Leg : 59 Top/Bottom Interval(mm): 0/1180 Analyst: Zakariadze, G. Hole: 449 Sample Midpoint (m) : 112.18 Core: 14 Top of Core Depth (m) : 111.00 Sect: 1 Top of Section Depth(m): 111.00 LITHOLOGY: PLAG-OL-SPINEL PHYRIC BASALT; Piece No. : PCE 1 (0-7), 2 (11-17), 3 (20-22), 4 (23-38), 5A (31-36), 5B (36-42), 6 (45-48), 7 (51-58), 8 (60-69), 9 (70-74), 10 (76-81), 11 (85-90), 12 (94-98), 13 (102-106), 14 (109-117); Texture : PLAG-OL-SPINEL PHYRIC, FRAGMENTS OF MARGINAL ZONES OF PILLOWS WITH RIMS OF GLASS, GNDMASS IS VARIOLITIC AND ALMOST COMPLETELY REPLACED BY YELLOWISH BROWN SMEC, EDGES OF PILLOWS ARE BRECCIATED ANGULAR PCES OF GLASS(0.7X1.5CM AVERAGE) REPLACED FROM OUTSIDE WITH SMEC AND CEMENTED WITH FINE GRAINED CARB MATRIX, GLASS FOUND ON PCES 1+4+8+11-13; Structure : INTERPILLOW POCKETS AND RADIAL PILLOW CRACKS ARE FILLED BY SMEC+CARB MIXTURE; Alteration : EXT; Comments : INTERPILLOW FILL WITH CARB MATRIX AND ALTERNATING VOLCANIC GLASS WITH MANGANESE NODULES COMPRISE PCE 10; Vesicles : Size(mm): 0.5-1 Percent: 3-5 IRREGULAR SCATTERED VESICLES THAT ARE MOSTLY EMPTY; Phenocrysts: PLAGIOCLASE ( 10%) Size(mm): 1.5-2 ELONGATE LATHS WHICH ARE MICROPHENOS ADJACENT TO GLASS RIMS; OLIVINE SPINEL Groundmass : VARIOLITIC; Replacement: SMECTITE REPLACING GNDMASS; CARBONATE MAKES UP A CEMENT FOR PILLOWS; Leg : 59 Top/Bottom Interval(mm): 0/ 380 Analyst: Zakariadze, G. Hole: 449 Sample Midpoint (m) : 112.88 Core: 14 Top of Core Depth (m) : 111.00 Sect: 2 Top of Section Depth(m): 112.50 LITHOLOGY: PLAG-OL-SPINEL PHYRIC BASALT; PILLOW BASALT; Piece No. : PCE 1 (3-7), 2 (12-17), 3A (20-33), 3B (34-37); Texture : PLAG-OL-SPINEL PHYRIC, GNDMASS IS HYALOPILITIC TO INTERSERTAL AND SUBOPHITIC, PORTION OF PILLOW INTERIOR PCE 3A, CORE IS FRAGMENTS OF PILLOW MARGINS SAME AS CORE 14-1, FINE GRAINED PCE 3A; Structure : SAMPLE IS TRANSECTED BY FRACTURE FILLED WITH BRECCIATED BASALTIC GLASS CEMENTED WITH CARB; Alteration : EXT; Groundmass : HYALOPILITIC TO INTERSERTAL TO SUBOPHITIC, ALSO 75-85% OF GNDMASS IS XTLZED; PLAGIOCLASE CLINOPYROXENE ID UNCERTAIN; OLIVINE ID UNCERTAIN; GLASS GLASS IN GNDMASS COMMONLY ALTERED AND REPLACED BY SMEC; Replacement: SMECTITE REPLACING GLASS IN GNDMASS; CARBONATE IN FRACTURE AS CEMENT; Leg : 59 Top/Bottom Interval(mm): 0/1500 Analyst: Zakariadze, G. Hole: 449 Sample Midpoint (m) : 115.50 Core: 15 Top of Core Depth (m) : 114.00 Sect: 1 Top of Section Depth(m): 114.00 LITHOLOGY: PLAG-OL-SPINEL PHYRIC BASALT; PILLOW BASALT; Piece No. : PCE 1A (0-5), 1B (4-8), 2 (12-18), 3 (20-30), 4A (32-36), 4B (38-42), 4C (43-46), 5 (48-55), 6 (58-66), 7 (70-76), 8 (78-84), 9A (86-94), 9B (94-101), 9C (102-110), 10 (113-120), 11A (123-126), 11B (127-136), 11C (138-143), 11D (145-149); Texture : PLAG-OL-SPINEL PHYRIC, GNDMASS IS MAINLY VARIOLITIC TO HYALOPILITIC, ALTERED MARGINAL ZONES OF BASALTIC PILLOWS WITH DISCONTINUOUS RIMS IS FINE GRAINED APHYRIC TO PLAG SPARSELY MICROPHYRIC AND THE GLASS RIMS ARE FROM 0.5-1CM THICK ALTERED TO SMEC FROM OUTER SIDE OF PILLOWS, GLASS IS PRESENT IN PCES 1A+1B+4A+4B+6-9A+10-11D, COMMONLY BRECCIATED AND CEMENTED WITH CARB MATRIX, SAME AS CORES 14-1 AND 2; Structure : INTERPILLOW POCKETS AND RADIAL PILLOW CRACKS ARE FILLED WITH FRAGMENTED GLASS AND CARB CEMENT IN PCES 11A+11B; Alteration : EXT; Comments : WEATHERED PARTS ARE PALE YELLOWISH BROWN COLOR (10YR6/2); Vesicles : Size(mm): 0.5-1 Percent: 5-7 IRREGULAR AND MAINLY EMPTY VESICLES; Phenocrysts: PLAGIOCLASE SPINEL OLIVINE Groundmass : VARIOLITIC TO HYALOPILITIC; Replacement: CARBONATE AS A CEMENT FOR GLASS FRAGMENTS AND BRECCIA; SMECTITE Minerals Replaced: GLASS Leg : 59 Top/Bottom Interval(mm): 0/1400 Analyst: Zakariadze, G. Hole: 449 Sample Midpoint (m) : 116.90 Core: 15 Top of Core Depth (m) : 114.00 Sect: 2 Top of Section Depth(m): 115.50 LITHOLOGY: PLAG-OL-SPINEL PHYRIC BASALT; PILLOW BASALT; Piece No. : PCE 1A (0-16), 1B (17-25), 2 (27-34), 3 (36-39), 4 (41-46), 5 (48-56), 6 (59-66), 7 (69-79), 8A (81-90), 8B (90-95), 8C (95-105), 8D (106-113), 8E (114-119), 9 (121-127), 10 (130-138); Texture : PLAG-OL-SPINEL PHYRIC, GLASS IN PCES 1A+4-8A+8C+10, FLOW IS THE SAME TEXTURALLY AND MINERALOGICALLY AS CORE 15-1; Structure : PILLOWS; Leg : 59 Top/Bottom Interval(mm): 0/1450 Analyst: Zakariadze, G. Hole: 449 Sample Midpoint (m) : 124.95 Core: 16 Top of Core Depth (m) : 123.50 Sect: 1 Top of Section Depth(m): 123.50 LITHOLOGY: PLAG-OL-SPINEL PHYRIC BASALT; PILLOW BASALT; Piece No. : PCE 1 (2-5), 2 (7-14), 3A (16-18), 3B (19-22), 4A (25-30), 4B (31-38), 5A (40-45), 5B (45-49), 6A (51-60), 6B (59-64), 7 (67-73), 8A (76-84), 8B (86-89), 8C (90-93), 9 (96-99), 10A (103-109), 10B (109-112), 10C (113-116), 10D (115-120), 11 (123-128), 12A (131-134), 12B (136-139), 12C (141-144); Texture : GNDMASS IS VARIOLITIC TO INTERSERTAL, INNER PARTS OF PILLOWS ARE FINE GRAINED, TEXTURALLY AND MINERALOGICALLY THE SAME AS CORE 15-2,GLASS RIMS; Structure : FOUR PILLOWS TRANSECTED CONSECUTIVELY FROM 0-45CM AND 45-95CM, PILLOWS ARE EXTREMELY ALTERED ON THE INNER PARTS, INTERPILLOW BRECCIATION ASSOCIATED WITH GLASS RIMS; Alteration : EXT PILLOWS ARE EXTREMELY ALTERED AND ARE MODERATE YELLOWISH BROWN AFTER WEATHERING ALSO GNDMASS IS VERY ALTERED; Phenocrysts: PLAGIOCLASE ( 5%) Size(mm): 0.3-0.5 ELONGATE LATHS PARTIALLY ALTERED AND REPLACED BY SMEC AND FE.OXIDES; OLIVINE SPINEL Groundmass : VARIOLITIC TO INTERSERTAL AND EXTREMELY ALTERED; Replacement: SMECTITE Minerals Replaced: PLAG FERROUS OXIDE Minerals Replaced: PLAG Leg : 59 Top/Bottom Interval(mm): 0/ 450 Analyst: Zakariadze, G. Hole: 449 Sample Midpoint (m) : 125.45 Core: 16 Top of Core Depth (m) : 123.50 Sect: 2 Top of Section Depth(m): 125.00 LITHOLOGY: PLAG-OL-SPINEL PHYRIC BASALT; PILLOW BASALT; Piece No. : PCE 1A (0-19), 1B (19-24), 1C (24-29), 1D (31-34), 2 (38-43); Texture : PLAG-OL-SPINEL PHYRIC, TEXTURALLY AND MINERALOGICALLY THE SAME AS CORE 16-1; Leg : 59 Top/Bottom Interval(mm): 0/1500 Analyst: Ishi, Teruaki Hole: 449 Sample Midpoint (m) : 134.50 Core: 17 Top of Core Depth (m) : 133.00 Sect: 1 Top of Section Depth(m): 133.00 LITHOLOGY: PLAG-OL-SPINEL PHYRIC BASALT; PILLOW BASALT; Piece No. : PCE 1 (0-11), 2 (14-19), 3 (22-26), 4 (29-35), 5 (36-50), 6 (52-56), 7A (58-66), 7B (66-72), 8A (74-79), 8B (80-86), 9A (87-94), 9B (94-100), 10 (102-116), 11 (120-123), 12 (129-134), 13 (141-146); Texture : PLAG-OL-SPINEL PHYRIC, FINE GRAINED TOP AND BOTTOM OF SECTION AND COARSE GRAINED IN MIDDLE OF SECTION, GLASS ZONE DARK GREY TO BLACK ABOUT 8MM THICK IN PCE 1 FOLLOWED BY A GREY VARIOLITIC ZONE ABOUT 5MM THICK BELOW GLASS, XTLN INTERIOR IN PCES 4-9A, PALE BROWN TRANSITION ZONE (CHILLED ZONE) WHERE QUENCH XTLS ARE OBSERVED IN PCE 1 ALSO PALE BROWN TRANSITION ZONE OBSERVED IN PCE 10, GLASS IS PRESENT IN PCE 11, TEXTURALLY AND MINERALOGICALLY THE SAME AS PREVIOUS SECTION 16-2; Structure : PILLOWS; Alteration : EXT PCES 1-3 AND PCES 11-13 AND LOWER HALF PCE 10; MOD PCES 4-9B AND UPPER HALF OF PCE 10; Leg : 59 Top/Bottom Interval(mm): 0/1150 Analyst: Ishi, Teruaki Hole: 449 Sample Midpoint (m) : 135.65 Core: 17 Top of Core Depth (m) : 133.00 Sect: 2 Top of Section Depth(m): 134.50 LITHOLOGY: PLAG-CPX PHYRIC BASALT; PILLOW BASALT; Piece No. : PCE 1A (0-13), 1B (14-22), 1C (21-28), 2A (30-33), 2B (34-37), 3 (40-50), 4A (51-59), 4B (60-65), 5A (66-70), 5B (73-75), 6A (77-89), 6B (89-96), 6C (99-113); Texture : PLAG-CPX PHYRIC, COARSE GRAINED FROM 0-50CM, QUENCH ZONE WITH QUENCH XTLS IN PCES 4A-B, INTERSERTAL TO HYALOPILITIC GNDMASS; Structure : PILLOWS, MAY BE PART OF BIG PILLOW OR FLOW INTERIOR FOR PCES 1A-C; Alteration : MOD PCES 1A-3; EXT PCES 3-6C; Vesicles : Size(mm): 0.5-4 Percent: <5 Location: Filling: CLAY.MINS EMPTY OR CLAY LINED FROM 4-7CM; Phenocrysts: PLAGIOCLASE CLINOPYROXENE Groundmass : INTERSERTAL TO HYALOPILITIC; Replacement: CLAY MINERALS SOMETIMES LINES VESICLES; Leg : 59 Top/Bottom Interval(mm): 0/ 850 Analyst: Ishi, Teruaki Hole: 449 Sample Midpoint (m) : 143.35 Core: 18 Top of Core Depth (m) : 142.50 Sect: 1 Top of Section Depth(m): 142.50 LITHOLOGY: PLAG-CPX PHYRIC BASALT; PILLOW BASALT; Piece No. : PCE 1 (2-10), 2A (12-14), 2B (16-19), 3 (23-29), 4 (33-39), 5A (42-46), 5B (45-50), 6 (52-58), 7 (62-69), 8 (70-75), 9 (78-83); Texture : PLAG-CPX PHYRIC, PILLOW MARGIN PCES 1-2B, TEXTURALLY AND MINERALOGICALLY THE SAME AS PREVIOUS SECTION OF CORE 17-2, FINE GRAINED PCES 1-2B, COARSE GRAINED PCES 3-9; Structure : PILLOWS, PILLOW INTERIOR REPRESENTED BY PCES 3-9; Alteration : FRESH; |
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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