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 55 433 B 1 1 0.0 80.0 128.50 128.50 129.30 AM CALCAREOUS REEFAL SAND 2.5Y7/0-LT.GREY,2.5Y6/0-G REY,2.5Y8/0-WHITE,2.5Y8/2-WHITE,2.5Y8/6-YELLOW COA RSE SAND-DRILLING ARTIFACT PEBBLE OF BASALT,4 CONC RETIONS OF ALGAE-2.5Y8/2 AND 2.5Y8/6 IN COLOR BASA LT WHITE AND GREY CORAL,BRYOZOAN,2.5Y8/2 AND 2.5Y8 /6 ALGAL CONCRETIONS STIFF 11110000 55 433 B 1 3 0.0 150.0 128.50 131.50 133.00 J CALCAREOUS REEFAL SAND 2.5YN7-LT. GREY,-WHITE FINE-GRAINED,WELL SORTED (DRILLING ARTIFACT?) PYR ITE,GLAUCONITE INSIDE BRYOZOAN WHITE AND GREY CORA L,BRYOZOAN CLASTS MACROSCOPICALLY:MANY BRYOZOAN HA VE PYRITE AND GLAUCONITE GROWING INSIDE OPENINGS S OUPY* 55 433 B 1 4 0.0 150.0 128.50 133.00 134.50 J CALC. REEFAL SAND 2.5YN7-LT.GREY,-WHITE FINE GRAINED,WELL SORTED PYRITE,GLAUC. WHITE AND GREY CORAL,BRYOZOAN MACROSCOP: MANY BRYOZOAN HAVE PYRI TE AND GLAUC. GROWING INSIDE OPENINGS,SAME AS CORE 1 -3 SOUPY 11110000 55 433 B 1 5 0.0 150.0 128.50 134.50 136.00 J CALCAREOUS REEFAL SAND 2.5YN7/0-LT.GREY,-WHITE,- GREY FINE GRAINED,WELL SORTED PYRITE,GLAUC COR AL,BRYOZOAN PYRITE AND GLAUC. GROWING INSIDE MANY BRYOZOAN,SAME AS 1-3,1-4 SOUPY 11110000 55 433 B 1 6 0.0 150.0 128.50 136.00 137.50 J CALCAREOUS REEFAL SAND 2.5YN7-LT GREY,-WHITE,-GR EY FINE GRAINED WELL SORTED PYRITE,GLAUC CORAL ,BRYOZOAN PYR AND GLAUC GROWING INSIDE MANY BRYOZO AN,SAME AS 1-3,1-4,1-5 (WHICH SEE) SOUPY 11110000 55 433 B 1 7 0.0 52.0 128.50 137.50 138.02 AM CORALLINE ALGAL SAND 2.5Y8/0-WHITE,2.5Y7/0-LT.GR EY,2.5Y7/2-LT.GREY,2.5Y8/2-WHITE,2.5Y8/3-PALE YELLOW VERY DEFORMED,COARSE SAND-DRILLING ACTION 5 CON CRETIONS OF CORAL-ALGAL MATERIAL 5 2.5Y8/2 AND 2.5 Y8/3 CORAL-ALGAL CONCRETIONS,FRAGMENTS OF BRYOZOAN SOFT 11110000 55 433 B 1 CC 0.0 5.0 128.50 138.12 138.07 J ALGAL NODULE -GREY,-WHITE 3.5 CM SIZE,GREY CEN TRAL CORE,WHITE LAMINATED LAYERS SURROUNDING RECRYST ALLIZED CORE ALGAE SOFT* 55 433 B 1 CC 5.0 10.0 128.50 138.07 138.12 J CALCAREOUS SILT MUD 2.5YN6-GREY SOFT 33213000.1100 55 433 B 1 CC 10.0 15.0 128.50 138.12 138.17 J CALCAREOUS REEFAL SAND 2.5YRN5-GREY FINE GRAIN ED,SILTY 15% VOLC. CLASTS,QUARTZ WITH RADS AND GRE EN MINERAL (GLAUC?) VOLC. CLASTS,QUARTZ,GLAUCONITE ? RADIOLARIANS SOFT 11110000 55 433 B 2 1 0.0 125.0 138.00 138.00 139.25 J CALCAREOUS REEFAL SAND -GREY,-WHITE POORLY SOR TED,SILTY SIZE GRADING IS A DRILLING ARTIFACT GR EY AND WHITE CLAST OF CORALLINE AND BRYOZOAN DETRITU S CLAST OF CORALLINE AND BRYOZOAN DETRITUS 100% CARBONATE COMPONENTS SOFT 11110000 55 433 B 2 CC 0.0 25.0 138.00 139.35 139.50 J CALCAREOUS REEFAL SAND -GREY,-WHITE POORLY SOR TED,SILTY GREY AND WHITE CLASTS OF CORALLINE AND B RYOZOAN DEBRIS,SMALL ALGAL NODULES CORALLINE AND B RYOZOAN DEBRIS,ALGAE 100% CARB COMPONENTS SOFT 11110000 55 433 B 3 1 0.0 60.0 147.50 147.50 148.10 J CALCAREOUS REEFAL SAND -LT.GREY,-WHITE MODERAT ELY WELL-SORTED,FINE GRAINED LT.GREY AND WHITE CL ASTS-CORAL AND BRYOZOAN CORAL,BRYOZOAN,FEW FORAMS 100% CARBONATE SOFT 11110000 55 433 B 3 CC 0.0 25.0 147.50 148.20 148.35 J CALCAREOUS REEFAL SAND -LT.GREY,-WHITE MODERAT ELY WELL SORTED,FINE GRAINED LT.GREY AND WHITE CLA STS-CORAL AND BRYOZOAN,2 PIECES OF MODERATELY INDURA TED CALCARENITE-GREY(7.5YRN5) 1X2 CM CALCARENITE CORAL,BRYOZOAN,FEW FORAMS 100% CARBONATE,SAME AS CORE 3 SECTION 1 SOFT 11110000 55 433 B 4 1 0.0 14.0 157.00 157.00 157.14 J CEMENTED CALCARENITES -WHITE CEMENTED CALCAREN ITES (14 PIECES) COMPOSED OF ALGAL NODULES,BRYOZOAN, AND REEFAL DETRITAL,CALCITE CEMENT WHITE ALGAL NOD ULE,CALCITE CRYSTALS IN VESICLES CALCARENITE,CALCI TE ALGAL NODULES,BRYOZOAN,REEFAL DETRITUS DENSIT Y OF SED. INCREASES WITH DEPTH 11130000 55 433 B 4 1 14.0 24.0 157.00 157.14 157.24 J LIMESTONE CALCARENITE 5Y6/1-GREY,-RED,-BLACK 8 X5X6 CM GREY LIMESTONE CALCARENITE WITH BEDDING MARK ED BY GRAIN SIZE (COARSE GRAINED ABOVE FINE GRAINED) ,CEMENT IS CALCITE UPPER PART CONTAINS ALGAL NODUL ES,RED WEATHERED BASALT,2 ROUNDED BLACK BASALT PEBBL ES,CALCITE CRYSTALS IN VESICLES LIMESTONE CALCAREN ITE,WEATHERED BASALT,BASALT,CALCITE ALGAL NODULES BEDDING IS OF REEFAL CALCAREOUS SAND,DENSITY OF SE DIMENT INCREASES WITH DEPTH LITHIFIED 11130000 55 433 B 4 1 24.0 26.0 157.00 157.24 157.26 J CALCARENITE 5Y7/1-LT.GREY SAME AS ABOVE EXCEPT FOR COLOR CHANGE,PARTICLE APPEAR TO BE FLAT LYING,S IZE IS 2X4X6 CM DENSITY INCREASE W/DEPTH HARD 11130000 55 433 B 4 1 26.0 31.0 157.00 157.26 157.31 J LIMESTONE CALCARENITE 5Y7/1-LT.GREY,2.5Y8/4-PALE YELLOW SIZE IS 4.5X3X6 CM,GRAIN SIZE DECREASES WI TH DEPTH AND COLOR OF PARTICLES CHANGE FROM LT.GREY TO PALE YELLOW WITH DEPTH DENSITY INCREASES WITH D EPTH LITHIFIED 11130000 55 433 B 4 1 31.0 35.0 157.00 157.31 157.35 J LIMESTONE CONTACTING BASALT 2.5Y8/4-PALE YELLOW, -YELLOW DENSE,POSSIBLY RECRYSTALLIZED LIMESTONE IN FILLING EROSIONAL SURFACE OF BASALT YELLOW CALCARE OUS CLASTS LIMESTONE,BASALT SIZE IS 3X2.5X6 CM,M ANY OF THE CLASTS ARE ROUNDED,DENSITY OF SEDIMENT IN CREASES WITH DEPTH DENSE LITHIFIED 12133000 55 433 B 4 1 37.0 49.0 157.00 157.37 157.49 J BASALT/SEDIMENT CONTACT -PALE YELLOW TWO GENER ATIONS OF INFILL:(1) FILLING OF BASALTIC CLASTS IN C ALCITE,(2) CEMENTED CALCAREOUS SAND OF THE PALE YELL OW VARIETY AS ABOVE DENSITY OF SE DIMENT INCREASES WITH DEPTH* BASALT,CALCITE