Core Data from the Deep Sea Drilling Project
Leg : 57 Depth Top/Bottom of Layer(m) : 0.10/ 1.40
Hole: 441 Depth to Top of Core(m) : 0.00
Core: 1 Depth Top/Bottom Interval(mm): 100/1400
Sect: 1
Visual Text Description:
MAL CLAY;C 5GY4/1-DK GRN GRY,N1-BLK,N4-MED DK GRY,5Y3/2-DK OL GRY,
10Y4/2-GRY OL;S MOSTLY 5GY4/1,SLIGHTLY SANDY-SILTY THROUGHOUT,84-91 CM
POCKET OF N4 F.G.TO M.G. SDY SILT,125 CM 5Y3/2 MOTTLE (1 CM DIA),128-140
CM SLI SILTY 10Y4/2 (SILTY DIAT CLAY);D HIGH;U TWO ROUNDED N1 PEBBLES OF 2
CM DIA AT 32 AND 43 CM(APPROX CTR)--BASALT OR DOLERITE? (DIORITE?): DKF.G.
GROUNDMASS (BUT PHANERITIC) W/ALTERED LATHS OFFELDSPAR PEBBLE AT 43 CM IS
MORE ALTERED;M BASALTOR DOLERITE? (DIORITE?) W/ALT FELDSPAR LATHS;P
DIATOMS;O STRONG H25 SMELL 140 PPM H25 FROMPERFORATION INTO VOID IN CORE
TUBE,140-150 CM IW;H SOFT;Z 33211000
Leg : 57 Depth Top/Bottom of Layer(m) : 1.50/ 2.90
Hole: 441 Depth to Top of Core(m) : 0.00
Core: 1 Depth Top/Bottom Interval(mm): 00/1400
Sect: 2
Visual Text Description:
MAL CLAY;C 5GY4/1-DK GRN GRY,5B3/1-DK BL GRY,N2-GRY BK,5G4/1-DK GRN GRY,
5B5/1-MED BL GRY;S 0-20 CM 5GY4/1SILTY DIAT CLAY,SLI SILTIER AT DEFORMED
CONTACT,27-29 CM 5GY4/1 CLAYEY SD,40-41 CM SILTIER INTERVAL,50-130 CM
SILTY CLAY SLI MOTTLED W/SILTIER SPOTS,101-105 AND 139-140 CM 5G4/1
MOTTLES (CLAY-SIZE MAT),128-130 CM 5B5/1 MOTTLE,130-140 CM SILTY DIAT CLAY,
SLI COLOR VARIATION + SILT CONTENT SEEM TO DEFINEBEDDING WHICH IS DEFORMED
BY CORING OPERATION;D HIGH;U 7 CM A 1.2 CM ROUNDED PEBBLE OF 5B3/1
VOLCANICROCK,POSSIBLY DACITE OR ANDESITE: FEL LATHS,HB,NOQTZ,APHANITIC
G.M.,3 MM N2 PUMICE FRAG AT 49 CM;M PUMICE,VOLC.ROCK (DACITE OR ANDESITE):
FEL + HB;P DIATOMS;O SMEARS (SS) AT 84 AND 133 CM;H SOFT TO FIRMER;Z
33211000
Leg : 57 Depth Top/Bottom of Layer(m) : 3.00/ 3.02
Hole: 441 Depth to Top of Core(m) : 0.00
Core: 1 Depth Top/Bottom Interval(mm): 00/ 120
Sect: CC
Visual Text Description:
MAL CLAY;C 5GY4/1-DK GRN GRY,5Y4/1-OL GRY;S 5GY4/1CLAY WITH 5Y4/1 SILTY
CLAY;D HIGH;H SOFT;Z 33211000
Leg : 57 Depth Top/Bottom of Layer(m) : 7.00/ 8.50
Hole: 441 Depth to Top of Core(m) : 7.00
Core: 2 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
MAL SILTY DIATOMACEOUS CLAY;C 5GY4/1,5Y4/1,5Y5/4;S 5GY4/1 MOTTLED WITH
5Y4/1 ABOUT EQUALLY IN 3-4 CMIRREGULAR PATCHES;D HIGH;U 2 MM PUMICE CLAST
AT 60CM,5Y5/4 ASH AT 142 CM;M PUMICE,ASH;P DIATOMS;O VERY STRONG H25 SMELL;
H PLASTIC;Z 33211000.2220
Leg : 57 Depth Top/Bottom of Layer(m) : 8.50/ 9.85
Hole: 441 Depth to Top of Core(m) : 7.00
Core: 2 Depth Top/Bottom Interval(mm): 00/1350
Sect: 2
Visual Text Description:
GWL DIATOMACEOUS CLAY;C 5GY4/1,5Y5/3;S SANDY THROUGHOUT;D HIGH;U 5Y5/3
CLAYEY ASH AT 96 CM;M CLY ASH;P DIATOMS;O VOID 45-80 CM;H PLASTIC;Z
33211000.2220
Leg : 57 Depth Top/Bottom of Layer(m) : 10.15/ 11.50
Hole: 441 Depth to Top of Core(m) : 7.00
Core: 2 Depth Top/Bottom Interval(mm): 150/1500
Sect: 3
Visual Text Description:
GWL DIATOMACEOUS CLAY;C 5GY4/1;S HOMOGENEOUS,NOT SDY;D 15-62 CM SOUPY,
62-150 CM HIGH;P DIATOMS;H PLASTIC;Z 33211000.2220
Leg : 57 Depth Top/Bottom of Layer(m) : 11.50/ 13.00
Hole: 441 Depth to Top of Core(m) : 7.00
Core: 2 Depth Top/Bottom Interval(mm): 00/1500
Sect: 4
Visual Text Description:
GWL SILTY DIATOMACEOUS CLAY;C 5GY4/1,5Y4/3;S HOMOGEN.,SLIGHTY SANDY,5Y4/3
SILT SIZED PATCH AT 57 CM;D 0-60 CM HIGH,80-150 CM SOUPY;P DIAT;O VOID
60-80 CM;H PLASTIC;Z 33211000.2220
Leg : 57 Depth Top/Bottom of Layer(m) : 13.05/ 14.05
Hole: 441 Depth to Top of Core(m) : 7.00
Core: 2 Depth Top/Bottom Interval(mm): 50/1050
Sect: 5
Visual Text Description:
GWL DIATOMACEOUS CLAY;C 5GY4/1,5Y3/2,5Y7/1;S 5GY4/1DIAT CLAY,76-81 AND
86-96 CM 5Y7/1 SILT-SIZED ASH,5Y3/2 V.F.G. CLAYEY ASH AT 42 CM;D 5-22 CM
SOUPY,22-105 CM HIGH;M ASH;P DIATOMS;H PLASTIC;P DIAT 10%;Z 33211000.2220
Leg : 57 Depth Top/Bottom of Layer(m) : 14.15/ 14.11
Hole: 441 Depth to Top of Core(m) : 7.00
Core: 2 Depth Top/Bottom Interval(mm): 00/ 60
Sect: CC
Visual Text Description:
GWL DIATOMACEOUS CLAY;C 5Y4/2;D MODERATE TO SLIGHT;P 27% DIATOMS;H FIRM
Leg : 57 Depth Top/Bottom of Layer(m) : 16.60/ 16.75
Hole: 441 Depth to Top of Core(m) : 16.50
Core: 3 Depth Top/Bottom Interval(mm): 00/ 250
Sect: CC
Visual Text Description:
GWL DIATOMACEOUS CLAY,SANDSTONE;C 5Y4/1-OL GRY,5Y4/2;S 0-3 CM HVY CALCITE
CEMENTED COARSE GRAINED POORLYSORTED 5Y4/1 LITHIC SDST CONTAINS STRONGER
(MOTTLEDCLAYST SDST BED OR CLAST?) CEMENTED IN,3-25 CM 5Y4/2 DIAT CLAY;D
SLIGHT;M CALCITE,SDST;P DIAT;O INCLUDES SOME MATERIAL FROM THE CORE TUBE,
ONLY SAMPLE;H HARD SDST AND FIRM CLAY
Leg : 57 Depth Top/Bottom of Layer(m) : 26.10/ 26.14
Hole: 441 Depth to Top of Core(m) : 26.00
Core: 4 Depth Top/Bottom Interval(mm): 00/ 140
Sect: CC
Visual Text Description:
GWL DIATOMACEOUS CLAY,SAND;C 5Y4/2;S 0-9 CM 5Y4/2DIAT CLAY, 9-11 CM
GRADED VERY FINE GRAINED SAND,11-14 CM 5Y4/2 DIAT CLAY;P DIATOMS;H FIRM
Leg : 57 Depth Top/Bottom of Layer(m) : 83.10/ 83.10
Hole: 441 Depth to Top of Core(m) : 83.00
Core: 5 Depth Top/Bottom Interval(mm): 0/ 0
Sect: CC
Visual Text Description:
MAL PEBBLE;C 5Y6/2-LT OL GRY;S ELONGATE 4 CM 5Y6/2PEBBLE,CALCITE CEMENTED
(EFF W/HCL),SURFACE COATINGOF 1 MM ELONGATE RODS-- POSSIBLY FECAL
PELLETS(SIMILAR TO FIG ILLUSTRATED X-SECTION SHOWING FROMLEG 56 SITE 434),
FAINT LAMINAE RESEMBLING ALGALENCRUSTATION OR CONCRETIONARY GROWTH LINES;M
CALCITE;P FECAL PELLETS,ALGAL ENCRUSTATION;O ONLY RECOVERY;Z 33219000
Leg : 57 Depth Top/Bottom of Layer(m) : 92.60/ 92.65
Hole: 441 Depth to Top of Core(m) : 92.50
Core: 6 Depth Top/Bottom Interval(mm): 00/ 150
Sect: CC
Visual Text Description:
MAL DIATOMACEOUS CLAY;C 5GY3/2-GRY OL GRN,5GY6/1-GRNGRY;D SOUPY;U 2.5 X
5.0 CM CALCAREOUS SUBROUNDEDCLAST: CALCITE CEMENTED 5GY6/1 SDY CLAYST
W/PUMICEFRAGS AT 7CM,2 X 3 CM PEBBLE OR NODULE SIMILAR TOTHAT IN 5 CC:
CALC SDY? CLAY W/RODS ON SURFACE AT11 CM;M PUMICE,CALCITE;P DIAT;O SS
TAKEN FROM 2X3CM PEBBLE AND DIAT CLAY,ONLY RECOVERY;H FIRM;Z
33213000.3450.2220
Leg : 57 Depth Top/Bottom of Layer(m) : 149.84/ 151.00
Hole: 441 Depth to Top of Core(m) : 149.50
Core: 7 Depth Top/Bottom Interval(mm): 340/1500
Sect: 1
Visual Text Description:
MAL DIATOMACEOUS CLAY;C 5GY4/1-DK GRN GRY,5Y5/1-OL GRY;S 1.3 CM DIA WORM
BURROW (5Y5/1)--CALCITE CEMENTEDAT 33 CM,ALMOST LIKE DRILLING WASH,BREAKS
INTO SMALL CHUNKS <1 CM (SLIGHTLY FISSILE?),DIFFICULT TOOBSERVE FEATURES;D
BADLY DEFORMED IN DRILLING,ALMOST LIKE WASH,SOUPY 34-75 CM,HIGH DEF 75-150
CM;O SS AT 114 CM,0-34 CM VOID;H SOFT OVERALL,BUT INDIVIDUALSMALL CHIPS
ARE WELL INDURATED,BECOMING BETTERINDURATED DOWNWARD
Leg : 57 Depth Top/Bottom of Layer(m) : 151.00/ 151.37
Hole: 441 Depth to Top of Core(m) : 149.50
Core: 7 Depth Top/Bottom Interval(mm): 00/ 370
Sect: 2
Visual Text Description:
MAL DIATOMACEOUS CLAY;C 5GY4/1-DK GRN GRY,5Y7/4-PL YEL,N2-GRY BLK;S
5GY4/1 DIAT CLAY SLI MOTTLED W/N2,5Y7/4 CALC CHALK MOTTLES 5-15 CM;D
MODERATE;M CHALK;P DIATOMS;O SS AT 13 AND 29 CM;H FIRM
Leg : 57 Depth Top/Bottom of Layer(m) : 151.47/ 151.51
Hole: 441 Depth to Top of Core(m) : 149.50
Core: 7 Depth Top/Bottom Interval(mm): 00/ 140
Sect: CC
Visual Text Description:
MAL DIATOMACEOUS CLAY;C 5GY4/1-DK GRN GRY,N8;S V FINESILT N8 ASH MOTTLES
AT 10 CM;D MODERATE;P DIAT;H FIRM
Leg : 57 Depth Top/Bottom of Layer(m) : 206.50/ 208.00
Hole: 441 Depth to Top of Core(m) : 206.50
Core: 8 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
GWL DIATOMACEOUS CLAY;C 5Y3/2;S 14-17 CM V FIRM LAYERS,20-150 CM
HOMOGENEOUS,31-37 CM FAULT SURFACE (RT.TO LEFT) TRUE INCLINATION 45 DEG
SLICKENSIDE RAKE80 DEG CLOCKWISE FROM STRIKE OF SURFACE REVERSEFAULT HOLE
DEVIATION AT 149 M OF 1.2 DEG;D 0-14CM DRILL CUTTINGS,REST MODERATE DEF;P
DIATOMS,SPONGE FRAGMENT AT 131 CM;O VOID 17-20 CM;H FIRM
Leg : 57 Depth Top/Bottom of Layer(m) : 208.00/ 208.24
Hole: 441 Depth to Top of Core(m) : 206.50
Core: 8 Depth Top/Bottom Interval(mm): 00/ 240
Sect: 2
Visual Text Description:
GWL DIATOMACEOUS CLAY;C 5Y3/2;S HOMOGENEOUS;D MODERATE;P DIATOMS;H FIRM
Leg : 57 Depth Top/Bottom of Layer(m) : 208.40/ 208.50
Hole: 441 Depth to Top of Core(m) : 206.50
Core: 8 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
GWL DIATOMACEOUS CLAY;C 5Y3/2;S HOMOGENEOUS;D MODERATE;P DIATOMS;H VERY
FIRM
Leg : 57 Depth Top/Bottom of Layer(m) : 263.50/ 265.00
Hole: 441 Depth to Top of Core(m) : 263.50
Core: 9 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
GWL DRILL CUTTINGS,DIATOMACEOUS CLAYSTONE;C 5Y3/2;S 0-42 CM WASH
RESISTENT CORE FRAGMENTS AS BELOW,42-85 CM 5Y3/2 DIAT CLAYST POSS FAULT
W/35 DEG INCLIN. AT 50-56 CM (LEFT TO RT),POSS FAULT W/35 DEGINCLINATION
AT 57-64 CM (LEFT TO RT)--GROOVES RAKE85 DEG CLOCKWISE,85-150 CM DRILL
CUTTINGS (EXCEPT135-145 CM WHERE VOID);D HIGH 42-85 CM,DRILL CUTTING
85-150 CM;P DIATOMS;O THIS CORE WAS CUT AT CORE-CUTTING PUMP PRESSURE FROM
263.5-273.0 M,BUT THE COREBARREL HAD NOT BEEN CLEANED FOLLOWING WASHING
ATHIGH PUMP PRESSURE FROM 216.0 M SOME OR ALL OF THEMATERIAL DESCRIBED AS
CORE MAY HAVE BEEN CUT ABOVE263.5 M;H SOFT
Leg : 57 Depth Top/Bottom of Layer(m) : 265.05/ 266.50
Hole: 441 Depth to Top of Core(m) : 263.50
Core: 9 Depth Top/Bottom Interval(mm): 50/1500
Sect: 2
Visual Text Description:
GWL DIATOMACEOUS CLAYSTONE;C 5Y3/2;S FRACTURED INTO 1CM PIECES;D SOUPY;P
DIATOMS
Leg : 57 Depth Top/Bottom of Layer(m) : 266.50/ 267.00
Hole: 441 Depth to Top of Core(m) : 263.50
Core: 9 Depth Top/Bottom Interval(mm): 00/ 500
Sect: 3
Visual Text Description:
GWL CLAYEY DIATOMITE;C 5Y4/2;S 0-25 CM HACKLY FRACTURE;D SOUPY;P DIATOMS
Leg : 57 Depth Top/Bottom of Layer(m) : 267.10/ 267.20
Hole: 441 Depth to Top of Core(m) : 263.50
Core: 9 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
GWL CLAYEY DIATOMITE;C 5Y4/2;S HOMOGENEOUS,LESS BRITTL THAN FIRST TWO
SECTIONS;D SOUPY;P DIATOMS;Z 22132220.3450