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 15 152 1 1 0.0 150.0 153.00 153.00 154.50 FORAMINIFERAL RADIOLARIA CHALK 10YR8/2-VERY PALE ORANGE,10YR6/2-PALE YELLOWISH BROWN SHARP BOUNDAR Y AT 111CM,FAINT BURROW MOTTLING ABUNDANT MANGANES E OXIDE IN UPPER 111CM MANGANESE OXIDE CORE HOMO GENEOUS AND LIGHT IN WEIGHT VERY CRUMBLY 00000000 15 152 1 2 80.0 150.0 153.00 155.30 156.00 FORAMINIFERAL RADIOLARIA CHALK 5YR8/1-PINKISH GR AY,10YR8/2-VERY PALE ORANGE BURROWS OCCUR BETWEEN 91 AND 98 CM,120-123 CM AND VERY FAINTLY IN THE REMA INDER VERY SIMILAR IN COMPOSITION AND TEXTURE TO T HE BASAL 40 CM OF THE OVERLYING SECTION SEDIMENT I S COMPACTED BUT VERY CRUMBLY 11110000.1221.1210.3651 15 152 2 1 132.0 150.0 162.00 163.32 163.50 FORAM-RADIOLARIA CHALK 10YR8/2-VERY PALE ORANGE, 5YR2/2-DUSKY BROWN LAMINAE AT 140 CM, MODERATE BUR ROWING BETWEEN 132-140 CM VERY NOTICEABLE AS LIGHT BURROWS OCCUR IN DARK ASH ZONE,MODERATE BURROWING OF DARKER COLORING VOLCANIC GLASS,ASH SPONGE SPICULES COMMON VOLCANIC GLASS INCREASES WITH DEP TH TO A LAMINAE AT 140CM WHICH IS NEARLY PURE ASH 00000000 15 152 2 2 0.0 10.0 162.00 163.50 163.60 FORAM CHALK 10YR8/2-VERY PALE ORANGE FORAM CHA LK IN SEVERAL FRAGMENTS 0-10 CM INDURATION MAY INC REASE WITH DEPTH BUT STRATIGRAPHIC POSITION IS UNSUR E INDURATED BUT CRUMBLY 11111221 15 152 2 2 10.0 24.0 162.00 163.60 163.74 CHERT 10YR5/4-MODERATE YELLOWISH BROWN SEVERAL FRAGMENTS DISPLAY SHARP CONTACTS WITH FORAM CHALK,B OTTOM CONTACT UNKNOWN DUE TO FRACTURE OF CHERT CHE RT PRESENT IN SEVERAL FRAGMENTS WHICH DISPLAY BLOCKY RATHER THAN CONCHOIDAL FRACTURE 21130000 15 152 2 2 24.0 31.0 162.00 163.74 163.81 CHALK 10YR8/2-VERY PALE ORANGE,5YR2/2-DUSKY BROW N RECRYSTALIZATION APPEARS HIGHER IN THIS SECTION THAN IN OTHER SECTIONS,BOTTOM CONTACT IS GRADATIONAL IN COLOR AND DISPLAYS A DECREASE IN INDURATION BELO W THE CONTACT 11120000 15 152 2 2 31.0 63.0 162.00 163.81 164.13 FORAM CHALK 10YR8/2-VERY PALE ORANGE,10YR6/2-PAL E YELLOWISH BROWN,5YR2/2-DUSKY BROWN BOTTOM CON TACT SHARP DUE TO COLOR CHANGE,DUSKY BROWN LAMINAE O CCUR AT 43 AND 45 CM SEDIMENT IS N OT INDURATED EXCEPT NEAR BOTTOM CONTACT 11121221 15 152 2 2 63.0 73.0 162.00 164.13 164.23 FORAM RAD CHALK 10YR4/2-DARK YELLOWISH BROWN,10Y R6/2-PALE YELLOWISH BROWN MODERATE BURROWING,INDUR ATION GREATER THAN ABOVE AND BELOW LAYERS LAYER GR ADES DOWNWARD TO PALE YELLOWISH BBROWN 00000000 15 152 2 2 73.0 118.0 162.00 164.23 164.68 FORAM CHALK 10YR8/2-VERY PALE ORANGE,10YR6/2-PAL E YELLOWISH BROWN INCREASED MODERATE BURROWING Z ONE OF HIGH GAMMA INDURATION IS LOW 11121221 15 152 2 2 118.0 128.0 162.00 164.68 164.78 SILICEOUS VOLCANIC CLAY 10YR4/2-DARK YELLOWISH B ROWN SHARP BOTTOM CONTACT LOW CARBONATE LOW IN DURATION 00000000 15 152 2 2 128.0 150.0 162.00 164.78 165.00 FORAM CHALK 10YR8/2-VERY PALE ORANGE NO BURROW ING,UNIFORM LOW INDURATION 11121221 15 152 2 3 0.0 148.0 162.00 165.00 166.48 FORAMS AND NANNOS CHALK 10YR8/2-VERY PALE ORANGE RECRYSTALIZATION OCCURS UNIFOR M COLOR,NO BURROWING OBVIOUS,VERY HOMOGENEOUS LOW INDURATION 11121221 15 152 2 4 0.0 35.0 162.00 166.50 166.85 FORAM CHALK 10YR8/2-VERY PALE ORANGE,10YR6/2-PAL E YELLOWISH BROWN,10YR4/2-DARK YELLOWISH BROWN BOT TOM CONTACT MODERATELY SHARP DUE TO COLOR CHANGE Z ONE OF HIGHER INDURATION AT 20 CM,COLOR CHANGE DUE T O INCREASING ASH WITH DEPTH,HOMOGENEOUS WITH LITTLE OR NO BURROWING NOT INDURATED 11121221 15 152 2 4 35.0 42.0 162.00 166.85 166.92 FORAM TUFFACEOUS CHALK 10YR6/2-PALE YELLOWISH BR OWN MODERATELY BURROWED ZEOLITES COMMON WELL I NDURATED 11121221 15 152 2 4 42.0 48.0 162.00 166.92 166.98 ASH 10YR4/2-DARK YELLOWISH BROWN SHARP ANGULAR BOTTOM CONTACT GRADES UPWARD TO FORAM TUFFACEOUS CH ALK FIRM 00000000 15 152 2 4 48.0 136.0 162.00 166.98 167.86 CHALK STREAKS OF ASH 10YR8/2-VERY PALE ORANGE,10 YR6/2-PALE YELLOWISH BROWN HOMOGENEOUS BUT DISPLAYS VARYING INDURATIO N WHICH GIVES A HACKLY SURFACE ZONES OF HIGHER INDURAT ION OCCUR AT 72,90,110,AND 126 CM AND GIVE A HACKLY SURFACE 33113000 15 152 2 5 0.0 147.0 162.00 168.00 169.47 FORAM CHALK 10YR8/2-VERY PALE ORANGE ZONE AT 34-39 CM DISPLAYS RECRYSTALLIZATION,ZONES OF MODERATE INDURATION DISP LAY HACKLY SURFACE HIGHLY IN DURATED ZONE AT 34-39 CM 11121221 15 152 3 1 134.0 150.0 172.00 173.34 173.50 RADIOLARIAN-FORAM OOZE 10YR8/2-VERY PALE ORANGE, 10YR5/4-MODERATE YELLOWISH BROWN FRAGMENTS OF CHER T OCCUR CALCITE RHOMBS OCCUR CORE IS VOID FROM 0 -134 CM 00000000 15 152 3 2 0.0 73.0 172.00 173.50 174.23 RADIOLARIA FORAM OOZE 5GY8/1-PINKISH GRAY,10YR5/ 4-MODERATE YELLOWISH BROWN CLASTS OF MODERATE YELL OWISH BROWN CHERT IN DRILLING BRECCIA,PINKISH GRAY G ROUNDMASS IS RADIOLARIA FORAM OOZE DRILLING BRECCI A,LAYER IS SOUPY AND DISTURBED 00000000 15 152 3 2 73.0 92.0 172.00 174.23 174.42 FORAM CHALK 10YR8/2-VERY PALE ORANGE HOMOGENEO US AND SOUPY BUT APPEARS TO BE IN PLACE 00000000 15 152 3 2 92.0 147.0 172.00 174.42 174.97 FORAM CHALK 5YR8/1-PINKISH GRAY POORLY PRESERV ED NANNOFOSSILS BETWEEN 92-95 CM 92-95 CM HIGHLY I NDURATED,95-102 CM AND 105-118 CM MODERATELY INDURAT ED,132-133 SOFT LAYER 00000000 15 152 3 2 147.0 150.0 172.00 174.97 175.00 FORAM CHALK 5YR8/1-PINKISH GRAY,5YR6/1-LIGHT BRO WNISH GRAY FORAM CHALK DISPLAYING INCREASED VOLCAN IC COMPONENTS NOT INDURATED 00000000 15 152 3 3 0.0 150.0 172.00 175.00 176.50 RADIOLARIA-FORAM CHALK 10YR8/2-VERY PALE ORANGE, 10YR8/6-PALE YELLOWISH ORANGE UNIFORM WITH NO BURR OWING A SMALL PALE YELLOWISH ORANGE OCCURS AT 8 CM 79-81 CM INDURATED,85-87 CM SOFT,116-117 INDURATE D,129-130 CM SOFT,INDURATION HIGHER IN ZONES OF ROUG H (HACKLY) SURFACE TEXTURE 00000000 15 152 3 4 0.0 150.0 172.00 176.50 178.00 FORAM-NANNO CHALK 10YR8/2-VERY PALE ORANGE NO BURROWING HOMOGENEOUS,SLIGHT AMOUNT OF ASH OCCURS IN THE TOP 20 CM INDURATION VARIES DOWN SECTION BU T IS NEVER HIGH,91-93 CM SOFT,110-112 CM INDURATED 00000000 15 152 3 5 0.0 27.0 172.00 178.00 178.27 FORAM-NANNO CHALK 10YR8/2-VERY PALE ORANGE,10YR6 /2-PALE YELLOWISH BROWN MODERATE PRESERVATION IN DURATION VARIES,IS HIGHER AT 0-4 CM AND 19-22 CM 00000000 15 152 3 5 27.0 30.0 172.00 178.27 178.30 SILICIFIED LIMESTONE 10YR8/2-VERY PALE ORANGE BOTTOM CONTACT SHARP WITH CHERT POOR PRESERVATION OF NANNOFOSSILS 11130000 15 152 3 5 30.0 39.0 172.00 178.30 178.39 CHERTY LIMESTONE 10YR7/4-GRAYISH ORANGE BOTTOM CONTACT PROBABLY SHARP BOTTOM CONTACT LOST IN DRI LLING TEXTURE REMAINS WITH FORAMS OBSERVED CHERT Y LIMESTONE HAS SLIGHT REACTION TO HCL 11130000.2130 15 152 3 5 39.0 46.0 172.00 178.39 178.46 FORAM-NANNO CHALK 10YR8/2-VERY PALE ORANGE MIC A COMMON POOR PRESERVATION OF NANNOFOSSILS HIGH INDURATION 11121210.1221 15 152 3 5 46.0 120.0 172.00 178.46 179.20 FORAM-NANNO CHALK 5YR8/1-PINKISH GRAY SLIGHTLY SOUPY MAY BE DISTURBED MICA COMMON MODERATE N ANNO PRESERVATION 11121210.1221 15 152 3 5 120.0 122.0 172.00 179.20 179.22 FORAM-NANNO CHALK 10YR8/2-VERY PALE ORANGE ONE PEBBLE POOR NANNO PRESERVATION INDURATED 11121210.1221 15 152 3 5 122.0 125.0 172.00 179.22 179.25 CHERT 10YR5/4-MODERATE YELLOWISH BROWN ONE PEB BLE 21130000 15 152 3 5 125.0 150.0 172.00 179.25 179.50 FORAM-NANNO CHALK 5YR8/4-MODERATE ORANGE PINK,10 YR8/2-VERY PALE ORANGE UNIFORM WITH NO BURROWS M ICA COMMON GOOD NANNO PRESERVATION BLACK STAININ G AT 135 AND 140 CM 11121210.1221 15 152 4 1 0.0 150.0 182.00 182.00 183.50 FORAM-NANNO CHALK 10YR8/2-VERY PALE ORANGE,N7-LI GHT GRAY 0-23 CM SAME AS REST BUT SOUPY STORED IN FREEZER BOX SEDIMENT IS SOUPY 23-150 CM AND APPEAR S TO HAVE BEEN DISTURBED DURING DRILLING LARGE FRA GMENT (3X3X2 CM) OCCURS AT 141-143 CM GOOD NANNO P RESERVATION OCCASSIONAL ZONES OF LIGHT GRAY SUCH A S AT 43 CM ARE RICH IN GLASS AND SPONGE SPICULES,FRA GMENTS OF CHERT PRESENT NOT IN PLACE VERY SOFT 11121210.1221 15 152 4 2 0.0 150.0 182.00 183.50 185.00 FORAM-NANNO CHALK 5YR8/1-PINKISH GRAY,N7-LIGHT G RAY SECTION IS HOMOGENEOUS AND SOUPY SECTION MAY BE DISTURBED LIGHT GRAY ZONE AT 130 CM CONTAINS A SH AND SPONGE SPICULES IN ADDITION TO SEDIMENT,SIMIL AR ZONES OCCUR AT 18,67 AND 138 CM PRO BABLY NOT IN PLACE VERY SOFT 00000000 15 152 4 3 0.0 95.0 182.00 185.00 185.95 FORAM-NANNO CHALK 5YR8/1-PINKISH GRAY N7-LIGHT GRAY BOTTOM C ONTACT LOST IN DRILLING LIGHT GRAY ZONE AT 31CM CONTAINS ASH SPONGE SPICULES FOUND T HROUGHOUT,GOOD PRESERVATION OF NANNOS SECTION HOMO GENEOUS,MAY BE DISTURBED,SWIRLED,UPPER PART SLIGHTLY SILICIFIED,PARTLY CEMENTED,PROBABLY NOT IN PLACE 00000000 15 152 4 3 95.0 116.0 182.00 185.95 186.16 LIMESTONE 5YR8/1-PINKISH GRAY SLIGHT BURROWING ,BOTTOM CONTACT SHARP INCREASE IN CEMENTATION (PRECIPITATION OF CEM ENT INSIDE FORAM CHAMBERS) AND SILICIFICATION PRESERVATION OF NANNOS IS PO OR,SPARITE MORE ABUNDANT THIS PART IN PLACE MODERATELY TO HIGHLY INDU RATED LIMESTONES,LIMESTONE HARDEST NEXT TO CHERT CON TACT 11130000 15 152 4 3 116.0 117.0 182.00 186.16 186.17 CHERT 10YR5/4-MODERATE YELLOWISH BROWN 117-150 CM VOID 21130000 15 152 5 CC 0.0 0.0 192.00 192.10 192.10 SILICEOUS LIMESTONE SILICIFIED NANNO-MARL 5YR8/1-PINKISH GRAY,10YR4/2- DARK YELLOWISH BROWN 56Y6/1-GREENISH GRAY,N5 ME DIUM GRAY SOME BURROWING OF DARK YELLOW ISH BROWN MODERATE BURROWING OUTLINED BY ITS MEDIU M GRAY COLOR SAMPLE CONSISTS OF SEVERAL PEBBLES WH ICH HAVE BEEN CUT AND DIVIDED INTO WORK AND ARCHIVE HALVES,STORAGE IS IN FREEZER BOXES MICA COMMON VERY POOR NANNO PRESERVATION N ANNO FOSSILS POORLY PRESERVED,MICRO SPARITE COMMON ROCK DISP LAYS CONCHOIDAL FRACTURE CARBONATE IS LOW,ROCK DISPLAYS BOTH BLOCKY AND CONC HOIDAL FRACTURE 11130000 15 152 6 1 30.0 150.0 201.00 201.30 202.50 NANNO OOZE N7-LIGHT GRAY,10YR5/4-MODERATE YELLOW ISH BROWN LIGHT GRAY NANNO OOZE IS GROUNDMASS DR ILLING BRECCIA WITH CLASTS OF LIGHT GRAY AND MODERAT E YELLOWISH BROWN CHERT MICA ABUNDANT NANNO PRES ERVATION IS POOR HOMOGENEOUS DUE TO MIXING,0-30 CM VOID 11111210 15 152 6 2 0.0 117.0 201.00 202.50 203.67 NANNO-FORAM CHALK N8-LIGHT GRAY,5GY8/1-LIGHT GRE ENISH GRAY QUITE DISTURBED THROUGHOUT,HOMOGENEOUS SOFT 00000000 15 152 6 3 0.0 150.0 201.00 204.00 205.50 NANNO-FORAM CHALK N8-VERY LIGHT GRAY,5GY8/1-LIGH T GREENISH GRAY SOUPY AND DISTURBED THROUGHOUT P ERFECTLY HOMOGENEOUS SOUPY 11121210.1221 15 152 6 4 0.0 150.0 201.00 205.50 207.00 NANNO-FORAM CHALK SIMILAR TO SECTION 3,IS TOO SO UPY,PUT IN 2 FREEZER BOXES 11121210.1221 15 152 6 5 0.0 83.0 201.00 207.00 207.83 FORAM NANNO CHALK N8-VERY LIGHT GRAY,5GY8/1-LIGH T GREENISH GRAY VERY SOUPY,DISTURBED AS IN PRECEDI NG SECTIONS HOMOGENEOUS VERY SOUPY 11121210.1221 15 152 6 5 83.0 90.0 201.00 207.83 207.90 SILICIFIED LIMESTONE -BROWNISH GRAY TWO DISTIN CT ZONES IN VERY SHARP COLOR CHANGE CONTAINS QUITE A FE W MICROCHERT MADE FROM SILICIFIED RADIOLARIA UPMOST 1.5 CM SIMILAR IN COLOR TO THE SOFT OVERLYING SEDIMENT,REMA INDER MIXED WITH BROWNISH GRAY 11130000 15 152 6 5 90.0 150.0 201.00 207.90 208.50 NANNO MICRITIC CHALK 5GY7/1-LIGHT GREENISH GRAY VERY FAINT BURROWS CONTAINS NANNOS AND RADIOLARI A MOLDS PLASTIC AND HOMOGENEOUS COMPACTED 11121210 15 152 7 1 13.0 101.0 211.00 211.13 212.01 MICRITIC CHALK,CHERTS,LIMESTONES 5GY8/1-LIGHT GR EENISH GRAY SEDIMENT CONSISTS ESSENTIALLY OF DRILL CUTTINGS OF CHERTS,LIMESTONES AND LUMPS OF LIGHT GR EENISH GRAY MICRITIC CHALK LIMESTONE PEBBLE 4CM IN DIAMETER OCCURS ON TOP SIMILAR TO BOTTOM OF SECTI ON 6.5,0-13 AND 101-150 VOID 11121210 15 152 7 2 0.0 150.0 211.00 212.50 214.00 MICRITIC CHALK 5GY7/1-LIGHT GREENISH GRAY SOFT ,DISTURBED,TOTALLY MIXED WITH VARIOUS SIZED DRILL CU TTINGS CONSISTING OF CHERT AND HARD LIMESTONE FRAGME NTS VERY SOFT 00000000 15 152 7 3 0.0 137.0 211.00 214.00 215.37 FORAM-NANNO CHALK 5GY7/1-LIGHT GREENISH GRAY S OFT,VERY DISTURBED HARD LIMESTONE FRAGMENT OCCURS CONSPICUOUSLY BETWEEN 126 AND 131 CM ABUNDANT MIXE D CHERT FRAGMENTS AND BROKEN LIMESTONE,PLASTIC SOF T 11121210.1221 15 152 7 4 3.0 150.0 211.00 215.53 217.00 NANNO MICRITIC CHALK 5GY7/1-LIGHT GREENISH GRAY FAINT BURROWS OCCUR ONLY IN HARD LIMESTONE LAYER MODERATELY COMPACTED BUT CRUMBLY,HARD SILICIFIED LA YERS OCCUR AT 35-41CM AND 66-71 CM,BOTTOM ZONE FROM ABOUT 100 CM PARTLY LITHIFIED BUT STILL QUITE CRUMBL Y 11121210.1221 15 152 8 1 10.0 50.0 220.00 220.10 220.50 SILICIFIED LIMESTONE 5Y7/1-LIGHT OLIVE GRAY,-FAI NT BROWNISH SHADE BURROW MOTTLING STRUCTURES QUITE APPARENT RADIOLARIA FAIRLY COMMON VERY BROKEN A ND SHARPLY CONTRASTS ON THE UNDERLYING CHALK 11130000 15 152 8 1 50.0 150.0 220.00 220.50 221.50 FORAM MICRITIC CHALK 5GY7/1-LIGHT GREENISH GRAY BURROWS ARE CONSPICUOUS IN WELL PRESERVED PARTS QUITE SOFT INTERMITTENTLY BY DRILLING DISTURBANCES TWO PIECES OF HARD LIMESTONE SIMILAR TO THE TOP ZO NE ARE INSERTED INTO THE CHALK AT BOTTOM MODERATEL Y FIRM,BUT BECOMING QUITE SOFT INTERMITTENTLY BY DRI LLING DISTURBANCES 11121210.1221 15 152 9 1 72.0 150.0 229.00 229.72 230.50 FORAM NANNO MICRITIC CHALK 5Y7/1-YELLOWISH GRAY EXTENSIVELY BURROWED THROUGHOUT SILICIFIED LIMES TONE FRAGMENTS OCCUR AS TWO PIECES IN TOP,WHEREAS MU CH SOFTER AND SLIGHTLY DARKER SEDIMENT RICH IN VOLCA NIC DETRITUS OCCURS BETWEEN 119-121 CM WHICH IS PART ICULARLY CONSPICUOUS WITH LARGE SUBHORIZONTAL BURROW S 0-72 CM VOID VERY COMPACTED BUT VERY CRUMBLY 11121210.1221 15 152 10 1 130.0 150.0 239.00 240.30 240.50 FORAM NANNO MICRITIC CHALK 5Y7/1-LIGHT OLIVE GRA Y,-BROWNISH GRAY EXTENSIVE BURROWS OCCUR THROUGHOU T ABUNDANT VOLCANIC ASH BURROWS PARTICULARLY CON SPICUOUS IN BOTTOM 4 CM WHERE SEDIMENT BECOMES BROWN ISH GRAY DUE TO VERY ABUNDANT VOLCANIC ASH,0-130CM V OID VERY COMPACTED BUT VERY CRUMBLY 00000000 15 152 11 CC 0.0 0.0 248.00 248.10 248.10 NO CORE EXCEPT CORE CATCHER 00000000 15 152 12 CC 0.0 0.0 257.00 257.10 257.10 NO SECTION,ABOUT 30 CM RECOVERY IN CORE CATCHER 00000000 15 152 13 1 66.0 150.0 267.00 267.66 268.50 SAND SAND MADE UP OF COARSE TO PEBBLE SIZE DRILL CUTTINGS ESSENTIALLY OF CHERTS AND HARD LIMESTONES 0-66 VOID 33214000 15 152 14 1 60.0 84.0 276.00 276.60 276.84 SAND GRADED DRILL CUTTINGS COARSE SAND TO PEBBLE SIZE MADE UP OF CHERT AND HARD LIMESTONE FRAGMENTS 0-60 CM VOID 33214000 15 152 14 1 84.0 139.0 276.00 276.84 277.39 FORAM NANNO CHALK N8-VERY LIGHT GRAY DRILL CUT TINGS ARE SISSEMINATED IN SEVERAL INTERVALS BUT TOTA LLY INSERTED INTO THE CHALK,SECTION IS SOFT SECTIO N PLASTIC AND APPARENTLY HOMOGENEOUS SOFT 00000000 15 152 14 1 139.0 144.0 276.00 277.39 277.44 SILICIFIED LIMESTONE N7-LIGHT GRAY BURROW MOTT LING,SHARP CONTACT IN UPPER PART MARKS BOUNDARY UP PER BOUNDARY MARKED WITH VERY LIGHT GRAY LIMESTONE W HICH HAS PROBABLY BEEN DESTROYED DURING DRILLING S LIGHTLY DARKER SPOT IN BURROW MOTTLING,144-150 CM VO ID 00000000 15 152 15 1 0.0 150.0 286.00 286.00 287.50 FORAM CHALK N8-VERY LIGHT GRAY VERY SOUPY PU T IN FREEZER BOX,APPROXIMATELY 30 CM LONG VERY SOU PY 00000000 15 152 15 2 0.0 150.0 286.00 287.50 289.00 FORAM NANNO MICRITIC CHALK N8-VERY LIGHT GRAY VERY SOUPY AND DISTURBED THROUGHOUT SILICIFIED LIM ESTONE FRAGMENTS OCCUR CONSPICUOUSLY AT 95-100 CM AN D 142-147 CM,OTHER SMALLER FRAGMENTS ARE DISPERSED I NTO THE CHALK VERY SOUPY 00000000 15 152 16 1 44.0 51.0 342.00 342.44 342.51 LIMESTONE,SILICIFIED LIMESTONE N7-LIGHT GRAY,N6- MEDIUM LIGHT GRAY SHARP CONTACTS BETWEEN LITHOLOGI ES,SOME BURROWING EVIDENT THREE PEBBLES CONTAIN LI GHT GRAY LIMESTONE AND MEDIUM LIGHT GRAY SILICIFIED LIMESTONE 0-44 CM VOID 00000000 15 152 16 1 51.0 150.0 342.00 342.51 343.50 NANNO MICRITIC CHALK N7-LIGHT GRAY,N8-VERY LIGHT GRAY,N6-MEDIUM LIGHT GRAY BURROWING MODERATE THRO UGHT MEDIUM LIGHT GRAY SILICIFIED LIMESTONE OCCURS AT 110-111CM,0-44 CM VOID ENTIRE SECTION IS MODER ATELY TO WELL INDURATED 00000000 15 152 16 2 0.0 13.0 342.00 343.50 343.63 NANNO MICRITIC CHALK N8-VERY LIGHT GRAY UNIFOR M WITH NO BURROWING 00000000 15 152 16 2 13.0 16.0 342.00 343.63 343.66 NANNO MICRITIC TUFFACEOUS CHALK N6-MEDIUM LIGHT GRAY,N7-LIGHT GRAY BURROWING IS INTENSE NUMEROUS GLASS AND MINERALS OCCUR 00000000 15 152 16 2 16.0 25.0 342.00 343.66 343.75 SILICIFIED MICRITIC LIMESTONE N7-LIGHT GRAY,N8-V ERY LIGHT GRAY SLIGHT BURROWING OCCURS IN SILICIFI ED MATERIAL SILICIFIED MATERIAL APPEARS TO BE NODU LAR AS ROUNDED-CURVED CONTACTS WITH VERY LIGHT GRAY MICRITIC CHALK OCCUR 00000000 15 152 16 2 25.0 83.0 342.00 343.75 344.33 NANNO MICRITIC CHALK N8-VERY LIGHT GRAY,N7-LIGHT GRAY BOTTOM CONTACT IS SHARP WITH SILICIFIED LIME STONE SMALL PEBBLE OF SILICIFIED LIMESTONE OCCURS AT 33-34CM FORAMS ARE ABUNDANT AT 59-60 CM LIGHT GRAY ZONES AT 25-28CM AND 74-76 CM CONTAIN ASH,SMAL L BLACK SANDSIZED PARTICLES OCCUR AT 59-60 CM INDU RATION IS MODERATE BUT ZONE AT 59-60 CM IS HIGHLY IN DURATED 00000000 15 152 16 2 83.0 87.0 342.00 344.33 344.37 SILICIFIED LIMESTONE N7-LIGHT GRAY MODERATE BU RROWING GLASS OCCURS SIMILAR TO 16-25 CM 00000000 15 152 16 2 87.0 150.0 342.00 344.37 345.00 NANNO MICRITIC CHALK N7-LIGHT GRAY,N8-VERY LIGHT GRAY BURROWING IS SLIGHT TO MODERATE LAMINATION S APPEAR TO CONTAIN GLASS LIGHT GRAY LAMINATIONS O CCUR AT 104,121,127 AND 148 CM 00000000 15 152 16 3 0.0 140.0 342.00 345.00 346.40 NANNO CHALK N8-VERY LIGHT GRAY,5G6/1-GREENISH GR AY BURROWING IS SLIGHT TO MODERATE AND IS MORE COM MON IN GREENISH AREAS GREENISH GRAY IS PROMINANT A T 11-14 CM 65-75 CM 86-104 CM AND 133-140 CM,ZONE AT 86-104CM DISPLAYS APPARENT FRACTURES (NATURAL) SUGG ESTING A SOFT SEDIMENT BRECCIA AT ONE TIME,SOME SAMP LE DEPTHS MAY BE SLIGHTLY DIFFERENT FROM ARCHIVE AS WORKING HALF WAS NOT ADJUSTED TO 0-140 CM,140-150 CM VOID ENTIRE SECTION IS HARD ALTHOUGH CRUMBLY IN W ATER 00000000 15 152 17 1 0.0 132.0 398.00 398.00 399.32 FORAM NANNO CHALK N8-VERY LIGHT GRAY EXTENSIVE BURROWS OCCUR THROUGHOUT,HARDER ZONES INTERBED WITH SOFTER ZONES BUT WITH NO APPARENT COMPOSITIONAL OR COLOR DIFFERENCES 132-150 CM VOID VERY COMPACTED BUT CRUMBLY AND V ERY BROKEN 00000000 15 152 17 2 0.0 150.0 398.00 399.50 401.00 CHALK N9-WHITE,N5-MEDIUM GRAY,N7-LIGHT GRAY FI NE GRAINED CHALK,UNIFORM GRAIN SIZE,MEDIUM GRAY TO L IGHT GRAY BANDS 2-6 CM THICK WITH GRADATIONAL (1 CM) BOUNDARIES AND OCCASIONAL BEDDING WHICH IS THIN (<1 CM) TO THICK (1 CM) IRREGULAR AND LENTICULAR (1 MM AND LARGER 3-4 CM) OCCUR AT 69-71,87-89,100-102,108- 111 AND 127-129 CM,MICRO FRACTURES THAT ARE NEAR VER TICAL TO ABOUT 30 DEGREES FROM VERTICAL OCCUR AT 13- 22 CM AND 115-120 CM CONTACTS ARE SHARP TO GRADED, SMALL MOTTLES (<1 MM TO 2 CM) ALSO COMMON 00000000 15 152 18 1 0.0 142.0 407.00 407.00 408.42 CHALK,CHERT N9-WHITE,N8-VERY LIGHT GRAY,N4-MEDIU M DARK GRAY VERY FINE GRAIN CHALK WITH VERY LIGHT GRAY TO MEDIUM DARK GRAY BANDS AND BEDS (5 CM AND TH INNER),BEDDING ARE USUALLY THIN (<1 MM TO 4 CM) WITH SHARP TO GRADED CONTACTS (1CM),IRREGULAR AND OR LEN TICULAR (UP TO 4 CM LONG BY 1 TO 2 CM WIDE) BEDDIN G AT 123 CM HAS A FLAT UPPER SURFACE WITH A CURVED L OWER SURFACE (1 CM HIGH CURVE),MEDIUM DARK GRAY CHER T WITH WAXY LUSTER AND CONCOIDAL FRACTURE AT 85 CM,C ONTACT AT 126 CM VERY IRREGULAR WITH SMALL LOBES 1 C M HIGH 1/2 CM WIDE EXTENDING UPWARD SURFACE CURVED U PWARD 1.5 CM,132-150 CM VOID HARD AND FIRM 00000000 15 152 18 2 0.0 150.0 407.00 408.50 410.00 FORAM NANNO MICRITIC CHALK N8-VERY LIGHT GRAY,5Y 6/1-LIGHT OLIVE GRAY EXTENSIVE BURROWS OCCUR THROU GHOUT PARTICULARLY CONSPICUOUS IN DARKER ZONES,VERY LIGHT GRAY CHALK BECOMES LIGHT OLIVE GRAY BY ZONES B Y ZONES PROBABLE MICROFRACTURES APPEAR AT 31 CM AN D 38 CM SEDIMENT IS VERY VARIABLE IN HARDNESS,HARD TO CRUMBLY BY INTERBEDDED ZONES THAT ARE NOT COINCI DENT WITH THE COLOR CHANGES 00000000 15 152 19 1 0.0 150.0 416.00 416.00 417.50 CHALK N9-WHITE,N3-DARK GRAY,N5-MEDIUM GRAY VER Y FINE GRAINED CHALK WITH DARK TO MEDIUM GRAY BANDS, THIN IRREGULAR BEDS (5 CM AND LESS),SHARP TO GRADED CONTACTS 1 CM GRADATION,LENTICULES 3-4 CM LONG 1 MM THICK,ALL BEDS AND OTHER STRUCTURES NOT NECESSARILY HORIZONTAL (30-45 DEGREES FROM HORIZONTAL),ANIMAL BU RROWING 2 CM WIDE AND 3-4 CM LONG AT 79-83 CM,CONCAV E UPWARD LAYERS (1-3 MM THICK) 79-83 CM,DARK GRAY PI ECE WITH IRREGULAR THIN LAMINAE AND MOTTLES (3 CM X 1 CM AND SMALLER) 119-130 CM,VERY FINE GRAINS CLAY S IZE 119-130 CM VERY SIMILAR TO PREVIOUS SECTION HARD 00000000 15 152 20 1 110.0 150.0 425.00 426.10 426.50 CHALK OOZE N8-VERY LIGHT GRAY,-YELLOW OLIVE GREE N,N9-WHITE VERY LIGHT GRAY SAND TO CLAY SIZED CHAL K OOZE 110-120 CM,GRAIN SIZE ARTIFICIALLY GRADED FRO M BOTTOM (COARSE) TO TOP (FINE) 110-120 CM,GRIT GRAD ING UPWARD INTO ABOVE SEDIMENT 120-133 CM,YELLOW OLI VE GREEN CHERT FRAGMENTS AND LIGHT GRAY CHALK OOZE M ATRIX 120-133 CM,WHITE AND VERY LIGHT GRAY DRILLING BRECCIA OF CHALK OOZE (SLIGHTLY FIRM) FINE GRAIN EXC EPT FOR CHERT FRAGMENTS 133-145 CM COMPLETELY DIST URBED THROUGHOUT BY DRILLING AND SORTING 00000000 15 152 21 1 63.0 150.0 453.00 453.63 454.50 CHALK N9-WHITE,5Y4/1-OLIVE GRAY,-GRAY,-LIGHT GRA Y WHITE TO LIGHT GRAY FINE GRAINED CHALK WITH GRAY BANDS OR LAMINAE,BEDDING VARIES FROM THIN LAMINAE ( LESS THAN 1MM TO 2 MM) TO IRREGULAR LENTICULAR LAMIN AE (3 CM LONG AND LESS),CONTACTS ARE SHARP TO GRADAT IONAL (1 CM),OCCASSIONAL MOTTLES (2CM X 1 CM AND LES S),CEMENTED FRACTURES (LESS THAN 1 MM WIDE) AT 45 DE GREES TO VERTICAL,OLIVE GRAY BED 107-109 CM,CONCHOID AL CHERT 121-122 CM CHALK HARD AND VERY FIRM,CHERT VERY HARD-CUT BY DIAMOND SAW 00000000 15 152 22 1 88.0 150.0 462.00 462.88 463.50 LIMESTONE OR CHALK 5B7/1-LIGHT BLUISH GRAY,5Y4/1 -OLIVE GRAY,5YR2/1-OLIVE BLACK PREDOMINATELY LIGHT BLUISH GRAY DENSE LIMESTONE OR CHALK WITH THIN OLIV E GRAY BEDDING LAMINAE AND IRREGULAR LAMINAE,SMALL L ENTICULAR LAMINAE,LENSES (3 CM X 1 CM AND SMALLER),C ONTACTS ARE SHARP TO GRADATIONAL,BEDDING IN SOME CAS ES APPEARS TO BE ABOUT 30 DEGREES FROM HORIZONTAL WI TH OCCASIONAL NEAR VERTICAL FRACTURES, BURROWS 1 MM IN DIAMETER WITH THIN LAYERS IN BURROW ABOUT .1 MM T HICK 90-107 CM,OLIVE BLACK CHERT LENSE (1.5 CM X 2 C M) IN SILICIFIED CHALK LENSE IN THE NORMAL CHALK OR LIMESTONE 105-110 CM MOTTLES MIGHT BE BURROWS (1 C M X 3 MM TO 4 CM X 1 CM) 90-107 CM HARD 00000000 15 152 22 2 0.0 148.0 462.00 463.50 464.98 LIMESTONE 5B7/1-LIGHT BLUISH GRAY,5Y2/1-OLIVE BL ACK SECTION PREDOMINANTLY LIGHT BLUISH GRAY LIMEST ONE WITH IRREGULAR AND UNIFORM LAMINATIONS BEDS LENS ES AND MOTTLES,SHARP AND GRADED CONTACTS,IN BLACK OL IVE ZONES SOME BEDS AND LAMINAE ARE NON-CALCAREOUS P ROBABLY SILICEOUS,THIN BURROWS 2MM THICK PARALLEL AT ABOUT 45 DEGREES FROM HORIZONTAL WITH THIN LAYERS I NSIDE THE BURROWS BEING CONVEX UPWARD 20-27CM,BURROW 2.5CM WIDE WITH LAYERS INSIDE BURROW CONCAVE UP 45 CM,MICROFRACTURES 92 CM APPEARS AS IF THE ORIGINAL UNCEMENTED SEDIMENT WAS SANDY 123-130 CM HARD 00000000 15 152 22 3 0.0 150.0 462.00 465.00 466.50 LIMESTONE 5B7/1-LIGHT BLUISH GRAY,5B5/1-MEDIUM B LUISH GRAY,N2-GRAYISH BLACK,5G4/1-DARK GREENISH GRAY BAND OF GRAYISH BLACK ZEOLITE CLAY FRACTURED (NAT URAL?) AND SLIGHTLY IMBRICATED 3-6 CM,SIMILAR LENS E XISTS 23-24 CM,MEDIUM BLUISH GRAY PREDOMINATES AT 0- 28,60-70,81-93 AND 103-123 CM,BURROWING IS MORE INTE NSE IN DARKER ZONES DUE TO COLOR CONTRAST,DARK GREEN ISH GRAY BAND OF ZEOLITE AND ASHY LIMESTONE EXISTS ASH AND ZEOLITES FOUND IN MEDIUM BLUISH GRAY ZONES BUT NOT IN LIGHT BLUISH GRAY ZONES,SPARITE AND MICRI TE PREDOMINATE NANNOS GONE 00000000 15 152 23 1 0.0 41.0 471.00 471.00 471.41 LIMESTONE 5B7/1-LIGHT BLUISH GRAY,10R4/2-GRAYISH RED BURROWING SLIGHT TO MODERATE,LAMINAE AND BURR OWING 14-24CM APPEAR INCLINED APPROXIMATELY 30 DEGRE ES FROM HORIZONTAL BOTTOM CONTACT WITH DIABASE LOS T STAINING OCCURS ON TWO LIMESTONE PEBBLES SUGGEST ING CLOSE CONTACT TO THE DIABASE 12130000 15 152 23 1 41.0 141.0 471.00 471.41 472.41 BASALT N2-GRAYISH BLACK,5G4/1-DARK GREENISH GRAY SECTION DISPLAYS NUMEROUS FRACTURES,DIAGONAL FRAC TURE AT 120-130 CM NUMEROUS FRACTURES FILLED WITH DARK GREENISH GRAY SECONDARY GROWTH MINERALS,DIAGONA L FRACTURE AT 120-130 CM CONTAINS CALCITE FILLING 00000000 15 152 23 1 141.0 150.0 471.00 472.41 472.50 METAMORPHOSED LIMESTONE 10R4/2-GRAYISH RED,5G4/1 -DARK GREENISH GRAY GRAYISH RED METAMORPHOSED LIME STONE WITH DARK GREENISH GRAY MOTTLING AND LENSES,DI ABASE CONTACT IS SHARP AT 142 CM 12130000 15 152 24 1 0.0 150.0 474.00 474.00 475.50 BASALT 10R3/4-RED FRAGMENTS 2-15 CM FINELY AMY GDULOIDAL AND FRACTURED,RED LIMESTONE INCLUSION RECR YSTALLIZED 110-120 CM RED CARBONATE FILLINGS IN FR ACTURED FRAGMENTS 00000000 15 152 24 2 0.0 40.0 474.00 475.50 475.90 BASALT 5G2/1 FRAGMENTS 2-12 CM,FINE GRAINED,AM YGDULOIDAL,FRACTURED,SOME FRACTURES CARBONATE FILLED ,FRAGMENTS FILLED WITH CHLORITE CHLORITE FILLINGS, CARBONATE FILLINGS 00000000 15 152 24 2 40.0 52.0 474.00 475.90 476.02 LIMESTONE INCLUSION IN BASALT VARICOLORED 12130000 15 152 24 2 52.0 110.0 474.00 476.02 476.60 BASALT 5G2/1 FINE GRAINED,AMYGDULOIDAL,FRACTUR ED,SOME CARBONATE FILLED FRACTURES,CHLORITE FILLED F RACTURES CHLORITE AND CARBONATE FILLINGS 00000000 15 152 24 2 110.0 150.0 474.00 476.60 477.00 LIMESTONE 10R5/2,10R4/2 BASALT INCLUSION 137-1 42 CM LIMESTONE IS INCLUSION IN BASALT 12130000