leg site hole core section top interval depth (cm) bottom interval depth (cm) top of core depth(m) top of layer depth (m) bottom of layer depth (m) describer lithology color structures deformations due to drilling unusual occurrences minerals paleontology other observations hardness or induration z-coding 58 442 B 1 1 0.0 21.0 267.50 267.50 267.71 S CLAY 10YR5/4-LT.YELLOWISH BROWN DRILLING BRECC IA 0-15 CM IS VOID SOFT 33211000 58 442 B 1 1 21.0 132.0 267.50 267.71 268.82 S CLAYEY ASH 5Y5/1-GREY MASSIVE MODERATE DEFOR MATION SOFT,STICKY* 58 442 B 1 1 132.0 135.0 267.50 268.82 268.85 S ASH BED (VOLCANIC SAND) N5-GREY,10YR5/4-YELLOW B ROWN N5 ASH BED W/PUMICE FRAGMENTS SLIGHTLY INTERM IXED WITH 10YR5/4 CLAY MODERATE DEFORMATION PUMI CE,ASH (VOLC.SAND) SHARP BOUNDARY WITH LOWER LAYER (AT 135 CM) FIRM* 58 442 B 1 1 135.0 150.0 267.50 268.85 269.00 S CLAY 5Y4/3-OLIVE MODERATE DEFORMATION STIFF* 58 442 B 1 2 0.0 95.0 267.50 269.00 269.95 S CLAY 5Y4/3-OLIVE GRADING TO 5G5/1-GREENISH GREY AT ABOUT 40 CM MODERATE DEFORMATION--CLOSE TO INTE NSE FIRM,STIFF* 58 442 B 1 2 95.0 98.0 267.50 269.95 269.98 S CLAY 5Y5/2-OLIVE GREY VAGUE BOUNDARY AT 95 CM, SHARP BOUNDARY AT 98 CM FIRM,STIFF* 58 442 B 1 2 98.0 150.0 267.50 269.98 270.50 S CLAY 10YR5/6-YELLOWISH BROWN,10YR4/4-DK.YELLOW B ROWN 10YR5/6 CLAY W/BANDS OF 10YR4/4 AT 110-112 AN D 131-140 CM MODERATE DEFORMATION SCATTERED MN S PECKS THROUGHOUT SECTION MN SPECKS FIRM,STIFF 33211000.3651 58 442 B 1 3 0.0 20.0 267.50 270.50 270.70 S CLAY 10YR5/4 HIGHLY DIST PUMICE PEBBLES,EXTE NSIVE MN STREAKING,ASH BED/ZONE PUMICE,MN,ASH H VAGUE BDY AT 20CM-NOT COLOR BUT DISTURBANCE FIRM* 58 442 B 1 3 20.0 75.0 267.50 270.70 271.25 S CLAY 2.5Y6/6-OLIVE YELLOW SLIGHT TO MODERATE D ISTURBANCE MN STREAKING (MICRONODULES) 60-75 CM MN MICRONODS VAGUE BOUNDARY--NOT COLOR BUT DISTURB ANCE AT 20 CM,VAGUE BOUNDARY AT 75 CM FIRM STIFF* 58 442 B 1 3 75.0 78.0 267.50 271.25 271.28 S ASH BED 10YR6/3-PALE BROWN VAGUE BOUNDARY AT 7 5 CM ASH FIRM,STIFF* 58 442 B 1 CC 0.0 15.0 267.50 271.39 271.44 S ASH 5Y7/1-LT.GREY,10YR5/4-YELLOWSH BROWN 5Y7/1 ASH-SOME SCATTERED 10YR5/4 DEFORMED ASH HARD* 58 442 B 2 1 0.0 13.0 277.00 277.00 277.13 S CLAY 5Y7/1-LT.GREY,10YR5/4-YELLOWISH BROWN CHU NKS OF SOAPY 5Y7/1 CLAY IN 10YR5/4 EXTREME BRECCIA TION SHARP BOUNDARY AT 13 CM FIRM,SOAPY 33211000 58 442 B 2 1 13.0 150.0 277.00 277.13 278.50 S CLAY 7.5YR3/2-DK.BROWN EXTENSIVE BIOTURBATION (INCREASE IN INTENSITY W/DEPTH),OCCASIONAL MN STREAK S,SHARP BNDRY AT 13 CM HIGHLY BRECCIATED MN NOD ULE OR PUMICE W/WEATHERED CRUST 2-3 CM DIAM AT 55 CM MN STREAKS (AND NODULE),PUMICE LAYERS OF EXTENS IVE BRECCIATION EQUALS WEAKER LAYERS STIFF,HARD 33211000 58 442 B 2 2 0.0 150.0 277.00 278.50 280.00 S CLAY 7.5YR3/2-DK.BROWN EXTENSIVE BIOTURBATION (35-68 CM),MICRONODULES,EXTENSIVE MN STREAKING DRI LLING BRECCIA TO 120 CM MICRONODULES,MN STREAKS MICRONOD,MN STREAKS STIFF HARD 33211000 58 442 B 2 3 0.0 101.0 277.00 280.00 281.01 S CLAY 7.5YR3/2-DK.BROWN,10YR4/4-DK.YELLOWISH BROW N MN MICRONODS AND STREAKING,EXTENSIVE BIOTURBATIO N (W/YELLOWS) AT 11-30 AND 73-100 CM MODERATE TO I NTENSE BRECCIATION MN MICRONODS AND STREAKING MN MICRONODS AND STREAKING 101-150 CM IS ORGANIC SAM PLE HARD,STIFF* 58 442 B 2 4 0.0 33.0 277.00 281.50 281.83 S CLAY 7.5YR4/4-DK.BROWN,7.5YR3/2-DK.BRN,10YR4/4-Y ELLOW BRN,5YR4/4-DK.BRN,7.5YR7/2-PINKISH GREY ZONE OF 7.5YR4/4 CLAY RESULTING FROM A MIX OF 7.5YR3/2 A ND 10YR4/4 CLAYS,GRADES TO 5YR4/4 WITH 7.5YR7/2 IN I NTERVAL 25-33 CM,EXTENSIVE MOTTLING BY BIOTURBATION SLIGHT DISTURBANCE MN MICRONOD MN MICRONOD V AGUE BDY. AT 33 CM STIFF* 58 442 B 2 4 33.0 38.0 277.00 281.83 281.88 S VOLCANIC ASH 10YR4/2-DK.GREYISH BROWN,-PINKISH G REY SANDY APPEARING,SHARP CONTACT ABOVE W/BRECCIA FRAGS OF PINKISH GREY SLIGHT DISTURBANCE BRECCIA FRAGS STIFF* 58 442 B 2 4 38.0 41.0 277.00 281.88 281.91 S CLAY 10YR4/4-YELLOW BROWN,5YR4/4-DK.BRN 10YR4/ 4 CLAY WITH SHARP CONTACT TO 5YR4/4 BELOW SLIGHT D ISTURBANCE STIFF 33211000 58 442 B 2 4 41.0 79.0 277.00 281.91 282.29 S CLAY 5YR4/4-DK.BROWN,7.5YR7/2-PINKISH GREY LOW ER BDY. AT 79 CM VAGUE INTO 7.5YR7/2 SLIGHT DISTUR BANCE HARD,STIFF* 58 442 B 2 4 79.0 109.0 277.00 282.29 282.59 S ALT. ASH ZONE 7.5YR7/2-PINKISH GREY,7.5YR7/6-RED DISH YELLOW SHARP CONTACT (BOY.) AT 109 CM ALTER ED ASH STIFF 33211000 58 442 B 2 4 109.0 140.0 277.00 282.59 282.90 S CLAY -DK.BROWN EXTENSIVE BIOTURBATION,MN STREA KING SLIGHT DISTURBANCE MN MICRONODS MN MICRON ODS AND STREAKING HELIMINTHOIDIA ZOOPHYCUS(?) 14 0-150 CM IS VOID STIFF,HARD* 58 442 B 2 5 0.0 115.0 277.00 283.00 284.15 S CLAY 7.5YR3/2-DK.BRN,10YR4/2-DK.GREYISH BRN,10YR 3/3-DK.BROWN MIXTURE OF 7.5YR3/2 AND 10YR4/2 CLAY, LIGHTER HAS BIOTURBATION (EXTENSIVE),DARKER WITHOUT, MN MICRONODS CONCENTRATED IN LAYERS (ALSO MN STREAKS ),GRADES INTO 10YR3/3 CLAY WITH LITTLE BIOTURBATION AROUND 90 CM (VAGUE BDY AT 90 CM) SLIGHT DISTURBAN CE MN MICRONODS CONCENTRATED IN LAYERS MN MICRON ODS AND STREAKING ZOOPHYCUS 27-44 CM HARD,STIFF 33211000 58 442 B 2 CC 0.0 10.0 277.00 284.25 284.25 S CLAY 10YR3/3-DK.BROWN HARD,STIFF* 58 442 B 3 1 0.0 150.0 286.50 286.50 288.00 S BRECCIA (CLAYSTONE) 7.5YR3/2-DK.BROWN,2.5Y6/4-LT .YELLOWISH BROWN 7.5YR3/2 AS MATRIX MATERIAL WITH ROUNDED CLAYSTONE FRAGS (AVE. 2 CM TO MAX 6 CM) OF 2.5Y6/4 COLOR DRILLING BRECCIA CLAYSTONE 33211000 58 442 B 3 2 0.0 13.0 286.50 288.00 288.13 S CLAYSTONE BRECCIA 7.5YR3/2-DK.BROWN,2.5Y6/4-LT.Y ELLOW BRN DK.BRN (CLAY) AS MATRIX MAT. W/LT.YELLOW BRN CLAYSTONE FRAGS,CONTINUATION OF 3-1,SHARP BDY A T 13 CM DRILLING BRECCIA CLAYSTONE HARD 33211000 58 442 B 3 2 13.0 99.0 286.50 288.13 288.99 S CLAY 7.5YR3/2-DK.BRN EXTENSIVE BIOTURBATION,MN STREAKING,VAGUE BIOTURBATED BDY AT 99 CM MODERATE DISTURBANCE MN MICRONODS MN MICRONODS AND STREA KING FIRM* 58 442 B 3 2 99.0 108.0 286.50 288.99 289.08 S ALTERED ASH CLAY 2.5Y6/4-LT.YELLOW BROWN UPPER BDY BIOTURBED,LOWER BDY SHARP ALTERED ASH HARD* 58 442 B 3 2 108.0 150.0 286.50 289.08 289.50 S CLAY -DK.BRN,N7-LT.GREY BIOTURBATION (EXTENSIV E WITH LT.GREY AT 139-142 CM),MN STREAKING MN MICR ONODS MN MICRONODS AND STREAKING HARD 33211000 58 442 B 3 3 0.0 5.0 286.50 289.50 289.55 S CLAY 7.5YR3/2-DK.BROWN BURROWED BOUNDARY BRE CCIATED HARD* 58 442 B 3 3 5.0 6.0 286.50 289.55 289.56 S ALTERED ASH 2.5Y7/4-PALE YELLOW ALT. ASH HARD 33113000 58 442 B 3 3 6.0 11.0 286.50 289.56 289.61 S CLAY 7.5YR3/2-DK.BRN BURROWED BOUNDARY AT 11 C M VAGUELY BRECCIATED HARD 33211000 58 442 B 3 3 11.0 20.0 286.50 289.61 289.70 S ALTERED ASH 2.5Y6/4-LT.YELLOWISH BRN,2.5Y5/2-GRE YISH BROWN,-LT.YELLOW W/PINK,-LT.YELLOW,-BRN 2.5Y6 /4 ALTERED ASH WITH EVIDENCE OF DISTINCT LAYERING: 11-13 CM IS LT.YEL.BRN,13-14 CM IS GREY BRN,14-18 CM IS LT.YEL.W/PINK,18-20 CM IS LT.YELLOW,20-21 CM IS BROWN,BIOTURBATED BRECCIATED ALT. ASH BELOW 20 CM IS BASALT HARD*