
Visual Text Description:
ASH;C 5Y2/1-BLACK;H FIRM;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 56.82/ 57.32
Hole: 53A Depth to Top of Core(m) : 53.30
Core: 3 Depth Top/Bottom Interval(mm): 520/1020
Sect: 3
Visual Text Description:
ASHY CLAY WITH NANNOS;C 5Y4/1-DARK GREY,5Y5.5/1-GREY;S MOTTLES;M GLASS,
CLAY,NANNOFOSSILS;O COMPACTAND DRY;H SLIGHTLY LITHIFIED;H FIRM;Z 00000000;
Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 57.32/ 57.36
Hole: 53A Depth to Top of Core(m) : 53.30
Core: 3 Depth Top/Bottom Interval(mm): 1020/1060
Sect: 3
Visual Text Description:
ASH;C 5Y2/1-BLACK;H SOFT;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 57.36/ 57.80
Hole: 53A Depth to Top of Core(m) : 53.30
Core: 3 Depth Top/Bottom Interval(mm): 1060/1500
Sect: 3
Visual Text Description:
ASHY CLAY WITH NANNOS;C 5Y4/1-DARK GREY,5Y5.5/1-GREY;S MOTTLES;M GLASS,
CLAY,NANNOFOSSILS;O COMPACTAND DRY;H SLIGHTLY LITHIFIED;Z 00000000;Z
00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 57.80/ 58.38
Hole: 53A Depth to Top of Core(m) : 53.30
Core: 3 Depth Top/Bottom Interval(mm): 00/ 580
Sect: 4
Visual Text Description:
CLAY WITH ASH;C 5Y5/1-GREY,5Y2/1-BLACK;S MOTTLESAND STREAKS OF BLACK;U
PEBBLES OF PUMICE;O COMPACTAND DRY;H SLIGHTLY LITHIFIED;Z 00000000;Z
00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 58.38/ 58.43
Hole: 53A Depth to Top of Core(m) : 53.30
Core: 3 Depth Top/Bottom Interval(mm): 580/ 630
Sect: 4
Visual Text Description:
VOLCANIC CLAY;C 5Y2/1-BLACK,5Y5/1-GREY;S STREAKSOF GREY;O POSSIBLE
DEFORMATION BY DRILLING;O COMPACTAND DRY;H SLIGHTLY LITHIFIED;Z 00000000;Z
00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 58.43/ 58.80
Hole: 53A Depth to Top of Core(m) : 53.30
Core: 3 Depth Top/Bottom Interval(mm): 630/1000
Sect: 4
Visual Text Description:
MUDDY VOLCANIC SILT;C 5Y5/1-GREY;M GLASS,CLAY;OCOMPACT AND DRY,AT 70CM
FRAGMENT OF BLACK VOLCANICCLAY;H SLIGHTLY LITHIFIED;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 58.80/ 58.90
Hole: 53A Depth to Top of Core(m) : 53.30
Core: 3 Depth Top/Bottom Interval(mm): 1000/1100
Sect: 4
Visual Text Description:
VOLCANIC SILT;C 5Y4/1-DARK GREY;O SEDIMENT IS COMPACT AND DRY;H SLIGHTLY
LITHIFIED;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 58.90/ 59.30
Hole: 53A Depth to Top of Core(m) : 53.30
Core: 3 Depth Top/Bottom Interval(mm): 1100/1500
Sect: 4
Visual Text Description:
VOLCANIC SILT;C 5Y3/2-DARK OLIVE GREY;M GLASS,CLAY,NANNOFOSSILS;O
SEDIMENT IS DRY AND COMPACT;H SLIGHTLY LITHIFIED;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 59.30/ 59.80
Hole: 53A Depth to Top of Core(m) : 53.30
Core: 3 Depth Top/Bottom Interval(mm): 00/ 500
Sect: 5
Visual Text Description:
MUDDY VOLCANIC SILT;C 5Y5/1-GREY;S OCCASIONAL MOTTLES;U AT 7CM IS A LAYER
OF 2.5YR6/6-LIGHT RED PUMICE,AT 43CM IS A PIECE OF BLACK VOLCANIC SAND;M
GLASS,CLAY,NANNOFOSSILS;H POORLY LITHIFIED;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 59.80/ 59.85
Hole: 53A Depth to Top of Core(m) : 53.30
Core: 3 Depth Top/Bottom Interval(mm): 500/ 550
Sect: 5
Visual Text Description:
VOLCANIC SAND;C 5Y2/1-BLACK;M GLASS,PLAGIOCLASE,HORNBLENDE;O CONTACT
BETWEEN SAND AND LAYERS ABOVE AND BELOW POORLY DEFINED;H POORLY LITHIFIED;
Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 59.85/ 60.15
Hole: 53A Depth to Top of Core(m) : 53.30
Core: 3 Depth Top/Bottom Interval(mm): 550/ 850
Sect: 5
Visual Text Description:
MUDDY VOLCANIC SILT;C 5Y5/1-GREY;S OCCASIONALMOTTLES OF LIGHT GREY SILT;M
GLASS,CLAY,NANNOFOSSILS;H POORLY LITHIFIED;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 60.15/ 60.53
Hole: 53A Depth to Top of Core(m) : 53.30
Core: 3 Depth Top/Bottom Interval(mm): 850/1230
Sect: 5
Visual Text Description:
VOLCANIC SILT;C 5Y5/1-GREY,5Y7/1-LIGHT GREY,5Y3/1-VERY DARK GREY;S
INTERLAYERED WITH RESPECT TO COLOR,1 THIN LAYERS OF VOLCANIC SAND;H POORLY
LITHIFIED;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 60.53/ 60.59
Hole: 53A Depth to Top of Core(m) : 53.30
Core: 3 Depth Top/Bottom Interval(mm): 1230/1290
Sect: 5
Visual Text Description:
VOLCANIC SAND;C 5Y2/1-BLACK;M GLASS,PLAGIOCLASE,HORNBLENDE;H POORLY
LITHIFIED;Z 00000000;Z 33215000.3700
Leg : 6 Depth Top/Bottom of Layer(m) : 60.59/ 60.67
Hole: 53A Depth to Top of Core(m) : 53.30
Core: 3 Depth Top/Bottom Interval(mm): 1290/1370
Sect: 5
Visual Text Description:
MUDDY VOLCANIC SILT;C 5Y5/1-GREY;M GLASS,CLAY,NANNOFISSILS;H POORLY
LITHIFIED;Z 00000000;Z 00000000
Leg : 6 Depth Top/Bottom of Layer(m) : 60.67/ 60.75
Hole: 53A Depth to Top of Core(m) : 53.30
Core: 3 Depth Top/Bottom Interval(mm): 1370/1450
Sect: 5
Visual Text Description:
VOLCANIC SILT;C 5Y5/1-GREY,5Y7/1-LIGHT GREY,5Y3/1-VERY DARK GREY;S COLOR
BANDED;U OCCASIONAL LAYERSOF BLACK SAND;H POORLY LITHIFIED;Z 00000000;Z
33215000.3700
Leg : 6 Depth Top/Bottom of Layer(m) : 60.75/ 60.80
Hole: 53A Depth to Top of Core(m) : 53.30
Core: 3 Depth Top/Bottom Interval(mm): 1450/1500
Sect: 5
Visual Text Description:
MUDDY VOLCANIC SILT;C 5Y5/1-GREY;M GLASS,CLAY,NANNOFOSSILS;H POORLY
LITHIFIED;Z 00000000;Z 33215000.3700