Leg : 59 Depth Top/Bottom of Layer(m) : 0.00/ 1.50
Hole: 451 Depth to Top of Core(m) : 0.00
Core: 1 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
RL MEDIUM SAND;C 10YR5/2-GREYISH BROWN,10YR6/4,10YR5/3-BROWN;S GENERALLY
10YR5/2 AND 10YR6/4 INCOLOR,HOMOG. BUT VERY WELL SORTED,NO STRUCTURES;
DSOUPY;U A FEW BLACK GRAVEL-SIZED FRAGS PRESENTREPRESENTING PUMICE FRAGS
COVERED BY MN FILMS,OTHERBIG FRAGS INCLUDE 10YR5/3 UNCOVERED PUMICE (MAX
DIM1.5 CM DIA AVE 0.4 CM),ALSO GLASS FRAGS;M PUMICE,MNFILMS,GLASS;P VERY
RICH IN FORAMS;H SOFT;Z 11111221
Leg : 59 Depth Top/Bottom of Layer(m) : 1.50/ 3.00
Hole: 451 Depth to Top of Core(m) : 0.00
Core: 1 Depth Top/Bottom Interval(mm): 00/1500
Sect: 2
Visual Text Description:
RL SAND;S SAME AS SECT. 1;D HIGH. DIST. 5-45 CM,RESTSOUPY;U SOME PUM.
GRAINS DISPLAYING "CAULIFLOWER" MN-COATINGS;M PUMICE,MN-COATINGS;O SEE
SECT#1;H SOFT
Leg : 59 Depth Top/Bottom of Layer(m) : 3.00/ 3.80
Hole: 451 Depth to Top of Core(m) : 0.00
Core: 1 Depth Top/Bottom Interval(mm): 00/ 800
Sect: 3
Visual Text Description:
RL SAND;C 2.5Y5/2-GREYISH BROWN;S 2.5Y5/2 MED. TOFINE SAND W/MORE CLAY
AND SILT-SIZED MATERIAL (DIRTY SAND),SAND GRAINS VERY WELL SORTED,GRAINS
LOOKSMALLER AS AN AVERAGE,VERY SHARP EROSIONAL BASALCONTACT;D SLI. DEF
70-80 CM,MOD. DEF. 15-65 CM,HIGHDEF. 0-10 AND 65-70 CM;H SOFT
Leg : 59 Depth Top/Bottom of Layer(m) : 3.80/ 4.07
Hole: 451 Depth to Top of Core(m) : 0.00
Core: 1 Depth Top/Bottom Interval(mm): 800/1070
Sect: 3
Visual Text Description:
RL OOZE;C 2.5Y6/4-LT.YELLOWISH BROWN;S HOMOGENEOUS;DSLI. DEF.;P NUMEROUS
FORAMS;H SOFT
Leg : 59 Depth Top/Bottom of Layer(m) : 4.21/ 4.31
Hole: 451 Depth to Top of Core(m) : 0.00
Core: 1 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
RL OOZE;C 2.5Y6/4;S HOMOG.;D SLI.DEF;P NUM.FORAMS;OSAME AS BTM. SECTION
3
Leg : 59 Depth Top/Bottom of Layer(m) : 5.00/ 6.50
Hole: 451 Depth to Top of Core(m) : 5.00
Core: 2 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
RL SAND;C 2.5Y5/2-GREYISH BROWN,2.5Y6/4;S ALTERNATING LAYERS OF 2.5Y5/2
AND 2.5Y6/4,THE 6/4 SHOULD BERICHER IN BIOGENOUS COMPONENTS AND THE 5/2
RICHER IN GLASS AND PUMICE,2.5Y5/2 MED. SAND AT 0-11 AND87-117 CM,2.5Y6/4
FINE SAND 22-87 AND 117-150 CM,11-22 CM IS 2.5Y5/2 MED. SAND BTM AND
2.5Y6/4 FINETO SILT AT TOP;D MOD. DEF.;M GLASS,PUMICE,MN;U MNPATCH 0-2 CM;
H SOFT
Leg : 59 Depth Top/Bottom of Layer(m) : 6.50/ 8.00
Hole: 451 Depth to Top of Core(m) : 5.00
Core: 2 Depth Top/Bottom Interval(mm): 00/1500
Sect: 2
Visual Text Description:
RL SAND;C 2.5Y5/2,2.5Y6/4,2.5Y6/5,2.5Y7/4;S MED. SAND W/SLI. COLOR
CHANGES (0-120 CM),2.5Y5/2 0-16 65-74AND 95-120 CM,16-38 CM 2.5Y6/4,38-65
2.5Y6/5,74-95CM 2.5Y7/4,120-150 CM HOMOG. 2.5Y7/4 FINE SAND;D MOD DEF.;H
SOFT
Leg : 59 Depth Top/Bottom of Layer(m) : 8.00/ 9.50
Hole: 451 Depth to Top of Core(m) : 5.00
Core: 2 Depth Top/Bottom Interval(mm): 00/1500
Sect: 3
Visual Text Description:
RL SAND,OOZE;C 2.5Y6/2,2.5Y6/4,2.5Y4.5/2;D MOD. DEF.0-33 CM,SLI. DEF
33-150 CM;S 0-26 CM 2.5Y6/2 MED. TO COARSE SAND,26-33 CM SILT TO FINE
SAND-SIZED OOZE(2.5Y6/6),33-46 CM 2.5Y6/2 MED. SAND,46-50 CM2.5Y4.5/2 SAND,
50-91 CM 2.5Y6/2 MED. SAND W/ONELAYER 2.5Y4.5/2 AT 71 CM,91-107 2.5Y4.5/2
MED. SAND,107-150 CM MED. TO FINE 2.5Y6/2 SAND;H SOFT
Leg : 59 Depth Top/Bottom of Layer(m) : 9.50/ 10.90
Hole: 451 Depth to Top of Core(m) : 5.00
Core: 2 Depth Top/Bottom Interval(mm): 00/1400
Sect: 4
Visual Text Description:
RL FINE SAND;C 2.5Y7/4,2.5Y5/2;S 0-83CM 2.5Y7/4,83-88CM 2.5Y5/2,88-140CM
2.5Y7/4;D MOD. DEF 0-15 AND 105-140CM,SOUPY 70-85CM,REST HIGH. DEF.;U ONE
BIG SCORIACEOUS LAPILLI AT 135 CM (APPROX. 2X3.5CM AND 10YR4/3 COLOR);C
10YR4/3;O 140-150 CM WC SPLE;H SOFT
Leg : 59 Depth Top/Bottom of Layer(m) : 11.00/ 12.00
Hole: 451 Depth to Top of Core(m) : 5.00
Core: 2 Depth Top/Bottom Interval(mm): 00/1000
Sect: 5
Visual Text Description:
RL SAND,OOZE;C 2.5Y6/4,2.5Y4.5/2;S 0-38 CM 2.5Y6/4SANDY OOZE,38-40 AND
80-92 CM 2.5Y4.5/2 OOZE (ORSAND),40-80 AND 92-100 CM 2.5Y6/4 SAND OR OOZE;
D MOD DEF.;O GEOCHEMICAL SAMPLE 100-150 CM;H SOFT
Leg : 59 Depth Top/Bottom of Layer(m) : 12.50/ 13.76
Hole: 451 Depth to Top of Core(m) : 5.00
Core: 2 Depth Top/Bottom Interval(mm): 00/1260
Sect: 6
Visual Text Description:
RL OOZE;C 2.5Y6/2,2.5Y4.5/2;S 0-65 CM 2.5Y6/2 SANDYOOZE,65-126 CM
2.5Y4.5/2 SAND-SIZED OOZE;D MOD.DEF
Leg : 59 Depth Top/Bottom of Layer(m) : 13.86/ 13.96
Hole: 451 Depth to Top of Core(m) : 5.00
Core: 2 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
RL OOZE;S SAME AS SECT. 6
Leg : 59 Depth Top/Bottom of Layer(m) : 14.50/ 16.00
Hole: 451 Depth to Top of Core(m) : 14.50
Core: 3 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
RL SAND-SIZED OOZE;C 2.5Y6/4,2.5Y4.5/2,2.5Y3/2;SHOMOG. 2.5Y6/4
SAND-SIZED OOZE,34-70 CM MOTTLEDINTENSELY IN 2.5Y4.5/2,84-86 CM LAYER OF
SAND-SIZED2.5Y3/2,2.5Y4.5/2 MOTTLES 93-105 AND 130-140 CM;DMOD. DEF.
Leg : 59 Depth Top/Bottom of Layer(m) : 16.00/ 16.08
Hole: 451 Depth to Top of Core(m) : 14.50
Core: 3 Depth Top/Bottom Interval(mm): 00/ 80
Sect: 2
Visual Text Description:
RL SAND;C 2.5Y4.5/2;D MOD. DEF.;H SOFT;Z 11111221
Leg : 59 Depth Top/Bottom of Layer(m) : 16.08/ 17.50
Hole: 451 Depth to Top of Core(m) : 14.50
Core: 3 Depth Top/Bottom Interval(mm): 80/1500
Sect: 2
Visual Text Description:
RL SAND-SIZED OOZE;C 2.5Y6/4,10YR3.5/2,2.5Y4.5/2;S2.5Y6/4 SAND-SIZED
OOZE,49-63 CM 10YR3.5/2 SAND-SIZE ASH LAYER,63-150 CM INTENSELY (50%)
MOTTLED WITH2.5Y4.5/2;D MOD. DEF.;U MN COATED PUMICE FRAGMENT(1 CM DIA) AT
69 CM;M MN COATED PUM. FRAG AT 69 CM
Leg : 59 Depth Top/Bottom of Layer(m) : 17.50/ 19.00
Hole: 451 Depth to Top of Core(m) : 14.50
Core: 3 Depth Top/Bottom Interval(mm): 00/1500
Sect: 3
Visual Text Description:
RL SAND-SIZED OOZE;C 2.5Y6/4,2.5Y4.5/2;S HOMOG.2.5Y6/4 SND-SZD OOZE,SLI.
MOTT. IN 2.5Y4.5/2 20-45CM,MOTT. IN 2.5Y4.5/2 AT 126-130 AND 142-150 CM;
DMOD. DEF.;U MN-COATED PUMICE FRAG (1 CM DIA) 77-78CM;M MN-COATED PUMICE
FRAG;Z 11111221
Leg : 59 Depth Top/Bottom of Layer(m) : 19.00/ 20.50
Hole: 451 Depth to Top of Core(m) : 14.50
Core: 3 Depth Top/Bottom Interval(mm): 00/1500
Sect: 4
Visual Text Description:
RL SAND-SIZED OOZE;C 2.5Y5/2,10YR5/4,2.5Y6/4;S 0-28AND 112-150 CM IS
2.5Y5/2,28-112 CM IS 2.5Y6/4,50-52 CM IS 10YR5/4 DISTURBED SAND OOZE;D
(UNDISTURBED?);U PUM. FRAG. (1X2 CM) 22-23 CM;M PUMICE
Leg : 59 Depth Top/Bottom of Layer(m) : 20.50/ 22.00
Hole: 451 Depth to Top of Core(m) : 14.50
Core: 3 Depth Top/Bottom Interval(mm): 00/1500
Sect: 5
Visual Text Description:
RL SAND-SIZED OOZE?;C 2.5Y5/2,10YR3/1,2.5Y6/4;S 0-50CM IS 2.5Y5/2
INTERVAL W/VERT. STREAKS AND MOTTLESOF 10YR3/1,50-150 CM IS 2.5Y6/4
W/MOTTLES OF 2.5Y5/2 AT 120-150 CM;D MOD. DEF.
Leg : 59 Depth Top/Bottom of Layer(m) : 22.00/ 23.50
Hole: 451 Depth to Top of Core(m) : 14.50
Core: 3 Depth Top/Bottom Interval(mm): 00/1500
Sect: 6
Visual Text Description:
RL OOZE;C 2.5Y6/4,2.5Y5/2,2.5Y7/4;S 0-40 CM 2.5Y6/4WITH MOTTLES OF
2.5Y5/2,40-150 CM HOMOG. 2.5Y7/4FINE SAND GRAIN-SIZED OOZE;D SLI. DEF.
Leg : 59 Depth Top/Bottom of Layer(m) : 23.50/ 23.83
Hole: 451 Depth to Top of Core(m) : 14.50
Core: 3 Depth Top/Bottom Interval(mm): 00/ 330
Sect: 7
Visual Text Description:
RL FINE SAND GRAIN-SIZED OOZE;C 2.5Y7/4;S HOMOG.;OSAME AS BOTTOM SECT.6
Leg : 59 Depth Top/Bottom of Layer(m) : 23.93/ 24.03
Hole: 451 Depth to Top of Core(m) : 14.50
Core: 3 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
RL OOZE;C 2.5Y7/4,2.5Y5/2;S 2.5Y7/4 OOZE WITH MOTTLES OF 2.5Y5/2;D
UNDISTURBED (?)
Leg : 59 Depth Top/Bottom of Layer(m) : 24.00/ 25.50
Hole: 451 Depth to Top of Core(m) : 24.00
Core: 4 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
RL NANNO OOZE;C 2.5Y7/4-PALE YELLOW,2.5Y5/2;S 2-150CM HOMOG. 2.5Y7/4
NANNOOZE,40-110 CM SLI. (15%) MOTT IN IRREGULAR PATTERNS OF 2.5Y5/2;D SLI.
DEF 0-50 CM,MOD. DEF. 50-150 CM;U LITHIFIED SUBSPHERICAL PUMICE
CONCRETIONS (2 CM DIA) COVERED BY MN "CAULIFLOWER";M PUMICE CONCRETIONS
COVERED BY MN "CAULIFLOWER"
Leg : 59 Depth Top/Bottom of Layer(m) : 25.50/ 27.00
Hole: 451 Depth to Top of Core(m) : 24.00
Core: 4 Depth Top/Bottom Interval(mm): 00/1500
Sect: 2
Visual Text Description:
RL NANNO OOZE;C 2.5Y7/4-PALE YELLOW,10YR8/4;S 0-30AND 73-150 CM 2.5Y7/4
HOMOG. NANNO OOZE,30-73 CMHOMOG. 10YR8/4 NANNOOZE;D SLI. DEF.;P NANNOS
Leg : 59 Depth Top/Bottom of Layer(m) : 27.00/ 28.50
Hole: 451 Depth to Top of Core(m) : 24.00
Core: 4 Depth Top/Bottom Interval(mm): 00/1500
Sect: 3
Visual Text Description:
RL NANNO OOZE;C 10YR8/4,2.5Y7/4;S 0-63 CM HOMOG.10YR8/4 NANNOOZE,LOWER
CONTACT SHARP AND UNDULATE,63-130 CM HOMOG. 2.5Y7/4 NANNOOZE,130-150 CM
HOMOG.10YR8/4 NANNOOZE;D SLI. DEF.;P NANNOS
Leg : 59 Depth Top/Bottom of Layer(m) : 28.50/ 30.00
Hole: 451 Depth to Top of Core(m) : 24.00
Core: 4 Depth Top/Bottom Interval(mm): 00/1500
Sect: 4
Visual Text Description:
RL NANNO OOZE;C 10YR8/4,2.5Y7/4;S 0-86 CM HOMOGENEOUS 10YR8/4,86-150 CM
HOMOG. 2.5Y7/4;D SLI. DEF. 0-110CM,SOUPY 110-150 CM
Leg : 59 Depth Top/Bottom of Layer(m) : 30.00/ 31.50
Hole: 451 Depth to Top of Core(m) : 24.00
Core: 4 Depth Top/Bottom Interval(mm): 00/1500
Sect: 5
Visual Text Description:
RL NANNO OOZE;C 2.5Y7/4,10YR5/1,10YR8/4;S 0-25 CM2.5Y7/4 NANNOOZE,25-32
CM MED. SAND-SIZED LAYER WITH GREAT ABUNDANCE OF BLACK GRAINS (GEN. COLOR
10YR5/1),32-150 CM 10YR8/4 NANNOOZE;D SOUPY 0-20 CM,HIGH.DEF. 20-50 AND
135-150 CM,MOD. DEF. 50-135 CM;P NANNOS
Leg : 59 Depth Top/Bottom of Layer(m) : 31.50/ 33.00
Hole: 451 Depth to Top of Core(m) : 24.00
Core: 4 Depth Top/Bottom Interval(mm): 00/1500
Sect: 6
Visual Text Description:
RL SAND-SIZED FORAMINIFERAL OOZE;C 2.5Y6/4,-BLACK;SHOMOG. 2.5Y6/4 FORAM
OOZE,PRESENCE OF VERY NUMEROUSBLACK GRAINS OF MED. TO FINE SAND-SIZE;D
MOD. DEF;UBLACK SCORIACEOUS PUM. FRAG COVERED BY MN COATING AT 4-6 CM;M
PUMICE COVERED BY MN COAT.;P SAND-SIZEDWHITE BIOGENOUS REMAINS (FORAMS)
AND SILT-SIZED(NANNOS)
Leg : 59 Depth Top/Bottom of Layer(m) : 33.00/ 33.30
Hole: 451 Depth to Top of Core(m) : 24.00
Core: 4 Depth Top/Bottom Interval(mm): 00/ 300
Sect: 7
Visual Text Description:
RL FORAM OOZE;S AS SECT.6;P FORAMS;D MOD. DEF.
Leg : 59 Depth Top/Bottom of Layer(m) : 33.40/ 33.50
Hole: 451 Depth to Top of Core(m) : 24.00
Core: 4 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
RL FORAM OOZE;C 2.5Y6/4;S SAME AS SECT.6;D UNDEFORMED;P FORAMS
Leg : 59 Depth Top/Bottom of Layer(m) : 33.50/ 35.00
Hole: 451 Depth to Top of Core(m) : 33.50
Core: 5 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
RL FORAM OOZE;C 2.5Y6/2,-BLACK,2.5Y7/4;S HOMOG. FORAM OOZE,0-85 CM
2.5Y6/2 OOZE VERY RICH IN BLACK GRAINS (MICRO MN NODS?),85-95 CM 2.5Y7/4
ALMOST FREE OFBLACK GRAINS,95-150 CM AS 0-85 CM;D MOD. DEF. 0-77AND
141-150 CM,REST SLI. DEF.;U 0-85 CM BIG ROUNDEDCONCRETIONS UP TO 1 CM DIA
MADE OF "CAULIFLOWER" MNAROUND PUMICE? FRAGS,95-150 CM SAME AS 0-85
WITHCONCRETIONS UP TO 3 CM DIA (5 COUNTED);M MN,PUMICE?;P FORAMS;H SOFT
Leg : 59 Depth Top/Bottom of Layer(m) : 35.00/ 35.73
Hole: 451 Depth to Top of Core(m) : 33.50
Core: 5 Depth Top/Bottom Interval(mm): 00/ 730
Sect: 2
Visual Text Description:
RL FORAM OOZE;C 2.5Y6/2,-BLACK;S VERY RICH IN BLACKGRAINS;D SLI. DEF.;U
BIG ROUNDED CONCRETIONS UP TO 3 CM DIA (MN COVERING PUMICE?),BLACK GRAINS;
M MNCOVERING PUMICE?;P FORAMS;O SAME AS BTM SECT.1
Leg : 59 Depth Top/Bottom of Layer(m) : 35.73/ 36.50
Hole: 451 Depth to Top of Core(m) : 33.50
Core: 5 Depth Top/Bottom Interval(mm): 730/1500
Sect: 2
Visual Text Description:
RL ASH AND OOZE;C 2.5Y5/0,2.5Y7/0,2.5Y8/8,-BLACK,5Y5/6,5Y4/4,5Y8/2,5Y7/0;
S 73-76 CM 2.5Y5/0 FINEGRAINED ASH LAYER,76-97 CM 2.5Y7/0 LAYER OF ASH
ANDCALCAREOUS REMAINS,97-121 CM 2.5Y8/8 FINE ASH LAYER,121-125 CM LAYER OF
BLACK MN ENCRUSTED ROUNDED PUM,125-130 CM 5Y5/6 SILT-SIZED ASH LAYER,
130-134 CMSILT-SIZED ASH LAYER PRESENTLY AS HARD ANGULAR FRAGS OF 1 CM
DIA--PREVIOUSLY LIKELY A LITHIFIED LAYER,134-150 CM 5Y8/2 OOZE + ASH;D
SLI. DEF;U 121-125 CMLAYER MADE OF MN ENCRUSTED ROUNDED PUMICE (UP TO 1.5
CM DIA)--BLACK,134-150 CM SOME 5Y7/0 PUMICE FRAGS--FRESH AND ANGULAR
(LARGEST IS 3.5X4X9 CM);M MN,PUM.
Leg : 59 Depth Top/Bottom of Layer(m) : 36.50/ 37.90
Hole: 451 Depth to Top of Core(m) : 33.50
Core: 5 Depth Top/Bottom Interval(mm): 00/1400
Sect: 3
Visual Text Description:
RL ASH;C 5Y7/3,5Y4/3,5Y6/1,5Y7/1,5Y4/2,5Y3/2,5Y5/2;S0-12 CM 5Y7/3
SEMILITHIFIED (NOW FRACTURED) ASHLAYER,37-49 CM ASH LAYER (5Y7/1),49-64 CM
5Y4/2LITHIFIED SILT-SIZED ASH,64-103 CM 5Y3/2 SOFT ASHLAYER--INTENSELY
MOTTLED (30%) IN 5Y5/2 ASH (MAINLYAT 64-84 CM--UNIFORM BELOW),103-140 CM
5Y5/2 ASH(+ NANNOFOSSILS?) HOMOG. INTERVAL--SLI. MOTTLED IN5Y3/2 AT
125-140 CM;D SLI. DEF.;U 12-21 CM FRACTURED LAYER OF FRAGMENTS (UP TO 2X1
CM) OF ALTERED 5Y4/3PUMICE,21-37 CM 5Y6/1 LAYER OF PUM. AND GLASS
FRAGS--MAINLY ROUNDED (UP TO 2X1 CM SIZE),21-37 CM ROUNDED PUMICE FRAGS
(UP TO 0.8X1.5 CM);M PUMICE,GLASS;PNANNOFOSSILS?;H SOFT
Leg : 59 Depth Top/Bottom of Layer(m) : 38.00/ 39.40
Hole: 451 Depth to Top of Core(m) : 33.50
Core: 5 Depth Top/Bottom Interval(mm): 00/1400
Sect: 4
Visual Text Description:
RL ASH;C 5Y5/2,5Y3/2,5Y4/2,5Y6/2;S 0-16 CM 5Y5/2 ASHINTENSELY MOTTLED IN
5Y3/2,16-23 CM 5Y3/2 LITHIFIEDASH LAYER (NOW DRILLING PIECES),23-53 CM
5Y4/2 SOFTASH WITH MOTTLES OF 5Y5/2 AT 23-33 CM,53-55 CMLITHIFIED 5Y3/2
ASH LAYER,55-92 CM HOMOG 5Y5/2 ASHLAYER,92-120 CM SOFT 5Y4/2 ASH INTERVAL
WITHLITHIFIED INTERLAYERS OF 5Y3/2 ASH AT 102-103 AND110-113 CM,120-140 CM
5Y6/2 DRILLING GOUGE;D MOD.DEF. 0-120 CM,DRLG. GOUGE 120-140 CM;H SOFT +
LITH.
Leg : 59 Depth Top/Bottom of Layer(m) : 39.50/ 39.60
Hole: 451 Depth to Top of Core(m) : 33.50
Core: 5 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
RL ASH?;C 5Y6/2;S SAME AS BTM SECT.4;D DRILLING GOUGE;H SOFT
Leg : 59 Depth Top/Bottom of Layer(m) : 43.00/ 44.50
Hole: 451 Depth to Top of Core(m) : 43.00
Core: 6 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
RL ASH,NANNOFOSSILS;C 5Y7/4,5Y5/2,5Y3/2,5Y6/2,5Y4/2;S 3-28 CM SOFT ASH
LAYER (5Y5/2),28-30 CM LITHIFIEDASH LAYER (5Y3/2),30-115 CM 5Y6/2 ASH +
NANNOFOSSILS LAYER WITH LAYERS OF 5Y3/2 (AT 50-52 59-62 AND 100-105 CM),
115-148 CM 5Y4/2 ASH LAYER,148-150 CM 5Y3/2ASH LAYER;D SLI. DEF.;U 0-3 CM
LAYER OF 5Y7/4 PUM.FRAGS- UP TO 2X3 CM- ROUNDED;M PUMICE;P NANNOS;HSOFT
0-28,30-50,52-59,62-100,AND 105-148 CM,REST ISLITHIFIED
Leg : 59 Depth Top/Bottom of Layer(m) : 44.50/ 46.00
Hole: 451 Depth to Top of Core(m) : 43.00
Core: 6 Depth Top/Bottom Interval(mm): 00/1500
Sect: 2
Visual Text Description:
RL PUMICE,ASH;C 5Y3/2,5Y6/2,5Y5/1,5Y7/1,5Y6/4,5Y6/1;S 0-2 CM 5Y3/2 ASH,
2-12 CM 5Y6/2 ASH + NANNOS INT.,12-20 CM 5Y5/1 SILT-SIZED ASH,20-134 CM
5Y7/1 PUMICE (UP TO 3X5 CM) IN ANGULAR FRAGS AND ASH INTERVAL--PUM.
DECREASES DOWNWARD AND FINE ASHES INCREASE (PUM FRAGS/ASH = 3/1 IN UPPER
AND 1/1 IN LOWER PORTION),134-145 CM 5Y6/4 PUM FRAGS + ASH LAYER (PUM.
DIM. UP TO 3X4 CM)--PUMICES ARE PREDOMINANT,145-150 CM5Y6/1 FINE GRAINED
ASH INTERVAL;D SLI. DEF. 0-20 CM,MOD. DEF. 20-30 CM,HIGH. DEF. 30-70 AND
140-150 CM,SOUPY (BRECCIATED) 70-140 CM;M PUMICE,MN BLEBS;U MNBLEBS ON
PUMICES (NUMEROUS);P NANNOS;H SOFT 2-20 CM,LITHIFIED 0-2 CM,REST UNKNOWN
Leg : 59 Depth Top/Bottom of Layer(m) : 46.00/ 47.00
Hole: 451 Depth to Top of Core(m) : 43.00
Core: 6 Depth Top/Bottom Interval(mm): 00/1000
Sect: 3
Visual Text Description:
RL SAND,VOLC.GLAS,PUMICE;C 5Y6/1;S VERY HOMOGENEOUS5Y6/1 MED. SAND
VOLCANIC GLASS AND PUMICE,SOME BLACK GRAINS (MN?);D SLI. DEF.;M VOLC.GLASS,
PUMICE;HSOFT;O 110-150 CM GEOCHEMICAL SAMPLE
Leg : 59 Depth Top/Bottom of Layer(m) : 47.50/ 47.86
Hole: 451 Depth to Top of Core(m) : 43.00
Core: 6 Depth Top/Bottom Interval(mm): 00/ 360
Sect: 4
Visual Text Description:
RL SAND;C 5Y8/4,5Y6/1;S SAME AS SECT. 3;D SLI. DEF.0-12 CM,MOD. DEF.
12-36 CM;U 2 VERY BIG AND ANGULAR5Y8/4 PUMICE FRAGS (7 AND 15 CM) W/MAX
DIM. 3X5 CM;M VOLC. GLASS,PUMICE;H SOFT;Z 11110000.3651
Leg : 59 Depth Top/Bottom of Layer(m) : 47.86/ 48.25
Hole: 451 Depth to Top of Core(m) : 43.00
Core: 6 Depth Top/Bottom Interval(mm): 360/ 750
Sect: 4
Visual Text Description:
RL TUFF;C 5Y5/3;S FINE-GRAINED,MASSIVE;D MOD. DEF.;MTUFF;H LITHIFIED
Leg : 59 Depth Top/Bottom of Layer(m) : 48.25/ 48.54
Hole: 451 Depth to Top of Core(m) : 43.00
Core: 6 Depth Top/Bottom Interval(mm): 750/1040
Sect: 4
Visual Text Description:
RL ASH;C 5Y3/1;S MED. SAND-SIZED;D MOD. DEF. 75-80 CM,HIGH. DEF. 80-104
CM;H SOFT
Leg : 59 Depth Top/Bottom of Layer(m) : 48.54/ 49.00
Hole: 451 Depth to Top of Core(m) : 43.00
Core: 6 Depth Top/Bottom Interval(mm): 1040/1500
Sect: 4
Visual Text Description:
RL VOLCANIC ASH;C 5Y6/1;S SAND-SIZED VOLC. ASH AS IN0-36 CM THIS CORE
W/O PUMICES;D HIGH. DEF.;H SOFT
Leg : 59 Depth Top/Bottom of Layer(m) : 49.00/ 50.50
Hole: 451 Depth to Top of Core(m) : 43.00
Core: 6 Depth Top/Bottom Interval(mm): 00/1500
Sect: 5
Visual Text Description:
RL VOLC. ASH;C 5Y6/1,5Y7/1;S SAME AS BTM SECT. 4-WITH PUMICE;D HIGH.
DEF. 0-110 CM,BRECCIA (SOUPY) 110-50 CM;U 5Y7/1 PUM. FRAGS INTERVALS AND
CLUSTERS (40-55 AND 96-105 CM),AVE. 0.4 CM DIA,RATHER ROUNDED,MAX.DIM. 1
CM;M PUMICE;H SOFT
Leg : 59 Depth Top/Bottom of Layer(m) : 50.50/ 52.00
Hole: 451 Depth to Top of Core(m) : 43.00
Core: 6 Depth Top/Bottom Interval(mm): 00/1500
Sect: 6
Visual Text Description:
RL VOLC. ASH;C 5Y6/1;S SAND-SIZED VOLC.ASH AS PREVIOUS SECT.,HOMOG,NO
OBVIOUS BIG PUMICES;D SOUPY;H SOFT
Leg : 59 Depth Top/Bottom of Layer(m) : 52.00/ 52.44
Hole: 451 Depth to Top of Core(m) : 43.00
Core: 6 Depth Top/Bottom Interval(mm): 00/ 440
Sect: 7
Visual Text Description:
RL ASH;C 5Y5/1,-BLACK;S SAND-SIZED,HOMOGENIZED;D HIGH DEF.;U 1CM DIA
BLACK PUM. FRAG COVERED BY MN COAT.AT 40 CM;M PUMICE,MN;H SOFT
Leg : 59 Depth Top/Bottom of Layer(m) : 52.55/ 52.65
Hole: 451 Depth to Top of Core(m) : 43.00
Core: 6 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
RL PUMICE;C 5Y6/1;S FRAGS. OF PUM (MOSTLY ROUNDED0.3-0.4 CM AVE. DIA.
MAX 1 CM) DERIVED FROM SEDIMENT WASHING;M PUMICE;H SOFT
Leg : 59 Depth Top/Bottom of Layer(m) : 52.50/ 52.80
Hole: 451 Depth to Top of Core(m) : 52.50
Core: 7 Depth Top/Bottom Interval(mm): 00/ 300
Sect: 1
Visual Text Description:
RL DRILLING GOUGE;C 5Y6/2,-BLACK,5Y3/2;S DRLG. GOUGECOMPOSED OF 85%
5Y6/2 PUM FRAGS,10% BLACK MN COATEDPUM. FRAGS (1.5 CM DIA),AND 5% 5Y3/2
LITHIFIED TUFF(1-1.5 CM),85% PUM IS ANGULAR W/MN BLEBS (AVE DIM 1CM--MAX
4X6 CM);D HIGH. DEF.;M PUMICE,MN;H SOFT
Leg : 59 Depth Top/Bottom of Layer(m) : 52.80/ 53.75
Hole: 451 Depth to Top of Core(m) : 52.50
Core: 7 Depth Top/Bottom Interval(mm): 300/1250
Sect: 1
Visual Text Description:
RL ASH;C 5Y6/2,5Y5/1,5Y4/1,10G6/2,10G8/2,5Y3/1;S30-33 CM 5Y6/2 ASH +
NANNOFOSSILS LAYER,33-78 CM5Y5/1 FINE ASH,78-83 CM 5Y4/1 FINE ASH MOTTLED
(20%) WITH 5Y5/1,83-85 CM 10G6/2 FINE ASH,85-87 CM 5Y4/1FINE ASH,87-89 CM
10G8/2 ASH,89-91 10G6/2 ASH,91-105 CM 5Y3/1 FINE ASH,105-125 CM 5Y4/1 FINE
ASH;D MOD.DEF.;O SS AT 31 (M 5Y6/2),65 (D 5Y5/1),AND 90 (M10G6/2) CM;P
NANNOS;H SOFT;Z 33213000.3651
Leg : 59 Depth Top/Bottom of Layer(m) : 53.85/ 53.95
Hole: 451 Depth to Top of Core(m) : 52.50
Core: 7 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
RL ASH;O AS BOTTOM SECT.1;H SOFT;Z 33213000.3651
Leg : 59 Depth Top/Bottom of Layer(m) : 62.00/ 62.67
Hole: 451 Depth to Top of Core(m) : 62.00
Core: 8 Depth Top/Bottom Interval(mm): 00/ 670
Sect: 1
Visual Text Description:
RL ASH,PUMICE;C 5Y5/1;S DRILLING ADMIXTURE OF 5Y5/1HOMOG. ASH AND 5Y5/1
PUM. FRAGS (RATHER ROUNDED--AVE 1 CM DIA W/MAX 2X3 CM),RATIO PUM/ASH = 1/1
(?);DBRECCIA (SOUPY);M PUMICE;H SOFT ASH;Z 33213000.3651
Leg : 59 Depth Top/Bottom of Layer(m) : 62.67/ 62.87
Hole: 451 Depth to Top of Core(m) : 62.00
Core: 8 Depth Top/Bottom Interval(mm): 670/ 870
Sect: 1
Visual Text Description:
RL VOLCANIC ASH;C 5Y5/1;S HOMOG.;D HIGH.DEF.;H SOFT
Leg : 59 Depth Top/Bottom of Layer(m) : 63.50/ 63.70
Hole: 451 Depth to Top of Core(m) : 62.00
Core: 8 Depth Top/Bottom Interval(mm): 00/ 200
Sect: 2
Visual Text Description:
RL ASH,PUMICE;C 5Y5/1;S CHAOTIC ADMIXTURE OF 5Y5/1ASH AND PUMICES
(WELL-SORTED,ROUNDED,1 CM DIA),RATIO IS 1/1;D BRECCIA;M PUMICE;H SOFT;Z
33213000.3651
Leg : 59 Depth Top/Bottom of Layer(m) : 63.70/ 64.13
Hole: 451 Depth to Top of Core(m) : 62.00
Core: 8 Depth Top/Bottom Interval(mm): 200/ 630
Sect: 2
Visual Text Description:
RL VOLCANIC ASH;C 5Y5/1;S MASSIVE;D HIGH. DEF.;O VOID 32-40 AND 44-50 CM;
H SOFT;Z 33213000.3651
Leg : 59 Depth Top/Bottom of Layer(m) : 65.00/ 65.57
Hole: 451 Depth to Top of Core(m) : 62.00
Core: 8 Depth Top/Bottom Interval(mm): 00/ 570
Sect: 3
Visual Text Description:
RL VOLC. ASH;C 5Y4/1,5G4/2,5G5/2;S HOMOG. 5Y4/1 ASHEXCEPT FOR SOME TUFF
INTERVALS OF 5G4/2 AND 5G5/2 AT 23-25,30-31,37-40,AND 50-55 CM,THESE
APPEAR ALSOMORE COARSE (COARSE SILT -- FINE SAND);D BRECCIA5-20 CM,REST
HIGH DEF.;M TUFF;H SOFT ASH,LITHIFIEDTUFF
Leg : 59 Depth Top/Bottom of Layer(m) : 69.50/ 70.40
Hole: 451 Depth to Top of Core(m) : 62.00
Core: 8 Depth Top/Bottom Interval(mm): 00/ 900
Sect: 6
Visual Text Description:
RL VOLC. ASH;C 5Y4/1,5G4/2;S 0-61 CM MASSIVE 5Y4/1VOLC. ASH,61-81 CM
MORE LITHIFIED 5G4/2 INTERVAL--FRACTURED BY DRILLING IN PIECES OF 1 CM,
81-90 CMMORE LITHIFIED 5Y4/1 ASH;H SOFT AT 0-61CM,REST MORE LITHIFIED;Z
33213000.3651
Leg : 59 Depth Top/Bottom of Layer(m) : 70.40/ 70.46
Hole: 451 Depth to Top of Core(m) : 62.00
Core: 8 Depth Top/Bottom Interval(mm): 900/ 960
Sect: 6
Visual Text Description:
RL TRUE VITRIC TUFF;C 5Y3/2,5Y2/1,5GY5/1;S UPPER 3 CM 5Y3/2 WITH
NUMEROUS 5GY5/1 BURROWS INDIVIDUAL (0.3CM DIA) AND COMPOSITE (1 CM DIA),
LOWER 3 CM 5Y2/1MASSIVE;H COMPLETELY LITHIFIED;P BURROWS;Z 33213000.3651
Leg : 59 Depth Top/Bottom of Layer(m) : 70.68/ 70.78
Hole: 451 Depth to Top of Core(m) : 62.00
Core: 8 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
RL TUFF;C 5Y3/2,5GY5/1,5Y2/1;S FRAGMENTS OF 5Y3/2WITH SOME 5GY5/1
BURROWS AND CHUNKS OF 5Y2/1 MASSIVE TUFF;M TUFF;Z 33213000.3651
Leg : 59 Depth Top/Bottom of Layer(m) : 71.50/ 71.90
Hole: 451 Depth to Top of Core(m) : 71.50
Core: 9 Depth Top/Bottom Interval(mm): 00/ 400
Sect: 1
Visual Text Description:
RL WASHED GRAVEL;C 5Y8/1,-BLACK,5Y5/4;S DRILLINGPRODUCED WASHED GRAVEL
MADE OF: 60% FRESH 5Y8/1 PUM. (0.4 CM DIA AVE--1 CM MAX),35% BLACK COVERED
PUM.AND BLACK COARSE SAND-SIZED FRAGS (MOSTLY MN COATINGM PUMICE,MN,TUFF;H
SOFT;Z 33132000
Leg : 59 Depth Top/Bottom of Layer(m) : 81.00/ 82.05
Hole: 451 Depth to Top of Core(m) : 81.00
Core: 10 Depth Top/Bottom Interval(mm): 00/1050
Sect: 1
Visual Text Description:
RL ASH;C 5Y5/1,5Y7/1,5Y3/1,5Y6/1,5Y4/1;S 0-47 CM IS5Y5/1 ASH,47-54 CM
MASSIVE 5Y3/1 ASH,54-96 CM HOMOG. 5Y6/1 ASH,96-105 CM 5Y4/1 ASH W/SOME
MOTTLES OF5Y6/1;D HIGH DEF. 0-20 CM,MOD DEF. REST;U NUMEROUSSMALL (0.5-1
CM) 5Y7/1 ROUNDED PUM. FRAGS (DISTURBED BY DRILLING) AT 0-22 CM (AT 11-14
CM THEY ALMOSTFORM A LAYER);M PUMICE;H SOFT
Leg : 59 Depth Top/Bottom of Layer(m) : 82.15/ 82.25
Hole: 451 Depth to Top of Core(m) : 81.00
Core: 10 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
RL ASH;C 5Y6/1;S HOMOGENEOUS;H SOFT;Z 11111210.3651
Leg : 59 Depth Top/Bottom of Layer(m) : 119.00/ 120.42
Hole: 451 Depth to Top of Core(m) : 119.00
Core: 14 Depth Top/Bottom Interval(mm): 00/1420
Sect: 1
Visual Text Description:
RL FINE VOLCANIC ASH;C 5Y3/1,5Y4/1,5G4/2,5Y4/2,5YR3/3,5Y6/1,5Y5/1;S 0-6
CM SAND-SIZED 5Y3/1,6-47 CM SILT-SIZED 5Y4/1,SAND-SIZED 5Y3/1,50-51 CM
SILT SIZED5G4/2,51-68 CM SILT SIZED 5Y4/1,68-72 SILT 5Y4/2,72-75 CM SILT
SIZED 5Y4/1,75-80 CM SILT 5Y4/2,80-82 CMSILT 5YR3/3,82-93 CM SILT 5Y4/1,
93-100 CM SILT 5Y6/1,105-140 CM SILT 5Y5/1;D HIGH. DEF. 0-15 CM,MOD. DEF
15-40 CM,SLI. DEF. 40-140 CM;U 100-105 CM GRAVEL-SIZED 5Y6/1 ANGULAR PUM.
FRAGS. LAYER (1 CM DIA);MPUMICE;H LITHIFIED 68-72 75-80 CM,REST SOFT;O
140-50 CM IS IW SPLE;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 120.50/ 121.50
Hole: 451 Depth to Top of Core(m) : 119.00
Core: 14 Depth Top/Bottom Interval(mm): 00/1000
Sect: 2
Visual Text Description:
RL ASH;C 5Y5/1,5Y4/2,5Y2/1;S 5Y5/1 SILT ASH,1 CM DIA5Y4/2 MOTTLE AT 5 CM,
2 CIRCULAR MOTTLES (BURROWS?)OF 5Y2/1 (1.5 CM DIA EACH) AT 75-80 CM;D SLI.
DEF.;H SOFT
Leg : 59 Depth Top/Bottom of Layer(m) : 121.60/ 121.70
Hole: 451 Depth to Top of Core(m) : 119.00
Core: 14 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
RO SAME AS SECT. 2 SAME CORE;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 128.50/ 129.06
Hole: 451 Depth to Top of Core(m) : 128.50
Core: 15 Depth Top/Bottom Interval(mm): 00/ 560
Sect: 1
Visual Text Description:
RL VOLCANO-SEDIMENTARY TUFF;C 5Y3/1,-WHITE,5Y6/1;SFRAGS OF MED.
SAND-SIZED TUFF,MAIN COLOR 5Y3/1,FRAGS (SOME 1X2 CM ACROSS) OF 5Y3/2 CLAY
AND SILT-SIZEDVOLCANIC TUFF PRESENT AND ANGULAR,MUD IN PLASTIC BAG (5Y6/1
DRLG. GOUGE) 56-65 CM;D MOD. DEF.;U VOLCANIC GLASS IS 80% OF THE TOTAL;M
VOLC. GLASS,TUFF;PFORAM BIOSOMATA AND BIOCLASTS (WHITE) 20% OF TOTAL,AT
PLACES THE FORAM SKELETONS MAKE UP LAMINAE (SOMEMM THICK) COMPOSED ONLY OF
APPARENTLY FRESH ANDWHOLE SHELLS (MAINLY ORBULINAE);H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 129.16/ 129.36
Hole: 451 Depth to Top of Core(m) : 128.50
Core: 15 Depth Top/Bottom Interval(mm): 00/ 300
Sect: CC
Visual Text Description:
RL TUFF;S 0-10 CM MUD IN PLASTIC BAG (DRLG GOUGE),10-30 CM SAME
LITHOLOGY AS SECT.1;P FORAMS;H HARD;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 138.10/ 138.10
Hole: 451 Depth to Top of Core(m) : 138.00
Core: 16 Depth Top/Bottom Interval(mm): 00/ 100
Sect: CC
Visual Text Description:
KSL LIMESTONE;C N4,-WHITE,-LT.GREY,-BLACK;S 0-5 CMBROKEN PIECES OF N4
MICROCRYST.-FORAM LST,5-10 CMLIMESTONE CGL W/1 MM OF (?) VITRIC TUFF
(STIPPLE),LIMESTONE: LARGEST CLAST 1.7X3 CM OF TUFF CONTAINING FORAMS,
OTHER CLASTS 3-6 MM DIA WHITE PUMICE,MATRIXFINE-GRAINED LT.GREY LIME W/2%
BLACK ASH FLECKS;MVITRIC TUFF,ASH,PUMICE;P FORAMS;O TOTAL RECOVERY FOR
CORE 16,CORED INTERVAL 138.0-147.5
Leg : 59 Depth Top/Bottom of Layer(m) : 157.10/ 157.10
Hole: 451 Depth to Top of Core(m) : 157.00
Core: 18 Depth Top/Bottom Interval(mm): 0/ 0
Sect: CC
Visual Text Description:
PUMICE;C -WHITE;S 10 PCS WHITE PUMICE,LGST PIECE2X3X5 CM,SMALLEST 6X8X11
MM;O PROBABLY NOT IN PLACE--WASHED HOLE CAVINGS,TOTAL RECOVERY FOR CORE 18,
CORED INTERVAL 157-166.5;H HARD;Z 33132000
Leg : 59 Depth Top/Bottom of Layer(m) : 176.10/ 176.20
Hole: 451 Depth to Top of Core(m) : 176.00
Core: 20 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
KSL TUFF;C -DK.GREY,5Y3/1-OL.GY,5Y2/1-OL.BLK,5GY4/1-DK GRISH GY,
5G2/1-GNSH BLK;S 5 CM IS 2.5X2.5X5.5 CMPIECE OF FINE SAND-SIZED DK.GY
VITRIC TUFF CONTAINING FEW FORAMS,11 CM IS A 1.3 CM LAYER OF 5Y3/1
CLAY-SIZED TUFF WHICH GRADES COARSER INTO A 5Y2/1 VITRICTUFF CONTAINING
FORAMS (1.5 CM THICK),THIS ISUNDERLAIN BY A 5GY4/1 SLT AND CLY SIZED LAYER
3 CMTHICK,SUCCEEDED BY A CLY-SIZED 5G2/1 LAYER CONTAINING A SUBHORIZONTAL
CALCAREOUS BURROW (3 MM WIDE) ANDSMALL ROUND 1 MM PUMACEOUS SPOTS,THE
BOTTOM OF THEPIECE IS 5G4/1-DK.GNSH GY AND SILTY;M TUFF,PUMICE;PFORAMS;O
CORED INTERVAL 176.0-185.5
Leg : 59 Depth Top/Bottom of Layer(m) : 185.60/ 185.60
Hole: 451 Depth to Top of Core(m) : 185.50
Core: 21 Depth Top/Bottom Interval(mm): 0/ 0
Sect: CC
Visual Text Description:
KSL VITRIC TUFF (OR TUFFACEOUS LIMESTONE);C -BLACK;SBLACK AND
"SALT-AND-PEPPER" VITRIC TUFF AND CALC.VITRIC TUFF;M VITRIC TUFF;O CORED
INTERVAL 185.5-195.0;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 195.10/ 195.25
Hole: 451 Depth to Top of Core(m) : 195.00
Core: 22 Depth Top/Bottom Interval(mm): 00/ 250
Sect: CC
Visual Text Description:
KSL VITRIC TUFF;C 5G2/1-GNSH BLK,5GY2/1-GNSH BLK,5B6/1-LT.BLUISH GREY;S
1.5-3 CM PIECES OF PUMICE CAVINGS?,FINE 5G2/1 VITRIC TUFF (6-15 CM) WITH 6
MM DIACIRCULAR 5GY2/1 INCLUSION PASSING INTO INTENSELYBIOTURBATED 5B6/1
ZONE;M PUMICE,TUFF;O CORED INTERVAL 195.0-204.5;H HARD;Z 33133000.3450
Leg : 59 Depth Top/Bottom of Layer(m) : 204.60/ 204.70
Hole: 451 Depth to Top of Core(m) : 204.50
Core: 23 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
KSL VITRIC TUFF;C -BLACK;S BLACK VITRIC TUFF AND FINEVITRIC TUFF,ENTIRE
RECOVERY IS LITHIFIED PIECES OFMAX 6 CM THICKNESS;P COARSER TUFF CONTAINS
TRACES OF FORAMINIFERA;O CORED INTERVAL 204.5-214.0;H HARD;Z 33211000.3651
Leg : 59 Depth Top/Bottom of Layer(m) : 214.00/ 214.46
Hole: 451 Depth to Top of Core(m) : 214.00
Core: 24 Depth Top/Bottom Interval(mm): 00/ 460
Sect: 1
Visual Text Description:
RL SANDSTONE;C 5Y4/1,5Y3/1;S 6 PIECES OF 5Y4/1 BIO-CLASTIC AND VOLCANIC
CLASTIC SANDSTONE,BIOCLASTS/VOLCANICS IS 4/6,SOME PIECES ARE BURROWED AND
MOTTLEDIN 5Y3/1;U VOLCANICS MAINLY GLASS FRAGS;P BIOCLASTSONLY
FORAMINIFERA;H HARD;Z 33234000
Leg : 59 Depth Top/Bottom of Layer(m) : 215.50/ 215.95
Hole: 451 Depth to Top of Core(m) : 214.00
Core: 24 Depth Top/Bottom Interval(mm): 00/ 450
Sect: 2
Visual Text Description:
RL VOLCANIC TUFF;C 5Y2/1,5Y6/1;S 5Y2/1 DRILLINGBRECCIA AND FINE CUTTINGS
OF VOLCANIC TUFF;H HARD;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 216.05/ 216.15
Hole: 451 Depth to Top of Core(m) : 214.00
Core: 24 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
RL GRAVEL;C 5Y2/1;S DRILLING GOUGE OF 5Y2/1 GRAVEL;DDRILLING GOUGE;H
HARD;Z 33219000
Leg : 59 Depth Top/Bottom of Layer(m) : 223.50/ 225.00
Hole: 451 Depth to Top of Core(m) : 223.50
Core: 25 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
RL FINE TUFF OR MUDSTONE (SILTSTONE);C 5Y4/1,5Y6/1,5YR3/3;S TUFF COLOR
5Y4/1 BECOMING 5Y6/1 WHERE FORAM ENRICHMENTS OCCUR--THIS IS IN THE VERY
NUMEROUSBURROWS OF THE SECTION AND IN A COARSE (FINE SAND)LAYER AT THE
BOTTOM OF THE SECT. AND AT 9-13 CM,20-35 CM BURROWED,35-41 CM NOT BURROWED,
41-150 CMEXTREMELY BURROWED,60 CM HAS COMPOSITE BURROW 1CMDIA X 6.5 CM,
41-100 CM BURROWS ARE PARALLEL EACHOTHER AND DIP 25 DEGREES,"ZOOPHYCUS"
BURROW (1.5X6.5 CM) AT 98 CM,101-103 CM LAMINATED WITH 5YR3/3LAMINAE
W/SOME DISTURBANCE/INTERRUPTIONS GIVEN BYINDIVIDUAL BURROWS,103-148 CM
MOTTLED AND BURROWED;D SLI. DEF.;U 4-5 CM PUMICEOUS TUFF (COARSE);M PUMICE;
P FORAMS,"ZOOPHYCUS";H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 225.00/ 225.14
Hole: 451 Depth to Top of Core(m) : 223.50
Core: 25 Depth Top/Bottom Interval(mm): 00/ 140
Sect: 2
Visual Text Description:
RO AS BOTTOM SECT.1;D SLI. DEF
Leg : 59 Depth Top/Bottom of Layer(m) : 225.30/ 225.40
Hole: 451 Depth to Top of Core(m) : 223.50
Core: 25 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
RL MUDSTONE (SILTSTONE) OR TUFF;C 5Y4/1;S MAINLY5Y4/1 MDST OR TUFF
W/SOME FORAM RICH ZONES;P FORAMS
Leg : 59 Depth Top/Bottom of Layer(m) : 233.00/ 233.43
Hole: 451 Depth to Top of Core(m) : 233.00
Core: 26 Depth Top/Bottom Interval(mm): 00/ 430
Sect: 1
Visual Text Description:
RL TUFF OR SILTSTONE;C 5G6/2,5Y3/1,5Y4/1;S FRAGMENTSOF TUFF,0-10 CM VERY
FINE GRAINED 5G6/2 TUFF RICH IN BURROWS,BIG (3X6 CM) ANGULAR CLAST/PEBBLE
OF 5Y3/1TUFF OR SILTSTONE W/O BURROWS AND FORAMS,10-28 CM5Y3/1 TUFF OR
SILTSTONE (AS THE PREVIOUS FRAGMENT),MASSIVE,WITH SOME PARALLEL BEDDING
MARKED BY FORAMENRICHMENT AND VERY FINE GRAINED TUFFACEOUS (OR MDST)
MATERIAL,28-43 CM 5Y4/1 TUFF OR SLTST W/BURROWSAND FORAM RICH ZONES,SHARP
CONTACT AT 33 CM MARKEDBY FORAM SHELLS;D SLI. DEF;P FORAMS;M TUFF;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 233.53/ 233.63
Hole: 451 Depth to Top of Core(m) : 233.00
Core: 26 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
RL VERY FINE TUFF OR CHERTIFIED MUDSTONE;C 5Y7/1,5GY7/1,-BLACK;S VERY
FINELY LAMINATED 5Y7/1 TO 5GY7/1 V.F.TUFF OR MDST,LAMINAE ARE GIVEN BY
ALIGNMENT OF BLACK COARSER VITRIC PARTICLES--WHICH FORM ALSOTRUE INTERVALS
UP TO 2 CM THICK,WITH EROSIONAL BASAL CONTACTS,AND BURROWS IN THE V.F.TUFF,
NO FORAMS ARENOTED AND THE ROCK IS VERY COMPACT AND HOMOG;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 242.50/ 243.65
Hole: 451 Depth to Top of Core(m) : 242.50
Core: 27 Depth Top/Bottom Interval(mm): 00/1150
Sect: 1
Visual Text Description:
RL TUFF;C 5Y2/1,5Y5/1,5Y4/1,5Y4/2,5Y5/2,5Y6/1;S 0-31CM MAINLY PIECES OF
5Y2/1 TUFF RICH IN FORAMS--FINEGRAINED WITH INTERVALS OF COARSER (MED. TO
COARSESAND SIZE) MATERIAL (VITRIC) UP TO 2 CM THICK (THEMOST ENRICHED IN
FORAMS INTERVALS DISPLAY 5Y5/1 COLOR,31-51CM 5Y2/1 TUFF W/RARE FORAM-RICH
5Y5/1 BURROWS AT 31-40 AND VERY INTENSE BURROWS (SAME CHARACTERS) AT 40-51,
51-74 CM 5Y4/1 AND 4/2 FINE TUFF INTENSELY BURROWED IN 5Y5/2 (FORAM
ENRICHED) AND BLACKBURROWS,COMPOSITE BURROW AT 65 CM,74-84 CM MASSIVEONLY
SLI. BIOTURBATED INTERVAL W/SCATTERED FORAMS,1CM LAMINAE OF VERY FINE TUFF
W/O FORAMS AT 79-80,86-95 CM 5Y4/1 TUFF WITH SOME FAULTED PARALLEL 5Y2/1
LAM AND W/O FORAMS,95-105 CM 5Y4/1 TUFF INTENSELYBIOTURBATED IN 5Y5/1 AND
5Y6/1 FORAM RICH,105-112 CM PARALLEL LAM. INTERVAL OF 5Y2/1 AND
5Y4/1--LAMINAEMARKED BY ALIGNMENTS AND ENRICHMENTS OF FORAMS,112-115 CM
5Y2/1 INTERVAL--GRADED FROM SILT TO MED. SAND;D HIGH. DEF. 0-31 CM,MOD.
DEF. 30-115 CM;P FORAMS
Leg : 59 Depth Top/Bottom of Layer(m) : 243.76/ 243.86
Hole: 451 Depth to Top of Core(m) : 242.50
Core: 27 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
RL FORAMINIFERAL VOLCANIC TUFF;C 5Y4/1;S 2 PIECES,FORAM/TUFF IS 1/1,THE
TWO COMPONENTS FORM A COMPLEXADMIXTURE OF BURROW AND HOST ROCK;P FORAMS;H
HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 252.10/ 252.20
Hole: 451 Depth to Top of Core(m) : 252.00
Core: 28 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
RL FORAM-RICH TUFF;C 5Y4/1,5Y3/1;S FORAM RICH TUFF OF 5Y4/1 COLOR WITH
5Y3/1 PATCHES;P FORAMS,POOR INSKELETONS;O CORED INTERVAL 252.0-261.5
Leg : 59 Depth Top/Bottom of Layer(m) : 261.60/ 261.70
Hole: 451 Depth to Top of Core(m) : 261.50
Core: 29 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
RL FORAM VOLCANIC TUFF;C 5Y3/1,5Y2/1,5Y5/1,5GY5/1;S 3 PIECES OF FORAM
VOLC TUFF: 1 (0-5 CM) AND 3 (12-20) ARE 5Y3/1 FINE TUFF EXTREMELY
BIOTURBATED IN 5Y2/1AND 5Y5/1,2 (5-12 CM): TOP 0.5 CM COARSE 5Y2/1 VITRIC
TUFF AND VERY RARE FORAMS--EROSIONAL LOWER CONTACT,BELOW 2 CM 5GY5/1 FINE
TUFF W/RARE FORAMS AND SLI.BIOTURB. OF 5Y2/1 (W/RARE FORAMS),
GRADATIONALTRANSITION TO PIECE 3;D MOD. DEF.;P PIECES ONE AND 3 ARE RICH
IN FORAMS (AMOUNTING TO AROUND 25%),PIECE2 HAS RARE FORAMS;O CORED INT
261.5-271.0;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 271.10/ 271.20
Hole: 451 Depth to Top of Core(m) : 271.00
Core: 30 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
RL FORAM VITRIC TUFF;C 5Y3/1,5Y2/1,5Y5/1;S SEVERALPIECES OF HEAVILY
BIOTURBATED FINER AND SAND-SIZED5Y3/1 FORAM VITRIC TUFF,COARSER PIECES ARE
5Y2/1,BURROWS-5Y5/1 AND MOSTLY INDIV;P FORAMS;H HARD;Z 33133000.1221
Leg : 59 Depth Top/Bottom of Layer(m) : 280.50/ 281.95
Hole: 451 Depth to Top of Core(m) : 280.50
Core: 31 Depth Top/Bottom Interval(mm): 00/1450
Sect: 1
Visual Text Description:
RL TUFF;C 5GY4/1,5GY6/1,5G5/2,5G4/2,5Y4/1,-WHITE,5Y3/1,5Y2/1;S CORE
BROKEN INTO 20 SEPARATE PIECES,1AND 2 (0-12 CM) FINE-GRAINED VERY
BIOTURBATED 5GY4/1 TUFF,3 (12-22 CM) CEMENTED 5GY4/1 VOLCANIC LAPILLI(AV.
0.5 CM MAX 1 CM)--DIP 45 DEGREES,4-8A (22-60 CM) 5GY6/1 VERY FINE TUFF
CHARACTERIZED BY 5G5/2PARALLEL SLI. DIST. AND CRENULATED LAM. (SOME
CMTHICK)--FAULTED WITH NORMAL FAULTS (4-5 CM DISPLACE) AND LAMINAE DIP 45
DEGREES,88-10 UPPER (55-71 CM)PARALLEL 5G4/2 CM THICK LAMINAE IN 5Y4/1
TUFF,10-11(71-74 CM) GRAVEL-SIZED 5Y2/1 LAPILLI (0.4 CM DIA)W/SOME WHITE
BIOGENOUS DEBRIS,11 (74-76 CM) 5Y4/1FINE TUFF,11-16 UPPER (76-110 CM)
ROUNDED 5Y3/1 VOLC LAPILLI (AV 0.5 CM MAX 0.8 CM) W/SCATTERED SHALLOWWATER
REWORKED BIOGENEOUS DEBRIS (THE BIOCLASTS ARENO MORE CALC.--MAY BE
REPLACED BY SILICA) OCCURRINGAS WH. FRAGS--IN 14 (95 CM) A CLEAR EROSIONAL
CONTACT OCCURS AND THE CONTACT IN 16 (110-112 CM) IS 45DEGREE DIP,16-18 UP
(110-130 CM) FINE GRAINED 5Y4/1TUFF,18-19 (130-140 CM) VERY COARSE GRAINED
(COARSESAND) TUFF WITH SOME BIOGENIC DEBRIS--COLOR 5Y2/1,20 (140-145 CM)
VERY FINE 5Y3/1 TUFF WITH LENTICULARINTERCALATIONS OF SAND-SIZED 5Y2/1
TUFF;D SLI. DEF.;P 1 AND 2 ARE FORAM RICH,4-8A HAS RARE FORAMSSCATTERED
INSIDE THE TUFF,8B-10 HAVE SCATTERED FORAM,11-16 BIOGENIC DEBRIS IS CORAL?
(1 CM DIA) ANDSHALLOW BENTHONIC FORAMS AS LEPYDOCYCLINE TIPE,16-18 WITH
NUMEROUS (20%) PLANKTONIC FORAMS SCATTERED
Leg : 59 Depth Top/Bottom of Layer(m) : 282.05/ 282.15
Hole: 451 Depth to Top of Core(m) : 280.50
Core: 31 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
RL FINE GRAINED TUFF;C 5Y3/1;S ONE LAYER OF COARSEGRAINED TUFF;P MANY
FORAMS;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 290.00/ 291.50
Hole: 451 Depth to Top of Core(m) : 290.00
Core: 32 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
RL TUFF;C 5GY4/1,5G6/1,5Y2/1,5Y4/1,5Y3/1,5GY5/1,5GY6/1;S 0-10 CM HOMOG.
5GY4/1 FINE TUFF,10-21 CM SAME AS 0-10 BUT HEAVILY BIOTURB. IN
5G6/1--LOWER CONTACTSHARP,21-75 CM 5Y2/1 VOLC. MED. SAND-SIZED TUFFGRADING
DOWNWARD TO A 5Y2/1 VOLC. LAPILLI OF AVE.CLAST DIM. 0.5 CM
(ANGULAR)--MATRIX VERY SCARCEWASHED OUT IN PART (RATIO C/M IS 5/1)--LOWER
CONTACT EROSIONAL AND SHARP,75-80 CM HEAVILY BIOTURB. FINE5Y4/1 TUFF,80-86
CM SAND-SIZED 5Y2/1 TUFF W/PLANK.FORAMS MARKING LAMINAE,86-90 CM INTERVAL
AS 75-86,90-113 CM FINE 5Y3/1 TUFF BIOTURB. AT 90-109 EXCEPTFOR 3 PARALLEL
FOLDED LAMINAE AT 99 CM--MASSIVEBELOW,113-119 CM MED. SAND-SIZED 5Y2/1
TUFF,119-130CM MASSIVE 5Y3/1 FINE TUFF,130-150 CM 5GY4/1 FINETUFF HEAVILY
BIOTURBATED IN 5GY5/1 AND 6/1--ONECOARSER 2 MM(?) LAMINA AT 140 CM;D SLI.
DEF.;U CLAST COMPOSITION (21-75 CM) IS BASALT (SOME PL. PHYRIC)30%,GLASS
30%,PUMICE 30%,ZEOLITE 5%,ANDESITE + ACIDVOLCANICS 5%;M BASALT,GLASS,
PUMICE,ZEOLITE,ANDESITE,ACID VOLCANICS,TUFF;P PLANKTONIC FORAMS MARKING
LAM. 80-86 CM,NUMEROUS (30%) SCATTERED FORAMS FORMINGSOMETIMES LENTICULAR
LAMINAE 119-130 CM,IN THE WHOLE SECTION THE FORAMS ARE RATHER RARE AND
TRANSFORMED;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 291.60/ 291.82
Hole: 451 Depth to Top of Core(m) : 290.00
Core: 32 Depth Top/Bottom Interval(mm): 00/ 320
Sect: CC
Visual Text Description:
RL FINE TUFF;C 2.5Y3/2,5GY6/1;S 2.5Y3/2 FINE TUFFWITH RARE INDIVIDUAL
5GY6/1 BURROWS AND SOME PARALEL LAMINATION
Leg : 59 Depth Top/Bottom of Layer(m) : 299.50/ 300.60
Hole: 451 Depth to Top of Core(m) : 299.50
Core: 33 Depth Top/Bottom Interval(mm): 00/1100
Sect: 1
Visual Text Description:
RL TUFF;C 5Y2/1,5Y5/1,5YR3/2,5YR3/3,5Y3/1;S 0-10 CM5Y2/1 FINE TUFF
BIOTURBATED WITH 5Y5/1,10-50 CMCOARSE GRAINED 5Y2/1 TUFF GRADED FROM SILT
TO MED.SAND,50-51 CM FINE SAND 5YR3/2 TUFF,51-72 CM 5Y2/1FINE TUFF
BIOTURBATED IN 5Y5/1,72-77 CM COARSER FINE SAND 5Y2/1 TUFF W/ONE BAND OF
FINE 5YR3/3 TUFF AT75-76,77-110 CM MASSIVE FINE 5Y3/1 TUFF;D HIGH. DEF.;U
50-51 CM RICH IN RED IRON OXIDES OR ACIDIC VOLC.GRAINS;M IRON OXIDES OR
ACID VOLC GRAINS;P RAREFORAMS 10-50 CM,FORAMS PRESENT 50-51 CM
Leg : 59 Depth Top/Bottom of Layer(m) : 301.00/ 301.36
Hole: 451 Depth to Top of Core(m) : 299.50
Core: 33 Depth Top/Bottom Interval(mm): 00/ 360
Sect: 2
Visual Text Description:
RL FINE TUFF;C 5Y3/1;S MASSIVE;O AS BTM SECT.1
Leg : 59 Depth Top/Bottom of Layer(m) : 301.46/ 301.56
Hole: 451 Depth to Top of Core(m) : 299.50
Core: 33 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
RL FINE TUFF;C 5Y3/1;S MASSIVE
Leg : 59 Depth Top/Bottom of Layer(m) : 309.00/ 310.50
Hole: 451 Depth to Top of Core(m) : 309.00
Core: 34 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
RL TUFF;C 5Y6/1,5Y3/1,5G5/2,5Y2/1,5GY4/1,5Y5/1;S 0-40 CM FINE TUFF OF
MANY COLORS MAINLY 5Y6/1 AND 5Y3/1W/SOME MM THICK PARALLEL LAM. OF 5G5/2
AND SOME MED.SAND 5Y2/1 TUFF LAYERS (0-2,17-18,30-35 CM)--SHARPCONTACTS,
40-50 CM 5Y2/1 LITHIC AND VITRIC LAPILLI(AVE. DIM. OF GRAINS 0.5 CM
ROUNDED) POORLY CEMENTED BY FINE TUFF--GIVEN BY BASALT,GLASS,PUM,AND
FEWACID VOLC.,50-150 CM FINE 5GY4/1 TUFF W/SOME COARSE(MED. SAND) 5Y3/1
TUFF LAYERS,LOAD CASTS AT 67 CM,RECRYSTALLIZED (CHERTIFIED?) LAMINAE AT 77
CM,88-97CM FAULTED AND DISTURBED PARALLEL LAM.,CROSS LENTICULAR LAM.
111-114 CM,115-123 CM 5Y5/1 BIOTURB.;D HIGH DEF.;U VESICULAR BASALT (PL.
PHYRIC) CLASTS,ISOLATED,ROUNDED,MAX 1 CM DIA,AT 80-82 CM;M BASALT,GLASS,
PUMICE,ACIDIC VOLCANICS;O N.B. PIECES ARE USUALLYBROKEN AT COARSER TUFF
LEVELS. THIS MAY SUGGEST THAT MOST OF THE COARSE MATERIAL HAS BEEN LOST
DURINGDRILLING,FOR ITS LOWER DEGREE OF CEMENTATION. THISAPPLIES FOR ALL
PREVIOUS CORES STARTING FROM 15
Leg : 59 Depth Top/Bottom of Layer(m) : 310.50/ 310.64
Hole: 451 Depth to Top of Core(m) : 309.00
Core: 34 Depth Top/Bottom Interval(mm): 00/ 140
Sect: 2
Visual Text Description:
RL FINE TUFF;C 5GY4/1,5Y2/1;S FINE 5GY4/1 TUFF(MASSIVE) WITH SOME
COARSER 5Y2/1 INTERVALS;D SLI.
Leg : 59 Depth Top/Bottom of Layer(m) : 310.74/ 310.84
Hole: 451 Depth to Top of Core(m) : 309.00
Core: 34 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
RL FINE TUFF;C 5GY4/1,5Y2/1;S 5GY4/1 FINE TUFF W/SOME 5Y2/1 COARSER
LAYERS,26 DEGREE DIP MEASURED ONWHOLE PIECE AT CONTACT BETWEEN LAPILLI AND
UNDERLYNG FINE TUFF
Leg : 59 Depth Top/Bottom of Layer(m) : 318.50/ 319.23
Hole: 451 Depth to Top of Core(m) : 318.50
Core: 35 Depth Top/Bottom Interval(mm): 00/ 730
Sect: 1
Visual Text Description:
RL TUFF,LAPILLI;C 5Y2/1,5GY4/1;S 0-20 CM VERY FINE5Y2/1 TUFF W/RARE
INTERCALATIONS OF SLIGHTLY COARSER TUFF [DIP?],20-36 CM MED. SAND-SIZED
MASSIVE 5Y2/1TUFF,36-73 CM 5GY4/1 VOLC. LAPILLI,RATIO C/M 4:1,DIMENSIONS
CLASTS MAX 2 CM AVE 0.5 CM INCREASINGDOWNWARD IN LEVELS AT 44-50 56-59 AND
64-73 CM,MATMATRIX SCARCE AND PARTLY WASHED OUT FINE TUFF,CLASTS
BASALT+GLASS+PUMICE 90%,ANDESITIC + ACIDIC VOLCANIC (? CHECK
W/PETROLOGISTS) 10%;D (UNDEFORMED?);MBASALT,GLASS,PUMICE,ANDESITIC AND
ACIDIC VOLCANICS
Leg : 59 Depth Top/Bottom of Layer(m) : 319.33/ 319.43
Hole: 451 Depth to Top of Core(m) : 318.50
Core: 35 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
RL VOLC. LAPILLI;C 5GY4/2;S VOLC. LAPILLI GRADINGDOWNWARD TO A BASALTIC
BRECCIA WITH BIG 3-6 CMANGULAR FRESH PL. PHYRIC BASALT FRAGS,FOR THE
LAPILI SEE DESC. SECT. 1;M BASALT;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 328.00/ 328.75
Hole: 451 Depth to Top of Core(m) : 328.00
Core: 36 Depth Top/Bottom Interval(mm): 00/ 750
Sect: 1
Visual Text Description:
RL TUFF,LAPILLI;C 5Y2/1,5GY5/1,5GY4/1;S 0-7 CM 5Y2/1COARSE-SAND-SIZED
TUFF,7-12 CM MASSIVE 5Y2/1 FINETUFF--SHARP BASAL CONTACT,12-21 CM VOLCANIC
LAPILLI. ROUNDED BASALT GLASS AND PUM FRAGS (MAX 1 CM DIAAVE 0.4 CM) IN
FINE TUFF MATRIX--RATIO C/M IS 3/1,21-41 CM 5Y2/1 FINE-SAND-SIZED TUFF
W/SOME LAYERS OF SILT (FINER) TUFF (SAME COLOR) AT 26-27 AND 30-31CM,41-75
CM 5GY4/1 VOLC. LAPILLI RATIO C/M IS 5/1.CLASTS ROUNDED SIZE INCREASING
DOWNWARD (MAX DIM 2X1 CM AVE 0.5 CM),BASALT MAINLY (45%),GLASS+PUM 45%,
ANDESITE OR ACID VOLCANICS 10%,MATRIX FINE TUFF;DHIGH.DEF.;M BASALT,PUMICE,
GLASS,ANDESITE
Leg : 59 Depth Top/Bottom of Layer(m) : 328.86/ 329.16
Hole: 451 Depth to Top of Core(m) : 328.00
Core: 36 Depth Top/Bottom Interval(mm): 00/ 400
Sect: CC
Visual Text Description:
RL TUFF;C 5Y5/1,5Y2/1,5GY4/1;S PIECES OF FINE ANDCOARSE TUFFS OF
DIFFERENT COLORS,MAINLY 5Y5/1 (TWOPIECES),5Y2/1 (SEVERAL PIECES) SHOWING
ALTERNATECOARSE AND FINE LAYERS,AND 5Y2/1 COARSE TUFF WITH ABASALT LAPILLI
LAYER (CLASTS MAX 1.3 CM DIA MOSTLYROUNDED) GRADING TO 5GY4/1 FINE TUFF,
DIP MEASURED ON WHOLE PIECE 34 DEGREES--POOR RELIABILITY DUE TO THE SMALL
SIZE OF THE PIECE AND THE UNCERTAINTY OF THEMEASURED CONTACT;M BASALT
Leg : 59 Depth Top/Bottom of Layer(m) : 337.55/ 338.95
Hole: 451 Depth to Top of Core(m) : 337.50
Core: 37 Depth Top/Bottom Interval(mm): 50/1450
Sect: 1
Visual Text Description:
KSL SANDSTONE?,LAPILLI;C 5Y2/1,5GY2/1-GRNSH BLK;S 5-55CM GRADED FINE
5Y2/1 SAND,55-80 CM 5Y2/1 MED-CRSE SS,80-110 CM 5Y2/1 VOLC. LAPILLI TUFF.
FINE SS MATRIXW/20% 5GY2/1 CLASTS (C/M: 4:1),110-130 CM FINE-CRSESS,
130-135 CM CRSE SS,135-145 CM LAPILLI TUFF (MAXDIM 7 MM);U SIZE OF CLASTS
2X3 MAX (CM) 3X4 MM AVE,ANGULAR TO SUBANGULAR,COMPOSITION: PLAG PHYRIC
BASLT W/ALTERED GROUNDMASS (REPLACED W/SMEC?),APHYRIC TOAPHANITIC BASALTS
OR BASALTIC ANDESITE,ALTERED PUM.,BASALTS W/VARIOLITIC GROUNDMASS,SOME OF
THE CLASTSEXTREMELY ALTERED WITH DISSIMILATED (SIC) PYRITE,ALMOST ALL
CLASTS ARE HIGHLY VESICULAR (2-5%?);MPLAGIOCLASE PHYRIC BASALT,SMECTITE?,
BASALT,PYRITE;OENC. NOTE: VERY POOR DESCRIPTION ON FORM
Leg : 59 Depth Top/Bottom of Layer(m) : 339.00/ 339.27
Hole: 451 Depth to Top of Core(m) : 337.50
Core: 37 Depth Top/Bottom Interval(mm): 00/ 270
Sect: 2
Visual Text Description:
KSL LAPILLI TUFF;S AS IN BOTTOM OF SECT. 1,C/M=4/1;Z 33132000
Leg : 59 Depth Top/Bottom of Layer(m) : 339.45/ 339.58
Hole: 451 Depth to Top of Core(m) : 337.50
Core: 37 Depth Top/Bottom Interval(mm): 80/ 210
Sect: CC
Visual Text Description:
KSL LAPILLI TUFF,SANDSTONE;C 5Y2/1;S 8-11 CM LAPILLITUFF,11-21 CM GRADED
CRSE SS--LAPILLI TUFF,2 DEGREEDIP;Z 33132000
Leg : 59 Depth Top/Bottom of Layer(m) : 347.00/ 348.50
Hole: 451 Depth to Top of Core(m) : 347.00
Core: 38 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
KSL LAPILLI;C -GREEN;S WHOLE SECT. IS 3-6 CM PIECES OF CORE,0-5 CM FINE
SS (VERY HARD),5-150 LAPILLI TUFFC/M = 3/1,MAX DIA 5 MM,MED-CRSE 12-24 CM,
FINER TO 60 CM AND 111-119 CM,REST COARSER,COMPOSITION OFCLASTS: 50-60%
FINE GRAINED TO APHANITIC BASALTS ORBASALTIC ANDESITES,30% APHYRIC
VESICULAR ALTEREDVARIOLITIC BASALTS,10% ALTERED CLASTS OF PUMICE,SMALL
(<0.05 MM) PIECES OF HIGHLY OXIDIZED VOLCANICS (POSS. ALT. ANDESITES) ARE
PRESENT IN MATRIX;U BIGCLAST OF PLAGIOCLASE OLIVINE PHYRIC BASALT
(135-142CM?)-- PL-PHENOCRYSTS 10%-ELONGATE TUBULAR XSTALS(2-3 MM),
PL-SUBPHENOCRYSTS 5%- ELONG. PRISMATICXSTALS (0.5 MM),OL-PHENOS 5%- SHORT
PRISMS IRREG.PARTIALLY(?) RESOLVED (3-4 MM)--RELATIVELY FRESH,GROUNDMASS--
70%(?) CRYSTALLIZED,VERY FINE GRAINED,APHANITIC TO HYALOPILITIC AND
INTERSERTAL. GROUNDMSS AND PHENOS OF OL. ARE LOCALLY REPLACED WITH
GREENSMECTITE;M BASALT,ANDESITES,PUMICE,PLAGIOCLASE,OLIVINE,SMECTITE;H
HARD;Z 33132000
Leg : 59 Depth Top/Bottom of Layer(m) : 348.50/ 350.00
Hole: 451 Depth to Top of Core(m) : 347.00
Core: 38 Depth Top/Bottom Interval(mm): 00/1500
Sect: 2
Visual Text Description:
KSL LAPILLI,TUFF;C 2.5Y5.5/1,7.5YR3/2-DK.BN,2.5YR5/0-GREY,-WHITE,-RED,
2.5Y4.5/1,2.5Y4/0,2.5Y4.5/0,5GY4/1-DK.GNSH GY,N5-GY;S 0-10 CM LAPILLI TUFF
ASBTM SECT.1,10-32 CM 6 PCS VESICULAR BASALT--PROBABLY ALL ONE CLAST
BROKEN BY DRILLING,0-32 CM ALL 2-6 CM PIECES,32-150 CM 3-16 CM PCS,32-41
CM MED.SS. V.TUFF--LOAD CAST 39-41 TO FINE SS-SILT V.T.,41-53 CMFINE-MED
SS V.T.,53-74.5 CM F V.T.--3 MM DIA. SUBHORIZ. BURROW AT 66 CM AND
2.5Y5.5/1 MOTS NEAR BTM,74.5-79 CM 40% 7.5YR3/2 AND 60% 2.5YR5/0
W/INTENSEBIOTURBATION AND MANY WHITE FORAMS,79-87 CM SLIGHTBIOTURB. SAME
COLORS--MANY FORAM SPECKS <1%,87-94 CM MASSIVE FINE SS V.T.,94-97 CM
LAPILLI TUFF LAYER(1X1.5 CM PUMICE),97-104 CM FINE SS V.T.,104-110 CMCRSE
SS V.T.,110-115 CM FINE SS V.T.,115-123 CM CRSE SS V.T.--1% RED 1 MM,
123-129 CM BIOTURB. F.V.T.--2.5Y4.5/1 WITH 2.5Y5.5/1 (WH. FORAM SPECKS),
129-133CM GRADED MED-FN SS,133-141 CM F.V.T. 2.5Y4/0,141-144 CM VT.,FN SS
2.5Y4.5/0 W/FORAM SPECKS <1%,144-150CM INTERLAYERED 5GY4/1 AND N5,20
DEGREE DIPS;U 10-32 CM (BASALT):PLAGIOCLASE OLIVINE PHYRIC VESICULARBASALT,
COMPOSITION: PL-PHENOCRYSTS 20%- SHORTPRISMATIC XSTALS (2-3 MM) SLIGHTLY
RESORBED,OL-PHENO 5%- 0.5 MM,GRNDMASS-FINE GRAINED MED. GREY,
20%CRYSTALLIZED,HYALOPILITIC TO INTERSERTAL. LOCALLYAPHANITIC,VESICLES 15%
SPHERICAL. IRREGULAR (2-3 MMDIA)--MAINLY EMPTY,UPPER PART OF THE PIECE
CONSISTSOF APHYRIC BASALT GRADING INTO PL-OL-PHYRIC;M BASALT,OLIVINE,
PLAGIOCLASE(SEE U),PUMICE;P FORAMS;H HARD;Z 33132000
Leg : 59 Depth Top/Bottom of Layer(m) : 350.00/ 350.44
Hole: 451 Depth to Top of Core(m) : 347.00
Core: 38 Depth Top/Bottom Interval(mm): 00/ 440
Sect: 3
Visual Text Description:
KSL TUFF;C 5GY4/1,5YR4.5/1,2.5Y4/0,5Y4.5/0;S 20 DEGREE DIPS,0-5 CM LAMIN.
DISTBD--LOAD CAST,10 CM 5 MMZONE W/1% FORAMS,5GY4/1 FVT TO 12 CM,12-27
CM5YR4.5/1 WITH FORAM SPECKS <1%,27-28 CM CRSE SS LYR,28-33 CM 2.5Y4/0 FVT,
33-44 CM GRADED CRSE-FINE SS --AT BOTTOM LOAD CAST,IRREGULAR CONTACT WITH
5Y4.5/0FVT;P FORAMS (SEE S)
Leg : 59 Depth Top/Bottom of Layer(m) : 350.54/ 350.57
Hole: 451 Depth to Top of Core(m) : 347.00
Core: 38 Depth Top/Bottom Interval(mm): 00/ 130
Sect: CC
Visual Text Description:
KSL SANDSTONE?,VITRIC TUFF;S 0-9 CM GRADED GRANULE AND CRSE SS UP TO FINE
SS,9-12 CM FINE SS,12-13 CM CRY? SIZED FVT
Leg : 59 Depth Top/Bottom of Layer(m) : 356.50/ 358.00
Hole: 451 Depth to Top of Core(m) : 356.50
Core: 39 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
KSL LAPILLI TUFF;S DIPS = 20 DEGREES,C/M = 4/1,CLASTSPRED. VESICULAR
APHANITIC TO APHYRIC BASALTS ORBASALTIC ANDESITES (AVE 2 MM MAX 6X1 MM
SIZE),44-46CM BIOTURB. FVT,48-52 CM FINE SS V.T.,64-68 CM ZONEOF LARGEST
CLASTS,70-84 CM CRSE-MED SS V.T.;U SMALLFRAGS OF EPIDOTE AS WELL AS GRAINS
OF PYRITE AREPRESENT IN MATRIX,SOME RARE PIECES OF BASALT ARESTRONGLY
ALTERED--HYDROTHEMALLY LIGHT IN COLOR ANDENRICHED WITH PYRITE;M BASALT,
EPIDOTE,PYRITE
Leg : 59 Depth Top/Bottom of Layer(m) : 358.12/ 358.16
Hole: 451 Depth to Top of Core(m) : 356.50
Core: 39 Depth Top/Bottom Interval(mm): 120/ 160
Sect: 2
Visual Text Description:
KSL SANDSTONE;C 5Y2.5/0;S CRSE SS 12-14 CM,FINE SS 14-16 CM
Leg : 59 Depth Top/Bottom of Layer(m) : 358.26/ 358.37
Hole: 451 Depth to Top of Core(m) : 356.50
Core: 39 Depth Top/Bottom Interval(mm): 00/ 210
Sect: CC
Visual Text Description:
VITRIC TUFF,SANDSTONE;C 5Y2.5/0,5Y2/0;S 0-8 CMLAMIN V.T. FINE SS
5Y2.5/0--20 DEGREE DIP,8-15 CM5Y2/0 V.F.T.,15-21 CM 5Y2.5/0 FINE SS V.T.;H
HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 366.00/ 367.50
Hole: 451 Depth to Top of Core(m) : 366.00
Core: 40 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
KSL LAPILLI TUFF;C 2.5Y5/0,2.5Y4/0,5Y2.5/0,5Y2/0,-RED;S 0-55 CM LAPILLI
TUFF WITH 30 DEGREE DIPS. C/M=4/1. MAX CLASTS 7X10 MM AND AVE 3 MM,55-64
CM 2.5Y5/0 TO 2.5Y4/0 CARB. RICH F.V.T.,64-97 CM WELL-BEDDED5Y2.5/0
FINE-MED SS,97-102 CM 5Y2/0 FVT--GRADED(FINE SS UPTO? SILT),102-150 CM
LAPILLI TUFF AS 0-55;M PREDOMINANT CLAST LITHOLOGY: 65% VESICULAR BASALT
OR BASALTIC ANDESITE,20% FRESH AND ALTERED GLASS,5% SUBAERIALLY WEATHERED
BASALT (RED GRAINS),10% PUMICE;P SEVERAL LARGE FORAMS AND (?) CORAL FRAGS
0-55 CM;O SS AT 88 CM--FINE SS
Leg : 59 Depth Top/Bottom of Layer(m) : 367.50/ 369.00
Hole: 451 Depth to Top of Core(m) : 366.00
Core: 40 Depth Top/Bottom Interval(mm): 00/1500
Sect: 2
Visual Text Description:
KSL LAPILLI TUFF;S MAX CLAST SIZE 1.5X2 CM,ROUNDED FVT,MAX CLAST AT 21-23
CM
Leg : 59 Depth Top/Bottom of Layer(m) : 369.00/ 369.95
Hole: 451 Depth to Top of Core(m) : 366.00
Core: 40 Depth Top/Bottom Interval(mm): 00/ 950
Sect: 3
Visual Text Description:
KSL LAPILLI TUFF;O SAME AS PREVIOUS SECTION
Leg : 59 Depth Top/Bottom of Layer(m) : 370.02/ 370.14
Hole: 451 Depth to Top of Core(m) : 366.00
Core: 40 Depth Top/Bottom Interval(mm): 70/ 190
Sect: CC
Visual Text Description:
KSL TUFF;S 7-10 CM 5Y2/1 VITRIC TUFF,10-19 CM GRADEDLAPILLI TUFF (TO MED
SS);C 5Y2/1
Leg : 59 Depth Top/Bottom of Layer(m) : 375.50/ 376.82
Hole: 451 Depth to Top of Core(m) : 375.50
Core: 41 Depth Top/Bottom Interval(mm): 00/1320
Sect: 1
Visual Text Description:
KSL TUFF;C -RED,5Y2/1,5Y3/1,5Y4/4;S WHOLE CORE ISPIECES 2-8 CM THICK (AVE
3-4 CM),0-52 CM LAPILLITUFF WITH C/M = 2/1 (SEE M FOR CLAST COMP.),52-71
CM FINE-CRSE GRAINED VT,RECUMBENT PENECONTEMPORANEOUSFOLD (1.5 CM
AMPLITUDE) AT 71? CM,71-89 CM 5Y3/1 FVT AND 5Y2/1 FINE SS VT IN
ALTERNATING 3-25 MM THICKLAYERS,89-150 CM LAPILLI TUFF AS IN TOP INTERVAL,
109-113 CM 5Y4/4 F.V.T. W/FINE DISSEM. CARBONATE;MCLASTS: PL-OL-PH BASALT
20%,ALTERED GLASS +VITROPHYRIC BASALT + ALT. PUMICE 60%,ALT.
REDANDESITE(?) 15%,REST GLASS+CARB.+TUFF,SOME GLASSHYDROTH ALT.CONTAIN
DISSEMINATED (SP?) PYRITE ANDARE LIGHT IN COLOR;P FEW SCATTERED SHALLOW
WATERBENTHIC FORAMS 0-52,FORAM SPECKS 109-113 CM
Leg : 59 Depth Top/Bottom of Layer(m) : 376.92/ 377.06
Hole: 451 Depth to Top of Core(m) : 375.50
Core: 41 Depth Top/Bottom Interval(mm): 00/ 240
Sect: CC
Visual Text Description:
TUFF;C 5Y4/0;S 0-12 CM SAME LAPILLI TUFF AS BTMSECT.1,12-15 CM FINE SS
V.T.,15-20 CM 5Y4/0 FVT,20-22 CM V.T.,22-24 CM 3 CM SUBANG VESICULAR
BASALT;MBASALT;P FORAM SPECKS 12-15 AND 20-22 CM
Leg : 59 Depth Top/Bottom of Layer(m) : 385.00/ 386.50
Hole: 451 Depth to Top of Core(m) : 385.00
Core: 42 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
KSL TUFF,SS;C 5G4/1,N5,N6,N3,5Y5/1-GREY,5G9/1,5G4/1,-BLK,5Y6/1,5Y3/1;S
WHOLE CORE IS 5-12 CM THICK PCS,0-9 CM LAPILLI TUFF (LARGEST CLAST 5X1 CM),
9-12 CMHIGHLY CONTORTED 5G4/1 AND N5 CALC. F.V.T.,12-50 CMINTERBEDDED N6
F.V.T. AND N3 V.T. FINE SS IN 2-20 MM LAYERS--SANDS DISPLAY TRUNCATED X
BDRY,50-64 CM5Y5/1 FINE SS W/1 MM BLK LAMINAE,AND 5G4/1 LAYERS AT BASE,
64-72 CM 5G4/1 + 5Y5/1 FINE SS AND SLT SIZE,68 CM IS 12 MM BLK MED SS
LAYER WITH 2.5 CM SUBORDINATE NORMAL FAULT DISPLACEMENT AND 9 CM DISPL.
ALONGMAJOR FAULT,72-111 CM BLK. VITRIC TUFF .5-2 CM THBET (SIC) WITH
5Y6/1+BLK LAMINAE,COARSER (MED SS) AT BASE W/LOAD CASTING AND
PENECONTEMPORANEOUSFAULTING (NORMAL) 1.2 CM DISPL.,111-119 CM 5Y3/1FINE
SS-SLT ZONE W/NORMAL FAULTING (1.2 CM DISPL.),119-132 CM MED-FINE SS
LAMIN. W/FORAM RICH 1-2 MMLAYERS TOP HALF,131 CM 5Y5/1 SLT-FINE SS
LAYERFAULTED BELOW,132-150 CM 5Y5/1 SLT-FINE SS FINELYLAMIN.NORMAL FAULTED
(0.5CM DISP),136CM BLK 1CM MEDSS V.T. LAYER;P 50-64 CM >1% FORAMS,
119-132CM FORAM-RICH 1-2 MM LAYERS,132-150 <1% FORAM SPECKS;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 386.50/ 388.00
Hole: 451 Depth to Top of Core(m) : 385.00
Core: 42 Depth Top/Bottom Interval(mm): 00/1500
Sect: 2
Visual Text Description:
KSL SS,TUFF;C -WHITE,5Y4.5/1,5Y6/1;S 0-12 CM MED-FINESS FINELY LAMINATED
W/WH. 1-2 MM LAYERS,12-50 CM MED SS,50-70 CM CRSE SS,70-150 CM LAPILLI
TUFF MAXCLASTS 4X6 MM,LOAD CAST AND DEFORMATION OF UNDERLYNG UNIT AT 80 CM,
80-85 CM 5Y4.5/1 FINE SS-SLT TUFFW/DEFORMED UPPER AND LOWER CONTACTS,
85-110 CM GRADED VITRIC TUFF (W/5Y6/1 LAMINAE)--NORMAL GRADING TO115 CM,
REVERSE GRADING BELOW,MAX CLAST SIZES AT 115CM,2 NORMAL FAULTS (EACH W/7
MM DISPL) AT 130 CM,131-150 CM SEVERAL SMALL PIECES OF FVT AND VT;P
FORAMRICH LAMINAE 0-12 (WHITE) AND 85-110 (5Y6/1) CM;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 388.10/ 388.20
Hole: 451 Depth to Top of Core(m) : 385.00
Core: 42 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
KSL TUFF;C 5Y2/1,2.5Y3/2,5Y6/1;S ONE PIECE MED. SAND-SIZED 5Y2/1 MASSIVE
TUFF W/FINE 2.5Y3/2 TUFF INTERLAYER,ONE PIECE COARSE SILT-SIZED TUFF MADE
BYALTERNATE MM PARALLEL LAMINAE OF 5Y2/1 AND 5Y6/1TUFF ATOP,LENTICULAR AND
CROSS AT BOTTOM
Leg : 59 Depth Top/Bottom of Layer(m) : 394.60/ 394.70
Hole: 451 Depth to Top of Core(m) : 394.50
Core: 43 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
RL TUFF;C 5Y7/1,5Y2/1;S 1 PIECE OF 5Y7/1 AND 5Y2/1FINE TUFF CONSISTING
OF A COMPLEX INTERMIXING OFTHESE COLORS DUE TO VERY HEAVY BURROWING,
SEVERAL PCS MASSIVE 5Y2/1 MED. SAND-SIZED TUFF
Leg : 59 Depth Top/Bottom of Layer(m) : 404.00/ 405.07
Hole: 451 Depth to Top of Core(m) : 404.00
Core: 44 Depth Top/Bottom Interval(mm): 00/1070
Sect: 1
Visual Text Description:
RL MASSIVE FINE 5Y2/1 TUFF;C 5Y2/1,5Y3/2;S 0-20BURROWED IN 5Y3/2,20-80
CM SAME--MASSIVE WITH SOMEPATCHES SLIGHTLY COARSER SAME COLOR,FAINT HIGH
ANGLE INCLINED AND PARALLEL LAMINAE AT 75-80 CM,80-107 CM SAME AS 0-20;P
RICH IN FORAMS,MOSTLY SCATTERED (UPTO 15%) 0-20 AND 80-107 CM,FORAM POOR
(2-5%) 20-80
Leg : 59 Depth Top/Bottom of Layer(m) : 405.17/ 405.47
Hole: 451 Depth to Top of Core(m) : 404.00
Core: 44 Depth Top/Bottom Interval(mm): 00/ 400
Sect: CC
Visual Text Description:
RL TUFF;C 5Y2/1;S SEVERAL SMALL PIECES OF MASSIVEVITRIC TUFF 5Y2/1;P
FORAM POOR;O ACTUALLY IN THESAME LINER AS SECT. 1
Leg : 59 Depth Top/Bottom of Layer(m) : 413.50/ 415.00
Hole: 451 Depth to Top of Core(m) : 413.50
Core: 45 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
RL BOULDER VOLCANIC BRECCIA;C 5Y3/1,5BG7/2-PALE BLUEGREEN;S MATRIX IS
TUFF AND VOLC. LAPILLI OF 5Y3/1COLOR,BOULDERS ARE MAINLY BASALT UP TO
20-30 CM DIM;M 1:5-11 CM FINE GRAINED PLAG. PHYRIC VESICULARBASALT
PL-EUHEDRAL PRISMATIC XSTALS (1-2 MM) 15%GROUNDMASS HYALOPILITIC. OVAL
IRREGULAR (1-1.5 MMDIA) COMPLETELY EMPTY VESICLES 15%, 3: 60-90 CM PL-OL
PHYRIC AMYGDALOIDAL BASALT: PL 30%- EUHEDRAL ANDSUBHEDRAL PRISM XSTALS
(0.5-1 MM).OL 5-7%- SUBHEDRAL SLIGHTLY RESORBED ALTERED AND REPLACED
W/SMECTITE?--SOME PSEUDOMORPHS OF OPX MIGHT ALSO BE PRESENT.AMYGDALS ARE
FILLED WITH DK.GREEN SMECTITE (7-10% OF THE ROCK), 4: 90-99 CM FRAGMENT OF
TUFF BRECCIASIGNIFICANTLY ALTERED HYDROTHERMALLY. CLASTS ARELIGHT IN COLOR
(5BG7/2) MATRIX IS OXIDIZED. SOMECLASTS ARE REPLACED W/EPIDOTE.
DISSIMILATED PYRITEIS PRESENT IN MATRIX (HYDROTHERMAL PRODUCT) AS WELLAS
IN CLASTS. EPIDOTE POSSIBLY PRESENT IN MATRIX, 5:ALSO, 5: 130-150 CM
MATRIX CONSISTS OF LAPILLI TUFFTUFF BRECCIA. COMPOSITION OF SMALL CLASTS
IN MATRIX-VARIES SIGNIFICANTLY-- OL-PL PHYRIC BASALTS,BASALTIC-ANDESITES
W/OXIDIZED MATRIX,GLASS,PUMICE,HYDROTHER-MALLY ALTERED EXTRUSIVE ROCKS;D
MOD. DEF.;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 415.10/ 415.35
Hole: 451 Depth to Top of Core(m) : 413.50
Core: 45 Depth Top/Bottom Interval(mm): 00/ 350
Sect: CC
Visual Text Description:
ZAL VOLCANIC BRECCIA;S SAME AS DESCRIBED IN PREVIOUSSECT.;O AS PREV.
SECT.;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 416.50/ 418.00
Hole: 451 Depth to Top of Core(m) : 416.50
Core: 46 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
KSL BOULDER CLASTS OF IGNEOUS ROCKS;C 5YR3/2-GREYISHBROWN;S 0-62 CM
BOULDER CLASTS (MAINLY PL-OL PHYRICBASALTS)--DESCRIBED UNDER M,62-128 CM
(?) SEDIMENTRY BASALT BRECCIA,128-150 CM FINE SNDST WITH 5YR3/2STAINING OR
LOCAL MATRIX COMPONENT,62-150 CM PIECES3-9 CM THICK;M PLAGIOCLASE-OLIVINE
PHYRIC BASALTSMADE OF: PL 12-20%- EUHEDRAL PRISMATIC XSTALS (2-3MM).
LOCALLY BASALTS ARE ENRICHED W/PLAG PHENOCRYSTS 30-40% (BASALTIC ANDESITE?
HIGH AL BASALT?). BIG(1.5X0.7 CM) PHENOS (XENOCRYSTS) OF PLAG OCCASIONALLY
ARE PRESENT,OL 2-5% SUBHEDRAL SLIGHTLY RESORBED0.5-1 MM CRYSTALS,
PSEUDOMORPHS OF OPX MIGHT ALSO BEPRESENT,GROUNDMASS HYALOPILITIC,GNDMSS OF
ONE CLASTIS HIGHLY OXIDIZED AND DISPLAYS 5YR3/2 COLOR (SUB-AERAL
WEATHERING?)
Leg : 59 Depth Top/Bottom of Layer(m) : 418.00/ 419.50
Hole: 451 Depth to Top of Core(m) : 416.50
Core: 46 Depth Top/Bottom Interval(mm): 00/1500
Sect: 2
Visual Text Description:
KSL BRECCIA;C 5Y2/1,5Y5/1,5GY4/1,5Y6/1;S 0-10 CM 5Y2/1 LAPILLI TUFF,10-18
CM FINE SS TUFF WITH 50 DEGREEDIP--ALSO CUT BY 50 DEG. DIPPING FAULT,18-48
CMBIOTURB. F.V.T. 5Y5/1 AND 2/1--NO CARBONATE,40-41 CM MED SS 5Y2/1 V.T.,
44 CM 1 MM 5GY4/1 LAMINA,48-56 CM MED. SS VIT.,56-68 CM BIOTURB. 5Y5/1 AND
2/1 FINE-SAND-SIZED TUFF (48-68 CUT BY 60 DEG. DIPPING NORMAL FAULTS),
68-73 CM CRSE SS V.T. 5Y2/1,73-79 5Y5/1CALC. SS,79-89 CM MED SS 5Y2/1 V.T.,
89-99 CM 5Y6/1SS,99-112 CM MED SS 5Y2/1 DIPPING 20 DEG.,112-115 2CM 5Y5/1
CALC LAYER--PENECONT. DSTRBD,115-121 CM MED-FINE 2/1 SS WITH 4/1 CLAY
FLAME(?) STRUCT.,121-127CM FAULTED 1 CM 2/1 FINE SS AND 5/1 CALC SS--3
MMDISPL AND BEDDING DIPS 20 DEG.,127-132 CM ABOVE INPART(?) CTCT W/BELOW,
132-150 CM GRADED V.T. LAYER--BOTTOM 3 CM LAPILLI TUFF WHILE TOP IS
MED-FINE SS VT,WHOLE SECT. IS 2-9 CM PCS;P 0-10 CM 30% FORAMS,89-99 CM
FORAM-RICH,99-112 CM FORAMS <1%
Leg : 59 Depth Top/Bottom of Layer(m) : 419.50/ 419.79
Hole: 451 Depth to Top of Core(m) : 416.50
Core: 46 Depth Top/Bottom Interval(mm): 00/ 290
Sect: 3
Visual Text Description:
KSL CRSE SDY VITRIC TUFF;C 5Y2/1;S FEW PUMICE CLASTSUP TO 1CM;M PUMICE;P
FEW LARGE FORAMS;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 423.00/ 424.45
Hole: 451 Depth to Top of Core(m) : 423.00
Core: 47 Depth Top/Bottom Interval(mm): 00/1450
Sect: 1
Visual Text Description:
JLL VITRIC MICROBRECCIA - TUFF;C -MED.GREY,5Y2/1-BLACK,5Y6/1,-WHITE,
5BG5/1-BLUE GREY,-GREY;S 0-8 CM VITRIC MICROBRECCIA MED. GREY COLOR
OVERALL--5Y2/1 V.F.GRND ASH MATRIX WITH 5Y6/1 PUMICE CLASTS (UP TO 5 CM).
PREFERRED ORIENTATION AT RT. ANGLES TO CORE AXIS--?BEDDING. CLASTS
SUBROUNDED MANY TABULAR,8-30 CMCRSE 5Y2/1 SS--ASH AND LAPILLI MOSTLY
MASSIVE. FAINT PALER GREY BANDING.30-63 CM PUMICE V.C. SAND TOGRANULE SIZE
(CRSE VITRIC TUFF -- FINE MICROBRECCIA) MED.GREY AS IN TOP 8 CM. CLASTS UP
TO 5 CM. COARSEST CENTRE UNIT (41-45 CM). CLASTS ANGULAR TO SUBRND.MOSTLY
EQUIDIMENSIONAL. BDDY DIPS 20 DEG. ALSO HAVE5BG5/1 CLASTS,63-145 CM CRSE
VITRIC TUFF: V.C. GRNDW/SCATTERED GRANULES. RARE THIN GRANULE LAYER 1
CMTHICK AT 90-92 CM. RK 5Y2/1 POORLY SORTED SUBANGULAR TO SUBROUNDED.
COMPOSITION PRESUMABLY 5Y2/1 ASHGREY GRAINS UP TO 15%, <5% BASALT CLASTS,
RARE REDBRN (?ANDESITE) CLASTS,133-137 CM FINE TO V.FINEVITRIC TUFF WITH
?BIOTURB. MOTTLES;M PUMICE,BASALT;P 8-30 CM TR TO 1% WHITE ?BIOGENIC
GRAINS,63-145 CMTR-1% WHITE SPECKS ?ORGANIC;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 424.50/ 425.22
Hole: 451 Depth to Top of Core(m) : 423.00
Core: 47 Depth Top/Bottom Interval(mm): 00/ 720
Sect: 2
Visual Text Description:
JLL CONGLOMERATE;C 5Y2/1-BLACK,-MED.GREY,-WHITE;S5Y2/1 CONG.,VARYING FROM
FINE GRANULE (2-4 MM) TOFINE TO MED. PEBBLE SIZE,MATRIX MED. TO CRSE SAND
+BLACK ASH,CLASTS: ANGULAR TO SUBANGULAR (MOSTLYEQUIDIMENSIONAL) SOFT PALE
TO MED.GREY (?TUFF) FRAGS,VARIETY OF APHANITIC DENSE TO VESICULAR BASALTS,
UNIT COARSEST AT 32-37 CM,VAGUE CRUDE ORIENTATION OF SOME TABULAR CLASTS
(MAINLY UNORIENTED),WHITE FRAGAT 35 CM--?ORGANIC;M BASALT,TUFF
Leg : 59 Depth Top/Bottom of Layer(m) : 425.46/ 425.52
Hole: 451 Depth to Top of Core(m) : 423.00
Core: 47 Depth Top/Bottom Interval(mm): 00/ 160
Sect: CC
Visual Text Description:
JLL TUFF;C N4-MED.DK.GREY,-BLACK,5Y2/1-BLK,N6-PALE GY;S 3 ROLLERS: (1) N4
TUFF W/BIOGENIC ADMIXTURE (5:2)--BIOTURBATION. FOUR RND BLK FINELY
VESICULAR BASALTCLASTS (3-4 CM DIA). RK SLI. CALCAREOUS,(2) 5Y2/1 V.F.GRND
SLI. CALC. TUFF CONTAINING FOSSILS,(3) N6 V.F.GRND TUFF;M BASALT;P (1)
?FORAMS-RARE,(2) LG. WHITE GASTROPOD X-SECTION 2 CM. FORAMS ALSO,(3)
RAREFORAMS;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 432.60/ 432.70
Hole: 451 Depth to Top of Core(m) : 432.50
Core: 48 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
JLL TUFF;C -LT.GREY,-MED.GY,N4-GY,N5-GY;S (1) PCS OFMICROBRECCIA AS IN
CORE 47 SEC.2,(2) PCS OF LT. TOMED. GREY V.F.TUFF AS IN 47 CC,(3) 1 LG.
GREY (N4-N5) V.F. GRND TUFF W/SOME BIOTURB. GRAIN AND COLORGRADATION--V.F.
IS LIGHTER GY TO DK. GY COARSER TUFF,ONE CTCT (EROSIONAL) ABRUPT BTW TUFF
AND FINE TOMED. TUFF SAND;P (3) HAS 30% BIOGENIC COMPONENT;DHIGH. DEF.;Z
33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 442.00/ 442.39
Hole: 451 Depth to Top of Core(m) : 442.00
Core: 49 Depth Top/Bottom Interval(mm): 00/ 390
Sect: 1
Visual Text Description:
JLL TUFF;C 5Y2/1;S FRAGMENTS OF BLK 5Y2/1 V.F. GRNDTUFF W/F TO MED
LAMINAE AND X-BEDS;P BIOGENICCOMPONENT 10%;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 442.49/ 442.61
Hole: 451 Depth to Top of Core(m) : 442.00
Core: 49 Depth Top/Bottom Interval(mm): 00/ 220
Sect: CC
Visual Text Description:
JLL TUFF;C N4-MED.DK.GREY;S 3 FRAGS OF CALC. N4BIOTURBATED V.F. GRND TUFF;
P PELAGIC FORAMS (ORBULINA--MID-MIOCENE) AND NANNOS WHICH MAY BE UP TO 20
OR25% OF ROCK;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 451.60/ 451.60
Hole: 451 Depth to Top of Core(m) : 451.50
Core: 50 Depth Top/Bottom Interval(mm): 00/ 100
Sect: CC
Visual Text Description:
JLL VITRIC TUFF;C 5Y2/1-BLK,-WHITE;S 2 PCS. 5Y2/1 MEDGRND V.T.,MASSIVE,
STRUCTURELESS;D HIGH. DEF.;P 2%WHITE ORG GRAINS--INCLUDING BENTHONIC
FORAMS;H HARD;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 461.10/ 461.10
Hole: 451 Depth to Top of Core(m) : 461.00
Core: 51 Depth Top/Bottom Interval(mm): 00/ 100
Sect: CC
Visual Text Description:
JLL VITRIC TUFF;C 5Y2/1-BLK,-ORANGE RED;S FRAGS,FINEV.T. F-M GRND,
BURROWED,FAINT LAMINS,SLI. CALC.,1FRAG BLK MED GRAINED V.T.;D HIGH DEF.;U
BOTH FRAGSHAVE 5% BRIGHT ORANGE RED GRAINS--COMP. UNKNOWN;PF.V.T. HAS
FORAMS--ORBULINA;H HARD;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 470.50/ 470.55
Hole: 451 Depth to Top of Core(m) : 470.50
Core: 52 Depth Top/Bottom Interval(mm): 00/ 50
Sect: 1
Visual Text Description:
JLL MICROBX;C -MED.GREY,-BLK,5BG5/1-BLUE GREY;S GRANULE TO SMALL PEBBLE
SIZE,MATRIX BLK V.F. TUFF,MAJORITY OF CLASTS GRANULE SIZE COMPOSED OF
5BG5/1 SUBANG.TO SUBRND. TUFF OR GLASS;U 2 LARGE PEBBLE CLASTS:ONE MED.GY
SOFT GLASS TUFF,THE OTHER BLK APHANITICBASALT;M GLASS TUFF,APHANITIC
BASALT,TUFF,GLASS;H HARD;Z 33219000
Leg : 59 Depth Top/Bottom of Layer(m) : 470.55/ 471.35
Hole: 451 Depth to Top of Core(m) : 470.50
Core: 52 Depth Top/Bottom Interval(mm): 50/ 850
Sect: 1
Visual Text Description:
JLL VITRIC TUFF;C 5G2/1-DK.GREEN BLACK,-WHITE,5BG5/1-BLUE GREY;S MED.
GRAINED WITH INTERVALS (AT TOP) OFCOARSE TO VERY COARSE GRAINS,COLOR IS
5G2/1 FINELYSPECKLED W/FINE WHITE GRAINS (?CARB ?PUMICE?),FAINTBEDDING (30
DEG. DIP),SCATTERED SMALL 5BG5/1 GRANULES OF TUFF OR GLASS (AS ABOVE);M
?CARB.,?PUMICE;OHARD CUTTING ON SAW. VERY COMPACT AND DENSE;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 471.35/ 471.50
Hole: 451 Depth to Top of Core(m) : 470.50
Core: 52 Depth Top/Bottom Interval(mm): 850/1000
Sect: 1
Visual Text Description:
JLL MICROBX;C 5B4/1-MED.GREY,-MED.GY,-PALE GY,-BLK,-RED BRN;S V.CRSE SAND
TO GRANULE SIZE,5B4/1 COLOR,CLASTS ANGULAR TO SUBROUNDED,POORLY SORTED
ANDUNORIENTED,LIKE TOP UNIT OF 47-1 (0-8 CM),RARE LG.CLASTS OF PALE GY.
TUFF;M CLAST COMPOSITION: MED. TO PALE GREY TUFF OR GLASS 60%,BLK TUFF?
BASALT 20%,MATRIX 15%,RED.BRN. (?ANDESITE) TRACE-<1%;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 471.64/ 471.59
Hole: 451 Depth to Top of Core(m) : 470.50
Core: 52 Depth Top/Bottom Interval(mm): 00/ 50
Sect: CC
Visual Text Description:
JLL TUFF;C N1-BLK,N3-DK.GRY,-WHITE;S SOME MICROBX ASIN 85-100 CM OF 52-1?,
ONE PIECE N1-N3 TUFF,VERY FINE GRAINED,CALCAREOUS,VAGUELY BEDDED (20 DEG.
DIP),SOME ZONES SPECKLED W/MINUTE WHITE (?CARB),NEAR BASE IS 1 CM GRADED
ZONE W/ABRUPT LOWER CONTACT ON UNDERLYING VERY FINE BLACK TUFF;P BIOGENIC
PALER GREYBLEBS IN BIOTURBATED UPPER PART OF PIECE,SPARSEFORAMS IN ZONE
NEAR BASE
Leg : 59 Depth Top/Bottom of Layer(m) : 473.50/ 474.53
Hole: 451 Depth to Top of Core(m) : 473.50
Core: 53 Depth Top/Bottom Interval(mm): 00/1030
Sect: 1
Visual Text Description:
JLL VITRIC TUFF;C 5G2/1-GREENISH BLK,5BG5/1;S FINE TOMED GRND 5G2/1 V.T.
(AS IN 52-1 5-85 CM),GRAINS AREANGULAR TO SUBANGULAR AND UNORIENTED,
MASSIVE WITH NO APPARENT BEDDING,BECOMES COARSER AT ABOUT 80CM W/VERY CRSE
AND GRANULE SIZE FRAGS OF 5BG5/1 TUFF? PUMPUMICE? (CLASTS UP TO 3 MM),
PRESUMABLY A GRADATIONALTACT INTO COARSE UNIT BELOW;M ?PUMICE,TUFF;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 474.53/ 475.00
Hole: 451 Depth to Top of Core(m) : 473.50
Core: 53 Depth Top/Bottom Interval(mm): 1030/1500
Sect: 1
Visual Text Description:
JLL LAPILLI;C 5G2/1-GREENISH BLACK,5BG5/1-PALER GREENGREY,N4-MED.GREY;S
5G2/1 MATRIX (AS ABOVE) BUT WITH20% SUBANGULAR TO SUBROUNDED CLASTS (UP TO
1 CM AVE.0.5 CM) OF 5BG5/1 TUFF AND BASALT AND IRREGULARBLEBS OF PUMICE
(UP TO 2 CM),LARGE COBBLES (UP TO 8CM) OF N4 VESICULAR BASALT (SOME W/ALT.
MARGINS) BTW 103 AND 135 CM;M TUFF,PUMICE,BASALT,VESICULARBASALT (SOME
W/ALT MARG.);H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 475.00/ 475.72
Hole: 451 Depth to Top of Core(m) : 473.50
Core: 53 Depth Top/Bottom Interval(mm): 00/ 720
Sect: 2
Visual Text Description:
JLL CONGLOMERATE (LAPILLI);C 5G2/1-GREENISH BLACK;S AS IN 53-1 103-150 CM;
U LG. COBBLE 5G2/1 SPARSELYVESICULAR PORPHYRITIC BASALT,PHENOCRYSTS UP TO
3 MM;M CLINOPYROXINE-PLAGIOCLASE (OLIVINE) BASALT
Leg : 59 Depth Top/Bottom of Layer(m) : 475.85/ 475.95
Hole: 451 Depth to Top of Core(m) : 473.50
Core: 53 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
JLL CONGLOMERATE (LAPILLI);S AS IN 53-2;U ONE LG.COBBLE OF PORPHYRITIC
VERY VESICULAR (VESICLES TO<1 MM) BASALT;M PORPHYRITIC VESICULAR BASALT
Leg : 59 Depth Top/Bottom of Layer(m) : 480.00/ 481.42
Hole: 451 Depth to Top of Core(m) : 480.00
Core: 54 Depth Top/Bottom Interval(mm): 00/1420
Sect: 1
Visual Text Description:
KSL BRECCIA(?);C -MED.DK.GREY;S WHOLE SECTION IS PCS2-8 CM THICK,C/M
RATIO IS 1/2,CLASTS IN MATRIX ARE3 MM W/ZEOLITIC AND CARBONATE CEMENT (80%
ZEOL 20%CARB),SOME OLIVINE CLASTS (1 MM) 5% OF ROCK,BIGCLASTS 39-48,68-78,
AND 105-139 CM;U 8X70 MMCHALCEDONIC VEIN FILLING WITH DISCONTINUOUS
CALCITEMARGINS;M COMPOSITION OF BIG CLASTS: MAINLY UNIFORMAND PRESENTED BY
PLAGIOCLASE OLIVINE PHYRIC VESICULAR BASALT OF MED.DK.GRY COLOR,PL 30%-
SHORT PRISMS +TABULAR GRAINS (1-1.5 MM),OL 5-7%- IRREGULARISOMETRIC GRAINS
SLIGHTLY RESORBED (<1 MM),GROUNDMSS FINE-GRAINED POSSIBLY HYALOPILITIC,
VESICLES 15%-SPHERICAL OVAL AND IRREG. IN SHAPE--MOST COMPLETELYEMPTY BUT
SOMETIMES LINED W/THIN FINE CRYSTALLINECOVER OF ZEOLITES + CLAY(?) +
CARBONATES,BASALTS ARE RARELY VEINED W/AMORPHIC (AMORPHOUS) ZEOL. (0.5-0.7
CM THICK),ALSO OLIVINE,CALCITE,AND CHACEDONY PRESENT IN ROCKS
Leg : 59 Depth Top/Bottom of Layer(m) : 481.50/ 482.92
Hole: 451 Depth to Top of Core(m) : 480.00
Core: 54 Depth Top/Bottom Interval(mm): 00/1420
Sect: 2
Visual Text Description:
KSL BRECCIA(?);S 1-1U CM PIECES,FOR DESC. OF MATRIXSEE SECT.1,BIG BASALT
CLASTS 0-8 12-25 73-77 AND 85-93 CM,COMPOSITION OF BIG CLASTS IS SAME AS
PREVIOUSSECT.,NOTEWORTHY IS CONSTANT PRESENCE OF OLIVINEFRAGS IN MATRIX;M
BASALT (PLAG.AND OL.),OLIVINE
Leg : 59 Depth Top/Bottom of Layer(m) : 482.92/ 483.00
Hole: 451 Depth to Top of Core(m) : 480.00
Core: 54 Depth Top/Bottom Interval(mm): 1420/1500
Sect: 2
Visual Text Description:
KSL MED-CRSE GND VITRIC TUFF;C -WHITE;S ALTERED,20%WHITE ZEOLITE AND
CALCITE IN MATRIX,1-11 CM PCS;MZEOLITE,CALCITE;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 483.00/ 484.50
Hole: 451 Depth to Top of Core(m) : 480.00
Core: 54 Depth Top/Bottom Interval(mm): 00/1500
Sect: 3
Visual Text Description:
KSL VITRIC TUFF;S EXCEPT WHERE OTHERWISE INDICATED--SAME AS V.T. OF
SECT.2,0-112 CM 4-19 CM THICK PCS,35-65 CM MED-FINE GRAINED ALTERED V.T.
(ZEOL.+CALC.SPECKS <1%,112-120 CM SMALL PIECES,120-130 CM SINGLE PIECE OF
SAME VITRIC TUFF,130-150 CM SM. PCS.;MZEOLITE,CALCITE;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 484.50/ 486.00
Hole: 451 Depth to Top of Core(m) : 480.00
Core: 54 Depth Top/Bottom Interval(mm): 00/1500
Sect: 4
Visual Text Description:
KSL MED-CRSE GRAINED ALT VITRIC TUFF;S SAME AS SECT.2 AND 3,CONSISTS OF
PIECES 1 TO 31 CM LONG;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 486.10/ 486.20
Hole: 451 Depth to Top of Core(m) : 480.00
Core: 54 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
KSL MED-CRSE GRND ALT VITRIC TUFF;S SAME AS BEFORE;UALT. GLASS
(MONTMORILLONITE? SMECTITE?),SOME PIECESOF ALT. PUMICE CONTAIN BUBBLE
FILLINGS OF CALCITEW/AN INTERFERENCE CROSS UNDER POLARIZED LIGHT;M ALT.
TUFF,GLASS,AND PUMICE,CALCITE;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 489.50/ 490.56
Hole: 451 Depth to Top of Core(m) : 489.50
Core: 55 Depth Top/Bottom Interval(mm): 00/1060
Sect: 1
Visual Text Description:
KSL SEDIMENTARY BASALT BRECCIA;C 5GY2/1-GREENISH BLACK;S CLAST/MATRIX
RATIO IS 2:1,CLASTS ARE OF 3 TYPES(SEE M FOR DETAILS),CLASTS ARE ANGULAR
TO ROUNDED OF AVE 0.5X0.5 AND MAX 1X1 CM SIZE,MATRIX COMPOSITION: SMALL
CLASTS OF SAME COMPOSITION AS BIG + ALT.GLASS (REPLACED W/GREEN
SMECTITE)--CEMENTED W/ZEOLAND CARB.;M CLASTS ARE: A) PL-PHYRIC
BASALTICANDESITES (HIGH AL BASALTS?), B) APHYRIC BASALTS(BASALTIC
ANDESITES?),AND C) ANDESITE W/HIGHLYOXIDIZED GROUNDMASS,MATRIX HAS ALT.
GLASS (SMECTITE),ZEOLITES AND CARBONATES
Leg : 59 Depth Top/Bottom of Layer(m) : 490.56/ 491.00
Hole: 451 Depth to Top of Core(m) : 489.50
Core: 55 Depth Top/Bottom Interval(mm): 1060/1500
Sect: 1
Visual Text Description:
KSL MED-FINE GRAINED ALTERED VITRIC TUFF;C 5GY2/1;OTOP OF GRADED
UNIT-95CM-SECT.2;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 491.00/ 492.50
Hole: 451 Depth to Top of Core(m) : 489.50
Core: 55 Depth Top/Bottom Interval(mm): 00/1500
Sect: 2
Visual Text Description:
KSL ALTERED VITRIC TUFF;S 0-36 CM MED-FINE ALT. V.T.,36-73 CM MED-CRSE
ALT. V.T.,73-95 CM SEDIMENTARYBASALT BRECCIA AS IN SECT.1,95-150 CM
MED-CRSE ALT.V.T.;M BASALT;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 492.50/ 494.00
Hole: 451 Depth to Top of Core(m) : 489.50
Core: 55 Depth Top/Bottom Interval(mm): 00/1500
Sect: 3
Visual Text Description:
KSL SEDIMENTARY LAPILLI LITHIC TUFF;C 10R4/2-GREYISHRED;S VITRIC AND
LITHIC TUFFS (<2 MM) 0-5 CM,FINEVITRIC TUFF 5-10 CM,SEE M FOR CLAST COMP.;
U 4X3 CMCLAST OF ANDESITE AT 50 CM,SPARSELY PLAG. PHYRICFINE-GRAINED
10R4/2,GRNDMSS--APHANITIC HIGHLYOXIDIZED;M COMP. OF SMALL CLASTS:
PL-PHYRIC ALTEREDBASALTS,APHYRIC BASALTS,PLAGIOCLASE AND OLIVINEXSTALS,
ALT. GLASS,HYDROTHERMALLY ALT. VOLCANICS WITH DISSIMINATED PYRITE,ANDESITE
CLAST AT 50 CM
Leg : 59 Depth Top/Bottom of Layer(m) : 494.10/ 494.24
Hole: 451 Depth to Top of Core(m) : 489.50
Core: 55 Depth Top/Bottom Interval(mm): 00/ 240
Sect: CC
Visual Text Description:
KSL LAPILLI TUFF;O SAME AS AT LOWER PART OF PREVIOUSSECTION
Leg : 59 Depth Top/Bottom of Layer(m) : 499.00/ 500.50
Hole: 451 Depth to Top of Core(m) : 499.00
Core: 56 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
ZKL LAPILLI TUFF;S 25 DEG. DIP AT 10 CM,VITRIC ANDLITHIC TUFFS (1/4 MM)
10-96 CM,COARSER TUFF (1/2 TO1 MM) 96-104 CM,GRAIN SIZE INCREASES FROM
TUFF DOWNTO COARSER TUFF
Leg : 59 Depth Top/Bottom of Layer(m) : 500.50/ 502.00
Hole: 451 Depth to Top of Core(m) : 499.00
Core: 56 Depth Top/Bottom Interval(mm): 00/1500
Sect: 2
Visual Text Description:
ZKL VITRIC AND LITHIC TUFFS;S 0.5-1 MM SIZE 0-55 CM,FINE VITRIC TUFF
LAYER 55-60 CM,0.5 MM SIZE AND SOME GRADED BEDDING 60-102 CM,INTERBEDDED
LAPILLI AND V.AND L. TUFFS (0.5 MM) 102-132 CM;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 502.00/ 503.50
Hole: 451 Depth to Top of Core(m) : 499.00
Core: 56 Depth Top/Bottom Interval(mm): 00/1500
Sect: 3
Visual Text Description:
ZKL TUFFS;C -BLACK;S 0-45 CM VITRIC AND LITHIC TUFFS(0.5-1 MM),45-70 CM
FINE VITRIC TUFFS (<0.5 MM),70-103 CM LAPILLI TUFF LAYER WITH CLAST
INCREASING INSIZE DOWNWARD FROM 1 MM AT THE TOP TO 1-3 CM AT BTM,103-145
CM VITRIC AND LITHIC TUFFS W/SOME GRADEDBEDDING;U BLACK STRIPES? (0.5-1 MM
THICK) AT 5 AND 9 CM--LIGNITE;M COMPOSITION OF RELATIVELY BIG FRAGS(AT 100
CM): VESICULAR APHYRIC BASALTS (BASALTICANDESITES),PL-PHYRIC BASALTS,ALT.
GLASS AND PUMICE,SOME FRAGS. ARE HYDROTHERMALLY ALT. AND CONTAINSMALL
GRAINS OF DISSIMILATED PYRITE,LIGNITE,TUFF
Leg : 59 Depth Top/Bottom of Layer(m) : 503.50/ 504.26
Hole: 451 Depth to Top of Core(m) : 499.00
Core: 56 Depth Top/Bottom Interval(mm): 00/ 760
Sect: 4
Visual Text Description:
TUFF;S 0-5 CM VITRIC LITHIC TUFFS (1 MM),5-15 CMFINE VITRIC TUFF,15-76 CM
VITRIC AND LITHIC TUFFS TO LAPILLI TUFF W/NO EVIDENT SORTING,MAX PIECE
SIZE5X5 CM,CLASTS ARE VESICULAR BASALTS,PUMICE,ALT. GLAS;M VESICULAR
BASALTS,PUMICE,ALTERED GLASS
Leg : 59 Depth Top/Bottom of Layer(m) : 504.36/ 504.51
Hole: 451 Depth to Top of Core(m) : 499.00
Core: 56 Depth Top/Bottom Interval(mm): 00/ 250
Sect: CC
Visual Text Description:
VITRIC AND LITHIC TO LAPILLI TUFF;O SAME AS SECT.4;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 508.50/ 508.85
Hole: 451 Depth to Top of Core(m) : 508.50
Core: 57 Depth Top/Bottom Interval(mm): 00/ 350
Sect: 1
Visual Text Description:
ZKL LAPILLI TUFF TO SEDIMENTARY VOLCANIC MICROBRECCIA;S AVE SIZE OF
CLASTS IS 3X4 MM;U 1-6 CM HYDROTHEMALY ALTERED LITHIC TUFF 5X4 CM;M
COMPOSITION OF CLASTS: APHYRIC ALTERED BASALTS,ALTERED PUMICE,ALT. GLASS,
ALT. BASALTS W/OXIDIZED MATRIX;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 508.85/ 509.68
Hole: 451 Depth to Top of Core(m) : 508.50
Core: 57 Depth Top/Bottom Interval(mm): 350/1180
Sect: 1
Visual Text Description:
ZKL VITRIC AND LITHIC TUFF;S 0.5-1 MM,W/OCCASIONALTHIN INTERBEDDING OF
LAPILLI TUFFS;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 509.68/ 510.00
Hole: 451 Depth to Top of Core(m) : 508.50
Core: 57 Depth Top/Bottom Interval(mm): 1180/1500
Sect: 1
Visual Text Description:
ZKL LAPILLI TUFF TO SEDIMENTARY VOLCANIC MICROBRECCIA;O SAME COMPOSITION
AND CLAST SIZE AS AT THE TOP OFTHIS SECTION (57-1 0-35 CM)
Leg : 59 Depth Top/Bottom of Layer(m) : 510.00/ 511.50
Hole: 451 Depth to Top of Core(m) : 508.50
Core: 57 Depth Top/Bottom Interval(mm): 00/1500
Sect: 2
Visual Text Description:
KSL MEDIUM TO COARSE VITRIC-LITHIC TUFF;C 5Y2/1-BLACK;S 0-5 CM GRADED
MICROBRECCIA (LARGEST CLAST 0.6 CM),15-18 AND 53-58 CM FINE VITRIC TUFF,
67-76 CM HAS FEW 6 MM LAPILLI;D PIECES 2 TO 10 CM LONG;U 7X10 ANG.PUMICE
FRAG,1.5X2.3 CLAST OF ALTERED FVT AT 122 CM,PUM: AT 115 CM;M PUMICE,
ALTERED FVT;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 511.50/ 512.39
Hole: 451 Depth to Top of Core(m) : 508.50
Core: 57 Depth Top/Bottom Interval(mm): 00/ 890
Sect: 3
Visual Text Description:
KSL COARSE VITRIC-LITHIC TUFF (OR TUFFACEOUS SANDSTONE);S 28-33 CM
MICROBRECCIA (MAX CLAST DIA 7 MM),33-67 CM SMALL BROKEN FRAGS. OF FINE
VITRIC TUFF ANDBRECCIA,67-77 CM VITRIC-LITHIC COARSE TUFFACEOUSSANDSTONE
W/FEW 3 MM CLASTS WEAR BASE,82-89 CM 5Y5/1 TUFF. LST? MED-FINE SS;C 5Y5/1;
O CORE WAS DESCRIBED BY KSR AND GZ (ALL SECTIONS);H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 512.49/ 512.55
Hole: 451 Depth to Top of Core(m) : 508.50
Core: 57 Depth Top/Bottom Interval(mm): 00/ 160
Sect: CC
Visual Text Description:
KSL TUFF;S 0-3 CM BRECCIA,3-16 CM VITRIC TUFF
Leg : 59 Depth Top/Bottom of Layer(m) : 518.00/ 519.35
Hole: 451 Depth to Top of Core(m) : 518.00
Core: 58 Depth Top/Bottom Interval(mm): 00/1350
Sect: 1
Visual Text Description:
KSL LITHIC-LAPILLI BRECCIA;C 5G2/1,5Y5/1;S 5G2/1BRECCIA,C/M RATIO 2/1,
ANG-SUBANG CLASTS W/AVE. SIZE3-4 MM,CLASTS: BASALTS 45%,PUMICE 15%,
ALT.GLASSYBASALT+GLASS 35%,OXID ANDESITES 5%,MATRIX: FINERGRAINED AND
CEMENTED W/ZEOL AND CARB.,54-63 AND75-81 CM 5Y5/1 FINE V.T. CLAST;M
BASALTS,PUMICE,ALT.GLASSY BASLT,GLASS,OXID. ANDESITES,ZEOLITES,CARBONATES;
O ALSO DESCRIBED BY GZ
Leg : 59 Depth Top/Bottom of Layer(m) : 519.35/ 519.50
Hole: 451 Depth to Top of Core(m) : 518.00
Core: 58 Depth Top/Bottom Interval(mm): 1350/1500
Sect: 1
Visual Text Description:
KSL FINE VITRIC TUFF W/CALC MATRIX;C 5Y5/1;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 519.50/ 520.64
Hole: 451 Depth to Top of Core(m) : 518.00
Core: 58 Depth Top/Bottom Interval(mm): 00/1140
Sect: 2
Visual Text Description:
KSL FINE VITRIC TUFF;C 5Y6/1,5Y4/1,N4.5-GREY,5G4/1,5G5/1,5Y3/1;S 11-19 CM
5Y6/1 CALC. F.V.T. INTENSELYMOTTLED 6/1 AND 4/1 4-19 CM,26-38 CM LAYERED
ANDFINELY LAMINATED 5Y6/1 F.V.T. DIPPING 30 DEG. (NANNO CHALK),38-45 CM
N4.5 LAMINATED F.V.T. DIPPING 20DEG.,45-51 CM LITHIC AND VITRIC CALC
MICROBRECCIA,51-58 CM N4.5 LAMINATED F.V.T.,58-66 CM MICROBRECCIA AS IN
45-51 CM,67-72 CM 5Y6/1 F.V.T.,72-78 CMINTENSELY BIOTURBATED 5Y6/1 + 5G4/1
(CALC.),82-87 CM 5G5/1 LAMINATED FVT,88-95 CM 5Y5/1 F.V.T. (NANNO-RICH
TUFF),95-113 CM 5Y3/1 F.V.T.;P FORAMS 4-19,67-72,AND 88-95 CM,NANNOS 26-38
AND 88-95 CM;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 520.74/ 521.01
Hole: 451 Depth to Top of Core(m) : 518.00
Core: 58 Depth Top/Bottom Interval(mm): 00/ 370
Sect: CC
Visual Text Description:
KSL 5 PIECES OF FINE-GRAINED MICRO PLAG OL. PHYRICBASALT;S SLIGHTLY
HYDROTHERMALLY ALTERED,FINE GRAIND,ONE PIECE CONSISTS OF FINE VITRIC TUFF;
M PL 30%-SHORT PRISMATIC XSTALS (0.5-1 MM) SOMETIMES SLIGHTLY RESORBED,OL
2-5%- ANHEDRAL XSTALS IRREGULAR (<0.5MM)MAINLY AS PSEUDOMORPHS--SOME
PYROXENE MIGHT BE PRESENT,GROUNDMASS:VERY FINE GRAINED--APHANITIC,
HYDROTHERMALLY ALT. CONTAINS DISSIMILATED PYRITE;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 527.50/ 529.00
Hole: 451 Depth to Top of Core(m) : 527.50
Core: 59 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
ZL SEDIMENTARY VOLCANIC BRECCIA;S C/M IS 4:1,CLASTS:SUBANGULAR
SUBROUNDED 0.5X0.1 CM (AVE.) W/NO EVIDENCE OF SORTING OR ORIENTATION.
COMPOSITION: APHYRICBASALTS 50% PL-PHYRIC BASALTS 10%
ANDESITES?-WITHOXIDIZED MATRIX 10% ALTERED PUMICE 10% ALTERED GLASS AND
GLASSY BASALTS 10%,MATRIX: PIECES OF ALT.BASALTS--ANDESITES--GLASS
CEMENTED W/CARBONATE ANDZEOL.;D BRECCIA;U BIG PLAG-SPARSELY OLIVINE
PHYRICHYDROTHERMALLY ALT. BASALTIC ANDESITE AT 48-66 CM,COMPOSITION IS: PL
30% (0.5-1 MM) OLIVINE 1-2%PSEUDOMORPHS (0.5 MM) SOME PYROXENE MIGHT ALSO
BEPRESENT AS PHENOCRYSTS--GROUND MASS IS VERY FINEGRAINED APHANITIC
W/DISSIMINATED PYRITE (VESICLES10%);M BASALTS,ANDESITES,ALT. PUMICE AND
GLASS,PLAG,OLIVINE,PYROX (MAYBE),PYRITE;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 529.00/ 529.80
Hole: 451 Depth to Top of Core(m) : 527.50
Core: 59 Depth Top/Bottom Interval(mm): 00/ 800
Sect: 2
Visual Text Description:
ZL SEDIMENTARY VOLCANIC BRECCIA;S CLAST:MATRIX IS 5:1,CLASTS ARE
SUBANGULAR TO SUBROUNDED 5X4 CM (MAX)AND 1X2 CM (AVE);M CLASTS: PL-PHYRIC
BASALTS 30%,BASALTIC ANDESITE W/OXIDIZED GROUNDMASS 10-20%,ALT.APHYRIC (?)
AND VARIOLITIC BASALTS--PUMICE--GLASS50%,MATRIX: SAME AS CLASTS BUT MORE
FINE GRAINED(<0.5 MM);H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 529.90/ 530.12
Hole: 451 Depth to Top of Core(m) : 527.50
Core: 59 Depth Top/Bottom Interval(mm): 00/ 320
Sect: CC
Visual Text Description:
ZL SED. VOLC. BRECCIA(?);O SAME AS PREVIOUS(?);H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 537.00/ 538.50
Hole: 451 Depth to Top of Core(m) : 537.00
Core: 60 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
KSL BRECCIATED TUFF;C N4-MED.DK.GY,N2-BLK,N3-DK.GY,5Y4/2,5Y5/2,-RED,5Y5/1,
5YR2/1-BLK,N1,-BLK;S WHOLECORE CONSISTS OF PIECES,0-5 CM BIOTURBATED N4
AND N2 FVT,21-25 CM BLK VITRIC-LITHIC TUFF,28-35 CM LITHIC-VITRIC
MICROBRECCIA W/OXID ANDESITE CLASTS (<1%),35-41 CM MED-CRSE LITHIC-VITRIC
TUFF,41-48 CM N3 FVT,48-58 CM BIOTURBATED 5Y4/2 + 5/2 FVT,58-64 CM
MED-CRSE SS W/FEW 1 CM PUMICE CLASTS,64-69 CM GRANULE-SIZED LITH-VITRIC
MICROBRECCIA W/1% OXIDIZED ANDESITE (RED) CLASTS,69-90 CM BLACK AND N4
FVT--LARGEBURROW AT 77 CM,90-99 CM BIOTURBATED 5Y5/1 AND BLKFVT,99-111 CM
MED-CRSE SS LITHIC-VITRIC TUFF,111-123 CM PIECES OF 5YR2/1 FVT,123-127 CM
FVT,127-130 CMVIT-LITH TUFF--CRSE SS,130-142 CM FINE SS SIZED N1FVT;U
PLAG. PHYRIC BASALT 8-11 CM;M PLAG. PHYRICBASALT,PUMICE,ANDESITE
(OXIDIZED);O 142-150 CM VOID
Leg : 59 Depth Top/Bottom of Layer(m) : 538.50/ 539.54
Hole: 451 Depth to Top of Core(m) : 537.00
Core: 60 Depth Top/Bottom Interval(mm): 00/1040
Sect: 2
Visual Text Description:
KSL TUFF;C -BLK,5G4/1,5Y4/1,5Y5/1;S 0-10 CM BLK FVT,CIRCULAR 5G4/1 PATCH
7-8 CM,5Y4/1 LIMESTONE 9-10 CM,PENECONTEMPORANEOUS STEP FAULTING (12 AND
18 MM DISP) AT 11 CM (STEP UP LFT-RT),13-26 CM VITRIC-LITHICTUFF GRADING
UP FROM MED-CRSE TO MED-FINE,26-65 CMGRADED LITHIC-VITRIC MICROBRECCIA,
90-104 CM 5Y5/1CALCAREOUS FVT;D DRILLING BRECCIA 65-90 CM,RESTUNDISTURBED
(?);M LIMESTONE
Leg : 59 Depth Top/Bottom of Layer(m) : 539.67/ 539.87
Hole: 451 Depth to Top of Core(m) : 537.00
Core: 60 Depth Top/Bottom Interval(mm): 00/ 300
Sect: CC
Visual Text Description:
KSL TUFF;S 4-9 CM COARSE LITH-VIT TUFF;D 9-30 CM DRLGBRECCIA
Leg : 59 Depth Top/Bottom of Layer(m) : 546.50/ 546.85
Hole: 451 Depth to Top of Core(m) : 546.50
Core: 61 Depth Top/Bottom Interval(mm): 00/ 350
Sect: 1
Visual Text Description:
ZL SEDIMENTARY VOLCANOCLASTIC MICROBRECCIA;S CLASTS-MATRIX IS 3:1,CLASTS
ARE ANGULAR TO SUBANGULAR 0.5X0.5 MM AVE (1X1 CM MAX);M COMPOSITION: ALT.
BASALTS(BASALTIC ANDESITES?),PUMICE,ALT. GLASS;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 546.85/ 547.25
Hole: 451 Depth to Top of Core(m) : 546.50
Core: 61 Depth Top/Bottom Interval(mm): 350/ 750
Sect: 1
Visual Text Description:
ZL TUFF;S SEDIMENTARY UNIT GRADED DOWN FROM VITRICAND LITHIC TUFF (<0.50
MM) TO THE TUFF WITH THE SAME COMPOSITION BUT GREATER GRAIN SIZE (0.5-1
MM)
Leg : 59 Depth Top/Bottom of Layer(m) : 547.25/ 548.00
Hole: 451 Depth to Top of Core(m) : 546.50
Core: 61 Depth Top/Bottom Interval(mm): 750/1500
Sect: 1
Visual Text Description:
ZL TUFF;S FINE GRAINED TUFF DISTURBED BY BIOTURBATION (<0.2 MM) GRADING
DOWN INTO COARSER VITRIC ANDLITHIC TUFF (1-1.5 MM BELOW 132 CM)
Leg : 59 Depth Top/Bottom of Layer(m) : 548.00/ 549.50
Hole: 451 Depth to Top of Core(m) : 546.50
Core: 61 Depth Top/Bottom Interval(mm): 00/1500
Sect: 2
Visual Text Description:
ZL TUFF;S 0-50 CM VITRIC AND LITHIC TUFF (0.5X0.7 CMAVE 1.5X1 CM
MAX)--COMPOSITION SAME AS AT THE BASEOF PREVIOUS SECTION,50-130 CM FINE
VITRIC TUFFLAMINATED (<0.25 MM) LOCALLY (1 MM THICK),130-150 CM VITRIC AND
LITHIC TUFF (0.5X0.5 CM AVE 1X1.5 CM MAX)--COMP. SAME AS BASE OF PREV.
SECT.;U CLAST OFVESICULAR PL-OL PHYRIC ALT. BASALT (BASALTICANDESITE) 6X3
CM AT 108-114 CM;M PL-OL ALT. BASALT
Leg : 59 Depth Top/Bottom of Layer(m) : 549.50/ 549.75
Hole: 451 Depth to Top of Core(m) : 546.50
Core: 61 Depth Top/Bottom Interval(mm): 00/ 250
Sect: 3
Visual Text Description:
ZL SEDIMENTARY VOLCANOCLASTIC MICROBRECCIA;S C/M IS1:2,CLASTS ARE 3X2
(MAX),MATRIX 0.5X0.5 CM AVE;MCOMPOSITION: CLASTS: PL-OL PHYRIC BASALTS,
PUMICE,VESICULAR APHYRIC BASALTS AND BASALTIC ANDESITESW/OXIDIZED
GROUNDMASS,MATRIX: FRAGS OF SAME COMPOS.AS CLASTS CEMENTED W/ZEOLITES;H
HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 549.85/ 550.02
Hole: 451 Depth to Top of Core(m) : 546.50
Core: 61 Depth Top/Bottom Interval(mm): 00/ 270
Sect: CC
Visual Text Description:
ZL SED. VOLCANOCLASTIC MICROBRECCIA;S CLASTS 3X2 CMMAX,MATRIX 0.5X0.5CM
AVE;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 556.00/ 556.28
Hole: 451 Depth to Top of Core(m) : 556.00
Core: 62 Depth Top/Bottom Interval(mm): 00/ 280
Sect: 1
Visual Text Description:
JLL W.D. VOLCANIC BRECCIA;C N1-BLACK,5G2/1-GREENISHBLK;S WATER DEPOSITED
VOLC. BRECCIA,VITRIC AND LITH. CLASTS (1:1 RATIO),C:M RATIO IS 3:1,
UNSORTED ANDUNORIENTED 1-2 MM DIA (MAX DIA 1.5-2 CM) CLASTS,N1TO 5G2/1,
MATRIX--VITRIC TO F.V. TUFF;M TUFF;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 556.28/ 556.42
Hole: 451 Depth to Top of Core(m) : 556.00
Core: 62 Depth Top/Bottom Interval(mm): 280/ 420
Sect: 1
Visual Text Description:
JLL CRSE BASAL CLASTS OF THE BRECCIA;S SEVERAL LARGECOBBLE SIZE CLASTS OF
LITHIC AND VOLC. COMP.
Leg : 59 Depth Top/Bottom of Layer(m) : 556.42/ 557.50
Hole: 451 Depth to Top of Core(m) : 556.00
Core: 62 Depth Top/Bottom Interval(mm): 420/1500
Sect: 1
Visual Text Description:
JLL FINE VITRIC TUFF;C N3-DK.GREY,5G2/1-GREENISH GREY;S F.V. TUFF IN
PLACES COARSER (MED. SAND),CLASTS ARE VITRIC:LITHIC = 3 OR 4:1,COLOR-N3 TO
5G2/1,BECOMESMUCH FINER DOWN SECTION WHERE RECOVERY IS FRAGMENTARY,DIA
SIZE 0.25-0.50 MM,MAX DIA 2MM;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 557.50/ 559.00
Hole: 451 Depth to Top of Core(m) : 556.00
Core: 62 Depth Top/Bottom Interval(mm): 00/1500
Sect: 2
Visual Text Description:
JLL FINE VITRIC TUFF;C N2-GREYISH BLK,5G2/1-DK.GREENSH BLK;S CRSR ZONES
TOP 10 CM AND 45-100 CM,4-12 CM IS SEGMENT W/FAULT IN IT,BOTH VITRIC AND
LITHIC CLASTS (FORMER PREDOM.),FINE V.T.PORTIONS AV. SIZE--SILTTO V.F.SAND,
CRSR FRACT. 1/4-1 MM;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 559.00/ 559.57
Hole: 451 Depth to Top of Core(m) : 556.00
Core: 62 Depth Top/Bottom Interval(mm): 00/ 570
Sect: 3
Visual Text Description:
JLL FINE TO VERY FINE VITRIC TUFF;C N2-GREYISH BLACK,5G2/1-DK.GREENISH
BLK;S COMP. AS IN SECT.2;D MUCHMUDDY DRILLING DEBRIS;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 559.75/ 559.90
Hole: 451 Depth to Top of Core(m) : 556.00
Core: 62 Depth Top/Bottom Interval(mm): 00/ 250
Sect: CC
Visual Text Description:
JLL FINE VITRIC TO VITRIC TUFF;C 5GY2/1-GREENISH BLK;S 4 PCS ALTOGETHER,
APPEAR TO HAVE BEEN 2 PIECES EACHSPLIT IN HALF AND BOTH APPEAR TO BE
SPHEROIDALLYWEATHERED,FRESH V.T. IN CENTER SURROUNDED BY SOFTCONCENTRIC
5GYI/1 LAMINAE OF SAME COMP. AS V.T.;DPROBABLY A DRILLING PHENOMENON;H
HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 565.50/ 567.00
Hole: 451 Depth to Top of Core(m) : 565.50
Core: 63 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
JLL COARSE VITRIC TUFF TO FINE (GRANULE SIZE)MICROBRECCIA;C
5GY2/1-GREENISH BLACK;S IN MICROBREC.PORTIONS CLASTS: MATRIX = 1:1,
VITRIC:LITHIC = 1-2:1,CLASTS MED. SUB-ANGULAR,FVT ZONES AT 30-40 AND
62-64CM(LATTER HAS A SUGGESTION OF CURRENT BDDY);H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 567.00/ 568.03
Hole: 451 Depth to Top of Core(m) : 565.50
Core: 63 Depth Top/Bottom Interval(mm): 00/1030
Sect: 2
Visual Text Description:
JLL GRANULE SIZE MICROBRECCIA;S AS IN SECT.1,GRADINGDOWN (FROM ABOUT 58
CM) TO COARSE VITRIC TUFF,BOTTOM 1.5 CM FINE GRANULE MICROBRECCIA
W/ANGULAR1.4 MM (AVE) CLASTS (VITRIC:LITHIC = 3:1),ABRUPTCONTACT
W/UNDERLYING SEDIMENT AT 103 CM;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 568.03/ 568.43
Hole: 451 Depth to Top of Core(m) : 565.50
Core: 63 Depth Top/Bottom Interval(mm): 1030/1430
Sect: 2
Visual Text Description:
JLL MDSTN,TUFF;C N4-MED.DK.GREY,N5-MED.GREY,-GREENISHGREY,N3-DK.GREY,
N2-GREYISH BLK,5G6/1-GREENISH GREY;S 103-106 CM N4 NON-CALC MUDSTONE
W/MULTIMINERALIC0.5 CM BASE,SHARP UPPER AND LOWER CONTACTS,106-113CM N4-N5
CALCAREOUS F.V.T. W/BIOTURBATION (0.5 MMWHITE SPHERES),113-116 CM INTRA
FM. BX--MATRIX ASIN 106-113 W/1-3 MM ANGULAR GREENISH GREY LITHICCLASTS,
116-122 CM N3 BIOTURBATED SLI. CALC. V.F.LITHIC TUFF,122-130 CM CALC
F.V.T. AS IN 106-113,130-133 CM N2 ULTRA FINE NON-CALC ?CLAYSTONE,133-143
CM AS IN 116-122:CALCAREOUS PENECONTEMP FLOW BIOTURBATED F.V.T.
W/DISTURBED THIN 5G6/1 LAMINAE (TUFF);P 106-113 CM 0.5 MM WHITE SPHERES
?REXALLIZED FORAMS,FORAMS OCCUR AT BASE JUST ABOVE BX ZONE,133-143
CMFORAMS (ORBULINA) IN BASAL 2-3 CM;S WHOLE PART HAS15-20 DEGREE DIP;H
HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 568.50/ 569.87
Hole: 451 Depth to Top of Core(m) : 565.50
Core: 63 Depth Top/Bottom Interval(mm): 00/1370
Sect: 3
Visual Text Description:
JLL VERY FINE VITRIC TUFF;C N5-MED.GREY,N6-LIGHTER GRY,5G2/1-GREEN BLACK,
5BG3/2-DUSKY DK. GREEN,5GY4/1-GR.GREY,-RED BRN,-GREY,-DK.GREY;S VERY
F.V.T. (N5) WITH ZONES OR INDISTINCT INTERVALS OF N6--CALC.
W/ABUND.BIOTURBATION AND BURROWS,DIP 20 DEG.,0-2 4-6 AND 34-44 CM 5G2/1 TO
5BG3/2 VITRIC MICROBRECCIA W/WELLSORTED ANGULAR CLASTS--CLASTS:MATRIX =
6:1.VITR:LITH IS 2:1. DIA SIZE 2-4 MM.RANGE 1-5 MM,91-94 CM5GY4/1
WELL-SORTED (1 MM DIA) VITRIC TUFF (MAININGREDIENT IS PUMICE CLASTS)
W/ABUNDANT RED BRN?ANDESITE GRAINS,100-125 CM DRLG RUBBLE OF GREY CALC
TUFF,125-137 CM CALC. F.V.T. AS BEFORE W/DK.GREYVITRIC TUFF (NON-CALC.)
4-5 CM IN MIDDLE OF FRAGMENT--BOUNDARIES OF LATTER IRREGULAR FLOW TYPE;D
DRLGRUBBLE 100-125 CM,REST UNDISTURBED;P FORAMS ANDFORAM MOLDS AND CASTS
(ORBULINA) ABUND THRUOUT,ABUND FORAMS IN BASAL 5 CM OF 125-137 CM;M PUM.;H
HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 570.00/ 571.50
Hole: 451 Depth to Top of Core(m) : 565.50
Core: 63 Depth Top/Bottom Interval(mm): 00/1500
Sect: 4
Visual Text Description:
RL TUFF;C 5Y5/1,5Y6/1,5G7/2,5Y3/1,5YR4/1,5GY4/1,5YR5/2,-BLACK,5GY5/1;S
0-24 CM FINE V.T. W/SOMEBURROWS OF 5Y5/1 AND 6/1,24-42 CM BIMODAL TUFF
GIVEN BY 50% 5G7/2 ROUNDED GLASS (2-4 MM) FRAGMENTSFLOATING IN A MATRIX OF
5Y3/1 SILT SIZED TUFF--THEFRAGS ARE GRADED-THE BIGGEST OCCUR IN LOWER
INTERVALAND THE SMALLER ATOP-AND THE CONTENT OF MATRIXDECREASES UPWARD
(THESE CHARACTERS ARE TYPICAL OF"RAINFALL" PARTICLES),42-66 CM MASSIVE
MED. SND-SIZE 5Y3/1 TUFF,66-82 CM 5YR4/1 FINE GRAINED INTERVALWITH
FAULTING AND INTERLAYERS OF FINE 5GY4/1 TUFFBURROWED IN 5YR5/2,82-84 CM
SND-SIZED BLACK INTERVAL,85-92 CM 5GY5/1 CRSE SND RND GLASS FRAGS IN BLK
INT AS 82-84,92-150 CM 5YR4/1 F.V.T. INT W/INTENSEBIOTURBATION OF 5YR5/2
AND 5Y3/1;D HIGH. DEF. 0-24AND 115-150 CM,MOD.DEF. 24-30 AND 100-110 CM,
REST IS SLI. DEF.;P SOME FORAMS 0-24 CM
Leg : 59 Depth Top/Bottom of Layer(m) : 571.50/ 572.10
Hole: 451 Depth to Top of Core(m) : 565.50
Core: 63 Depth Top/Bottom Interval(mm): 00/ 600
Sect: 5
Visual Text Description:
FINE VITRIC TUFF;C 5YR4/1,5YR3/2,5YR5/2;S 0-35 CMF.V.T. (5YR4/1)
W/PARALLEL LAMINATION AND PARALLELBEDDING GIVEN BY LAYERS OF COARSER
TUFF--INVERSELYFAULTED,2CM 5YR3/2 FINE LAYER (BROWN) AT 38 CM,35-60 CM
SAME LITH. AS 0-35 BUT PARALLEL LAMINATIONS AREOBLITERATED AND DISTURBED
BY INTENSE 5YR5/2 BIOTURB.;O SS OF MINOR AT 38 CM;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 572.20/ 572.60
Hole: 451 Depth to Top of Core(m) : 565.50
Core: 63 Depth Top/Bottom Interval(mm): 00/ 500
Sect: CC
Visual Text Description:
RL VITRIC TUFF;C 5YR4/1,5Y3/1;S LOOSE PIECESREPRESENTING AS MAJOR
LITHOLOGIES: 5YR4/1 V.F.T.--BIOTURBATED,5Y3/1 MASSIVE COARSE V.T.;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 575.00/ 576.50
Hole: 451 Depth to Top of Core(m) : 575.00
Core: 64 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
RL VITRIC TUFF;C 5YR4/1,5Y2/1,5GY7/1,5Y3/2,5G5/2,-BLK,5B7/1,5YR4/1,5G4/1;
S 0-25 CM 5YR4/1 FINE VITRICTUFF W/PARALLEL BEDDING AT 0-14 AND
BIOTURBATION 14-25,25-44 CM 5Y2/1 FINE TUFF W/NUMEROUS PARALLEL BEDS OF 1
CM 5GY7/1 GLASS FRAGS--COARSE SND SIZED,44-54CM 5Y3/2 INT.W/PARALLEL
BEDDING,54-60 CM 5GY7/1 CRSE SND-SIZED PUMICES LAYER,60-67 CM 5G5/2 HOMOG.
FINEINT.,67-129 CM INTERCALATED BLACK COARSER AND 5B7/1BEDS CM THICK
DISPLAYING: RIPPLED LAMIN. AND FESTOONS AT 67-74 AND 92-93 CM. CONVOLUTED
LAM. AT 84-90 CMPARALLEL LAM. AT 93-129CM,129-133CM MASSIVE FINE 5Y4/1
F.V.T.,133-150CM 5G4/1 CRSE SND-SIZED GLASS LAYER;M 60-67CM INT.
RECRYSTALLIZED TO CELADONITE;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 576.50/ 577.06
Hole: 451 Depth to Top of Core(m) : 575.00
Core: 64 Depth Top/Bottom Interval(mm): 00/ 560
Sect: 2
Visual Text Description:
RL FINE TUFF;C 5YR4/1,N4,5G5/2,5YR4/2;S 5YR4/1 F.T.W/INTERCALATED FINE
SAND (CRSR) N4 LAYERS OF TUFF;DSLI. DEF.;U CELADONITIC INT. (5G5/2) AT
26-30 CM,1.5 CM 5YR4/2 BED AT 41 CM;M CELADONITE
Leg : 59 Depth Top/Bottom of Layer(m) : 577.06/ 577.50
Hole: 451 Depth to Top of Core(m) : 575.00
Core: 64 Depth Top/Bottom Interval(mm): 560/1000
Sect: 2
Visual Text Description:
RL GLASS AND PUMICE FRAGS;C 5BG4/1;S GRADED 5BG4/1INT. MADE MAINLY OF
GLASS AND PUMICE FRAGS.,MED.SAND AT TOP,VERY COARSE SAND WITH 10% LAPILLI
AT80-100 CM;D SLI. DEF.;M PUMICE;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 577.50/ 578.00
Hole: 451 Depth to Top of Core(m) : 575.00
Core: 64 Depth Top/Bottom Interval(mm): 1000/1500
Sect: 2
Visual Text Description:
RL VITRIC TUFF;C 5Y3/1;S MASSIVE,MEDIUM SAND-SIZED;DHIGH. DEF. 100-118
CM,REST SLI. DEF.;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 578.00/ 578.47
Hole: 451 Depth to Top of Core(m) : 575.00
Core: 64 Depth Top/Bottom Interval(mm): 00/ 470
Sect: 3
Visual Text Description:
RL VITRIC TUFF;C 5Y3/1;S MASSIVE,MED.SND-SIZE;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 578.47/ 579.19
Hole: 451 Depth to Top of Core(m) : 575.00
Core: 64 Depth Top/Bottom Interval(mm): 470/1190
Sect: 3
Visual Text Description:
RL FINE VITRIC TUFF;C 5YR3/1,5B7/1;S 5YR3/1 FINE V.T. W/PARALLEL LAM. MM
THICK GIVEN SOMETIMES BYALIGNMENTS OF 5B7/1 FINE GLASS FRAGMENTS;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 579.19/ 579.50
Hole: 451 Depth to Top of Core(m) : 575.00
Core: 64 Depth Top/Bottom Interval(mm): 1190/1500
Sect: 3
Visual Text Description:
RL MED. SND-SIZED V.TUFF;C -BLK,5B7/1;S SOME PARALLEL LAMINAE ARE GIVEN
BY SND-SIZED 5B7/1 GLASS FRAGS;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 579.50/ 580.35
Hole: 451 Depth to Top of Core(m) : 575.00
Core: 64 Depth Top/Bottom Interval(mm): 00/ 850
Sect: 4
Visual Text Description:
RL MED. SND-SIZED VITRIC TUFF;C -BLK;O SAME AS BTM OF SECT.3;D SLI. DEF.
0-30 AND 70-85CM,MOD. DEF. REST;S SOME PARALLEL LAMINAE GIVEN BY GLASS
FRAGS;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 580.35/ 580.97
Hole: 451 Depth to Top of Core(m) : 575.00
Core: 64 Depth Top/Bottom Interval(mm): 850/1470
Sect: 4
Visual Text Description:
RL VITRIC TUFF;C -BLK,5B6/1;S SEQUENCE GIVEN BY REG.INTERCALATIONS OF
BLK. FINE V.T. AND LAPILLI LAYERS1-2 CM THICK GIVEN BY 5B6/1 GLASS AND
PUMICE FRAGS;D SLI. DEF;M ROUNDED GLASS AND PUMICE FRAGS;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 581.07/ 581.17
Hole: 451 Depth to Top of Core(m) : 575.00
Core: 64 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
RL VITRIC TUFF;O AS BOTTOM SECT. 4;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 584.50/ 585.00
Hole: 451 Depth to Top of Core(m) : 584.50
Core: 65 Depth Top/Bottom Interval(mm): 00/ 500
Sect: 1
Visual Text Description:
JLL VITRIC TUFF;C N4-MED.GREY,N3-MED.DK.GREY,5B4/1;S0-25 CM N4 TO N3 FINE
VITRIC TUFF,WELL LAMINATED INBOTTOM 4 CM AND FAINTLY LAM. ABOVE,25-42 CM
COARSEVITRIC TUFF W/0.5 CM LAYERS OF 5B4/1 VITRIC ANGULARCLASTS 2-8 MM IN
SIZE,DIP 35-40 DEG.,42-50 CM FINETO V.F. VITRIC TUFF AS ABOVE,DELICATELY
LAM. ANDSOME X-LAMINATION;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 585.00/ 585.95
Hole: 451 Depth to Top of Core(m) : 584.50
Core: 65 Depth Top/Bottom Interval(mm): 500/1450
Sect: 1
Visual Text Description:
JLL WELL BEDDED GRANULE TO SMALL PEBBLE MICROBRECCIA;C -BLK,5BG4/1-BLUE
GREY;S CLASTS IN LAYERS 0.5-3 CM(AVE) THICK SEPARATED INDISTINCTLY FROM
BLACK COARSE VITRIC TUFF MATRIX,CLASTS ARE 5BG4/1,VITRIC,ANGULAR,DIA SIZE
COARSE TO VERY COARSE SAND WITH MAX SIZEUP TO 2 CM,ANGULAR TO SUBANGULAR
MAINLY EQUIDIMEN-SIONAL,TABULAR FORMS ORIENTED PARALLEL BDDY,CLASTS:MATRIX
= 2:3,FROM 95-110 CM--MNE(?) MASSIVE,BEDDINGINDISTINCT,POORLY SORTED,
COARSEST,DIP 30 DEG.
Leg : 59 Depth Top/Bottom of Layer(m) : 586.00/ 587.42
Hole: 451 Depth to Top of Core(m) : 584.50
Core: 65 Depth Top/Bottom Interval(mm): 00/1420
Sect: 2
Visual Text Description:
JLL MICROBRECCIA;S AS IN SECT.1,BDDY INDISTINCT TOABSENT BELOW 30 CM,
UNSORTED ANGULAR CLASTS,C:M = 1:3;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 587.50/ 587.80
Hole: 451 Depth to Top of Core(m) : 584.50
Core: 65 Depth Top/Bottom Interval(mm): 00/ 300
Sect: 3
Visual Text Description:
JLL MICROBRECCIA;S AS IN SECT.2,16-30 CM V.CRSE CLASTS AVE 1 CM,MAX 2 CM;
D HIGH DEF. 16-30 CM;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 587.80/ 588.48
Hole: 451 Depth to Top of Core(m) : 584.50
Core: 65 Depth Top/Bottom Interval(mm): 300/ 980
Sect: 3
Visual Text Description:
JLL FINE VITRIC TUFF;C N1-BLK,N2-GREYISH BLK,-PALE GRY;S MASSIVE,
STRUCTURELESS,N1-N2;U RARE <1 PALE GREYVITRIC ANGULAR CLASTS UP TO 2 MM;H
HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 588.58/ 588.70
Hole: 451 Depth to Top of Core(m) : 584.50
Core: 65 Depth Top/Bottom Interval(mm): 00/ 220
Sect: CC
Visual Text Description:
JLL VITRIC TUFF;C -PALE GREY,N1-JET BLK;S FINE V.T.GRADING DOWN TO
COARSER V.T.,AS IN SECT.3,TWO LENSES OF ULTRAFINE N1 V.T. (0.5 CM) 10 CM
FRM TOP;U PALEGREY VITRIC CLASTS UP TO 3 MM OCCUPY 15% OF BASAL 8CM;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 594.00/ 595.50
Hole: 451 Depth to Top of Core(m) : 594.00
Core: 66 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
JLL BRECCIA;C N5-BLUE GREY,-DK.GREENISH BLACK,N1-BLK;S AS IN CORE 65,
MASSIVE,UNBEDDED,C:M--1:3 OR 4,CLAST: N5 ANGULAR TO SUBROUNDED.
VITRIC:LITHIC--5 OR 6:1.2-4 MM DIA (MAX 2 CM),MATRIX: N1 COARSE TO V.CRSE
VT;U 2 LG. (3 AND 6 CM LONG) ROUNDED LITHIC CLASTS INBOTTOM 15
CM--APHANITIC DK.GREENISH BLK BASALT;MBASALT
Leg : 59 Depth Top/Bottom of Layer(m) : 595.50/ 596.32
Hole: 451 Depth to Top of Core(m) : 594.00
Core: 66 Depth Top/Bottom Interval(mm): 00/ 820
Sect: 2
Visual Text Description:
JLL BRECCIA;C -BLK;S AS IN SECT.1,LG. BLK V.F. VITRICTUFF COBBLES AT
10-18 AND 64-82 CM
Leg : 59 Depth Top/Bottom of Layer(m) : 596.32/ 597.00
Hole: 451 Depth to Top of Core(m) : 594.00
Core: 66 Depth Top/Bottom Interval(mm): 820/1500
Sect: 2
Visual Text Description:
JLL VITRIC TUFF;C N4-MED.GREY,N3-MED.DK.GREY;S 82-100CM FINE TO V. FINE
VITRIC TUFF OF N4-N3 COLOR--SLI.CALC. AND BIOTURBATED,100-150 CM N4 FINE
VITRIC TUFF GRADING DOWN TO N3 AND INCREASING IN GRAIN SIZE TOMED. SND
DOWNWARDS,NO OBVIOUS BEDDING;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 597.00/ 598.15
Hole: 451 Depth to Top of Core(m) : 594.00
Core: 66 Depth Top/Bottom Interval(mm): 00/1150
Sect: 3
Visual Text Description:
JLL VITRIC TUFF;C N1-BLK.-MED.GRY,N4-MED.GRY,N2-GRYISH BLK,-GRY,-LT.GRY;S
0-28 CM GRADING DOWN FROM BTMSECT.2--SAME LITH. BUT INCREASE IN GRAIN SIZE
MED.SND VITRIC TUFF,28-38 CM ULTRA FINE VITRIC TUFF N1BECOMING MED GREY
AND BIOTURBATED 32-38 CM,38-87 CMN4 TO N2 FINE VITRIC TUFF W/RARE ANGULAR
CLASTS ININDISTINCT LAYERS--CLASTS UP TO 4 MM GREY TO LT. GRY VITRIC--BDDY
AT TOP OF INTERVAL DIPS 30-35 DEG,87-115 CM FINE VITRIC TUFF (FINER THAN
ABOVE INTERVAL) W/ONLY RARE CLASTS OF LT. GREY UP TO 5 MM--THEREMAY HAVE
BEEN BEDDING BUT IT IS VAGUE AND DISTURBED--FLOW;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 598.15/ 598.23
Hole: 451 Depth to Top of Core(m) : 594.00
Core: 66 Depth Top/Bottom Interval(mm): 1150/1230
Sect: 3
Visual Text Description:
JLL BRECCIA;C 5B4/1-BLUE GREY,5B5/1-BLUE GREY;S AS INSECT.1,CLASTS 5B4/1
AND 5/1,NO BEDDING;D HIGH. DEF.115-123 CM;M BASALT(?)
Leg : 59 Depth Top/Bottom of Layer(m) : 598.50/ 599.43
Hole: 451 Depth to Top of Core(m) : 594.00
Core: 66 Depth Top/Bottom Interval(mm): 00/ 930
Sect: 4
Visual Text Description:
JLL BRECCIA;S AS IN SECT.1 AND CONTINUATION OF 115-150 INTERVAL IN SECT.3
Leg : 59 Depth Top/Bottom of Layer(m) : 599.43/ 600.00
Hole: 451 Depth to Top of Core(m) : 594.00
Core: 66 Depth Top/Bottom Interval(mm): 930/1500
Sect: 4
Visual Text Description:
JLL ULTRA FINE VITRIC TUFF;C 5B4/1-BLUE,5BG4/1-BLUEGREEN GREY,N5-GREY,
-GREEN;S 93-133 CM 5B AND 5BG4/1U.F.V.T.--SLI. CALC IN TOP HALF,FAINT
LAMIN.-25 DEGDIP,FAINT BIOTURB.,CROSS LAM. IN BOTTOM 4 CM,133-150CM N5
U.F.VITR.TUFF(MUCH AS ABOVE),CALC. AND BIOTURBATED,RARE GREEN VITRIC
CLASTS UP TO 3MM;D HIGH.DEF.130-137CM;P PROBABLY FORAMS(BIOTURB) 133-150;H
HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 600.00/ 600.28
Hole: 451 Depth to Top of Core(m) : 594.00
Core: 66 Depth Top/Bottom Interval(mm): 00/ 280
Sect: 5
Visual Text Description:
JLL ULTRA FINE VITRIC TUFF;S AS IN 93-133 INTERVAL OFSECTION 4;D HIGH.
DEF;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 600.38/ 600.48
Hole: 451 Depth to Top of Core(m) : 594.00
Core: 66 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
JLL VERY FINE VITRIC TUFF;C N1-BLACK,N2-GREYISH BLK;SN1-N2 V.F.V.T.;D
HIGH. DEF. 0-10 AND 17-20 CM,REST(10-17 CM) IS UNDISTURBED;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 603.50/ 605.00
Hole: 451 Depth to Top of Core(m) : 603.50
Core: 67 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
JLL VITRIC TUFF;C N1-BLACK,N2-GREYISH BLACK,5BG4/1,N3-MED.DK.GREY,
-MED.LT.GREY,5GY2/1-DK.GREENISH GREY;S 0-58 CM N1 TO N2 FINE TO VERY FINE
VITRIC TUFFW/RARE LAMINAE OF FINE SAND-SIZED VITRIC GRAINS,58-92 CM FINE
VITRIC TUFF AS ABOVE BUT CONTAININGRELATIVELY LARGE (MAX 1 CM--DIA 3 MM)
SUBANGULARUNORIENTED CLASTS OF 5BG4/1 VITRIC MATERIAL,92-112CM F.V.T. AS
IN TOP INTERVAL GRADING DOWN TO VITRICTUFF (MED. SND-SIZED) W/GOOD GRAIN
GRADATION UPWARD,112-150 CM N3 ULTRA FINE TO VERY FINE V.T.,VARIESFROM
INDISTINCT "BEDS" OF U.F.V.T. TO THAT W/MED. LT GREY PATCHES AND
BIOTURBATED CALCAREOUS (BIOGENIC?) LAYERS,ALSO INTERBDD ARE 5GY2/1 F.V.T.,
DIP IS 20DEG,140-142 CM MED. TO CRSE. V.T. AND 5GYI/1 MICRO-BRECCIA;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 605.00/ 606.50
Hole: 451 Depth to Top of Core(m) : 603.50
Core: 67 Depth Top/Bottom Interval(mm): 00/1500
Sect: 2
Visual Text Description:
JLL FINE VITRIC TUFF;C N3-MED.DK.GREY,5GY2/1-DK.GRNISH BLK;S N3-5GY2/1
F.V.T. BECOMING GRADUALLY ANDPROGRESSIVELY COARSER DOWNWARD TO A GRANULE
SIZEDMICROBRECCIA FROM ABOUT 102-107 CM,C:M AT BASE 1:1,VITR:LITH AROUND
4:1,MAX SIZE 5 MM (AVE 2-3 MM),ABRUPT BASAL CONTACT W/TOP OF 107-128
INTERVAL,107-128 CM FINE N3 V.T. FAINTLY LAMIN.,FLOW STRUCTURESAT 125CM;D
HIGH. DEF. 128-150CM,REST UNDEF;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 606.50/ 607.22
Hole: 451 Depth to Top of Core(m) : 603.50
Core: 67 Depth Top/Bottom Interval(mm): 00/ 720
Sect: 3
Visual Text Description:
JLL FINE VITRIC TUFF;S CONTINUATION DOWNWARD OF 107-50 INTERVAL FROM
SECT.2--BECOMING COARSER TO VITRICTUFF,PRESUMABLY ANOTHER GRADED BED;D
HIGH. DEF. 10-35 AND 55-72 CM,REST UNDEFORMED;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 607.32/ 607.72
Hole: 451 Depth to Top of Core(m) : 603.50
Core: 67 Depth Top/Bottom Interval(mm): 00/ 500
Sect: CC
Visual Text Description:
JLL FINE VITRIC TUFF;S DOWNWARD CONTINUATION OF 0-72CM UNIT IN SECT.3;D
HIGH DEF;U RARE VITRIC CLASTS UP TO 4 MM;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 613.00/ 614.50
Hole: 451 Depth to Top of Core(m) : 613.00
Core: 68 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
JLL VITRIC TUFF;C N4-MED.GRY,5B5/1-BLUISH GRY,N3-DK.GRY,N2-DK.GRY;S DNWRD
CONT. OF THE BTM GRADED BED INCORE 67,GRADES FROM A FINE VITRIC TUFF TO A
COARSEGRANULE AND FINE PEBBLE MICROBRECCIA FRM 0 TO ABOUT100 CM,THERE IS A
BASAL VITRIC TUFF (MED. SAND-SIZE) IN THE BASAL 5 CM OF THE UNIT (100-105
CM) WHICH IS ANOMALOUS TO THE "PERFECT" GRADED BED,COLOR VARIESFROM N4 AT
TOP TO 5B5/1-N4 AT BASE,IN (MAX SIZE)BRECCIA TEXTURES(?): C/M IS 4/1,
VITR/LITH IS 4 OR 5:1,DIA SIZE 3-4 MM (MAX SIZE 2.5 CM) UNSORTED
ANDUNORIENTED,105-121 CM N3-N4 ULTRA FINE V.T. W/LIGHTR BIOTURBATED CALC.
LAMINAE AND PATCHES--GRADES DOWNTO N2 FVT,121-150 CM AS 0-105 CM,FRAGMENT
AT BOTTOMOF SECT HAS ULTRA FINE V.T. END AS IN 105-121 ABOVE;D HIGH. DEF.
121-150 CM,UNDEF. ELSE;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 614.50/ 616.00
Hole: 451 Depth to Top of Core(m) : 613.00
Core: 68 Depth Top/Bottom Interval(mm): 00/1500
Sect: 2
Visual Text Description:
JLL VITRIC TUFF;C 5BG4/1,N2-DK.GREY,-BLK,-MED.GRY,-DK.GRY,-GRY;S TOP 10
CM 5BG4/1 THOROUGHLY BIOTURBATEDCALCAREOUS V.F.V.T.--FAULTED,ABRUPT
CONTACT W/N2MASSIVE F.V.T--THE LATTER BECOMING COARSER TO VITRIC TUFF
(MED. SAND SIZE) DOWNWARD,80-91 CM DK.GRY TOBLK ULTRA F.V.T. FAINTLY LAM.
AND 30 DEG. DIP,91-94CM TRIANGLE OF MED.GRY CALC. FINE VITRIC BIOTURB.TUFF,
94-110 CM DK.GRY F.V.T.,110-133CM DK.GRY F.V.TAT 124CM ABRUPTLY V.F.V.T.
W/GRY CALC LENSES DIPPING 25 DEG.;D HIGH. DEF. 54-64,94-110,AND 133-50CM,
REST UNDEF.;P TRIANGLE AT 91-94 CM ?W/FORAMS;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 616.00/ 616.92
Hole: 451 Depth to Top of Core(m) : 613.00
Core: 68 Depth Top/Bottom Interval(mm): 00/ 920
Sect: 3
Visual Text Description:
JLL FINE VITRIC TUFF;C N3,5GY2/1;S N3 TO 5GY2/1 F.V.T.GRADING DOWN INTO
VITRIC TUFF AT 70 CM;D HIGH DEF.30-36 AND 70-92 CM,REST UNDEF;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 617.02/ 617.47
Hole: 451 Depth to Top of Core(m) : 613.00
Core: 68 Depth Top/Bottom Interval(mm): 00/ 550
Sect: CC
Visual Text Description:
JLL FINE VITRIC TUFF;C N3-DK.GRY;S RUBBLE AND BROKENPIECES;D HIGH. DEF.
0-30,38-42,AND 50-55CM;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 622.50/ 624.00
Hole: 451 Depth to Top of Core(m) : 622.50
Core: 69 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
JLL WATER LAID BRECCIA;C 5G2/1-GREENISH BLACK,-DK.GRY,N2-DK.GRY,
5B5/1-MED.BLUE GREY,-RED BRN;S C:M IS 5 OR6:1,VITR:LITH = 1:1,MAX SIZE 2
CM (RARE),AVE. SIZEGRANULE 2-4 MM,ANGULAR TO SUBANGULAR CLASTS RANGINGIN
COLOR FROM N2 LITHIC TYPES TO 5B5/1 VITRIC--UNSORTED AND UNORIENTED,MATRIX
IS MED.-SAND TO FINE-SAND SIZE VITRIC + LITHIC GRAINS,UNIT MASSIVE
ANDUNBEDDED;U APHANITIC DK.GREY ROUNDED BASALT CLAST 5CM DIA AT 110-112 CM,
RARE RED BRN BASALT CLASTS;MBASALT;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 624.00/ 625.50
Hole: 451 Depth to Top of Core(m) : 622.50
Core: 69 Depth Top/Bottom Interval(mm): 00/1500
Sect: 2
Visual Text Description:
JLL WATER LAID BRECCIA;C N2-DK.GREY,N3-MED.DK.GRY,5R3/4-DUSKY RED;S AS
SECT.1;U LARGE (COBBLE SIZEROUNDED TO WELL-ROUNDED) CLASTS OF VESICULAR
BASALT(N2 TO N3) AT 1-6,18-23,55-62,63-68,AND 75-89 CM,5R3/4 BASALT COBBLE
AT 41-51 CM;M BASALT;P A LAYERFORAM (I.E. BENTHONIC) AT 92 CM
Leg : 59 Depth Top/Bottom of Layer(m) : 625.50/ 625.80
Hole: 451 Depth to Top of Core(m) : 622.50
Core: 69 Depth Top/Bottom Interval(mm): 00/ 300
Sect: 3
Visual Text Description:
JLL BRECCIA;C N2-DK.GREY,N4-MED.GRY,N5-MED.GRY;S AS IN SECS. 1 AND 2 BUT
INCREASE IN SIZE TO SMALL PEBBLES SUBANGULAR TO SUBROUNDED,VITR:LITH = 1:4,
MATR:CLAST IS 5:1;D HIGH. DEF. 10-20 CM,REST UNDEF.;U LARGEPEBBLES OF
DK.GRY TO MED.GRY (N2-N4 OR 5) APHANITICBASALT (ONE PHYRIC),PEBBLES MOSTLY
ROUNDED W/THINREACTION OR ALTERATION VEINS;M BASALT
Leg : 59 Depth Top/Bottom of Layer(m) : 625.90/ 626.05
Hole: 451 Depth to Top of Core(m) : 622.50
Core: 69 Depth Top/Bottom Interval(mm): 00/ 250
Sect: CC
Visual Text Description:
JLL BRECCIA;S AS IN SEC.3;D HIGH. DEF. 0-10 CM
Leg : 59 Depth Top/Bottom of Layer(m) : 632.00/ 632.43
Hole: 451 Depth to Top of Core(m) : 632.00
Core: 70 Depth Top/Bottom Interval(mm): 00/ 430
Sect: 1
Visual Text Description:
JLL FINE VITRIC TUFF;C N5-MED.LT.GRY,N3-MED.DK.GRY,N2-DK.GRY,
5B5/1-MED.BLUE GRY;S 0-5 CM N5 AND N3 FINELYINTERLAMINATED AND CROSS
LAMIN. CALC. F.V.T.,5-43 CM N2-N3 DENSE HOMOG. F.V.T. W/IRREG.
ILL-DEFINEDLAYERS OF FINE GRANULE SIZE 5B5/1 SUBANGULAR TOSUBROUNDED
VITRIC CLASTS,LAYERS UP TO 1 CM THICK--FOUR OF THEM IN THE
INTERVAL--EVIDENCE OF SOFT ROCKDEFORMATION IN THESE LAYERS;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 632.43/ 632.75
Hole: 451 Depth to Top of Core(m) : 632.00
Core: 70 Depth Top/Bottom Interval(mm): 430/ 750
Sect: 1
Visual Text Description:
JLL GRANULE SIZE MICROBRECCIA INTERBDD W/DK.GRY VITRIC TUFF;C -DK.GRY,
5BG5/1,N4-GREY,5BG3/2-DUSKY BLUE GRN;S 5BG5/1 BRECCIA,CLAST:MATRIX = 1:1,
ANG. TO SUBRNDCLASTS (DIA SIZE 2-3MM MAX 5MM),VITR:LITH = 8:1,72-75CM IS
N4 ULTRA F.V.T.--DENSE BED W/2 OR 3 5BG5/1ANG. VITRIC CLASTS UP TO 5 MM,
TOP CTCT ABRUPT,BTM CTCT IRREG. ON 3-4MM 5BG3/2 ULTRA FINE V.T.-THIS
GREEN"RIND" GRADES DOWN INTO NEXT BRECCIA UNIT;D HIGH.DEF 50-52 CM,REST
UNDEF.;P ORBULINA PRES.;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 632.75/ 633.50
Hole: 451 Depth to Top of Core(m) : 632.00
Core: 70 Depth Top/Bottom Interval(mm): 750/1500
Sect: 1
Visual Text Description:
JLL VITRIC BRECCIA;C 5B5/1,N4;S CRSE GRANULE TO SMALLPEBBLE SIZE 5B5/1
SUBANGULAR TO SUBROUNDED UNSORTEDUNORIENTED CLASTS,C:M AROUND 1:4,
VITR:LITH=10:1,DIASIZE 2-3 MM (MAX SIZE 2 CM),148-150 CM ULTRA VFT,N4AS IN
72-75 CM,SLI. CALCAREOUS,ABRUPT TOP CTCTW/BRECCIA,30 DEG. DIP;D HIGH. DEF.
92-100 AND 120-25 CM;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 633.50/ 633.63
Hole: 451 Depth to Top of Core(m) : 632.00
Core: 70 Depth Top/Bottom Interval(mm): 00/ 130
Sect: 2
Visual Text Description:
JLL FINE VITRIC TUFF;C N3-MED.DK.GREY,N2-DK.GRY;SDEFORMED (SOFT ROCK)
INTERBEDS AND LAMINAE,N3 ULTRAF.V.T. AND N2 F.V.T.;D HIGH.DEF. 0-9 CM;H
HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 633.63/ 634.17
Hole: 451 Depth to Top of Core(m) : 632.00
Core: 70 Depth Top/Bottom Interval(mm): 130/ 670
Sect: 2
Visual Text Description:
JLL FINE VITRIC TUFF;S EXACTLY THE SAME AS 5-43 CM INSECT.1 COMPLETE
W/SOFT ROCK FLOW OF BX LAYERS;D HIGH DEF. 25-31 AND 45-52 CM;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 634.17/ 635.00
Hole: 451 Depth to Top of Core(m) : 632.00
Core: 70 Depth Top/Bottom Interval(mm): 670/1500
Sect: 2
Visual Text Description:
JLL CRSE BRECCIA;C 5B5/1-BLUE GRY,5B4/1-BL. GRY,-MED.GRY,-DK.GRY;S
5B5/1-4/1 UNSRTED UNORIENTED GRANULETO SMALL COBBLE SIZE ANG. TO SUBRND
CLASTS (95% VITRIC),C:M IS 4:1,AV. SIZE 5 MM,MAX SIZE 5.5 CM,MATRIX: 5B4/1
FVT;D HIGH. DEF. 74-82 AND 135-143 CM;U MAXSIZE CLAST 5.5 CM--DEVITRIFIED
PUMICE W/PYROXENE INIT;M DEVIT. PUMICE,PYROXENE
Leg : 59 Depth Top/Bottom of Layer(m) : 635.00/ 635.45
Hole: 451 Depth to Top of Core(m) : 632.00
Core: 70 Depth Top/Bottom Interval(mm): 00/ 450
Sect: 3
Visual Text Description:
JLL COARSE BRECCIA;S AS IN 67-150 CM SECT.2;D HIGH.DEF. 0-10,25-32,40-45
CM;U MANY CLASTS OF PUMICEW/PYROXENE;M PUMICE,PYROXENE
Leg : 59 Depth Top/Bottom of Layer(m) : 635.55/ 635.60
Hole: 451 Depth to Top of Core(m) : 632.00
Core: 70 Depth Top/Bottom Interval(mm): 00/ 150
Sect: CC
Visual Text Description:
JLL BRECCIA;S AS BEFORE;O AS BEFORE
Leg : 59 Depth Top/Bottom of Layer(m) : 641.50/ 641.90
Hole: 451 Depth to Top of Core(m) : 641.50
Core: 71 Depth Top/Bottom Interval(mm): 00/ 400
Sect: 1
Visual Text Description:
JLL BRECCIA;C N2-DK.GRY,5BG4/1,-WHITE;S AS BEFORE INCORE 71 W/A GRADUAL
INCREASE IN MATRIX CONTENT UNTIL BRECCIA PASSES INTO N2 VERY UNIFORM
MASSIVE F.V.T.,5BG4/1 CLASTS AV. 3-4 MM (MAX 1 CM),BTM CTCT ATLONEST CLAST;
U ABOUT 5% SILT TO FINE SAND WHITESPECKS--?BIOGENIC;P ?BIOGENIC WHITE
SPECKS
Leg : 59 Depth Top/Bottom of Layer(m) : 641.90/ 643.00
Hole: 451 Depth to Top of Core(m) : 641.50
Core: 71 Depth Top/Bottom Interval(mm): 400/1500
Sect: 1
Visual Text Description:
JLL FINE VITRIC TUFF;C -WHITE;S ONE GRADED UNIT THROUGH SECT. 5 + CC,
GRADING FROM CRSE VITRIC TUFF WITHSCATTERED GRANULE SIZE VITRIC + LITHIC
CLASTS IN CCAND THE BTM OF SECT.5 (MOSTLY GRADUAL W/O INTERRUPTION) TO THE
BASE OF THE BRECCIA AT THE TOP OF SECT.1;D UNDEFORMED;U RARE SCATTERED
LITHIC + VITRIC CLASTS (<5 MM) THROUGHOUT THE GRADED UNIT;P MUCH
WHITE(?BIOGENIC) SPECKLING AND COARSE-SAND-SIZE ORGANICFRAGS INCLUD LG.
FORMAS,CORAL, AND ?BRYOZOA;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 643.00/ 644.50
Hole: 451 Depth to Top of Core(m) : 641.50
Core: 71 Depth Top/Bottom Interval(mm): 00/1500
Sect: 2
Visual Text Description:
JLL FINE VITRIC TUFF;S AS SECT.1;P FORAMS,CORAL,?BRYOZOA (SEE SECT.1);O
SEE SECT.1;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 644.50/ 646.00
Hole: 451 Depth to Top of Core(m) : 641.50
Core: 71 Depth Top/Bottom Interval(mm): 00/1500
Sect: 3
Visual Text Description:
JLL FINE VITRIC TUFF;S AS SECT.1;P FORAMS,CORAL,?BRYOZOA (SEE SECT.1);O
SEE SECT.1;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 646.00/ 647.50
Hole: 451 Depth to Top of Core(m) : 641.50
Core: 71 Depth Top/Bottom Interval(mm): 00/1500
Sect: 4
Visual Text Description:
JLL FINE VITRIC TUFF;S SEE SECT.1;P FORAMS,CORAL,?BRYOZOA (SEE SECT.1);O
SEE SECT.1;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 647.50/ 649.00
Hole: 451 Depth to Top of Core(m) : 641.50
Core: 71 Depth Top/Bottom Interval(mm): 00/1500
Sect: 5
Visual Text Description:
JLL FINE VITRIC TUFF;S SEE SECT.1;P FORAMS,CORAL,?BRYOZOA (SEE SECT.1);O
SEE SECT.1;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 649.40/ 649.60
Hole: 451 Depth to Top of Core(m) : 641.50
Core: 71 Depth Top/Bottom Interval(mm): 00/ 300
Sect: CC
Visual Text Description:
JLL FINE VITRIC TUFF;S SEE SECT.1;P FORAMS,CORAL,?BRYOZOA (SEE SECT.1);O
SEE SECT.1;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 651.00/ 652.50
Hole: 451 Depth to Top of Core(m) : 651.00
Core: 72 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
ZL VITRIC AND LITHIC TUFF (SEDIMENTARY);C 5GY2/1-GRNISH BLK;S PCS OF
CORE ARE 31 CM LONG (MAX) AND 15 CMLONG AVE.,C:M -- 2:1,SUBANG TO SUBRND
(0.5X0.5 AVE)CLASTS,SEE M FOR COMP.;M CLASTS: VESICULAR APHYRICBASALTS AND
BASALTIC ANDESITES,HYDROTHERMALLY ALT.GLASS AND ALT. VITROPHYRIC(?)
EXTRUSIVE ROCKS,ANDESITES W/OXIDIZED GROUND MASS,PCS. OF OLIVINE,PYROXENE,
HYDROTHERMAL(?) CARBONATE,MATRIX: MAINLYALT. VOLC. GLASS,GLASSY MATRIX OF
EXTRUSIVE ROCKS--CEMENTED W/CARBONATE;O CORED INTERVAL 651.0-660.5,SAME
MATERIAL THROUGHOUT CORE 72;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 652.50/ 654.00
Hole: 451 Depth to Top of Core(m) : 651.00
Core: 72 Depth Top/Bottom Interval(mm): 00/1500
Sect: 2
Visual Text Description:
ZL VITR + LITH TUFF;O CORED INTERVAL 651.0-660.5,SAME MATERIAL
THROUGHOUT CORE 72;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 654.00/ 655.50
Hole: 451 Depth to Top of Core(m) : 651.00
Core: 72 Depth Top/Bottom Interval(mm): 00/1500
Sect: 3
Visual Text Description:
ZL VITR + LITH TUFF;O CORED INTERVAL 651.0-660.5,SAME MATERIAL
THROUGHOUT CORE 72;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 655.50/ 656.15
Hole: 451 Depth to Top of Core(m) : 651.00
Core: 72 Depth Top/Bottom Interval(mm): 00/ 650
Sect: 4
Visual Text Description:
ZL VITR + LITH TUFF;O CORED INTERVAL 651.0-660.5,SAME MATERIAL
THROUGHOUT CORE 72;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 656.25/ 656.45
Hole: 451 Depth to Top of Core(m) : 651.00
Core: 72 Depth Top/Bottom Interval(mm): 00/ 300
Sect: CC
Visual Text Description:
ZL VITR + LITH TUFF;O CORED INTERVAL 651.0-660.5,SAME MATERIAL
THROUGHOUT CORE 72;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 660.50/ 661.90
Hole: 451 Depth to Top of Core(m) : 660.50
Core: 73 Depth Top/Bottom Interval(mm): 00/1400
Sect: 1
Visual Text Description:
KSL TUFF;C 5GY2/1,-BLK,5YR2/1-BROWNISH BLK,5G5/1-GRNSH GRY,5GY2/1-GNSH
BLK;S 0-20 CM IS SAME SED. VITRIC-LITHIC TUFF AS CORE 72 IN
PENECONTEMPORANEOUS NORMAL FAULT CTCT W/BLACK WELL-SORTED MASSIVE FINE
SANDSIZE VITRIC-LITHIC TUFF,20-25 CM DSTRBD BEDDING OF5YR2/1 IN BLK
LITHOLOGY OF UPPER PIECE,25-75 CMSMALL PIECES PRED. 5YR2/1 VITRIC-LITHIC
TUFF,75-83CM PIECE OF PRED. 5YR2/1 VITR-LITH TUFF (ALSO SMALLPIECE 85-90
CM),83-85 CM (ALSO 90-93 AND 93-140 CM)SAME 5GY2/1 VITR-LITH TUFF AS AT
TOP OF SECT.,85-92CM 5G5/1 AUREOLE;P 0.4 CM PIECES OF
RECRYSTALLIZEDSHELLS(?) 85-92 CM (5G5/1 MAT.);O SS AT 15 (D: 5GY2/1) AND
87 (M: 5G5/1) CM,CORED INT. 660.5-670.0
Leg : 59 Depth Top/Bottom of Layer(m) : 662.10/ 662.20
Hole: 451 Depth to Top of Core(m) : 660.50
Core: 73 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
KSL VITRIC-LITHIC TUFF;C 5GY2/1;S FEW SMALL PIECES;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 670.00/ 671.50
Hole: 451 Depth to Top of Core(m) : 670.00
Core: 74 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
ZL VITRIC-LITHIC AND CRYSTALLOCLASTIC TUFF (SEDIMENT);C -GREYISH BLK;S
SUBANG TO SUBRND 3X4 MM (AVE)CLASTS (OCCASIONALLY TO 5X4 CM) W/NO SORTING
ORORIENTATION OBSERVED,C:M IS 5:1,SEE M FOR COMP.;U5X4 CM HYDROTHERMALLY
ALT. ANDESITE CLAST AT 30-35CM,CLASTS + MATRIX CONTAIN SMALL GRAINS
OFDISSIMINATE PYRITE;M CLASTS: MAINLY HYDROTHERMALLYALT. PL-PHYRIC AND
APHYRIC ANDESITES,BASALTS,FRAGS.OF OL,PLAGIOCLASE AND CARBONATE ALSO OCCUR,
MATRIX:CORRESPONDS IN COMPOSITION TO CLASTS (<0.2 MM),ALSODISSIMINATE
PYRITE PRESENT;O CORED INT. 670.0-679.5;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 671.50/ 672.25
Hole: 451 Depth to Top of Core(m) : 670.00
Core: 74 Depth Top/Bottom Interval(mm): 00/ 750
Sect: 2
Visual Text Description:
ZL VITRIC-LITHIC AND CRYSTALLOCLASTIC TUFF(SEDIMENTARY);O CORED INT.
670.0-679.5;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 672.35/ 672.45
Hole: 451 Depth to Top of Core(m) : 670.00
Core: 74 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
ZL VITRIC-LITHIC CRYSTALLOCLASTIC TUFF;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 679.50/ 679.80
Hole: 451 Depth to Top of Core(m) : 679.50
Core: 75 Depth Top/Bottom Interval(mm): 00/ 300
Sect: 1
Visual Text Description:
ZL VITRIC AND LITHIC TUFFS;S FINE VITR AND LITH TUFFS (<0.25 MM) TO
COARSER TUFFS (2X3 MM) OF THE SAMECOMPOSITION,C:M IS 5:1,GRAIN SIZE
INCREASES DOWNWARD;M CLASTS: ALT. VITRIC VOLCANICS W/OLIVINE AND
PL-PHENOCRYSTS,ALT. APHYRIC ANDESITES(?) AND VOLCANICGLASS;O CORED
INTERVAL 679.5-689.0;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 679.90/ 680.00
Hole: 451 Depth to Top of Core(m) : 679.50
Core: 75 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
ZL VITRIC AND LITHIC TUFFS;S SMALL PIECES (3-4 CM);H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 701.50/ 702.65
Hole: 451 Depth to Top of Core(m) : 701.50
Core: 78 Depth Top/Bottom Interval(mm): 00/1150
Sect: 1
Visual Text Description:
JLL VITRIC TUFF;C N1-BLK,5G2/1-DK.GRN.BLK,5G4/1-BLUEGRY;S 0-5 CM N1-5G2/1
V.T.,5-115 CM V.T. AS ABOVEBUT W/ANG.VITRIC AND LITHIC CLASTS APPEARING AT
TOPPAND BECOMING MORE NUMEROUS DOWNSECT TO 115CM WHERECOARSE CLASTS BECOME
MUCH LESS FREQUENT AND THERE IS A SUBTLE COLOR CHANGE FROM 5G2/1 TO 5G4/1,
CLASTS ,ACCOUNT FOR 10% OF ROCK,SIZE RANGE FROM GRANULE(2-4 MM) TO WHAT
APPEARS TO HAVE BEEN COBBLES IN EXCESS OF 6 CM,VITR:LITH = 1:1,MATRIX IS A
VITRIC TUFF;M LARGE CLASTS ARE DENSE BASALTS;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 702.65/ 702.88
Hole: 451 Depth to Top of Core(m) : 701.50
Core: 78 Depth Top/Bottom Interval(mm): 1150/1380
Sect: 1
Visual Text Description:
JLL GRANULE SIZE MICROBRECCIA;C 5G4/1-BLUE GREY;SGRADUAL CHANGE FROM
ABOVE LITHO,ABOUT 1:1 CLASTS TOMATRIX WITH RARE SMALL PEBBLE SIZE (5-7 MM)
ANGULARCLASTS,VITRIC:LITHIC = 4 OR 5:1,BEDDING ABSENT,RKUNSORTED,
UNORIENTED,MASSIVE,CONTINUES INTO SECT.2GRADUALLY INCREASING IN GRAIN SIZE;
H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 703.00/ 703.70
Hole: 451 Depth to Top of Core(m) : 701.50
Core: 78 Depth Top/Bottom Interval(mm): 00/ 700
Sect: 2
Visual Text Description:
KSL LAPILLI TUFF;C 5G4.5/1
Leg : 59 Depth Top/Bottom of Layer(m) : 703.70/ 704.19
Hole: 451 Depth to Top of Core(m) : 701.50
Core: 78 Depth Top/Bottom Interval(mm): 700/1190
Sect: 2
Visual Text Description:
KSL SANDSTONE,TUFF,CHALK;C 5Y4.5/1,10YR3.5/1-BRN,5G4.5/1,10YR6.5/1;S
70-78 CM FINE 5Y4.5/1 SS GRADEDFROM MED. AT BTM,78-81 CM 10YR3.5/1
CLAY-SIZED TUFF,81-98 CM ALTERNATIONS OF FINE 5Y4.5/1 SS AND 5G4.5/1
LAPILLI TUFF,98-101 CM 10YR6.5/1 BIOTURBATED CHALK,101-119 CM VAGUELY
BEDDED CRSE + MED SS
Leg : 59 Depth Top/Bottom of Layer(m) : 704.19/ 704.50
Hole: 451 Depth to Top of Core(m) : 701.50
Core: 78 Depth Top/Bottom Interval(mm): 1190/1500
Sect: 2
Visual Text Description:
KSL LAPILLI TUFF;C 5G4.5/1
Leg : 59 Depth Top/Bottom of Layer(m) : 704.50/ 705.96
Hole: 451 Depth to Top of Core(m) : 701.50
Core: 78 Depth Top/Bottom Interval(mm): 00/1460
Sect: 3
Visual Text Description:
KSL TUFF,CHALK;C 5G5/1,5Y6/1,-V.DK.GRY,10YR2/1-BRNISHBLK,7.5YR5/2,
5GY2/1-GRNSH BLK,7.5YR4/2,5G4.5/1-GNSH,10YR5.5/2-BRNISH GRY,
10YR3/2-V.DK.BRN,10YR6/1,5G2/1,-BLK,5G4.5/1;S 0-2 CM IS 2.5 CM 5G5/1
PUMICE CLAST,2-9 CM V.DK.GRY FINE SS W/2 MM SUBHORIZ. 5Y6/1BURROW AT 3 CM,
9-12 CM 10YR2/1 LAYER,12-18 CM7.5YR5/2 BIOTURBD WITH 5Y6/1,18-29 CM
7.5YR5/2 WITHVAGUE 5GY2/1 HORIZONS (0.5 + 1 CM) AND A 1 CM7.5YR4/2 MOTTLE,
29-34 CM 5G4.5/1 GRADED GRANULE-CRSE SS TUFF LAYER,40-44 CM 10YR3/2(?)
BIOTURBD CHALK,34-40 CM 10YR5.5/2 CHALK,44-49 CM 10YR6/1 BIOTURBEDCHALK,
49-59 CM BIOTURBED MED-CRSE SS WITH 5GY2/1 AND 5G2/1 LAYERS,59-67 CM 5G5/1
LAPILLI TUFF (0.5 CMLAPILLI) W/8 CM BLK LAYER AT 60 CM,67-90 CM
MASSIVECRSE SAND SIZED 5G4.5/1 V.T.,90-102 CM 5G5/1 LAPILLI TUFF W/CLASTS
UP TO 1.2 CM--COMPRESSED FLATTENEDELONGATED AND PARALLEL TO BDNG,102-111
CM 5G5/1 V.T. GRADED UP FROM CRSE SS-GRANULE TO MED SS AT TOP,111-131 CM
5G5/1 LAPILLI TUFF GRADING TO CRSE-MED SS,131-146 CM 5G5/1 CRSE SS AND
GRANULE SIZED F.V.T.;O DESCRIBED WET,SS AT 12 (M) 36 (M) AND 60 (M) CM
Leg : 59 Depth Top/Bottom of Layer(m) : 706.00/ 707.05
Hole: 451 Depth to Top of Core(m) : 701.50
Core: 78 Depth Top/Bottom Interval(mm): 00/1050
Sect: 4
Visual Text Description:
JLL MICROBRECCIA;C 5BG4/1;S 0-40 CM GRANULE SIZE WITHRARE CLASTS UP TO 5
CM (MAX. AVE SIZE 2 CM). C:M IS2:1 AND VITR:LITH IS 3:1,FINER GRAINED
(I.E. CRSE V.T.) AT 30-40 CM,40-105 CM AS ABOVE BUT MUCH COARSER: SMALL
PEBBLE SIZE (AVE. 5-7 MM,MAX. 1 CM),VITR:LITH IS 5:1 AND C:M IS 2:1,
UNSORTED BUT UNORIENTED WITHDIP 35-40 DEG.;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 707.50/ 708.31
Hole: 451 Depth to Top of Core(m) : 701.50
Core: 78 Depth Top/Bottom Interval(mm): 00/ 810
Sect: 5
Visual Text Description:
JLL MICROBRECCIA;C 5BG4/1;S AS IN 40-105 CM OF SEC.4;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 708.00/ 708.29
Hole: 451 Depth to Top of Core(m) : 708.00
Core: 79 Depth Top/Bottom Interval(mm): 00/ 290
Sect: 1
Visual Text Description:
JLL BRECCIA;S CONTINUATION OF CORE 78 SECT.5
Leg : 59 Depth Top/Bottom of Layer(m) : 708.29/ 709.10
Hole: 451 Depth to Top of Core(m) : 708.00
Core: 79 Depth Top/Bottom Interval(mm): 290/1100
Sect: 1
Visual Text Description:
JLL VITRIC TUFF;C 5B4/1,5BG4/1;S VERY FINE AT TOP ANDCOARSER DOWNWARD,
RARE CLASTS AND THIN (5 MM) LAYERSOF CLASTS UP TO 2 CM,TABULAR ONES
ORIENTED PARALLELVAGUE BEDDING,15 DEG DIP,GRADATIONAL INTO LOWER PART OF
SECT.,COLOR 5B4/1-5BG4/1;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 709.10/ 709.40
Hole: 451 Depth to Top of Core(m) : 708.00
Core: 79 Depth Top/Bottom Interval(mm): 1100/1400
Sect: 1
Visual Text Description:
JLL BRECCIA;S GRANULE SIZE (2-4 MM) W/AREAS OF LAYER(1 CM MAX) CLASTS,
CLASTS:MATRIX = 1:1,VITR:LITH=2:1
Leg : 59 Depth Top/Bottom of Layer(m) : 709.50/ 711.00
Hole: 451 Depth to Top of Core(m) : 708.00
Core: 79 Depth Top/Bottom Interval(mm): 00/1500
Sect: 2
Visual Text Description:
JLL BRECCIA;C -RED BRN;S AS IN BOTTOM PART OF SECT.1,VITR:LITH = 1:1,RED
BRN (?ANDESITE)CLASTS <1% BELOW110 CM,MOSTLY GRANULE SIZE,RARE SMALL
PEBBLE SIZECLASTS,UNSORTED AND UNORIENTED;M ?ANDESITE;O LAPILLI TUFF
ACCORDING TO RODOLFO (KELVIN)
Leg : 59 Depth Top/Bottom of Layer(m) : 711.00/ 712.46
Hole: 451 Depth to Top of Core(m) : 708.00
Core: 79 Depth Top/Bottom Interval(mm): 00/1460
Sect: 3
Visual Text Description:
JLL BRECCIA;C -RED BRN;S AS BEFORE GRADUALLY COARSENNG DOWNSECTION TO
SMALL PEBBLE SIZE TEXTURE,AVE. SIZE4-5 MM,MAX SIZE 1.5 CM,CLASTS:MATRIX
4:1,VITRIC:LITH 1:1 (<1% RED BRN CLASTS),UNSORTED AND UNORIENTED;DHIGH.
DEF. 25-31 CM
Leg : 59 Depth Top/Bottom of Layer(m) : 712.56/ 712.51
Hole: 451 Depth to Top of Core(m) : 708.00
Core: 79 Depth Top/Bottom Interval(mm): 00/ 50
Sect: CC
Visual Text Description:
JLL BRECCIA;S AS BEFORE
Leg : 59 Depth Top/Bottom of Layer(m) : 712.51/ 712.68
Hole: 451 Depth to Top of Core(m) : 708.00
Core: 79 Depth Top/Bottom Interval(mm): 50/ 220
Sect: CC
Visual Text Description:
JLL GRUNDGE;D HIGH. DEF.;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 712.68/ 712.76
Hole: 451 Depth to Top of Core(m) : 708.00
Core: 79 Depth Top/Bottom Interval(mm): 220/ 300
Sect: CC
Visual Text Description:
JLL VITRIC TUFF;C N1-DK.GRNISH BLK,5G2/1-DK.GRNISH BLK;S SCATTERED VITRIC
AND LITHIC CLASTS UP TO 5 MM;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 717.50/ 718.42
Hole: 451 Depth to Top of Core(m) : 717.50
Core: 80 Depth Top/Bottom Interval(mm): 00/ 920
Sect: 1
Visual Text Description:
JLL LAPILLI;C N3-MED.DK.GRY,5G3/1-GRNISH BLK,N2-DK.GRY,N5;S N3 TO 5G3/1
LAPILLI,CLASTS:MATRIX IS 1:1GRADING DOWNWARDS TO 1:5 (CLASTS BECOME RARE
DWNWRD),VITR:LITH IS 1:2 OR 3,MAX SIZE 2.5 CM (AVE. 3-5 MM),UNSORTED AND
UNORIENTED EXCEPT IN BOTTOM 15 CMWHERE ORIENTATION PARALLEL BDDY OCCURS,
DIP 30-35 DEG,AT 74 CM--BROKEN FRAGMENT OF CORE W/N2 ULTRA FINEVITRIC TUFF
CONTAINING MED. GRAIN N5 BIOGENIC CALC.BURROWS,ABRUPT CTCT AT BASE OF UNIT
(92 CM);P LARGER FORAMS IN TOP MOST 35CM,BIOGENIC CALC BURROWS 74CM;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 718.42/ 718.66
Hole: 451 Depth to Top of Core(m) : 717.50
Core: 80 Depth Top/Bottom Interval(mm): 920/1160
Sect: 1
Visual Text Description:
JLL ULTRA FINE VITRIC TUFF;C N3-MED.DK.GRY;S VERYFINELY LAMINATED,
STEP-FAULTED (PEPENDICULAR TO BDDY?),ABRUPT CTCT AT 116 CM;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 718.66/ 718.88
Hole: 451 Depth to Top of Core(m) : 717.50
Core: 80 Depth Top/Bottom Interval(mm): 1160/1380
Sect: 1
Visual Text Description:
JLL FINE VITRIC TUFF;C N5-MED.GREY,N6-LT.GREY,5G5/1,5G6/2,5GY2/1,5G2/1;S
CALCAREOUS,LOWEST 3/4 CONTAINSANG. 5G5/1-5G6/2 VITRIC CLASTS (3-5 MM) THAT
BECOMEMORE NUMEROUS DOWNWARD AND PASS INTO UNDERLYINGLAPILLI (AS BEFORE),
VITRIC AND LITHIC 5GY2/1 TO5G2/1;P REXALLIZED FORAMS;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 719.00/ 720.40
Hole: 451 Depth to Top of Core(m) : 717.50
Core: 80 Depth Top/Bottom Interval(mm): 00/1400
Sect: 2
Visual Text Description:
JLL LAPILLI;C N3,5G3/1;S UNBEDDED,UNSORTED,UNORIENTED,CLASTS:MATRIX = 3
OR 4:1,VITRIC:LITHIC = 1:1 OR 1:2, AV. SIZE 2-3 MM,MAX SIZE 2 CM;P ?CORAL
1 CM LONG IN LOWEST CORE SEGMENT;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 720.50/ 720.80
Hole: 451 Depth to Top of Core(m) : 717.50
Core: 80 Depth Top/Bottom Interval(mm): 00/ 300
Sect: 3
Visual Text Description:
JLL LAPILLI;S CONT FROM ABOVE SECT. (80-2);H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 720.80/ 721.70
Hole: 451 Depth to Top of Core(m) : 717.50
Core: 80 Depth Top/Bottom Interval(mm): 300/1200
Sect: 3
Visual Text Description:
JLL VITRIC TUFF;C N3-DK.GRY,5G2/1-GREENISH BLK,N4-MED.GREY;S 30-60 CM
GRUNDGED UP CALC. TOP OF VERY FINEVITRIC TUFF UNIT,60-120 CM N3 TO 5G2/1
FINE VITRICTUFF,FAINTLY LAMIN.,DIP 30 DEG.,VERY UNIFORM INGRAIN SIZE,AT
65-70 CM N4 ULTRA FINE CALC. VITRICTUFF (NOT AS LIGHT COLORED AS USUAL);D
HIGH. DEF.30-60 CM;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 721.80/ 722.25
Hole: 451 Depth to Top of Core(m) : 717.50
Core: 80 Depth Top/Bottom Interval(mm): 00/ 550
Sect: CC
Visual Text Description:
JLL FINE VITRIC TUFF;C N2,5G2/1;S AS BASE OF SECT.3;DBADLY CHEWED UP BY
DRILLING,HIGH. DEF.;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 727.00/ 728.30
Hole: 451 Depth to Top of Core(m) : 727.00
Core: 81 Depth Top/Bottom Interval(mm): 00/1300
Sect: 1
Visual Text Description:
JLL VITRIC TUFF;C N2,5G2/1,N3-MED.DK.GRY;S N2 TO 5G2/1 FINE TO VERY FINE
V.T.,FAINTLY AND REGULARLY LAMIN.,30 DEG. DIP,RARE VITRIC CLASTS (1-4 MM)
ORIENTEDPARALLEL BDDY,BEDS OF ULTRAFINE N3 DENSE STRUCTURLES VT UP TO 4 CM
THICK AT 6-10 37-41 AND 101-105 CM,THEY HAVE GRADATIONAL LOWER BOUNDARIES
WITH F.V.T.AND ABRUPT UPPER BOUNDARIES;D HIGH. DEF. AT 26-33,45-50,59-70,
85-100,AND 110-130 CM;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 728.50/ 730.00
Hole: 451 Depth to Top of Core(m) : 727.00
Core: 81 Depth Top/Bottom Interval(mm): 00/1500
Sect: 2
Visual Text Description:
JLL FINE VITRIC TUFF W/INTERBEDS OF ULTRA FINE VITRICTUFF;C 5B5/1-BLUE
GRY,N3,5B4/1,N6-MED.LT.GRY,5G2/1;S 72-86 CM FVT AS ABOVE BUT W/5BK/1
VITRIC CLASTS (1-3 MM) ORIENTED ALONG SOME LAMINAE,92-100 CM CTCT BTW TWO
F.V.T. UNITS-- N3 ULTRA FINE V.T. ABOVE VITRICTUFF W/5BJ/1 ANGULAR 1-2 MM
CLASTS ABOVE N6 CALC.FVT ABOVE N6 CALC. FVT W/BIOTURB. ABOVE N3 FVT
(FORMORE DETAIL SEE DRAWING ON VISUAL DESC. FORM),100-50 CM FAINTLY LAMIN.
F.V.T. (DIP 25 DEG) N3-5G2/1 ASBEFORE;D HIGH. DEF. 45-72 AND 86-92 CM;O
NOTE:INTERVALS 72-86 AND 92-100 CM;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 730.00/ 731.50
Hole: 451 Depth to Top of Core(m) : 727.00
Core: 81 Depth Top/Bottom Interval(mm): 00/1500
Sect: 3
Visual Text Description:
JLL FINE VITRIC TUFF;C N3,5G2/1,5B4/1;S AS BEFORE,AT62-73 CM W/SCATTERED
ANG. VITRIC 5B4/1 3-5 CM CLASTS,90-150 CM AS ABOVE BUT W/COARSER GRAINED
ASPECTALTHO STILL A F.V.T.;D HIGH. DEF. 45-62 AND 73-90CM,REST UNDEFORMED;
H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 731.50/ 732.25
Hole: 451 Depth to Top of Core(m) : 727.00
Core: 81 Depth Top/Bottom Interval(mm): 00/ 750
Sect: 4
Visual Text Description:
JLL VITRIC TUFF;C N3,5G2/1,5B4/1,N5,N6,N2-DK.GRY,N3-DK.GRY;S 0-27 CM FINE
V.T. TO V.T. AS AT BASE OF LASTSECT.,27-50 CM THIN INTERBEDS OF: (1)
LAMINATED N3-5G2/1 F.V.T.,(2) N3 ULTRA F.V.T.,AND (3) N3-5B4/1VITRIC TUFF
(MICROBRECCIA),BEDS VARY FROM 1 TO 5 CMTHICK,50-56 CM N5 + N6 CALC.
BIOTURB. ZONE OF F.V.T.,68-75 CM N2-N3 VERY F.V.T.;D HIGH. DEF. 12-27 CM;
PFORAMS 50-56 CM;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 732.35/ 732.77
Hole: 451 Depth to Top of Core(m) : 727.00
Core: 81 Depth Top/Bottom Interval(mm): 00/ 520
Sect: CC
Visual Text Description:
JLL VITRIC TUFF;C N2,N3,5G2/1;S 0-30 CM N2-N3 VERYFINE V.T. W/FAINT
LAMINAE OF 5G2/1 VITRIC FINE SANDSIZED GRAINS,30-52 CM THE ABOVE 2 LITH.
IN A COMPLEX SOFT-ROCK SLUMP STRUCTURE;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 736.50/ 738.00
Hole: 451 Depth to Top of Core(m) : 736.50
Core: 82 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
JLL FINE VITRIC TUFF,FINE LAPILLI;C 5G2/1;S 0-20 CM5G2/1 F.V.T.,28-42 CM
5G2/1 FINE LAPILLI (1-3 MM)70% VITRIC,42-47 CM F.V.T. AS ABOVE,47-150 CM
FINELAPILLI (1-3 MM) AS ABOVE,GRADUALLY COARSENING DOWNSECTION UNTIL AT
BASE OF SECT.,AV. GRAIN SIZE IS 3-5 MM (MAX SIZE 2 CM),CLASTS:MATRIX 4:1,
VITRIC:LITHIC2:1,UNSORTED AND UNORIENTED;D HIGH. DEF. 20-28 CM;OCONTINUES
INTO SECT.2;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 738.00/ 738.65
Hole: 451 Depth to Top of Core(m) : 736.50
Core: 82 Depth Top/Bottom Interval(mm): 00/ 650
Sect: 2
Visual Text Description:
JLL LAPILLI;S AS IN LOWER PART OF SECT.1;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 738.65/ 739.50
Hole: 451 Depth to Top of Core(m) : 736.50
Core: 82 Depth Top/Bottom Interval(mm): 650/1500
Sect: 2
Visual Text Description:
JLL FINE VITRIC TUFF;C 5G2/1;S AS BEFORE W/SCATTERED1 MM CLASTS,126-133
CM IRREGULAR LAMINAE--SLUMPEDULTRA FINE V.T.;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 739.50/ 741.00
Hole: 451 Depth to Top of Core(m) : 736.50
Core: 82 Depth Top/Bottom Interval(mm): 00/1500
Sect: 3
Visual Text Description:
JLL LAPILLI,VITRIC TUFF;S 0-65 CM CONTINUATION OF FVTFRM SEC.2,5-7 AND
12-20 CM LAPILLI LAYERS,AT 65 CMCOARSENING BEGINS AND GRADED UNIT PASSES
DOWN FROMTHE F.V.T. OF THE TOP 65 CM INTO LAPILLI AS IN SEC.1;O CONTINUES
TO SEC.4;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 741.00/ 742.18
Hole: 451 Depth to Top of Core(m) : 736.50
Core: 82 Depth Top/Bottom Interval(mm): 00/1180
Sect: 4
Visual Text Description:
JLL LAPILLI;C 5B4/1;S CONTINUATION DOWN OF SEC.3,BASEOF GRADED BED AT 118
CM,IN LOWER 60 CM OF THE UNITAVE. CLAST SIZE IS 3-5 MM (MAX 2 CM),
CLASTS:MATRIXIS 2:1,VITRIC:LITHIC IS 2:1;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 742.18/ 742.35
Hole: 451 Depth to Top of Core(m) : 736.50
Core: 82 Depth Top/Bottom Interval(mm): 1180/1350
Sect: 4
Visual Text Description:
JLL FINE VITRIC TUFF;C 5G2/1;S AS BEFORE;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 742.50/ 742.90
Hole: 451 Depth to Top of Core(m) : 736.50
Core: 82 Depth Top/Bottom Interval(mm): 00/ 400
Sect: 5
Visual Text Description:
JLL FINE VITRIC TUFF;S CONT. OF SEC.4;D HIGH DEF. 0-24 CM;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 743.00/ 743.25
Hole: 451 Depth to Top of Core(m) : 736.50
Core: 82 Depth Top/Bottom Interval(mm): 00/ 350
Sect: CC
Visual Text Description:
JLL FINE VITRIC TUFF,LAPILLI;C 5B4/1;S 0-10 CM F.V.T.AS IN SEC.4 + 5,
10-20 CM F.V.T. GRUNDGE,20-35 CM5B4/1 LAPILLI AV. SIZE 2-3 MM (MAX 7 MM);D
HIGH. DEF. 10-20 CM;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 746.00/ 747.50
Hole: 451 Depth to Top of Core(m) : 746.00
Core: 83 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
JLL LAPILLI;C 5G2/1,5B4/1;S AVE. SIZE 2-3 MM (MAX. 1CM),CLASTS:MATRIX 4:1,
LITHIC:VITRIC 5:1,ANG.-SUBANG.UNSORTED,UNORIENTED,36-39 CM A LARGE ROUNDED
CLASTOF 5B4/1-N6 CALCAREOUS F.V.T. (TOP OF GRADED BED),88-89 CM VAGUE BAND
OF CALC 5B4/1 BIOTURB F.V.T.--CONTACTS OBSCURE AND FUZZY,98-150 CM LAPILLI
RUBBLE;D HIGH. DEF. 98-150 CM;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 747.50/ 747.82
Hole: 451 Depth to Top of Core(m) : 746.00
Core: 83 Depth Top/Bottom Interval(mm): 00/ 320
Sect: 2
Visual Text Description:
JLL LAPILLI;S 15-23 CM LAPILLI AS BEFORE,0-15 AND23-32 CM DRILLING RUBBLE;
D HIGH. DEF.-DRLG.RUBBLE0-15 AND 23-32 CM;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 748.20/ 748.27
Hole: 451 Depth to Top of Core(m) : 746.00
Core: 83 Depth Top/Bottom Interval(mm): 00/ 170
Sect: CC
Visual Text Description:
JLL LAPILLI;S AS IN SECS. 1 + 2;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 755.50/ 757.00
Hole: 451 Depth to Top of Core(m) : 755.50
Core: 84 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
JLL LAPILLI;C 5G2/1-GRNISH BLK;S MASSIVE,UNSORTED,UNORIENTED (VAGUE
ORIENTATION OF TABULAR FRAGS. BTW70 AND 150 CM),DIP 30 DEG.,CLASTS:MATRIX
= 3 OR 4:1,VITR:LITH = 1:3,AV. SIZE 2-3 MM,MAX SIZE (EXCLUDINGLARGE
VESICULAR COBBLE AT 37-40 CM) 1.5 CM;P TRACEORGANIC CACO3 DEBRIS;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 757.00/ 758.50
Hole: 451 Depth to Top of Core(m) : 755.50
Core: 84 Depth Top/Bottom Interval(mm): 00/1500
Sect: 2
Visual Text Description:
JLL LAPILLI;S CONT. OF SECT.1 W/O CHANGE;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 758.50/ 760.00
Hole: 451 Depth to Top of Core(m) : 755.50
Core: 84 Depth Top/Bottom Interval(mm): 00/1500
Sect: 3
Visual Text Description:
JLL LAPILLI;S AS IN SECS.1 + 2 W/O CHANGE;D HIGH. DEF. 51-59,95-100,
109-117,AND 125-150 CM;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 760.00/ 760.56
Hole: 451 Depth to Top of Core(m) : 755.50
Core: 84 Depth Top/Bottom Interval(mm): 00/ 560
Sect: 4
Visual Text Description:
JLL LAPILLI;S AS IN SECS.1-3,UNCHANGED;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 761.25/ 761.60
Hole: 451 Depth to Top of Core(m) : 755.50
Core: 84 Depth Top/Bottom Interval(mm): 00/ 450
Sect: CC
Visual Text Description:
JLL LAPILLI;S FRAGMENTS AND GRUNDGE;D HIGH. DEF.;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 765.00/ 766.42
Hole: 451 Depth to Top of Core(m) : 765.00
Core: 85 Depth Top/Bottom Interval(mm): 00/1420
Sect: 1
Visual Text Description:
JLL LAPILLI;C 5G2/1;S MASSIVE,STRUCTURELESS,UNSORTED,UNORIENTED,SOMEWHAT
FINER GAINED THAN CORE 84,AV.CLAST SIZE 1-1.5 MM,MAX SIZE 1.3 CM,
CLASTS:MATRIX2:1,VITR:LITH 1:3 OR 4;O 142-150 CM VOID;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 766.50/ 767.89
Hole: 451 Depth to Top of Core(m) : 765.00
Core: 85 Depth Top/Bottom Interval(mm): 00/1390
Sect: 2
Visual Text Description:
JLL LAPILLI,VITRIC TUFF (FINE);C 5G2/1,N2;S 0-78 CMLAPILLI AS IN SEC.1
BEGINNING TO COARSER DOWNWARDFROM 50 CM,BETWEEN 50 + 78 CM AV. CLAST SIZE
2-3 MM(MAX 1.5 CM) OTHERWISE SAME AS SEC.1,78-112 CM N2 TO 5G2/1
F.V.T.--STRUCTURELESS UNIFORM,CONTACT W/TOPLAPILLI NOT SHARP,112-139 CM
LAPILLI--SOMEWHAT FINER THAN PREVIOUSLY DESCRIBED,IT IS MORE OF A
VITRICTUFF WITH 10-15% CLASTS W/MAX 8 MM SIZE,FAINT NEARLY HORIZONTAL
BEDDING IN BOTTOM 3 CM OF CORE,139-150CM VOID;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 768.00/ 769.40
Hole: 451 Depth to Top of Core(m) : 765.00
Core: 85 Depth Top/Bottom Interval(mm): 00/1400
Sect: 3
Visual Text Description:
JLL FINE VITRIC TUFF;C N1,5G2/1,N3-MED.GRY,N4-MED.DK.GRY;S N1-5G2/1
F.V.T. W/SCATTERED CLASTS OF VITRICAND LITHIC COMPOSITION UP TO 5 MM AND
W/ZONES ORILL-DEFINED BEDS OF CONCENTRATED CLASTS 3-4 CM THICK,AT ABOUT 90
CM GRAIN SIZE BEGINS TO COARSEN ANDFROM 100-128 CM IT IS A LAPILLI IN
WHICH CLASTSOCCUPY 20-25% AND AVE. 2-3 MM IN SIZE (MAX 4-5 MM),VITR.:LITH
IS 1:4,ABRUPT CTCT W/UNDERLYING FVT,128-132 CM N3-N4 VERY FVT--CALCAREOUS
(TOP OF TYPICALGRADED BED) AND BIOTURBATED WITH BEDDING DIP OF 25DEG.,
132-140 CM VITRIC TUFF TO FVT AS AT TOP OF SECT,140-150 CM VOID;D 45-55
HIGH. DEF.;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 769.50/ 770.20
Hole: 451 Depth to Top of Core(m) : 765.00
Core: 85 Depth Top/Bottom Interval(mm): 00/ 700
Sect: 4
Visual Text Description:
JLL LAPILLI;C N2,5G2/1;S C:M IS 3:1,V:L IS 1:5,AV. SSIZE 2-3 MM,MAX SIZE
1 CM,UNSORTED,UNORIENTED;D HIGH DEF. 0-9,25-30,AND 50-70 CM;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 770.34/ 770.69
Hole: 451 Depth to Top of Core(m) : 765.00
Core: 85 Depth Top/Bottom Interval(mm): 00/ 450
Sect: CC
Visual Text Description:
JLL VITRIC TUFF;C N4-MED.GRY,5BG4/1,5G2/1;S 0-11 CMVITRIC TUFF W/15-20%
LAPILLI CLASTS,11-25 CM DRLG.GOUGE CONTAINS 2 COBBLE SIZE PIECES OF N4
CALCAREOUS VERY F.V.T.,BIOTURBATED,ONE W/5 CM LAYER OF 5BG4/1ULTRA F.V.T.,
25-45 CM N4-5G2/1 FVT--SLUMP STRUCTURES;D DRILLING GOUGE 11-25 CM;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 774.50/ 776.00
Hole: 451 Depth to Top of Core(m) : 774.50
Core: 86 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
ZL VITRIC,LITHIC AND CRYSTALLOCLASTIC TUFF (SEDIMENTARY);S <0.2 MM;M
CONSISTS OF APHYRIC BASALTS,OXIDIZED ANDESITES,ALT. VOLC. GLASS AND GLASSY
VOLC. ROCK;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 776.00/ 776.79
Hole: 451 Depth to Top of Core(m) : 774.50
Core: 86 Depth Top/Bottom Interval(mm): 00/ 790
Sect: 2
Visual Text Description:
KSL VITRIC-LITHIC TUFF;C 5G4/1;S MASSIVE MED-CRSE;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 776.79/ 777.50
Hole: 451 Depth to Top of Core(m) : 774.50
Core: 86 Depth Top/Bottom Interval(mm): 790/1500
Sect: 2
Visual Text Description:
KSL MICROBRECCIA;C 5G4.5/1;S C/M = 5/1,CLASTS SUBRDD-SUBANG,AVE SIZE 0.7
MM;M ALTERED GLASSY BASALT 40%,OXIDIZED ANDESITE CLASTS 3%,SOME OLIVINE
AND PLAG.CRYSTALS,MX IS SMALL FRAGS OF SAME LITH. W/ZEOL. AND CARB. CEMENT;
H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 777.50/ 778.04
Hole: 451 Depth to Top of Core(m) : 774.50
Core: 86 Depth Top/Bottom Interval(mm): 00/ 540
Sect: 3
Visual Text Description:
KSL MICROBRECCIA;S SAME AS ABOVE SECT. 2;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 778.04/ 779.00
Hole: 451 Depth to Top of Core(m) : 774.50
Core: 86 Depth Top/Bottom Interval(mm): 540/1500
Sect: 3
Visual Text Description:
KSL TUFF;C N4;S 54-124 CM N4 FINE TUFF SLT + CLY SIZE,124-143 CM N4
FINE-MED SAND TUFF,143-150 CM GRANULECRSE + MED SS MASSIVE TUFF;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 779.10/ 779.39
Hole: 451 Depth to Top of Core(m) : 774.50
Core: 86 Depth Top/Bottom Interval(mm): 00/ 390
Sect: CC
Visual Text Description:
KSL TUFF,MICROBRECCIA;S 0-18 CM SAME GRANULE-MED SSTUFF AS BTM OF SECT.3,
18-39 CM VITRIC LITHIC SED.MICROBRECCIA;U 20 MM PUMICE CLAST AT 20 CM;M
PUMICE;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 784.00/ 785.50
Hole: 451 Depth to Top of Core(m) : 784.00
Core: 87 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
KSL VITRIC AND LITHIC TUFF,VOLCANOCLASTIC SEDIMENTARYBRECCIA;C 5GY4.5/1,
5G2/1;S 0-18 CM LITHIC AND VITRIC BASALTIC TUFF (<0.1 MM) W/OCCASIONAL
LAYERS OFMICROBRECCIA (0.5 CM THICK),18-80 CM VOLC. SED.BRECCIA,C/M IS 2:1,
CLASTS SUBRND SUBANG 0.5X0.7 CM(AVE.),MATRIX SAME COMP. AS CLASTS (SEE M)
0.1X0.2MM SIZE CEMENTED W/LOW TEMP HYDROTHERMAL CALCITE AND ZEOL,NO
SORTING OR ORIENTATION OF CLASTS OR MATRIXWAS IDENTIFIED,80-101 CM
5GY4.5/1 BIOTURBD CHALKGRADING DOWN TO 5G2/1 TUFF (AT 95 CM),101-150
CMVITRIC AND LITHIC TUFF (<0.2 MM)--COMPOSITION THESAME AS FOR BRECCIAS(?)
DESCRIBED ABOVE;M CLASTS ARE ALT.TUFFS,VITROPHILIC BASALTS (BASALTIC
ANDESITES),OXIDIZED ANDESITES,ALSO CALCITE AND ZEOLITES INMATRIX;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 785.50/ 787.00
Hole: 451 Depth to Top of Core(m) : 784.00
Core: 87 Depth Top/Bottom Interval(mm): 00/1500
Sect: 2
Visual Text Description:
ZL ALTERED VOLCANOCLASTIC (SEDIMENTARY) MICROBRECCIA;S SAME AS IN
PREVIOUS SECTIONS (86 CORE),CLASTS 0.5X0.7 CM (AVE.) TO 2X4 CM (MAX),NO
GRADING OR SORTING,70-150 CM VITRIC AND LITHIC TUFFS W/SOME
GRADEDBEDDING--COMPOSITION THE SAME AS OVERLYING MICROBRECCIA;U 2X4 CM
CLAST OF ALTERED ANDESITE AT 65 CM;MCLAST COMP: VESICULAR PL-PHYRIC
BASALTS,ALT. ANDESITES,GLASS,VITRIC TUFFS,CARBONATE,ZEOLITES;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 787.10/ 787.30
Hole: 451 Depth to Top of Core(m) : 784.00
Core: 87 Depth Top/Bottom Interval(mm): 00/ 300
Sect: CC
Visual Text Description:
ZL VITRIC AND LITHIC TUFF (FINE GRAINED);S SAME ASTUFF OF LOWER PART OF
SECT.2 (CORE 87),SLI. LAMIN.;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 793.50/ 794.53
Hole: 451 Depth to Top of Core(m) : 793.50
Core: 88 Depth Top/Bottom Interval(mm): 00/1030
Sect: 1
Visual Text Description:
KSL VOLCANIC SEDIMENTARY BRECCIA;C 5GY3/1,-BLK;S C/MIS 4/1,MAX CLAST SIZE
4 CM DIA BLK V.T.,RND CLASTS(MAINLY PUMICE) 1.5 CM IN SIZE;U ROUNDED AND
IMBRICIMBRICATE-ORIENTED CLASTS OF FINE V.T. AT 13 AND 30CM;O SS AT 30 CM
(MINOR);H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 794.53/ 795.00
Hole: 451 Depth to Top of Core(m) : 793.50
Core: 88 Depth Top/Bottom Interval(mm): 1030/1500
Sect: 1
Visual Text Description:
KSL VITRIC TUFF;C 5GY4/1,5GY2/1;S 103-105 CM 5GY4/1BIOTURBATED CALCAREOUS
VITRIC TUFF,105-150 CM WELLSORTED MASSIVE 5GY2/1 MED SS VITRIC TUFF;O SS
AT 104 CM--MINOR;H HARD
Leg : 59 Depth Top/Bottom of Layer(m) : 795.00/ 795.35
Hole: 451 Depth to Top of Core(m) : 793.50
Core: 88 Depth Top/Bottom Interval(mm): 00/ 350
Sect: 2
Visual Text Description:
KSL VITRIC TUFF;S SAME SS AS SECT.1;H HARD;Z 33235000.3651
Leg : 59 Depth Top/Bottom of Layer(m) : 795.35/ 795.90
Hole: 451 Depth to Top of Core(m) : 793.50
Core: 88 Depth Top/Bottom Interval(mm): 350/ 900
Sect: 2
Visual Text Description:
KSL MICROBRECCIA;C 5GY3/1;S MAX CLAST SIZE 1 CM (AVE.0.5 CM);M
PREDOMINANTLY PUMICE,LESSER BASALT;O ALSO145-150 SAME SECT.;H HARD;Z
33235000.3651
Leg : 59 Depth Top/Bottom of Layer(m) : 795.90/ 796.45
Hole: 451 Depth to Top of Core(m) : 793.50
Core: 88 Depth Top/Bottom Interval(mm): 900/1450
Sect: 2
Visual Text Description:
KSL VITRIC TUFF;C 5GY3/1;S GRADING DOWN TO MICROBRECCIA;H HARD;Z
33235000.3651
Leg : 59 Depth Top/Bottom of Layer(m) : 796.45/ 796.50
Hole: 451 Depth to Top of Core(m) : 793.50
Core: 88 Depth Top/Bottom Interval(mm): 1450/1500
Sect: 2
Visual Text Description:
KSL MICROBRECCIA;S AS 35-90 CM;H HARD;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 796.50/ 797.20
Hole: 451 Depth to Top of Core(m) : 793.50
Core: 88 Depth Top/Bottom Interval(mm): 00/ 700
Sect: 3
Visual Text Description:
KSL MICROBRECCIA;C 5GY3/1;S AS ABOVE,MAX CLAST SIZE5 MM (AVE. 3 TO 4 MM);
M 50% GLASSY BASALT,5% BROWNALTERED ANDESITE;H HARD;Z 33131000
Leg : 59 Depth Top/Bottom of Layer(m) : 797.30/ 797.40
Hole: 451 Depth to Top of Core(m) : 793.50
Core: 88 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
KSL MICROBRECCIA;S SAME AS SECT.3;D DISTURBED;H HARD;Z 33131000
Leg : 59 Depth Top/Bottom of Layer(m) : 803.00/ 803.30
Hole: 451 Depth to Top of Core(m) : 803.00
Core: 89 Depth Top/Bottom Interval(mm): 00/ 300
Sect: 1
Visual Text Description:
TUFF;C 5G3/1;S COARSE TUFF-MICROBRECCIA (LITH. ASIN LOWER BRECCIA) TO
MED-FINE TUFF,1 CM FINE SSLAYER AT 20-30 CM (40 DEG DIP);H HARD;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 803.30/ 804.28
Hole: 451 Depth to Top of Core(m) : 803.00
Core: 89 Depth Top/Bottom Interval(mm): 300/1280
Sect: 1
Visual Text Description:
VOLCANIC SED.;S C/M IS 5 OR 6/1,CLASTS SHOW SOMEIMBRICATION;M 55% PUMICE,
40% ALT.BASALT,5% OXIDIZEDANDESITE OR BASALT,MATRIX FINE ALT. GLASS;H HARD;
Z 33219000.3651
Leg : 59 Depth Top/Bottom of Layer(m) : 804.28/ 804.50
Hole: 451 Depth to Top of Core(m) : 803.00
Core: 89 Depth Top/Bottom Interval(mm): 1280/1500
Sect: 1
Visual Text Description:
TUFF;C 5GY2/1;S 128-139 CM FINE VITRIC TUFF,139-50 CM FINE SAND-SIZED
TUFF;H HARD;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 804.50/ 804.80
Hole: 451 Depth to Top of Core(m) : 803.00
Core: 89 Depth Top/Bottom Interval(mm): 00/ 300
Sect: 2
Visual Text Description:
KSL VITRIC TUFF;S SAME AS LAST SECTION BASE;H HARD;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 804.80/ 806.00
Hole: 451 Depth to Top of Core(m) : 803.00
Core: 89 Depth Top/Bottom Interval(mm): 300/1500
Sect: 2
Visual Text Description:
KSL SEDIMENTARY LITHIC BASALT BRECCIA;C -RED;S C/M IS1-3/1,MAX CLAST SIZE
1.2 CM,SOME IMBRICATION;M 60%SUBRND TO ANG FRESH BASALT,30% SUBRND ALT.
BASALT,14% PUMICE, 1% RED ALT. BASALT OR ANDESITE-SUBRND;OINCLUDES CORE
CATCHER;H HARD;Z 33131000
Leg : 59 Depth Top/Bottom of Layer(m) : 806.10/ 806.10
Hole: 451 Depth to Top of Core(m) : 803.00
Core: 89 Depth Top/Bottom Interval(mm): 0/ 0
Sect: CC
Visual Text Description:
KSL SED. LITH. BASALT BRECCIA;S SAME AS BASAL SECT.2;H HARD;Z 33131000
Leg : 59 Depth Top/Bottom of Layer(m) : 812.50/ 813.20
Hole: 451 Depth to Top of Core(m) : 812.50
Core: 90 Depth Top/Bottom Interval(mm): 00/ 700
Sect: 1
Visual Text Description:
JLL LAPILLI;C N3-DK.GREY,5B4/1-DK.BLUISH GREY,-RED BRN;S C:M IS 5:1,V:L
IS 1:1,AV. SIZE 3-4 MM MAX SIZE 2CM (ABOUT 15% GREATER THAN 5 MM),MOSTLY
ANG. TOSUBANG,UNSORTED,UNORIENTED,1-2% RED BRN CLASTS;UPYRITE CLUSTERS IN
TOP MOST CORE SEGMENT;M PYRITE;H HARD;Z 33219000.3651
Leg : 59 Depth Top/Bottom of Layer(m) : 813.20/ 813.30
Hole: 451 Depth to Top of Core(m) : 812.50
Core: 90 Depth Top/Bottom Interval(mm): 700/ 800
Sect: 1
Visual Text Description:
JLL FINE VITRIC TUFF;C N3-MED DK GRY;S FAINT BEDDINGWITH STRING OF LITHIC
CLASTS 1 MM IN DIA,DIP 15-20DEGREE;H HARD;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 813.30/ 813.64
Hole: 451 Depth to Top of Core(m) : 812.50
Core: 90 Depth Top/Bottom Interval(mm): 800/1140
Sect: 1
Visual Text Description:
JLL LAPILLI;C -RED BRN;S MUCH FEWER COARSE CLASTS THAN IN ABOVE,AV. SIZE
1.5-2,MAX SIZE 2 CM,3% COARSE,V:L IS 1:1,RED BRN CLASTS 1-2%;H HARD;Z
33219000.3651
Leg : 59 Depth Top/Bottom of Layer(m) : 813.74/ 813.84
Hole: 451 Depth to Top of Core(m) : 812.50
Core: 90 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
JLL LAPILLI;S AS IN BOTTOM OF SEC.1;D MUCH DRILLINGDISTURBANCE;H HARD;Z
33219000.3651
Leg : 59 Depth Top/Bottom of Layer(m) : 822.00/ 822.82
Hole: 451 Depth to Top of Core(m) : 822.00
Core: 91 Depth Top/Bottom Interval(mm): 00/ 820
Sect: 1
Visual Text Description:
JLL LAPILLI;C N3-MED.DK.GRY,5B4/1-DK.BLUE GREY;S AS IN CORE 90,AV. SIZE
2-3 MM,SEVERAL LG. CLASTS (>3 CM);P ONE ?CORAL ?BRYOZOAN SECTION (5.5 CM
LONG X 1.2CM)AT 39-41 CM;H HARD;Z 33219000.3651
Leg : 59 Depth Top/Bottom of Layer(m) : 822.82/ 823.50
Hole: 451 Depth to Top of Core(m) : 822.00
Core: 91 Depth Top/Bottom Interval(mm): 820/1500
Sect: 1
Visual Text Description:
JLL COARSE VITRIC LITHIC TUFF;C N3;S 82-86 CM N3 F.V.T,86-150 CM COARSE
V.L.T.,MUCH FINER THAN ABOVELAPILLI,AV. SIZE 0.5-1 MM (MAX SIZE 1.5 CM),
20%CLASTS >4MM,VITR:LITH IS 1:1;D HIGH. DEF. 82-98 CM;H HARD;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 823.50/ 823.77
Hole: 451 Depth to Top of Core(m) : 822.00
Core: 91 Depth Top/Bottom Interval(mm): 00/ 270
Sect: 2
Visual Text Description:
JLL COARSE VITRIC LITHIC TUFF;C N3,5G2/1;S 20-25%CLASTS >5%,N3-5G2/1
COLOR;H HARD;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 823.88/ 823.88
Hole: 451 Depth to Top of Core(m) : 822.00
Core: 91 Depth Top/Bottom Interval(mm): 0/ 0
Sect: CC
Visual Text Description:
JLL COARSE VITRIC LITHIC TUFF;C N3,5G2/1;S 5% CLASTS>4 MM;H HARD;Z
33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 831.50/ 833.00
Hole: 451 Depth to Top of Core(m) : 831.50
Core: 92 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
JLL LAPILLI;C N3,5G3/1,5BG5/1;S CRSE IN TOP 10 CM,AV.3-4 CM W/MAX 3 CM,
FROM 40-150 CM DWNCORE GRAIN SIZEGRADUALLY DECREASES FROM LAPILLI TO A
CRSE TUFF (N3-5G3/1),VITR:LITH - 1:3,AV. SIZE 1-2 MM (MAX 1.5 CM)C:M - 1:1
AT 40 CM,AT BTM OF SEC A CRSE TUFF W/5-10% CLASTS (MAX SIZE 5 CM),FROM
65-85 CM 3-5 MM CLASTSARE DOMINANTLY 5BG5/1 VITRIC;U LARGE FINE
GRAINEDVESICULAR BASALT COBBLE AT 13-33 CM;M BASALT,TUFF;H HARD;Z
33219000.3651
Leg : 59 Depth Top/Bottom of Layer(m) : 833.00/ 833.39
Hole: 451 Depth to Top of Core(m) : 831.50
Core: 92 Depth Top/Bottom Interval(mm): 00/ 390
Sect: 2
Visual Text Description:
JLL TUFF;C N3,5G2/1;S COARSE TO VERY COARSE,UP TO 25%CLASTS >4 MM;H HARD;
Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 833.39/ 834.50
Hole: 451 Depth to Top of Core(m) : 831.50
Core: 92 Depth Top/Bottom Interval(mm): 390/1500
Sect: 2
Visual Text Description:
JLL LAPILLI;S AS USUAL,AT TOP--AV. SIZE 2-4 MM (MAXSIZE 2 CM),VITR:LITH
1:1,C:M 2 OR 3:1,GRADING DOWNAT BTM TO AV. SIZE 1-2 MM (MAX SIZE 1.5 CM),
UNSORTED,UNORIENTED;H HARD;Z 33219000.3651
Leg : 59 Depth Top/Bottom of Layer(m) : 834.50/ 834.60
Hole: 451 Depth to Top of Core(m) : 831.50
Core: 92 Depth Top/Bottom Interval(mm): 00/ 100
Sect: 3
Visual Text Description:
JLL LAPILLI;S AS IN BASE OF SEC.2;D HIGHLY DISTURBED;H HARD;Z
33219000.3651
Leg : 59 Depth Top/Bottom of Layer(m) : 834.74/ 834.96
Hole: 451 Depth to Top of Core(m) : 831.50
Core: 92 Depth Top/Bottom Interval(mm): 00/ 320
Sect: CC
Visual Text Description:
JLL TUFF;C N3,5G2/1,5G4/1;S 0-2 AND 4-10 CM N3-5G2/1LITHIC-VITRIC TUFF,
2-4 CM 50% CLASTS LAPILLI LAYER,10-14 CM DISRUPTED CALCAREOUS LAYER
W/BIOTURBATION5G4/1 BURROWS(?),14-32 CM N3-5G2/1 F.V.T.;H HARD;Z
33219000.3651
Leg : 59 Depth Top/Bottom of Layer(m) : 841.00/ 841.28
Hole: 451 Depth to Top of Core(m) : 841.00
Core: 93 Depth Top/Bottom Interval(mm): 00/ 280
Sect: 1
Visual Text Description:
JLL FINE LITHIC/VITRIC TUFF;C N3,5G2/1;H HARD;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 841.28/ 842.50
Hole: 451 Depth to Top of Core(m) : 841.00
Core: 93 Depth Top/Bottom Interval(mm): 280/1500
Sect: 1
Visual Text Description:
JLL LAPILLI;C N3,5G2/1;S AV. SIZE 2-4 MM (MAX SIZE 1CM--OCCUPY ABOUT 15%
OF CORE),C:M IS 3:1,V:L IS 1:1;H HARD;Z 33219000.3651
Leg : 59 Depth Top/Bottom of Layer(m) : 842.50/ 843.35
Hole: 451 Depth to Top of Core(m) : 841.00
Core: 93 Depth Top/Bottom Interval(mm): 00/ 850
Sect: 2
Visual Text Description:
JLL LAPILLI;S AS IN SEC.1,BECOMING COARSER W/MAX CLAST SIZE AS HIGH AS 4
CM(ONLY ONE SEEN);H HARD;Z 33219000.3651
Leg : 59 Depth Top/Bottom of Layer(m) : 843.35/ 844.00
Hole: 451 Depth to Top of Core(m) : 841.00
Core: 93 Depth Top/Bottom Interval(mm): 850/1500
Sect: 2
Visual Text Description:
JLL TUFF,LAPILLI;C N4-GREY;S 85-100 VERY CRSE LITHIC/VITRIC
TUFF--ESSENTIALLY AS ABOVE IN LITHOLOGY,BUTAV. SIZE 1 MM (MAX 3 MM),ABRUPT
CONTACT AT BASE,100-105 N4 VERY FINE TUFF--CALCAREOUS AND BIOTURBD,105-123
CM FINE LAPILLI--MAX SIZE 4-5 CM,123-137 CMCRSE LAMIN. TUFF W/FINE CLASTS
1-2 MM LAMINAE,BEDDNG DIPS 20 DEG.,137-150 CM LAPILLI AS IN 105-123 INT.;D
HIGH. DEF. 105-123 CM;H HARD;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 844.00/ 844.55
Hole: 451 Depth to Top of Core(m) : 841.00
Core: 93 Depth Top/Bottom Interval(mm): 00/ 550
Sect: 3
Visual Text Description:
JLL LAPILLI;C N4;S AS AT BASE OF SECT.2,32-38 CM V.F.CALCAREOUS
BIOTURBATED N4 TUFF;D HIGH. DEF. ALLEXCEPT 32-38 CM;H HARD;Z 33219000.3651
Leg : 59 Depth Top/Bottom of Layer(m) : 844.75/ 845.05
Hole: 451 Depth to Top of Core(m) : 841.00
Core: 93 Depth Top/Bottom Interval(mm): 00/ 400
Sect: CC
Visual Text Description:
JLL LAPILLI;S AS ABOVE;D HIGH. DEF.;H HARD;Z 33219000.3651
Leg : 59 Depth Top/Bottom of Layer(m) : 850.50/ 852.00
Hole: 451 Depth to Top of Core(m) : 850.50
Core: 94 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
RL TUFF,LAPILLI;C N4,N3;S 0-2 CM N4 CALCAREOUS LAMINAE,2-13 CM N3 FINE
VITRIC TUFF,13-86 LITHIC (VITRIC)LAPILLI TUFF-- C/M 5/1 AND V/L 1/4 UNG.
CLASTS MAX.3 CM,86-90 CM N3 F.V.T.,90-93 CM TOP OF LAPILLI UNIT
RECRYSTALLIZED TO CARBONATE,93-130 CM LAPILLI AS 13-86 CM,130-133 CM N4
CALCAREOUS INTERVAL,133-150CM N3 F.V.T. W/10% LAPILLI;M CLAST COMPOSITION
OFLAPILLI TUFF: BASALT 60%,ANDESITE 10%,PUMICE+GLASS30%;P FORAM-RICH
INTERVAL 130-133 CM;Z 33219000.3651
Leg : 59 Depth Top/Bottom of Layer(m) : 852.00/ 853.50
Hole: 451 Depth to Top of Core(m) : 850.50
Core: 94 Depth Top/Bottom Interval(mm): 00/1500
Sect: 2
Visual Text Description:
TUFF;C N3;S 0-30 CM LAPILLI TUFF--C/M = 1/1 ANDV/L = 4/1,30-53 LAPILLI
TUFF C/M=4/1 V/L=4/1,53-61CM LAP. TUFF C/M=6/1 V/L=4/1,61-62 CM F.V.T.
N3LAMINAE,62-68 CM CALCAREOUS N4 LAYER SLI. BIOTURBD.AT BTM,68-72 CM N3
F.V.T.,72-150 CM V.T. GRADING TOLAPILLI TUFF (90CM) C/M=3/1 GRADING TO
V.T. (98CM);Z 33219000.3651
Leg : 59 Depth Top/Bottom of Layer(m) : 853.50/ 855.00
Hole: 451 Depth to Top of Core(m) : 850.50
Core: 94 Depth Top/Bottom Interval(mm): 00/1500
Sect: 3
Visual Text Description:
RL TUFF;C N3;S 0-50 CM LAPILLI TUFF 3/1,50-70 CM N3F.V.T.
LAMINATED--BEDDING DIP 27 DEG.,70-128 CMMASSIVE F.V.T.,128-150 CM LAPILLI
TUFF;Z 33219000.3651
Leg : 59 Depth Top/Bottom of Layer(m) : 855.00/ 855.40
Hole: 451 Depth to Top of Core(m) : 850.50
Core: 94 Depth Top/Bottom Interval(mm): 00/ 400
Sect: 4
Visual Text Description:
RL LAPILLI,TUFF;S 0-17 CM LAPILLI C/M=4/1,17-40 CMTUFF--SIZE INCREASING
DWNWRD;H HARD;Z 33132000
Leg : 59 Depth Top/Bottom of Layer(m) : 855.50/ 855.60
Hole: 451 Depth to Top of Core(m) : 850.50
Core: 94 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
RL LAPILLI TUFF;S C/M IS 4/1,V/L IS 4/1;Z 33132000
Leg : 59 Depth Top/Bottom of Layer(m) : 860.00/ 860.90
Hole: 451 Depth to Top of Core(m) : 860.00
Core: 95 Depth Top/Bottom Interval(mm): 00/ 900
Sect: 1
Visual Text Description:
RL LAPILLI TUFF;C N3;S C/M IS 3/1,V/L IS 1/1,IRRE.SHAPE,SUBROUNDED;M
ALT. + FRESH BSLT 50%,ANDESITES5%,PUMICE + GLASS 45%;H HARD;Z 33131000
Leg : 59 Depth Top/Bottom of Layer(m) : 860.90/ 861.50
Hole: 451 Depth to Top of Core(m) : 860.00
Core: 95 Depth Top/Bottom Interval(mm): 900/1500
Sect: 1
Visual Text Description:
RL TUFF;C 5GY2/1,N2;S 90-92 5GY2/1 LAMINAE,92-150 CMN2 F.V.T. W/1%
LAPILLI FRAG.,SOME LAYERS W/MICRO-FRACTURES SILICA FILLED;H HARD;Z
33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 861.50/ 861.67
Hole: 451 Depth to Top of Core(m) : 860.00
Core: 95 Depth Top/Bottom Interval(mm): 00/ 170
Sect: 2
Visual Text Description:
RL VITRIC TUFF;S AS BTM SECT.1;H HARD;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 861.67/ 862.45
Hole: 451 Depth to Top of Core(m) : 860.00
Core: 95 Depth Top/Bottom Interval(mm): 170/ 950
Sect: 2
Visual Text Description:
RL LAPILLI TUFF;S AS SECTION 1,66-70 CM F.V.T. AS0-17 CM;H HARD;Z
33132000
Leg : 59 Depth Top/Bottom of Layer(m) : 862.45/ 863.00
Hole: 451 Depth to Top of Core(m) : 860.00
Core: 95 Depth Top/Bottom Interval(mm): 950/1500
Sect: 2
Visual Text Description:
RL VITRIC TUFF;S AS 66-70 CM,PAR. BEDDING 108-110 CM,124-128 CM LAYER
ENRICHED IN LAPILLI (30%);H HARD;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 863.00/ 864.50
Hole: 451 Depth to Top of Core(m) : 860.00
Core: 95 Depth Top/Bottom Interval(mm): 00/1500
Sect: 3
Visual Text Description:
RL VITRIC TUFF,LAPILLI;C 5YR2/1;S 0-6 CM V.T. AS BTM(OF PREV. SECT.),
6-27 CM LAPILLI TUFF AS SEC.1,27-50 CM V.TUFF (INCREASING SIZE DWNCR),
50-70 CM LAPILLIAS BEFORE,70-85 CM TUFF (DECREASING SIZE) W/5YR2/1LAMINAE
AT 76-78 CM,85-94 CM LAPILLI,94-114 CM VERYFINE TUFF--CARBONATE BEARING
NEAR THE BOTTOM AND INOTHER PATCHES,114-150CM LAPILLI TUFF;H HARD;Z
33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 864.50/ 864.83
Hole: 451 Depth to Top of Core(m) : 860.00
Core: 95 Depth Top/Bottom Interval(mm): 00/ 330
Sect: 4
Visual Text Description:
RL FINE VITRIC TUFF;S CARBONATE-BEARING (ABOUT 20%),MASSIVE;H HARD;Z
33133000.1100
Leg : 59 Depth Top/Bottom of Layer(m) : 864.93/ 865.03
Hole: 451 Depth to Top of Core(m) : 860.00
Core: 95 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
RL LAPILLI TUFF;S AS IN PREVIOUS SECTIONS BUT WITHMORE ANDESITE CLASTS
(5%);M ANDESITE;H HARD;Z 33111000
Leg : 59 Depth Top/Bottom of Layer(m) : 869.50/ 871.00
Hole: 451 Depth to Top of Core(m) : 869.50
Core: 96 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
RL LAPILLI TUFF;C 5GY2/1,5YR2/1;S 15% COBBLE ANDBRECCIA CLASTS OF 5YR2/1
F.V.T. MASSIVE AND 5% BSLT(20% TOTAL),M/C RATIO IS 4/1,V/L 3/3=1/1;M
CLASTS:BASALT 50%,PUMICE+GLASS 45%,VITRIC TUFF 5%;H HARD;Z 33111000
Leg : 59 Depth Top/Bottom of Layer(m) : 871.00/ 872.50
Hole: 451 Depth to Top of Core(m) : 869.50
Core: 96 Depth Top/Bottom Interval(mm): 00/1500
Sect: 2
Visual Text Description:
RL LAPILLI,TUFF;C 5Y2/1;S 0-10 CM LAPILLI,10-20 CMSAME COLOR TUFF,20-70
CM N2 TUFF--30-32 CM W/20%5Y2/1 LAPILLI,70-80 CM LAPILLI INTERVAL,80-100
CMTUFF AS BEFORE,100-150 CM LAPILLI AS BEFORE;H HARD;Z 33132000
Leg : 59 Depth Top/Bottom of Layer(m) : 872.50/ 872.69
Hole: 451 Depth to Top of Core(m) : 869.50
Core: 96 Depth Top/Bottom Interval(mm): 00/ 190
Sect: 3
Visual Text Description:
RL LAPILLI;S AS BTM SECT.2;H HARD;Z 33111000
Leg : 59 Depth Top/Bottom of Layer(m) : 872.79/ 872.89
Hole: 451 Depth to Top of Core(m) : 869.50
Core: 96 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
RL LAPILLI;S AS BTM SECT.2;H HARD;Z 33111000
Leg : 59 Depth Top/Bottom of Layer(m) : 879.00/ 880.50
Hole: 451 Depth to Top of Core(m) : 879.00
Core: 97 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
RL FINE VITRIC TUFF;C N3,5R4/2-GREYISH RED,N4,5YR4/1,5G4/1-DK.GRNISH GRY,
5G2/1,5G4/1;S DIP 28-30 DEG.,0-20 CM N3 W/MINOR 5R4/2 LAMINAE,20-30 CM
CROSSBEDDING,45-55 CM N4 CALC. V.T. INT.--MASSIVE,73-78CM BIOT. V.T.
NONCALC. 5YR4/1,78-90 CM LAMIN. RIPPLD AND UNDULATED N4 W/MINOR 5G4/1,
100-105 CM 5YR4/1,115-140 CM PARALLEL BEDDING 5G2/1 W/LAMINAE 5G4/1,
140-150 CM 5G2/1 (INCREASING SIZE);H HARD;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 880.50/ 882.00
Hole: 451 Depth to Top of Core(m) : 879.00
Core: 97 Depth Top/Bottom Interval(mm): 00/1500
Sect: 2
Visual Text Description:
RL TUFF,LAPILLI;C 5G2/1,N2,N3,5YR4/1;S 0-40 CM 5G2/1TUFF (INCREASING
SIZE),40-75 CM SAME COLOR LAPILLISIZE INCREASING TO BTM. INT.,ANG. CLASTS
SOME PARAL. ORIENTED TO BDNG (C/M=3/1 V/L=4/1),75-130 CM N2FINE TUFF W/N3
CALC. TUFF 83-87 CM,130-150 CM 5YR4/1 TUFF;M LAPILLI CLASTS (40-75 CM)
MOSTLY PUMICE ANDGLASS;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 882.00/ 882.52
Hole: 451 Depth to Top of Core(m) : 879.00
Core: 97 Depth Top/Bottom Interval(mm): 00/ 520
Sect: 3
Visual Text Description:
RL TUFF,LAPILLI;C 5YR4/1,5GY2/1;S 0-40 CM 5YR4/1 TUFF (CONTINUED FRM
ABOVE),20-40 CM W/MINOR 5GY2/1,40-52 CM LAPILLI AS SECTION 2;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 882.63/ 882.73
Hole: 451 Depth to Top of Core(m) : 879.00
Core: 97 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
RL VITRIC TUFF;C N3;S MASSIVE;H HARD;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 888.50/ 890.00
Hole: 451 Depth to Top of Core(m) : 888.50
Core: 98 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
JLL TUFF,LAPILLI;C 5B4/1,5G2/1,N2-DK.GRY,N3-DK.GRY,N1-BLK,5G2/1-DK.GREEN
BLK;S 0-20 CM INTERBEDDED FINE (<0.25 MM) AND VITRIC (<1 MM) TUFF IN THIN
(UP TO1 CM) BEDS--RNDD LITHIC CLASTS (UP TO 3 MM) ORIENTED ALONG BEDDING,
DIP 35-40 DEG.,20-127 CM 5B4/1 TO5G2/1 LAPILLI--AV. SIZE 2-4 MM (MAX 1.5
CM),C:M IS1:5 IN UPPER 55 CM AND 1:1 BTW 75 + 135 CM,V:L IS1:1,MANY OF THE
LITHIC CLASTS ARE N2-N3 ULTRA F.V.T.,127-135 CM COARSE VITRIC TUFF
W/ABRUPT CTCT AT 135CM,135-150 CM N1-5G2/1 ULTRA FINE TUFF
W/SOMEBIOTURBATION;O CORED INT. 888.5-898.0;Z 33219000.3700
Leg : 59 Depth Top/Bottom of Layer(m) : 890.00/ 891.50
Hole: 451 Depth to Top of Core(m) : 888.50
Core: 98 Depth Top/Bottom Interval(mm): 00/1500
Sect: 2
Visual Text Description:
JLL TUFF,LAPILLI;C N2-DK.GRY,5B4/1-DK.GRNISH BLUE GREY,N5;S 0-68 CM
N2-5B4/1 TUFF (AS AT BASE OF SEC.1)--VERY FINE W/VERY FINE AND DELICATE
FAINT LAMIN. ANDCURRENT LAMIN.,SLUMP STRUCT.,42-46 CM CALC. N5,BECOMES
FINE VITRIC TUFF IN LOWEST 15 CM,68-117 CMCRSE VITRIC TUFF AT TOP GRADING
RAPIDLY DOWN INTOLAPILLI 5B4/1--AV. SIZE 2-3 MM (MAX 5 MM) W/RARELITHIC
(SEDIMENTARY) DK.GRY CLASTS (UP TO 1.5 CM) AT TOP ORIENTED PARALLEL TO
VAGUE BEDDING,DIP 35 DEG.,CLASTS:MATRIX 1:1 VITRIC:LITHIC 1:1,117-150
CMLAPILLI--SAME COMPOSITION AS IN 68-117 CM BUT AV.SIZE 5-7 MM (MAX SIZE 1
CM) 5BG4/1 COLOR AND VIT:LIT IS 2:1;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 891.50/ 892.20
Hole: 451 Depth to Top of Core(m) : 888.50
Core: 98 Depth Top/Bottom Interval(mm): 00/ 700
Sect: 3
Visual Text Description:
JLL TUFF;C N3-MED.DK.GRY,N1-BLK,5YR2/1-BRN BLK,N2-DK.GRY,5G2/1;S 0-8 CM
LAPILLI AS AT BASE OF SECT.2,8-25 CM ULTRAFINE TUFF V.F. LAMIN. AND CROSS
LAMIN.--N3N1 AND 5YR2/1 INTERBEDS W/SUGGESTION OF BIOTURBATION AND
BURROWING AT BASE,25-53 CM FINE V.T. VAGUELYBDD IN SHADES OF N2 N3 AND
5G2/1,53-70 CM 5G2/1 VERY CRSE TUFF W/RARE CLASTS (UP TO 4 MM),
GRADESGRADUALLY DOWN INTO UNDERLYING LAPILLI;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 892.20/ 893.00
Hole: 451 Depth to Top of Core(m) : 888.50
Core: 98 Depth Top/Bottom Interval(mm): 700/1500
Sect: 3
Visual Text Description:
JLL LAPILLI;C 5G2/1,N3;S AV. SIZE 2-4 (MAX 2 CM),C:M =2:1 AND VITR:LITH =
1:1--SCATTERED RED BRN CLASTS,COARSEST BTW 90-120 CM (AV. SIZE 4-5 MM),
FINER AGAINBELOW 120 TO 150,FAINT ORIENTATION OF TABULAR CLASTS PARALLEL
TO ?BEDDING,30 DEG. DIP;H HARD;Z 33219000.3700
Leg : 59 Depth Top/Bottom of Layer(m) : 893.00/ 893.80
Hole: 451 Depth to Top of Core(m) : 888.50
Core: 98 Depth Top/Bottom Interval(mm): 00/ 800
Sect: 4
Visual Text Description:
JLL LAPILLI;C N3,5G8/1;S N3-5G8/1 FINE LAPILLI (?V.CRSE TUFF),AV. SIZE
0.5-1.5 MM (MAX 5 MM),V:L IS 1:3,VERY UNIFORM,WELL SORTED (EXCEPT LESS 50
IN TOP 20CM),FAINT SUGGESTION OF BEDDING;H HARD;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 893.90/ 894.26
Hole: 451 Depth to Top of Core(m) : 888.50
Core: 98 Depth Top/Bottom Interval(mm): 00/ 460
Sect: CC
Visual Text Description:
JLL FINE LAPILLI OR V.CRSE TUFF;S AS IN BASE OF SEC.4;D HIGH. DEF. 10-40
CM;H HARD;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 898.00/ 899.50
Hole: 451 Depth to Top of Core(m) : 898.00
Core: 99 Depth Top/Bottom Interval(mm): 00/1500
Sect: 1
Visual Text Description:
JLL VITRIC TUFF;C N3-MED.DK.GRY,5YR2/1-BRNISH BLK,5G2/1,5G4/1-GREEN GRY,
5GY2/1;S 0-30 CM N3-5YR2/1VERY FINE TUFF,30-40 CM 5B4/1 CALC. FINE TUFF
(BOMB),40-114 CM N3-5G2/1 VITRIC TUFF AT TOP GRADINGGRADUALLY DOWN TO
LAPILLI AT BASE WHERE CLASTS AV.2-3 MM (MAX SIZE 1 CM--10-15%),
VITRIC:CLASTIC 1:4,114-126 CM 5G4/1 F.V.T.--TOP OF IT W/RNDD DK.GRYLITHIC
CLASTS (0.5-1 CM),126-145 CM 5GY2/1 F.V.T.,145-150 CM N3-5YR2/1 V.F.-TUFF
VAGUELY BANDED;D 0-40 CM HIGH. DEF.;U ONE LARGE ULTRA FINE TUFF COBBLE(8
CM DIA) IN 40-114 CM INT.;O CORED INT. 898.0-907.5;H HARD;Z 33219000.3700
Leg : 59 Depth Top/Bottom of Layer(m) : 899.50/ 899.83
Hole: 451 Depth to Top of Core(m) : 898.00
Core: 99 Depth Top/Bottom Interval(mm): 00/ 330
Sect: 2
Visual Text Description:
JLL ULTRA FINE TUFF;C N2,5YR2/1;S VAGUELY INTERBEDDED;H HARD;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 899.93/ 900.13
Hole: 451 Depth to Top of Core(m) : 898.00
Core: 99 Depth Top/Bottom Interval(mm): 00/ 300
Sect: CC
Visual Text Description:
JLL TUFF,LAPILLI;C -DK.GRY,-DK.BRN.GRY,-DK.GRN;S DRLG.MIXTURE OF ULTRA
FINE DK.GRY + DK.BRN.GRY TUFF ANDDK.GRN LAPILLI;D HIGH. DEF. THROUGHOUT,
DRLG.MIXTURE;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 907.50/ 907.94
Hole: 451 Depth to Top of Core(m) : 907.50
Core: 100 Depth Top/Bottom Interval(mm): 00/ 440
Sect: 1
Visual Text Description:
ZL VITRIC AND LITHIC TUFFACEOUS SEDIMENT;S GRAIN SIZE INCREASES FROM 0.3
TO 3-4 MM,SUBANG. AND SUBRNDDGRAINS CEMENTED W/ZEOLITES;M GRAIN COMP:
APHYRIC TOAPHANITIC BASALTS (BASALTIC ANDESITES),ALT.GLASS,OREXTRUSIVE
ROCKS W/GLASSY MATRIX;H HARD;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 907.94/ 908.76
Hole: 451 Depth to Top of Core(m) : 907.50
Core: 100 Depth Top/Bottom Interval(mm): 440/1260
Sect: 1
Visual Text Description:
ZL VOLCANOCLASTIC SEDIMENTARY MICROBRECCIA;S 1X1 CM(AVE) 1-3 CM (MAX),
CL:MA = 5:1,SUBANG. SUBRNDD CLAST,MATRIX <0.5 MM FRAGS OF SAME W/ZEOLITIC
CEMENT;U5X3 CM ANDESITE CLAST (44-52 CM)--PL-PHYRIC ANDESITE,PL ABOUT
30%-EUHEDRAL SHORT PRISMS (2-3 MM),GROUND-MASS APHANITIC (POSS.
HYDROPILITIC) AND STRONGLYOXIDIZED;M CLASTS ARE: APHYRIC TO APHANITIC
BASALTS(BASALTIC-ANDESITES?),HYDROTHERMALLY ALT. PCS. OFVOLC. ROCKS
W/EPIDOTE AND DISSIMINATED PYRITE,FINEGRAINED HOLLOCRYSTALLINE ROCKS
(DOLERITE?),ANDESITES W/OXIDIZED GRNDMSS,ALSO CONTAINS ZEOLITES
ANDANDESITES;H HARD;Z 33219000.3700
Leg : 59 Depth Top/Bottom of Layer(m) : 908.76/ 909.00
Hole: 451 Depth to Top of Core(m) : 907.50
Core: 100 Depth Top/Bottom Interval(mm): 1260/1500
Sect: 1
Visual Text Description:
ZL VITRIC AND LITHIC TUFF;S <0.5 MM,SAME AS AT THEUPPER INT. OF SECT.;U
2 FRAGS (5X5 CM) OF PL PHYRICHYDROTHERMALLY ALT. ANDESITE W/DISSIMINATED
PYRITEAND CHLORITE(?) AT 126-136 CM;M PL-PHYRIC HYDROTHERM ALT. ANDESITE,
PYRITE,CHLORITE(?),BASALT,ZEOLITES; H HARD;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 909.00/ 909.26
Hole: 451 Depth to Top of Core(m) : 907.50
Core: 100 Depth Top/Bottom Interval(mm): 00/ 260
Sect: 2
Visual Text Description:
ZL VITRIC AND LITHIC (SEDIMENTARY) TUFF;C -DK.GREY;SABOUT 0.5 MM SIZE,
GRAIN SIZE INCREASES DOWNWARD;H HARD;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 909.26/ 909.45
Hole: 451 Depth to Top of Core(m) : 907.50
Core: 100 Depth Top/Bottom Interval(mm): 260/ 450
Sect: 2
Visual Text Description:
ZL VOLCANOCLASTIC SEDIMENTARY MICROBRECCIA;S 26-32 CM 0.5-0.7 CM SIZE,
32-45 CM SAME AS ABOVE W/MORE WIDELIMITS OF GRAIN SIZE,VARIATION: <0.5
MM-2X1 CM (2-3MM AVERAGE);O COMPOSITION OF CLASTS IN THESE THREEINTERVALS
THE SAME AS IN PREVIOUS SECTION;H HARD;Z 33219000.3700
Leg : 59 Depth Top/Bottom of Layer(m) : 909.55/ 909.66
Hole: 451 Depth to Top of Core(m) : 907.50
Core: 100 Depth Top/Bottom Interval(mm): 00/ 210
Sect: CC
Visual Text Description:
ZL VOLCANOCLASTIC-SEDIMENTARY MICROBRECCIA;S 3X2 CM(MAX) 2X1 MM (AVE)
SIZE,NO SORTING OR ORIENTATION,C:M IS 3:1,CLASTS SUBRND AND SUBANG;M
COMPOSITION:ALT. APHYRIC TO APHANITIC EXTRUSIVE ROCKS (BASALTS--BASALTIC
ANDESITES),ANDESITES W/OXIDIZED GROUNDMASS,ALT.GLASS,MATRIX:SMALL (<0.2
MM) CLASTS + ZEOLITES;H HARD;Z 33219000.3700
Leg : 59 Depth Top/Bottom of Layer(m) : 917.00/ 917.10
Hole: 451 Depth to Top of Core(m) : 917.00
Core: 101 Depth Top/Bottom Interval(mm): 00/ 100
Sect: 1
Visual Text Description:
ZL TUFFACEOUS MUDSTNE;C -GRYISH BLK,5YR2/2-DUSKY BRN;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 917.10/ 917.86
Hole: 451 Depth to Top of Core(m) : 917.00
Core: 101 Depth Top/Bottom Interval(mm): 100/ 860
Sect: 1
Visual Text Description:
ZL VOLCANOCLASTIC SEDIMENTARY BRECCIA TO TUFFACEOUSVITRIC AND LITHIC
SANDSTONE;C 5G5/2-GRYISH GREEN;SGRAIN SIZE DECREASES FROM 1.5X1 CM TO 1 MM
(WITHOCCASIONAL SCATTERED CLAST UP TO 0.5X1 CM),C:M = 5:1,CLASTS SUBANG.
TO SUBRND.,SEE M FOR COMP.;M COMP:ALT. APHYRIC TO APHANITIC EXTRUSIVE
ROCKS (BASALTSAND ANDESITES) AND TUFF--5G5/2-ABOUT 80%,OXIDIZEDANDESITES
ABOUT 10%,HYDROTHERMALLY ALT. VOLC. ROCKSW/EPIDOTE AND PYRITE,
HOLOCRYSTALLINE FRAGMENT OFSHALLOW INTRUSIVE ROCKS--GABBRO--GABBRO-DIORITE,
MATRIX--SAME FINE CLASTIC MATERIAL;Z 33219000.3700
Leg : 59 Depth Top/Bottom of Layer(m) : 917.86/ 918.04
Hole: 451 Depth to Top of Core(m) : 917.00
Core: 101 Depth Top/Bottom Interval(mm): 860/1040
Sect: 1
Visual Text Description:
ZL TUFFACEOUS SANDSTONE,MUDSTONE;C 5YR2/2-DUSKY BRN;S TUFF. SNDSTN
INTERBEDDED WITH 5YR2/2 MDSTN,SNDSTNMAINLY CONSISTS OF GRAINS OF
HYDROTHERMALLY ALT.VOLCANICS;M HYDROTHERM. ALT. VOLCANICS;Z 33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 918.14/ 918.31
Hole: 451 Depth to Top of Core(m) : 917.00
Core: 101 Depth Top/Bottom Interval(mm): 00/ 270
Sect: CC
Visual Text Description:
ZL TUFFACEOUS SANDSTONE AND MUDSTONE;C -MED.DK.GRY,5G2/1-GRNISH BLK,
5G4/1-DK.GRNISH.GRY;S SEQUENCE OFINTERCALATED TUFF. SNDSTN (MED.DK.GRY)
W/TUFF. MDSTN (5G2/1) AND TUFF. SNDSTN (5G4/1);D SEQUENCE ISDISTURBED BY
DRILLING;M COMPOSED OF GRAINS OFHYDROTHERMALLY ALT. VOLCANIC ROCKS;Z
33133000
Leg : 59 Depth Top/Bottom of Layer(m) : 926.60/ 926.70
Hole: 451 Depth to Top of Core(m) : 926.50
Core: 102 Depth Top/Bottom Interval(mm): 00/ 200
Sect: CC
Visual Text Description:
ZL CLINOPYROXENE PHYRIC BASALT IN VOLC. SED. BRECCIA;C 5G4/1-GRNISH GRY;
S BOULDER OF BASALT IN BRECCIA,CONTACT IS SHARP W/BRECCIA AT BTM OF CC;M
BASALT:ALMOST APHYRIC,PX 1-3% <0.5 M(?) IRREGULAR ANHEDRAL GRAINS,
GROUNDMASS--HYALOPILITIC 50-60% CRYSTALLIZED CONSISTS OF PLAGIOCLASE
MICROLITH AND GLASS (SOMEMAFIC MINERALS COULD ALSO BE PRESENT),VESICLES:
5-7% PARTIALLY EMPTY OR FILLED W/SMECTITE,SHAPE OFVESICLES MAINLY
SPHERICAL (2-3 M DIA),THIN VEINS(0.5 MM) ARE FILLED W/GREEN SMECTITE,ONE
SIDE OF THE PIECE IS HYDROTHERMALLY ALTERED AND 5G4/1 IN COLOR(SECONDARY
MINERALS?);Z 33219000.3700
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