Leg : 65 Top/Bottom Interval(mm): 0/1500 Analyst: Morrison, M. Ann Hole: 482D Sample Midpoint (m) : 139.50 Core: 8 Top of Core Depth (m) : 138.00 Sect: 1 Top of Section Depth(m): 138.00 LITHOLOGY: PLAG VERY SPARSELY PHYRIC BASALT; MASSIVE; Piece No. : PCES 1 (0-5), 2A (6-12), 2B (12-20), 3 (21-25), 4A (28-32), 4B (32-44), 5 (46-49), 6 (51-60), 7 (61-64), 8 (65-60), 9 (71-77), 10 (79-85), 11 (86-97), 12 (101-115), 13 (116-123), 14 (125-11), 15 (132-135), 16 (137-140), 17 (141-150); Texture : PCE 1 IS RUBBLE OF FINE-GRAINED BASALT, PCES 2-17 ARE SPARSELY PHYRIC, GRAIN SIZE INCREASES DOWNWARDS BUT IN PCES 14-17 THERE IS A DECREASE IN GRAIN SIZE TO THE BOTTOM, NO SIGNS OF GLASS; Structure : SMECTITE & CALCITE VEINS OFTEN WITH SULFIDES COMMON IN HAIRLINE CRACKS & IN ABUNDANCE DOWN THE SECTION, PCES 2-17 MASSIVE; Alteration : FRESH PCES 11 AND 14 HAVE VERY FAINT ALTERATION HALOS AROUND VEINS; Comments : PCE 1 IS VERY SIMILAR TO PCES 2-17, NO BASALT-SED CONTACT SEEN ON ANY OF THE PCES; Vesicles : Size(mm): Percent: 1 Location: Filling: CALCITE,SULFIDES PCES 11 & 14 HAVE SMALL VESICLES; Phenocrysts: PLAGIOCLASE ( <<1%) Size(mm): 1 Replacement: CALCITE SMECTITE SULFIDES DISSEMINATED IN GROUNDMASS OF PCES(1-4,6,8,14); Leg : 65 Top/Bottom Interval(mm): 0/ 300 Analyst: Kudo, A. Hole: 482D Sample Midpoint (m) : 139.80 Core: 8 Top of Core Depth (m) : 138.00 Sect: 2 Top of Section Depth(m): 139.50 LITHOLOGY: APHYRIC BASALT; Piece No. : PCES 1 (0-5), 2 (7-12), 3 (15-21), 4 (23-28); Texture : APHYRIC, VARIABLE GRAIN SIZE(PCE 4 IS COARSEST), PCE 2 MAY HAVE COOLING RIND WITH CALCITE AND SULFIDE ON OUTSIDE; Structure : PCE 4 HAS VEINS OF CALCITE AND SULFIDE AND CLAY; Alteration : FRESH; Comments : MAY BE ANOTHER COOLING UNIT, POSITION OF SAMPLE 1-4 UNCERTAIN; Replacement: CLAY CALCITE SULFIDE Leg : 65 Top/Bottom Interval(mm): 0/ 150 Analyst: Schmincke, H. Hole: 482D Sample Midpoint (m) : 140.65 Core: 9 Top of Core Depth (m) : 140.50 Sect: 1 Top of Section Depth(m): 140.50 LITHOLOGY: MUDSTONE; Piece No. : PCE 1 (0-15); Leg : 65 Top/Bottom Interval(mm): 150/1500 Analyst: Schmincke, H. Hole: 482D Sample Midpoint (m) : 142.00 Core: 9 Top of Core Depth (m) : 140.50 Sect: 1 Top of Section Depth(m): 140.65 LITHOLOGY: APHYRIC BASALT; MASSIVE; Piece No. : PCES 2 (15-22), 3A (24-30), 3B (30-37), 3C (36-45), 4 (45-59), 5 (60-70), 6 (70-80), 7 (82-89), 8 (90-105), 9 (105-112), 10 (114-120), 11 (121-127), 12 (127-140), 13 (142-150); Texture : MEDIUM-GRAINED, PRACTICALLY APHYRIC, VESICLE FILLINGS ZONED; Structure : MAJOR FRACTURES SUBVERTICAL-SOME SUBHORIZONTAL TO OBLIQUE, VEINS UP TO 2MM WIDE FILLED WITH UP TO 1CM CARBONATE CRYSTALS AND SULFIDE AND BLUISH SMECTITE AND PHILIPPSITE(?); Alteration : MODERATE PRONOUNCED ALTERATION HALOS ALONGSIDE FACTURES UP TO 2CM WIDE AND GRADING DIFFUSELY INTO FRESHER BASALT; Comments : GREY; Vesicles : Size(mm): TO 1 Percent: <1-2 Location: Filling: SMECTITE GREEN TO BROWN SMECTITE BECOMES SMALLER AND SCARCER AS GO DOWNWARDS; Phenocrysts: PLAGIOCLASE ( <<1%) Size(mm): <3 VERY RARE PLA PHENOS; Replacement: SULFIDE IN GROUNDMASS IN ALTERATION HALOS; SMECTITE BLUISH TO GREEN TO BROWN, REPLACING GROUNDMASS; CARBONATE AS CRYSTALS OF CARBONATE; PHILLIPSITE Leg : 65 Top/Bottom Interval(mm): 0/1500 Analyst: Zolotarev, B. Hole: 482D Sample Midpoint (m) : 143.50 Core: 9 Top of Core Depth (m) : 140.50 Sect: 2 Top of Section Depth(m): 142.00 LITHOLOGY: APHYRIC BASALT; MASSIVE; Piece No. : PCES 1A (0-10), 1B (10-7), 1C (18-24), 1D (23-27), 1E (28-31), 2 (33-39), 3 (40-43), 4 (45-48), 5 (50-57), 6 (58-62), 7 (74-75), 8 (77-86), 9 (87-95), 10 (96-100), 11 (101-110), 12 (111-114), 1 (116-123), 14 (125-130), 15 (130-137), 16 (140-145), 17 (145-150); Texture : MOSTLY APHYRIC, FINELY GRAINED; Structure : PCES(1,2,8,11-13) MOD FRACTURED AND FILLED WITH CARBONATE AND SMECTITE AND UNEVEN PYRITE, MASSIVE; Alteration : MOD; Comments : GREY, ALL SAMPLES SAME COMPOSITION AND TEXTURE; Vesicles : Size(mm): TO 1 Percent: 1 Location: Filling: SMECTITE, CARB Location: Filling: PYRITE VESICLES FILLED WITH WHITE AND GRAY GREENISH MATERIAL WHICH COULD BE CARB AND SMECTITE WITH PYRITE GRAINS INSIDE CARBONATE; Phenocrysts: PLAGIOCLASE ( <<1%) Size(mm): 1.5-2 DISTRIBUTION UNEVEN PCES(7,11,17), PHENOS VERY RARE; Replacement: SMECTITE PYRITE Leg : 65 Top/Bottom Interval(mm): 0/1010 Analyst: Zolotarev, B. Hole: 482D Sample Midpoint (m) : 144.51 Core: 9 Top of Core Depth (m) : 140.50 Sect: 3 Top of Section Depth(m): 143.50 LITHOLOGY: APHYRIC BASALT; MASSIVE; Piece No. : PCES 1 (0-5), 2 (7-10), 3 (11-17), 4 (19-27), 5 (27-32), 6 (33-38), 7 (40-47), 8 (48-51), 9 (58-61), 10 (63-67), 11 (70-76), 12 (77-82), 13 (83-87), 14 (88-93), 15 (95-101); Texture : APHYRIC; Structure : MASSIVE, SOME FRACTURE FILLED WITH CARB AND SMECTITE AND UNEVEN PYRITE; Alteration : SLIGHT TO MODERATE; Comments : SAME AS 9-2, GREY; Vesicles : Size(mm): 0.5-1 Percent: <1 Location: Filling: SMECTITE,CARB SPARSELY VESICULAR; Phenocrysts: PLAGIOCLASE Size(mm): 1 VERY RARE MICROPHENOS; Replacement: CARBONATE PYRITE SMECTITE Leg : 65 Top/Bottom Interval(mm): 0/1450 Analyst: Flower, M. Hole: 482D Sample Midpoint (m) : 151.95 Core: 10 Top of Core Depth (m) : 150.50 Sect: 1 Top of Section Depth(m): 150.50 LITHOLOGY: APHYRIC BASALT; MASSIVE; Piece No. : PCES 1 (0-6), 2 (8-12), 3 (14-18), 4 (20-25), 5 (26-27), 6 (31-35), 7 (36-43), 8 (45-53), 9 (54-68), 10A (70-75), 10B (74-80), 10C (80-87), 10D (88-92), 11 (94-110), 12 (111-117), 13 (119-127), 14 (28-132), 15A (134-140), 15B (138-145); Texture : APHYRIC, FRAGMENTATION OF CORE; Structure : MASSIVE, FEW CALCITE FILLED HAIRLINE FRACTURES, PCES 10D-13 SHOW FACES OF THICKER VEINS CONTAINING CALCITE AND GREEN SMECTITE AND MOSTLY DISSEMINATED SULFIDE; Alteration : FRESH MOSTLY; Comments : LITHOLOGY CONTINUED FROM 9-3, GREY; Vesicles : Size(mm): Percent: 0 Replacement: SULFIDE DISSEMINAED MOSTLY; CALCITE SMECTITE Leg : 65 Top/Bottom Interval(mm): 0/1500 Analyst: Flower, M. Hole: 482D Sample Midpoint (m) : 153.50 Core: 10 Top of Core Depth (m) : 150.50 Sect: 2 Top of Section Depth(m): 152.00 LITHOLOGY: APHYRIC BASALT; MASSIVE; Piece No. : PCES 1 (0-5), 2 (6-14), 3 (15-29), 4 (30-35), 5A (37-40), 5B (41-51), 5C (51-54), 5D (55-89), 5E (90-93), 5F (93-97), 6 (98-100), 7 (102-105), 8 (106-115), 9 9117-122), 10A (124-132), 10B (132-138), 11 (139-142), 12 (145-150); Texture : APHYRIC, MOTTLED APPEARANCE OF SOME PCES MAY BE GROUDMASS, TRANSITION GLOMERHYRIC BASALT SEEMS GRADATIONAL; Structure : SMECTITE AND CALCITE VEINS IN PCE 10A, MASSIVE; Alteration : FRESH; Comments : LITHOLOGY CONTINUOUS FROM PREVIOUS CORE 10-1; Phenocrysts: COMBINATION INCLUDES PLAG(+OR- CPX) GLOMEROPYRIC CLOTS WITH LARGER AND MORE ABUNDANT CLOTS IN PCE 10; Replacement: SMECTITE CALCITE Leg : 65 Top/Bottom Interval(mm): 0/ 600 Analyst: Flower, M. Hole: 482D Sample Midpoint (m) : 154.10 Core: 10 Top of Core Depth (m) : 150.50 Sect: 3 Top of Section Depth(m): 153.50 LITHOLOGY: APHYRIC BASALT; MASSIVE; Piece No. : PCES 1 (0-3), 2A (5-9), 2B (10-17), 2C (18-20), 3 (22-30), 4 (31-40), 5 (42-50), 6 (50-60); Texture : APHYRIC, INCREASING GRAIN SIZE, PCE 6 SHOWS DISTINCT COOLING MARGIN AND GLASSY RIND; Structure : ALTERED CRACKS SHOWING SMECTITE AND CALCITE AND SULFIDE, PCES 3-4 SHOW FAINT ALTERATION ALONG FRACTURE SURFACES, MASSIVE; Alteration : FRESH PCES 3-4 SHOW FAINT ALTERATION; Comments : LITHOLOGY CONTINUOUS FROM CORE 10-2; Phenocrysts: PLAGIOCLASE CLINOPYROXENE GLOMEROCRYSTIC CLOTS OF PLAG-AUGITE IN PCES 9-12, Replacement: CALCITE SULFIDE SMECTITE Leg : 65 Top/Bottom Interval(mm): 600/ 650 Analyst: Flower, M. Hole: 482D Sample Midpoint (m) : 154.15 Core: 10 Top of Core Depth (m) : 150.50 Sect: 3 Top of Section Depth(m): 154.10 LITHOLOGY: SEDIMENT; Piece No. : PC 7 (60-65); Texture : INDURATED; Leg : 65 Top/Bottom Interval(mm): 650/ 720 Analyst: Flower, M. Hole: 482D Sample Midpoint (m) : 154.22 Core: 10 Top of Core Depth (m) : 150.50 Sect: 3 Top of Section Depth(m): 154.15 LITHOLOGY: GLASSY BASALT; Piece No. : PCE 8 (65-72); Texture : GLASSY COOLING MARGIN IN DISSEMINATED SULFIDE; Alteration : FRESH; Leg : 65 Top/Bottom Interval(mm): 730/1500 Analyst: Flower, M. Hole: 482D Sample Midpoint (m) : 155.00 Core: 10 Top of Core Depth (m) : 150.50 Sect: 3 Top of Section Depth(m): 154.23 LITHOLOGY: APHYRIC TO PLAG-CPX SPARSELY PHYRIC BASALT; Piece No. : PCES 9 (73-80), 10 (81-86), 11 (87-93), 12 (94-96), 13 (98-105), 14 (106-115), 15 (111-120), 16 (123-127), 17 (130-134), 18 (135-139), 19 (145-148); Texture : PCES 9-12 GLOMEROPHYRICCLOTS OF PLAG-AUGITE, APHYRIC TO SPARSELY PHYRIC, FINE GRAINED BUT INCREASINGLY COARSER, PCE 17 GLASSY RIND; Alteration : FRESH; Phenocrysts: PLAGIOCLASE OLIVINE Leg : 65 Top/Bottom Interval(mm): 0/1500 Analyst: Kudo, A. Hole: 482D Sample Midpoint (m) : 161.00 Core: 11 Top of Core Depth (m) : 159.50 Sect: 1 Top of Section Depth(m): 159.50 LITHOLOGY: APHYRIC BASALT; MASSIVE; Piece No. : PCES 1 (0-7), 2 (10-13), 3 (25-32), 4A (35-45), 4B (38-45), 5 (46-57), 6 (60-68), 7 (71-75), 8A (77-80), 8B (81-84), 9 (86-92), 10 (94-105), 11A (108-111), 11B (111-120), 12 (121-123), 13A (25-135), 13B (134-140), 14 (140-150); Texture : APHYRIC, SEVERAL GLASSY MARGINS AND QUENCH ZONES(SEE PCE 3 1CM THICK AND 7 NICE QUENCH PILLOW??), PCE 1 IS COARSEST-GRAINED; Structure : VEINS OF CALCITE AND SMECTITE AND SULFIDE COMMON, MASSIVE; Alteration : FRESH; Comments : GREY, MAY HAVE TWO UNITS IN THIS SECTION; Phenocrysts: MOTTLED WITH GLOMEROCRYSTIC CLOTS OF PLAG AND PYX; Replacement: CALCITE SMECTITE SULFIDE Leg : 65 Top/Bottom Interval(mm): 0/1500 Analyst: Morrison, M. Ann Hole: 482D Sample Midpoint (m) : 162.50 Core: 11 Top of Core Depth (m) : 159.50 Sect: 2 Top of Section Depth(m): 161.00 LITHOLOGY: APHYRIC BASALT; Piece No. : PCES 1A (0-6), 1B (5-7), 1C (8-12), 2 (13-20), 3 (22-30), 4 (32-42), 5A (44-54), 5B (50-55), 5C (55-60), 5D (60-68), 5E (69-75), 6A (76-80), 6B (81-85), 7A (87-94), 7B (92-98), 8 (100-108), 9 (110-117), 10 (119-130), 11 (131-141), 12 (142-150); Texture : PCES 1-3 ARE FINE-GRAINED, APHYRIC, PCES 4-12 ARE APHYRIC, PCE 4 HAS A GLASSY RIND AND IS FINE- GRAINED WITH INCREASING GRAIN SIZE IN PCE 5 AND REST ARE FAIRLY UNIFORM; Structure : PCES 4-12 HAVE THIN SMEC COATED VEINS & FRACTURES PCES(5D,6A,11) ALSO HAVE CALCITE ALONG VEINS; Alteration : FRESH; Comments : GREY, SIMILAR TO PREVIOUS UNITS; Vesicles : Size(mm): Percent: 0 Replacement: SMECTITE CALCITE Leg : 65 Top/Bottom Interval(mm): 0/1280 Analyst: Kudo, A. Hole: 482D Sample Midpoint (m) : 163.78 Core: 11 Top of Core Depth (m) : 159.50 Sect: 3 Top of Section Depth(m): 162.50 LITHOLOGY: APHYRIC BASALT; Piece No. : PCES 1 (0-10), 2 (12-16), 3A (18-23), 3B (25-310, 4 (33-55), 5 (57-63), 6 (65-71), 7 (74-84), 8 (85-90), 9 (91-97), 10 (98-105), 11 (106-128); Texture : APHANITIC, PCES(3A-3B) HAVE THICK (0.5-0.8CM) GLASS AT CONTACT; Structure : VEINS OF CALCITE AND SMECTITE; Alteration : FRESH; Comments : SIMILAR TO 11-1, GREY, MAY HAVE TWO COOLING UNITS IN SECTION; Replacement: SMECTITE CALCITE Leg : 65 Top/Bottom Interval(mm): 0/1300 Analyst: Schmincke, H. Hole: 482D Sample Midpoint (m) : 169.80 Core: 12 Top of Core Depth (m) : 168.50 Sect: 1 Top of Section Depth(m): 168.50 LITHOLOGY: APHYRIC BASALT; MASSIVE; Piece No. : PCES 1 (16), 2A (8-16), 2B (16-22), 3 (24-33), 4 (34-41), 5 (44-50), 6 (51-60), 7 (60-70), 8 (72-80), 9 (80-90), 10 (90-97), 11 (99-104), 12A (110-116), 12B (116-125), 13 (126-130); Texture : FINE TO MEDIUM-GRAINED, APHYRIC, GRAIN SIZE DECREASES IN PCE 12B AND 13; Structure : FRACTURES MOSTLY SUBHORIZONTAL SOME INCLINED IN PCES 4 & 10 WIH RARE VEINS AND FILLINGS OF SMECTITE AND CARB & ZEOL(?) & MINOR SILVERY SULFIDE, MASSIVE; Alteration : FRESH; Comments : GREY; Vesicles : Size(mm): <1 Percent: <1 Location: Filling: SMECTITE VERY SPARSELY VESICULAR, GREEN SMECTITE; Phenocrysts: PLAGIOCLASE ( <1%) VERY RARE MICROPHENOS; Replacement: SMECTITE CARBONATE ZEOLITE ID ZEOLITE UNCERTAIN; SULFIDE Leg : 65 Top/Bottom Interval(mm): 1300/1450 Analyst: Schmincke, H. Hole: 482D Sample Midpoint (m) : 169.95 Core: 12 Top of Core Depth (m) : 168.50 Sect: 1 Top of Section Depth(m): 169.80 LITHOLOGY: PLAG SPARSELY PHYRIC BASALT; MASSIVE; Piece No. : PCES 14A (132-138), 14B (137-145); Texture : PHYRIC, FINE-GRAINED; Structure : MOSTLY SUBHORIZONTAL WITH SOME INCLINED FRACTURES, RARE VEINS FILLED WITH SMECTITE AND CARBONATE AND ZEOLITE(?) AND MINOR PALE SILVERY SULFIDE, MASSIVE; Alteration : FRESH; Comments : DARK, NEW COOLING UNIT AND PETROGRAPHIC TYPE; Phenocrysts: PLAGIOCLASE ( 1 %) Size(mm): <4 Replacement: SMECTITE CARBONATE ZEOLITE ID ZEOLITE UNCERTAIN; SULFIDE Leg : 65 Top/Bottom Interval(mm): 0/1500 Analyst: Schmincke, H. Hole: 482D Sample Midpoint (m) : 171.50 Core: 12 Top of Core Depth (m) : 168.50 Sect: 2 Top of Section Depth(m): 170.00 LITHOLOGY: PLAG SPARSELY PHYRIC BASALT; MASSIVE; Piece No. : PCES 1 (1-7), 2 (10-19), 3 (21-30), 4 (32-37), 5 (40-45), 6 (47-66), 7 (68-72), 8 (65-71), 9 (73-78), 10 (80-95), 11 (95-110), 11B (111-121), 12 (123-135), 13 (136-148); Texture : FINE-GRAINED(PCES1-9) TO MEDIUM-GRAINED (PCES10-13), PHYRIC, PCE 8 IS GLASSY RIND OF COOLING UNIT; Structure : SOME THIN VEINS FILLED WITH SMECTITE AND CARBONATE AND SULFIDE(PCE 5 MAYBE MARCASITE?), SUBVERTICAL AND MOSTLY SUBHORIZONTAL FRACTURES; Alteration : FRESH; Comments : GREY, CONTINUATION FROM BASE OF 12-1; Vesicles : Size(mm): <1 Percent: <1 Location: Filling: SMECTITE PCE 13 IS EXAMPLE OF IRREGULAR SHAPE FILLED WITH GREEN SMECTITE; Phenocrysts: PLAGIOCLASE ( 1-2%) Size(mm): <4 Replacement: SMECTITE SULFIDE SULFIDE MAYBE MARCASITE; CARBONATE Leg : 65 Top/Bottom Interval(mm): 0/1500 Analyst: Zolotarev, B. Hole: 482D Sample Midpoint (m) : 173.00 Core: 12 Top of Core Depth (m) : 168.50 Sect: 3 Top of Section Depth(m): 171.50 LITHOLOGY: PLAG SPARSELY PHYRIC BASALT; MASSIVE; Piece No. : PCES 1 (1-10), 2 (13-17), 3 (20-37), 4A (27-32), 4B (34-41), 5 (43-50), 6 (51-56), 7 (58-66), 8 (68-77), 9A (79-90), 9B (90-98), 10 (101-114), 11 (116-125), 12 (127-135), 13 (137-142), 14 (145-147); Texture : PHYRIC, FINE-GRAINED, ALL SAMPLES SIMILAR TEXTURE; Structure : MASSIVE, THIN FRACTURES EXCEPT PCES 4A-4B UP TO 3-4MM FILLED WITH WHITE-GREY MATERIAL AND WALLS COVERED WITH DARK-GREY & REDDISH-GREY MATERIAL AND RARE PYRITE IN FRACTURES; Alteration : MODERATE; Comments : GREY; Vesicles : Size(mm): TO 1-1.5 Percent: 1-2 Location: Filling: SMEC,CARB DARK GREY AND WHITE-BLUE GREY MATERIAL MAY BE CARBONATE AND SMECTITE; Phenocrysts: PLAGIOCLASE ( 1%) Size(mm): 1.5-3 UNEVENLY DISTRIBUTED; Replacement: CARBONATE SMECTITE PYRITE Leg : 65 Top/Bottom Interval(mm): 0/ 870 Analyst: Zolotarev, B. Hole: 482D Sample Midpoint (m) : 173.87 Core: 12 Top of Core Depth (m) : 168.50 Sect: 4 Top of Section Depth(m): 173.00 LITHOLOGY: PLAG SPARSELY PHYRIC BASALT; Piece No. : PCES 1 (1-9), 2 (12-17), 3A (19-26), 3B (26-36), 4A (48-51), 4B (50-57), 5 (60-66), 6 (58-73), 7 (75-78), 8 (80-87); Texture : FINE-GRAINED, PHYRIC; Structure : MOD TO STRONGLY FRACTURED FILLED WITH WHITE AND GREY GREENISH MATERIAL PROBABLY SMECTITE AND CARBONATE AND ZEOLITE(?); Alteration : MODERATE STRONG AROUND FRACTURES; Comments : GREY, YELLOW COATING ON PCES 5-8; Vesicles : Size(mm): TO 1-1.5 Percent: 1-2 Location: Filling: SMEC,CARB IRREGULAR DISTRIBUTION, FILLED WITH WHITE AND DARK GREY MATERIAL PROBABLY CARB ND SMECTITE, SULFIDE IN BANDS OF IRREULAR 1-5MM VESICLES ON TOP OF 3B; Phenocrysts: PLAGIOCLASE ( 1%) Size(mm): TO4 Replacement: CARBONATE SULFIDE SMECTITE ZEOLITE ID ZEOLITE UNCERTAIN; Leg : 65 Top/Bottom Interval(mm): 0/1500 Analyst: Schmincke, H. Hole: 482D Sample Midpoint (m) : 179.00 Core: 13 Top of Core Depth (m) : 177.50 Sect: 1 Top of Section Depth(m): 177.50 LITHOLOGY: PLAG SPARSELY PHYRIC BASALT; Piece No. : PCES 1 (1-7), 2 (8-11), 3 (17-24), 4 (25-30), 5 (30-40), 6 (41-45), 7 (47-52), 8 (57-70), 9 (72-75), 10 (76-83), 11 (84-92), 12 (94-98), 13 (100-106), 14 (107-120), 15 (121-135), 16 (136-150); Texture : FINE TO PARTLY MEDIUM-GRAINED, PHYRIC, FOUR MAIN COOLING UNITS PCE 1 AND 2(GLASSY MARGIN) THRU 6 AND 7 IS VERY FINE-GRAINED TOP TO COARSENING DOWNWARDS THRU 15 WITH EXCELLENT DECREASE IN GRAIN SIZE TO VERY FINE-GRAINED BASE; Structure : FRACTURES MORE IRREGULAR THAN IN MORE MASSIVE OVERLYING UNITS, FEW 1MM VEINS OF ZEOLITE(?) OR SMECTITE OR RARE CARBONATE OR SULFIDE(PCE11); Alteration : FRESH; Comments : SAME PETROGRAPHIC TYPE AS 12-1 TO 12-4, GREY; Vesicles : Size(mm): Percent: <1 Location: Filling: SMECTITE MORE IRREGULAR THAN IN MASSIVE BASALTS, FILLED WITH GREEN SMECTITE; Phenocrysts: PLAGIOCLASE ( <1%) Size(mm): <4 Replacement: CARBONATE RARE; SMECTITE ZEOLITE ID ZEOLITE UNCERTAIN; SULFIDE Leg : 65 Top/Bottom Interval(mm): 0/1500 Analyst: Zolotarev, B. Hole: 482D Sample Midpoint (m) : 180.50 Core: 13 Top of Core Depth (m) : 177.50 Sect: 2 Top of Section Depth(m): 179.00 LITHOLOGY: PLAG SPARSELY PHYRIC BASALT; Piece No. : PCES 1 (1-5), 2 (7-15), 3 (17-26), 4 (29-35), 5 (39-42), 6 (44-50), 7 (54-66), 8 (70-78), 9 (81-87), 10 (90-105), 11 (108-117), 12 (120-128), 13 (130-149); Texture : PHYRIC, MEDIUM-GRAINED EXCEPT PCE 13 IS VERY FINE- GRAINED TO FINE-GRAINED AND PCE 1 IS FINE-GRAINED; Structure : STRONGLY FRACTURED AND FILLED WITH CARBONATE AND AND SMECTITE AND PYRITE (RARE); Alteration : MOD TO STRONG; Comments : PCE 13 IS GREY AND FINER-GRAINED-NEW COOLING UNIT; Vesicles : Size(mm): TO Percent: 1 <1 Location: Filling: SMECTITE RARE AND FILLED WITH GREY MATERIAL(SMECTITE); Phenocrysts: PLAGIOCLASE ( 1-2%) Size(mm): TO 4 Replacement: CARBONATE PYRITE SMECTITE Leg : 65 Top/Bottom Interval(mm): 0/ 370 Analyst: Zolotarev, B. Hole: 482D Sample Midpoint (m) : 180.87 Core: 13 Top of Core Depth (m) : 177.50 Sect: 3 Top of Section Depth(m): 180.50 LITHOLOGY: PLAG SPARSELY PHYRIC BASALT; Piece No. : PCES 1 (1-10), 2 (12-21), 3 (25-36); Texture : FINE-GRAINED, PHYRIC; Structure : FRACTURES THIN AND FILLED WITH SMECTITE; Alteration : MODERATE; Comments : GREY; Vesicles : Location: Filling: SMECTITE VESICLES VERY RARE AND SMALL AND FILLED WITH SMEC; Phenocrysts: PLAGIOCLASE ( 1%) Size(mm): 1-4 Replacement: SMECTITE |
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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