Leg : 65 Top/Bottom Interval(mm): 0/ 400 Analyst: Flower, M. Hole: 482C Sample Midpoint (m) : 132.40 Core: 9 Top of Core Depth (m) : 132.00 Sect: 1 Top of Section Depth(m): 132.00 LITHOLOGY: SEDIMENT; Piece No. : PCE 1 (0-40); Leg : 65 Top/Bottom Interval(mm): 400/ 580 Analyst: Flower, M. Hole: 482C Sample Midpoint (m) : 132.58 Core: 9 Top of Core Depth (m) : 132.00 Sect: 1 Top of Section Depth(m): 132.40 LITHOLOGY: SEDIMENT; DOLOMITE; Piece No. : PCES 2 (42-47), 3A (50-54), 3B (55-58); Leg : 65 Top/Bottom Interval(mm): 580/1500 Analyst: Flower, M. Hole: 482C Sample Midpoint (m) : 133.50 Core: 9 Top of Core Depth (m) : 132.00 Sect: 1 Top of Section Depth(m): 132.58 LITHOLOGY: APHYRIC BASALT; MASSIVE; Piece No. : PCES 4 (61-64), 5 (66-68), 6 (71-74), 7 (75-78), 8 (80-86), 9 (88-98), 10 (100-105), 11 (107-116), 12 (115-120), 13 (120-126), 14 (126-130), 15 (131-140), 16 (142-148); Texture : APHYRIC; Structure : FRAGMENTS OF VEIN FILLED WITH CALCITE AND DISSEMINATED SULFIDE AND SOME SMECTITE IN PCE 4, SIMILAR FILLED CRACKS IN LOWER SECTIONS BUT WITH SULFIDE AND OTHER MINERALS, MASSIVE; Alteration : SLIGHTLY PCE 4 HAS ALTERATION HALO NEAR VEIN WITH ADJACENT FRESH ROCK, PCES 10-16 ARE FRESH; Comments : TOP OF BASEMENT SECTION BASALT-SEDIMENT CONTACT NOT PRESERVED AS IN 482B; Vesicles : Size(mm): Percent: <2 Location: Filling: SMECTITE VERY SMALL AMYGOULES PERSIST THROUGHOUT MOST OF CORE; Replacement: SULFIDES DISSEMINATED SULFIDES VISIBLE IN BASALT NEAR TOP OF SECTION & PARTICULARLY NEAR VEINS; SMECTITE CALCITE Leg : 65 Top/Bottom Interval(mm): 0/ 250 Analyst: Flower, M. Hole: 482C Sample Midpoint (m) : 133.75 Core: 9 Top of Core Depth (m) : 132.00 Sect: 2 Top of Section Depth(m): 133.50 LITHOLOGY: APHYRIC BASALT; MASSIVE; Piece No. : PCES 1 (0-4), 2 (5-9), 3 (11-19), 4 (20-25); Texture : APHYRIC; Structure : HARILINE CRACKS, MASSIVE; Alteration : FRESH HARILINE CRACKS SHOWING INCIPIENT ALTERATION; Comments : CONTINUING LITHOLOGY FROM CORE 9-1; Vesicles : Size(mm): Percent: <1 Location: Filling: SMECTITE MICROAMYGDOULE OF SMECTITE; Replacement: SMECTITE Leg : 65 Top/Bottom Interval(mm): 0/1500 Analyst: Schmincke, H. Hole: 482C Sample Midpoint (m) : 140.50 Core: 10 Top of Core Depth (m) : 139.00 Sect: 1 Top of Section Depth(m): 139.00 LITHOLOGY: APHYRIC BASALT; MASSIVE; Piece No. : PCES 1A (1-10), 1B (9-17), 1C (18-24), 1D (25-29), 1E (30-35), 1F (35-45), 1G (46-60), 2A (60-71), 2B (72-81), 3 (82-93), 4A (94-110), 4B (110-125), 5A (127-138), 5B (138-150); Texture : MEDIUM GRAINED, APHYRIC; Structure : FRACTURED WITH MOSTLY SUBVERTICAL AND SUBHORIZONTAL FRACTURES, PCES 1A-G BY SUMBERTICAL FRACTURE 0.3 TO 0.8MM WIDE(1A-C) THAT DECREASES TO HAIRLINE FRACTURE AND LINED WITH BROWNISH SULFIDE (CHALCOPYRITE?) FOLLOWED BY PYRITE(?), FRACTURES GENERALLY LINED WITH SMECTITE AND SULFIDE RARELY CARBONATE, MASSIVE; Alteration : SLIGHTLY PCES 1A-G ARE STRONGLY ALTERED, VEIN HAS PRONOUNCED BLEACHED ALTERATION HALO CONSISTING OF 1)A DARK INNER ZONE OF SMECTITE(?) 2) BLUISH-WHITE ZEOLITES(?) 3) A DARK OUTER RIM & OUTWARD PROTRUSIONS ALONG CROSS FRACTURES, DIFFUSE ALTERATION OUTSIDE MAIN HALO CONSISTS OF SULFIDE N VESICLES AND GROUNDMASS & IN SPOTTY BLEACHED AREAS; Comments : GRAIN SIZE & COLOR & VESICLES SUGGEST THAT CORE CONTINUES FROM 9-2; Vesicles : Size(mm): .5-1 Percent: 12 Location: Filling: SMECTITE,CARB THROUGHOUT CORE VESICLES ARE FILLED WITH GREEN SMECTITE(?) & LARER VESICLES ALSO WITH CARBONATE IN CENTRAL PART, PARTLY VUGGY OPEN CAVITIES WITH SOME CALCITE AND ZEOLITE(?) GROWING ON SULFIDE CRYSTALS; Replacement: SULFIDE DISSEMINATED THROUGHOUT ROCK; SMECTITE CARBONATE PYRITE ID PYRITE UNCERTAIN; ZEOLITE ID ZEOLITES UNCERTAIN; Leg : 65 Top/Bottom Interval(mm): 0/1500 Analyst: Zolotarev, B. Hole: 482C Sample Midpoint (m) : 142.00 Core: 10 Top of Core Depth (m) : 139.00 Sect: 2 Top of Section Depth(m): 140.50 LITHOLOGY: APHYRIC BASALT; MASSIVE; Piece No. : PCES 1A (0-7), 1B (3-13), 1C (12-17), 1D (18-29), 2 (30-39), 3 (40-50), 4 (51-97), 5A (89-94), 5B (94-120), 5C (121-127), 6 (130-140), 7 (142-150); Texture : MEDIUM GRAINED, APHYRIC; Structure : IRREGULAR VERY THIN FRACTURES PCES(1D,5A,5C,7) FILLED WITH DARK MATERIAL(CLAY MINERALS?) AND CARBONATE AND RARE PYRITE, MASSIVE; Alteration : SLIGHTLY TO MODERATE; Comments : GREY; Vesicles : Size(mm): .5-3 Percent: 1-3 Location: Filling: PYRITE,CARB,CLAY OCCUR IRREGULARLY & FILLED WITH WHITE AND GREY MATERIAL; Replacement: PYRITE RARE; CLAY CARBONATE Leg : 65 Top/Bottom Interval(mm): 0/1140 Analyst: Schmincke, H. Hole: 482C Sample Midpoint (m) : 143.14 Core: 10 Top of Core Depth (m) : 139.00 Sect: 3 Top of Section Depth(m): 142.00 LITHOLOGY: APHYRIC BASALT; Piece No. : PCES 1 (0-5), 2 (7-15), 3 (18-27), 4 (29-35), 5 (37-50), 6 (52-58), 7 (60-70), 8 (72-83), 9 (85-95), 10 (97-105), 11 (107-114); Texture : APHYRIC, MEDIUM GRAINED; Alteration : FRESH; Comments : RELATIVELY UNFRACTURED, GREY, SAME COOLING UNIT AS 10-2 BUT SLIGHTLY FINER GRAINED; Vesicles : Size(mm): .5-3 Percent: <3 Location: Filling: SMECTITE,CARB, Location: Filling: ZEOLITE SPARSELY VESICULAR, SMALLER VESICLES FILLED WITH GREEN SMECTITE(?)-LARGER WITH ADDITIOAL CARBONATE AND ZEOLITE(?) IN CENTRE; Replacement: SMECTITE ZEOLITE CARBONATE Leg : 65 Top/Bottom Interval(mm): 0/1500 Analyst: Flower, M. Hole: 482C Sample Midpoint (m) : 149.50 Core: 11 Top of Core Depth (m) : 148.00 Sect: 1 Top of Section Depth(m): 148.00 LITHOLOGY: APHYRIC BASALT; MASSIVE; Piece No. : PCES 1 (0-10), 2 (14-23), 3 (25-35), 4 (40-46), 5 (47-60), 6 (60-66), 7 (68-72), 8A (73-87), 8B (78-88), 8C (87-92), 9 (94-110), 10 (113-129), 11 (121-130), 12 (130-134), 13 (135-145), 14 (141-150); Texture : AHPYRIC, MEDIUM GRAINED; Structure : HAIRLIN CRACKS FILLED WITH CALCITE AND SMECTITE, MASSIVE; Alteration : SLIGHTLY ALTERATION MAY BE MORE ADVANCED THAN IN EQUIVALENT SEQUENCE IN 482B BUT IS NOT PERVASIVE; Comments : CONTINUOUS SECTION, GREY; Vesicles : Size(mm): Percent: <2 Location: Filling: SMECTITE IN SOME PCES; Replacement: SMECTITE SMECTITE REPLACEMENT IN GROUNDMASS IS PATCHY PROBABLY ASSOCIATED WITH FRACTURES; CALCITE Leg : 65 Top/Bottom Interval(mm): 0/1500 Analyst: Flower, M. Hole: 482C Sample Midpoint (m) : 151.00 Core: 11 Top of Core Depth (m) : 148.00 Sect: 2 Top of Section Depth(m): 149.50 LITHOLOGY: APHYRIC BASALT; MASSIVE; Piece No. : PCES 1 (1-13), 2 (14-29), 3A (31-36), 3B (35-43), 3C (43-49), 4 (50-54), 5 (55-65), 6 (66-85), 7 (85-90), 8 (90-96), 9 (97-119), 10 (120-134), 11 (135-150); Texture : APHYRIC, MEDIUM GRAINED EXCEPT FOR PCES 3-6; Structure : MASSIVE; Alteration : EXTENSIVE PCES 2A-C ARE APPROXIMATELY 30-50% SMECTITE AND OTHER SECONDARY MINERALS; SLIGHT TO MODERATE PCES 1 AND 3-11; Comments : LESS ALTERED THAN 11-1 BUT OTHERWISE IDENTICAL IN LITHOLOGY; Replacement: SMECTITE PCES 2A-C ARE APPROXIMATELY 30-50% SMECTITE AND OTHER SECONDARY MINERALS; Leg : 65 Top/Bottom Interval(mm): 0/1500 Analyst: Morrison, M. Ann Hole: 482C Sample Midpoint (m) : 152.50 Core: 11 Top of Core Depth (m) : 148.00 Sect: 3 Top of Section Depth(m): 151.00 LITHOLOGY: APHYRIC BASALT; MASSIVE; Piece No. : PCES 1A (0-6), 1B (6-23), 2 (25-52), 3 (53-68), 4 (70-74), 5 (75-80), 6A (83-93), 6B (93-104), 7 (105-112), 8 (114-124), 9 (125-134), 10 (135-136), 11A (138-145), 11B (146-150); Texture : APHYRIC; Structure : MASSIVE, HAIRLINE FRACTURES, SMECTITE AROUND VEINS; Alteration : FRESH LESS ALTERED THAN 11-2, PCES(1,2,4) SHOW ALTERATION ADJACENT TO HAIRLNE FRACTURES; Comments : GREY, CONTINUATION OF COOLING UNIT IN 11-2; Vesicles : Size(mm): Percent: 0 Replacement: SMECTITE GROWTH OF SMECTITE IN GROUNDMASS; Leg : 65 Top/Bottom Interval(mm): 0/1500 Analyst: Morrison, M. Ann Hole: 482C Sample Midpoint (m) : 154.00 Core: 11 Top of Core Depth (m) : 148.00 Sect: 4 Top of Section Depth(m): 152.50 LITHOLOGY: APHYRIC BASALT; MASSIVE; Piece No. : PCES 1 (0-8), 2 (10-14), 3 (15-24), 4 (25-35), 5 (36-45), 6 (46-49), 7 (51-53), 8 (55-63), 9 (63-68), 10 (70-75), 11 (75-81), 12 (82-90), 13 (90-109), 14 (110-121), 15 (123-130), 16 (131-140), 17 (142-150); Texture : APHYRIC, PCES 16 & 17 DISTINCTLY FINER GRAINED THAN REST OF SECTION; Structure : THIN SMECTITE AND CALCITE VEINS IN PCES(8.9.16.17); Alteration : FRESH NO OBVIOUS ALTERATION HALOS BUT PLAG PHENOS ARE REPLACED BY MIXTURE OF SMEC & CALCITE; Comments : SAME UNIT AS 11-3, GREY; Phenocrysts: PLAGIOCLASE Size(mm): 1-2 APPROXIMATELY SIX CRYSTALIZED PCES IN 11-4, APPEARANCE OF SMALL PHENOS AT BASE OF MASSIVE UNIT VERY SIMILAR TO FIRST UNIT I HOLE 482B; Replacement: ZEOLITE CALCITE PLAG PHENOS REPLACED BY A MIXTURE OF ZEOLITE AND CALCITE; Leg : 65 Top/Bottom Interval(mm): 0/1500 Analyst: Morrison, M. Ann Hole: 482C Sample Midpoint (m) : 158.50 Core: 12 Top of Core Depth (m) : 157.00 Sect: 1 Top of Section Depth(m): 157.00 LITHOLOGY: PLAG PHYRIC BASALT; MASSIVE; Piece No. : PCES 1A (0-9), 1B (8-16), 1C (16-26), 1D (26-36), 1E (36-69), 2 (70-71), 3A (73-74), 3B (73-150); Texture : PHYRIC, GRAIN SIZE INCREASES DOWN FROM PCE 1 TO 3, PCE 1 IS FINE GRAINED WITH NO OBSERVABLE GLASSY RIND; Structure : RARE THIN VEINS LINED WITH SMECTITE, MASSIVE; Alteration : FRESH; Comments : GREY, DIFFERENT COOLING UNIT TO THAT OF CORE 11; Vesicles : Size(mm): Percent: 1 Location: Filling: SMECTITE OCCASSIONAL VESICLES FILED WITH SMECTITE; Leg : 65 Top/Bottom Interval(mm): 0/1500 Analyst: Morrison, M. Ann Hole: 482C Sample Midpoint (m) : 160.00 Core: 12 Top of Core Depth (m) : 157.00 Sect: 2 Top of Section Depth(m): 158.50 LITHOLOGY: PLAG PHYRIC BASALT; MASSIVE; Piece No. : PCES 1A (0-6), 1B (6-20), 1C (20-29), 2A (31-38), 2B (38-42), 3 (43-46), 4A (47-55), 4B (55-63), 5 (64-70), 6A (72-78), 6B (78-84), 6C (85-100), 6D (101-110), 6E (110-118), 6F (119-128), 7 (130-133), 8 (135-140), 9 (142-150); Texture : PHYRIC, GRAIN SIZE SLIGHTLY COARSER THAN 12-1 AND STILL INCREASING TOWARD BASE OF SECTION; Structure : OCCASIONAL SMECTITE LINED FRACTURE APPEAR DEVOID OF ALTERATION HALOS, MASSIVE; Alteration : FRESH; Comments : GREY, SAME UNIT AS 12-1; Vesicles : Size(mm): Percent: 1-2 Location: Filling: SMECTITE,ZEOLITE MANY VESICLES MOSTLY FILLED WITH SMECTITE AND SOME LARGER ONES MAY HAVE CORE OF ZEOLITE; Phenocrysts: PLAGIOCLASE ( 5%) Size(mm): TO 5-6 LARGE ARE UP TO 5-6MM WITH AVG 1-2MM IN LENGTH; Replacement: SMECTITE Leg : 65 Top/Bottom Interval(mm): 0/ 190 Analyst: Morrison, M. Ann Hole: 482C Sample Midpoint (m) : 160.19 Core: 12 Top of Core Depth (m) : 157.00 Sect: 3 Top of Section Depth(m): 160.00 LITHOLOGY: PLAG MOD PHYRIC BASALT; Piece No. : PCE 1A (0-13), 1B (13-19); Texture : PHYRIC; Structure : SAMPLE BROKE ALONG SMECTITE LINED FRACTURES UP TO 1-2MM WIDE, MINUTE SPECKS OF SULFIDE OCCUR INSIDE THE VEINS; Alteration : FRESH THIN 1-2MM WIDE ALTERATION HALOS ALONG FRACTURES; Comments : SAME AS 12-1 AND 12-2; Phenocrysts: PLAGIOCLASE ( TO 5%) Replacement: SMECTITE SULFIDE Leg : 65 Top/Bottom Interval(mm): 0/ 300 Analyst: Schmincke, H. Hole: 482C Sample Midpoint (m) : 161.80 Core: 13 Top of Core Depth (m) : 161.50 Sect: 1 Top of Section Depth(m): 161.50 LITHOLOGY: PLAH SPARSELY PHYRIC BASALT; Piece No. : PCE 1 (0-3); Texture : PHYRIC; Comments : DARK BROWN 1-3MM INDURATED(BAKED?) FORAMINEFERAL MUDSONE COATING "MINI PILLOW" WITH 1-2MM THICK BLUISH GLASS(DEVITRIFIED) OVERLYING 1MM VARIOLOTIC ZONE; Phenocrysts: PLAGIOCLASE ( <3%) Size(mm): TO 4 Leg : 65 Top/Bottom Interval(mm): 500/1320 Analyst: Schmincke, H. Hole: 482C Sample Midpoint (m) : 162.82 Core: 13 Top of Core Depth (m) : 161.50 Sect: 1 Top of Section Depth(m): 162.00 LITHOLOGY: PLAG MOD PHYRIC BASALT; MASSIVE; Piece No. : PCES 2 (5-14), 3A (17-21), 3B (23-27), 3C (27-28), 4 (29-34), 5 (35-53), 6A (54-65), 6B (66-75), 7 (72-80), 8 (82-90), 9 (90-100),10 (100-106), 11A (107-117), 11B (113-132), 12 (134-135), 13 (135-142); Texture : PHYRIC, FINE-MEDIUM GRAINED; Structure : RARE HAIRLINE FRACTURES LINED WITH SMECTITIE, MASSIVE; Alteration : SOME PCES IN 2-5 & 8 HAVE MORE ALTERED RINDS- PEBBLES OR WEATHERING(?); Comments : GREY; Vesicles : Size(mm): TO 2 Percent: 1-5 Location: Filling: SMECTITE,CLAY DOWNWARD DECREASE IN AMOUNT AND SIZE OF VESICLES FROM 3-5% AND UP TO 2MM TO <1% AND 1MM, ABUNDANT SEGREGATION VESICLES IN PCES 2 TO 5 FILLED WITH GREEN SMECTITE(?) AND LARGER VESICLES ALSO WITH VERY PALE GREEN CLAY WITH SHRINKAGE CRACKS IN CENTER; Phenocrysts: PLAGIOCLASE ( <3%) Size(mm): TO 4 Replacement: SMECTITE SULFIDE CLAY Leg : 65 Top/Bottom Interval(mm): 0/1500 Analyst: Schmincke, H. Hole: 482C Sample Midpoint (m) : 164.50 Core: 13 Top of Core Depth (m) : 161.50 Sect: 2 Top of Section Depth(m): 163.00 LITHOLOGY: PLAG MOD PHYRIC BASALT; MASSIVE; Piece No. : PCES 1A (0-14), 1B (14-30), 1C (30-40), 1D (40-90), 1E (90-117), 2 (121-130), 3A (132-136), 3B (136-149); Texture : PHYRIC, MEDIUM GRAINED, FINER GRAINED THAN 13-3; Structure : SMECTITE ALONG RARE HAIRLNE FRACTURES, MASSIVE; Alteration : FRESH; Comments : UNIT CONTINUES FROM 13-1 ND INTO 13-3; Vesicles : Size(mm): <1 Percent: <1 Location: Filling: SMECTITE PCE 3A HAS VESICLES UP TO 2MM; Phenocrysts: PLAGIOCLASE ( <3%) Size(mm): <4 Replacement: SMECTITE Leg : 65 Top/Bottom Interval(mm): 0/1500 Analyst: Zolotarev, B. Hole: 482C Sample Midpoint (m) : 166.00 Core: 13 Top of Core Depth (m) : 161.50 Sect: 3 Top of Section Depth(m): 164.50 LITHOLOGY: PLAG MOD PHYRIC BASALT; MASSIVE; Piece No. : PCES (0-53), 2 (54-60), 3 (61-74), 4A (75-83), 4B (83-90), 5 (90-95), 6 (97-102), 7 (104-135), 8 (137-142), 9 (144-150); Texture : PHYRIC, MEDIUM GRAINED; Structure : THIN FRACTURES IN PCES(1,3,4,8) FILLED WITH GREENISH MATERIAL(SMECTITE?) AND SPARSE CALCITE, MASSIVE; Alteration : FRESH; Comments : GREY; Vesicles : Size(mm): .5-2.5 Percent: Location: Filling: SMECTITE,PYRITE VESICLES OCCUR UNEVENLY AND FILLED WITH GREENISH MATERIAL(SMECTITE) AND VERY RARE PYRITE; Phenocrysts: PLAGIOCLASE ( 1-3%) Size(mm): 1.5-4 Replacement: PHENOS OCCUR UNEVENLY FROM 1% PCE 1 TO 3% PCE 7; SMECTITE GREENISH MATERIAL MAY BE SMECTITE; PYRITE Leg : 65 Top/Bottom Interval(mm): 0/ 200 Analyst: Schmincke, H. Hole: 482C Sample Midpoint (m) : 166.20 Core: 14 Top of Core Depth (m) : 166.00 Sect: 1 Top of Section Depth(m): 166.00 LITHOLOGY: MICROPILLOW; Piece No. : PCE 1 (0-2); Texture : CRUST OF DEVITRIFIED PARTLY PALAGONITIZED GLASS AND VERY THIN PATCH OF BROWN INDURAED(BAKED?) MUDSTONE CENTRAL ZONE BROWNISH TACHYLITE; Alteration : FRESH; Comments : ALMOST IDENTICAL TO "MICROPILLOW" AT TOP OF 13-1 AND MAY COME FROM SAME HORIZON; Leg : 65 Top/Bottom Interval(mm): 20/1500 Analyst: Schmincke, H. Hole: 482C Sample Midpoint (m) : 167.50 Core: 14 Top of Core Depth (m) : 166.00 Sect: 1 Top of Section Depth(m): 166.02 LITHOLOGY: PLAG MOD PHYRIC BASALT; MASSIVE; Piece No. : PCES 2A (3-20), 2B (20-34), 2C (33-40), 2D (38-49), 3 (51-58), 4 (60-65), 5 (66-72), 6 (78-83), 7 (85-90), 8 (92-95), 9 (97-102), 10 (103-109), 11 (110-123), 12 (125-133), 13 (134-142), 14 (144-150); Texture : MOTTLED, MEDIUM GRAINED, PHYRIC; Structure : ALONG RARE FRACTURE SURFACES-PCE 14 THERE ARE GREEN SLICKENSIDED MINERALS MAY BE CHLORITE(?), MASSIVE; Alteration : SLIGHTLY SMECTITE ALTERATION MAY BE MORE PERVASIVE, MAFICS ARE OXIDIZED(?), ON TOP OF PCE 5 WHICH MAY HAVE HIGHER GRADE ALTERATION ASSEMBLAGE; Comments : VERY SIMILAR TO CORE 13 AND PROBABLY CONTINUATION OF SAME(?) THICK COOLING UNIT, BASALT IN CORES 13 & 14 HAS YELLOWISH OUTER SURFACE; Vesicles : Size(mm): <1 Percent: <1 Phenocrysts: PLAGIOCLASE ( <3%) Size(mm): 0.5 Replacement: CHLORITE ID UNCERTAIN OF THIS SLICKENSIDED MINERAL; Leg : 65 Top/Bottom Interval(mm): 0/1500 Analyst: Zolotarev, B. Hole: 482C Sample Midpoint (m) : 169.00 Core: 14 Top of Core Depth (m) : 166.00 Sect: 2 Top of Section Depth(m): 167.50 LITHOLOGY: PLAG MOD PHYRIC BASALT; MASSIVE; Piece No. : PCES 1 (0-7), 2A (10-15), 2B (25-32), 2C (33-37), 2D (39-44), 3 (46-52), 4 (55-63), 5A (65-71), 5B (72-80), 5C (80-85), 5D (86-90), 53 (91-104), 5F (104-119), 6 (120-134), 7 (135-143), 8 (144-150); Texture : MEDIUM GRAINED, PHYRIC, SOME GLOMERAPHYRIC SEGREGATION OF PLAGIOCLASE; Structure : SOME FRACTURES PCES (1A-D,5) FILLED WITH SMECTITE AND CALCITE, MASSIVE; Alteration : MOD-SLIGHT; Comments : GREY; Vesicles : Size(mm): Percent: 0 NONE OBVIOUS; Phenocrysts: PLAGIOCLASE ( 2-3%) Size(mm): 1.5-4 Replacement: CALCITE SMECTITE Leg : 65 Top/Bottom Interval(mm): 0/1450 Analyst: Zolotarev, B. Hole: 482C Sample Midpoint (m) : 170.45 Core: 14 Top of Core Depth (m) : 166.00 Sect: 3 Top of Section Depth(m): 169.00 LITHOLOGY: PLAG SPARSELY PHYRIC BASALT; MASSIVE; Piece No. : PCES 1A (0-19), 1B (1938), 1C (38-56), 1D (56-67), 1E (66-78), 1F (78-87), 2A (89-100), 2B (100-110), 2C (110-116), 2D (115-130), 2E (130-143); Texture : PHYRIC, MEDIUM GRAINED; Structure : NO FRACTURES, MASSIVE; Alteration : FRESH; Comments : GREY, SIMILAR O 14-2; Vesicles : Size(mm): Percent: 0 NONE OBVIOUS; Phenocrysts: PLAGIOCLASE ( 1-2%) Size(mm): 1-3 Leg : 65 Top/Bottom Interval(mm): 0/1400 Analyst: Schmincke, H. Hole: 482C Sample Midpoint (m) : 171.90 Core: 14 Top of Core Depth (m) : 166.00 Sect: 4 Top of Section Depth(m): 170.50 LITHOLOGY: PLAG SPARSELY PHYRIC BASALT; MASSIVE; Piece No. : PCES 1A (0-20), 1B (20-25), 2 (26-35), 3 (36-50), 4 (53-55), 5A (47-69), 5B (69-85), 5C (85-90), 5D (90-100), 5E (100-120), 5F (120-134), 5G (135-139); Texture : MEDIUM GRAINED, HOMOGENEOUS, PHYRIC; Structure : VERY RARE HAIRLINE FRACTURES LINED WITH GREEN SMECTITE, MASSIVE; Alteration : FRESH ALTERATION MINOR AND CONFINED TO GREEN SMECTITE IN VESICLES AND ALONG VERY RARE HAIRLINE FRACTURES AND IN GROUNDMASS; Comments : GREY, CONTINUATION OF PREVIOUS SECTIONS; Vesicles : Size(mm): <1 Percent: <2 Location: Filling: SMECTITE SPARSELY VESICULAR; Phenocrysts: PLAGIOCLASE ( <2%) Size(mm): <.5 Replacement: SMECTITE GREEN SMECTITE RESTRICTED TO VESICLE AND GROUNDMASS AND FRACTURES; Leg : 65 Top/Bottom Interval(mm): 0/ 470 Analyst: Zolotarev, B. Hole: 482C Sample Midpoint (m) : 172.47 Core: 14 Top of Core Depth (m) : 166.00 Sect: 5 Top of Section Depth(m): 172.00 LITHOLOGY: PLAG MOD PHYRIC BASALT; MASSIVE; Piece No. : PCES 1 (0-16), 2A (18-25), 2B (25-40), 2C (41-47); Texture : PHYRIC, MEDIUM GRAINED; Structure : MASSIVE; Alteration : FRESH CONSIDERABLY; Comments : GREY, SAME AS 14-4; Vesicles : Size(mm): Percent: 0 NONE OBVIOUS; Phenocrysts: PLAGIOCLASE ( 2-3%) Size(mm): 1-5 Leg : 65 Top/Bottom Interval(mm): 0/1500 Analyst: Flower, M. Hole: 482C Sample Midpoint (m) : 176.50 Core: 15 Top of Core Depth (m) : 175.00 Sect: 1 Top of Section Depth(m): 175.00 LITHOLOGY: PLAG-AUGITE MOD PHYRIC BASALT; Piece No. : PCES 1A (0-13), 1B (13-25), 2 (26-38), 3A (40-63), 3B (64-69), 4 (70-77), 5 (80-106), 6A (107-112), 6B (112-116), 6C (116-120), 7A (120-125), 7B (125-129), 8A (130-135), 8B (135-139), 9 (141-150); Texture : PHYRIC, PCES 1-5 GLOMEROPHYRIC CLOTS MOSTLY PLAG WITH SMALL AMOUNT OF AUGITE, PCES 6A-C FINE GRAINED GLASSY TEXTURE(?=COOLING MARGIN), PCES 7-9 GRAIN SIZE INCREASES; Structure : PCES 6A-C SOME HAIRLINE FRACTURES BUT NO APPARENT FILLING, SMECTITE VEIN IN PCE 9, PCE 18 FRACTURES COATED BY SMECTITE; Alteration : FRESH; Comments : FRAGMENT "O"FOUND IN ARCHIVE HALF AND THEN AFTER SPLITTING WORKING HALF, PCES 6A-C ARE DARKER, PCES 7 -9 POSSIBLY NEW COOLING UNIT-LITHOLOGY SAME AS UPPER SECTION; Phenocrysts: PLAGIOCLASE ( 5-10%) Size(mm): 1-5SMECTI PCES 1-5 PHENOS 5-10%, PCES 6A-C ARE 5% AND PCE 8 ALSO HAS SOME AUGITE PHENOS; AUGITE Replacement: SMECTITE Leg : 65 Top/Bottom Interval(mm): 0/1500 Analyst: Flower, M. Hole: 482C Sample Midpoint (m) : 178.00 Core: 15 Top of Core Depth (m) : 175.00 Sect: 2 Top of Section Depth(m): 176.50 LITHOLOGY: PLAG-AUGITE-OL MOD PHYRIC BASALT; Piece No. : PCES 1 (0-8), 2 (11-18), 3 (21-30), 4 (30-40), 5 (40-48), 6 (50-54), 7 (55-61), 8 (63-66), 9 (76-70), 10 (75-81), 11 (83-88), 12 (90-103), 13A (104-114), 13B (112-117), 14 (118-134), 15 (125-135), 16 (135-144), 17 (145-150); Texture : PHYRIC; Structure : FRACTURES WITH MINOR SMECTITE COATING; Alteration : FRESH; Comments : LITHOLOGY CONTINUED FROM CORE 15-1; Phenocrysts: PLAGIOCLASE ( 5%) CLINOPYROXENE ( 5%) OLIVINE MICROPHENOCRYSTS; Leg : 65 Top/Bottom Interval(mm): 0/1500 Analyst: Flower, M. Hole: 482C Sample Midpoint (m) : 179.50 Core: 15 Top of Core Depth (m) : 175.00 Sect: 3 Top of Section Depth(m): 178.00 LITHOLOGY: PLAG-CPX-OL MOD PHYRIC BASALT; Piece No. : PCES 1 (0-6), 2 (8-19), 3 (20-34), 4 (36-49), 5 (50-59), 6 (70-77), 7 (79-81), 8 (84-90), 9 (90-101), 10 (104-115), 11 (116-120), 12 (121-130), 13 (131-138), 14 (140-145), 15 (147-150); Texture : PHYRIC; Structure : MINOR SMECTITE COATINGS ON JOINTS; Alteration : FRESH; Comments : LITHOLOGY CONTINUED FROM CORE 15-2; Phenocrysts: PLAGIOCLASE ( 5%) PLAG(+OR- CPX) GLOMEROPHYRIC CLOTS; OLIVINE OL MICROPHENOS; CLINOPYROXENE Replacement: SMECTITE Leg : 65 Top/Bottom Interval(mm): 0/1450 Analyst: Flower, M. Hole: 482C Sample Midpoint (m) : 180.95 Core: 15 Top of Core Depth (m) : 175.00 Sect: 4 Top of Section Depth(m): 179.50 LITHOLOGY: PLAG SPARSELY PHYRIC BASALT; Piece No. : PCES 1(0-2), 2 (3-9), 3 (10-13), 4 (15-21), 5 (22-35), 6 (35-40), 7 (41-46), 8 (47-56), 9 (58-63), 10 (65-83), 11 (84-90), 12 (92-100), 13A (101-107), 13B (107-111), 14 (112-123), 15 (124-133), 16 (135-145); Texture : LESS PHYRIC(?) THAN 15-3; Structure : PCE 4 FRACTURE, SMECTITE ON FRACTURE FACES AND CALCITE, CALCITE VEIN ON PCES 7-8, Alteration : FRESH; Comments : LITHOLOGY CONTINUOUS FROM CORE 15-3 POSSIBLY; Phenocrysts: PLAGIOCLASE LAG GLOMEROCRYSTS WITH MINOR AUGITE IN CLOTS, OLIVINE RARE OL; AUGITE Replacement: SMECTITE CALCITE |
Cite as: Deep Sea Drilling Project (1989): Archive of Core and Site/Hole Data and Photographs from the Deep Sea Drilling Project (DSDP). National Geophysical Data Center, NOAA. doi:10.7289/V54M92G2 [access date]
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