leg site hole core section top interval depth(cm) top of core depth(cm) top of section(m) sample midpoint depth(m) describer rock name piece numbers texture data structure data alteration data other information data vesicle data phenocryst data groundmass mineral data replacement mineral data comments unknown code 63 470 A 7 1 0.0 166.50 166.50 167.10 SHIBATA, T. SEDIMENT 63 470 A 7 1 60.0 166.50 167.10 167.95 SHIBATA, T. APHYRIC TO OL SPARSELY PHYRIC BASALTPILLOW BASALT PCES 1 (61-64), 2 (66-73), 3 (77-83), 4 (85-90), 5A (92-105), 5B (105-110), 5C (110-120), 5D (120-133), 5E (133-143) INCREASED GRAINSIZE TOWARD CORE BASE FRACTURES SOMETIMES FILLED WITH CALCITE & CLAY, MASSIVE MOD LOR MEDIUM-DARK GRAY (N4) BECOMING BROWNISH-GRAY ONG FRACTURES OL <1 comments : PCE 5 CALCITE | CLAY 63 470 A 7 2 0.0 166.50 168.00 169.50 PISCIOTTO, K. APHYRIC TO OL SPARSELY PHYRIC BASALTPILLOW BASALT PCES 1A (1-12), 1B (12-19), 1C (20-22), 1D (22-28), 2 (32-37), 3A (40-51), 3B (50-58), 4A (61-70), 4B (71-79), 4C (79-87), 4D (87-91), 4E (89-100), 4F (100-119), 4G (120-138), 5 (142-148) GLASSY MARGIN BLENDS INTO A BROWNISH APHANITIC ZONE(<2 OR 3CM) & THEN INTO A FINE-GRAINED PHYRIC PILLOW INTERIOR PILLOW SEQUENCE,FRACTURED WITH SOME CLAY & CALCITE FILLING,BASALT BROWNISH ALONG FRACTURES,MASSIVE MOD GREENISH ALTERED OL CALCITE | CLAY 63 470 A 7 3 0.0 166.50 169.50 170.90 PISCIOTTO, K. APHYRIC TO OL SPARSELY PHYRIC BASALTPILLOW BASALT PCES 1A (1-10), 1B (10-20), 1C (20-41), 1D (41-49), 2A (51-59), 2B (60-69), 2C (70-84), 2D (80-93), 3 (95-104), 4 (105-113), 5 (116-124), 6 (126-137) GLASSY MARGIN GRADES INTO A BROWNISH APHANITIC ZONE & THEN INTO A FINE-GRAINED & PHYRIC PILLOW INTERIOR,PCE 6 HAS GLASSY MARGIN WITH LIMESTONE INCLUDED FRACTURED WITH SOME CLAY & CALCITE FILLING,MASSIVE MOD SALT BROWNISH ALONG THE FRACTURES,OTHERWISE BASALT MEDIUM-DARK GRAY (N4),PCE 6 LIMESTONE IS EENISH-GRAY(5G8/1) OL comments : GREENISH ALTERED OL CALCITE | CLAY 63 470 A 8 1 0.0 171.00 171.00 172.40 CROUCH, J. APHYRIC TO OL SPARSELY PHYRIC BASALTPILLOW BASALTPCES 5A & 5B ARE LIMESTONE PCES 1 (1-6), 2A (8-15), 2B (15-26), 2C (41-49), 2D (34-44), 2E (44-49), 3A (51-54), 3B (54-68), 3C (68-77), 3D (77-84), 4A (86-90), 4B (90-94), 5A (96-100), 5B (97-100), 6A (103-112), 6B (112-125), 6C (125-132), 6D (132-140) GRAINSIZE GENERALLY INCREASES TO THE CENTER OF PILLOWS,GLASSY MARGINS GRADE INTO BROWNISH APHANITIC ZONE & THEN INTO FINE-GRAINED PHYRIC PILLOW INTERIOR,TEXTURE & COMPOSITION SIMILAR TO CORE 7-1 PILLOW SEQUENCE,FRACTURED WITH SOME CALCITE & CLAY FILLING,MASSIVE MOD DIUM-DARK GRAY(N4) OL comments : OL PHENOS ALTERED CALCITE | CLAY 63 470 A 8 2 0.0 171.00 172.50 173.95 APHYRIC TO OL SPARSELY PHYRIC BASALTPILLOW BASALT PCES 1A (1-16), 1B (17-20), 1C (20-25), 1D (25-47), 1E (48-56), 1F (56-68), 1G (69-81), 1H (81-87), 1I (87-95), 1J (96-106), 2A (110-112), 2B (114-117), 2C (117-119), 2D (120-123), 2E (125-128), 3 (131-145) GRAINSIZE GENERALLY INCREASES TOWARDS CENTERS OF PILLOWS,GLASSY MARGINS GRADE INTO SLIGHTLY BROWNISH APHANITIC ZONE & THEN INTO FINE- GRAINED PHYRIC PILLOW INTERIOR FRACTURED WITH SOME CALCITE & CLAY FILLING,MASSIVE MOD DIUM-DARK GRAY COLOR(N4) OL comments : ALTERED GREENISH PHENOS CALCITE | CLAY 63 470 A 8 3 0.0 171.00 174.00 175.40 CROUCH, J. APHYRIC TO OL SPARSELY PHYRIC BASALTPILLOW BASALT PCES 1A (1-5), 1B (6-11), 1C (11-19), 2A (21-46), 2B (41-65), 2C (66-74), 3A (76-85), 3B (85-94), 3C (94-101), 3D (101-109), 4 (111-124), 5A (126-131), 5B (131-137) GRAINSIZE GENERALLY INCREASES TO CENTERS OF PILLOWS,GLASSY MARGINS GRADE INTO A SLIGHTLY BROWNISH APHANITIC ZONE & THEN INTO A FINE-TO-MEDIUM -GRAINED PHYRIC PILLOW INTERIOR FRACTURED WITH SOME CALCITE & CLAY FILLING,MASSIVE MOD ALTERATION ZONE ALONG FRACTURES (<1CM) MEDIUM-DARK GRAY COLOR(N4) OL comments : GREENISH & ALTERED,SCATTERED THROUGHOUT PILLOWINTERIOR CALCITE | CLAY 63 470 A 8 4 0.0 171.00 175.50 177.00 LEINEN, M. APHYRIC TO OL SPARSELY PHYRIC BASALTPILLOW BASALT PCES 1 (2-10), 2 (13-19), 3A (22-31), 3B (31-47), 3C (46-56), 4 (59-61), 5A (65-74), 5B (75-81), 5C (81-88), 5D (88-99), 5E (100-106), 5F (106-115), 5G (115-130), 5H (131-140), 6 (142-147) GLASSY MARGINS GRADE INTO A SLIGHTLY BROWNISH ZONE THAT USUALLY SHOWS A VARIOLITIC TO SUB-VARIOLITIC TEXTURE,PCES 1-3+6 ARE APHANITIC & PHYRIC,PCE 5 MEDIUM-GRAINED & PHYRIC FRACTURED WITH SOME CALCITE & CLAY FILLING,MASSIVE MOD ALTERATION ZONE ALONG FRACTURES,ALTERED PHENOS IN PCE 5 MEDIUM-DARK GRAY(N4) OL <1 comments : GREENISH & ALTERED,IN PCE 5 | OL <1 comments : GREENISH & ALTERED CALCITE | CLAY | CALCITE | CLAY 63 470 A 8 5 0.0 171.00 177.00 178.45 LEINEN, M. APHYRIC TO OL SPARSELY PHYRIC BASALTPILLOW BASALT PCES 1A (2-11), 1B (11-29), 1C (29-35), 2A (36-44), 2B (44-59), 3A (60-65), 3B (65-72), 4 (74-85), 5 (88-95), 6 (97-102), 7A (104-112), 7B (108-116), 8 (119-130), 9 (132-142) GRAINSIZE GENERALLY INCREASES AWAY FROM GLASSY PILLOW MARGINS,GLASSY MARGINS GRADE INTO A SLIGHTLY BROWNISH APHANITIC ZONE THAT USUALLY SHOWS VARIOLITIC TO SUB-VARIOLITIC TEXTURE,PHYRIC PILLOW INTERIORS FRACTURES FILLED WITH CALCITE & CLAY,MASSIVE MOD ALTERED PHENOS MEDIUM-DARK GRAY(N4) OL <1 comments : GREENISH & ALTERED CALCITE | CLAY 63 470 A 9 1 0.0 180.50 180.50 181.95 SHIBATA, T. APHYRIC TO OL SPARSELY PHYRIC BASALTPILLOW BASALT PCES 1 (0-20), 2 (23-24), 3A (26-40), 3B (40-51), 4 (52-56), 5A (58-64), 5B (64-70), 5C (68-77), 6A (78-80), 6B (80-86), 7A (88-98), 7B (99-107), 8A (111-116), 8B (115-123), 8C (123-131), 8D (131-141) GRAINSIZE GENERALLY INCREASES AWAY FROM GLASSY MARGINS,GLASSY MARGINS GRADE INTO A SLIGHTLY BROWNISH APHANITIC ZONE & THEN INTO FINE-TO-MEDIUM PHYRIC PILLOW INTERIOR THIN VEINS(<1CM) FILLED WITH CALCITE & CLAY,MASSIVE MOD ALTERED PHENOS,BROWNISH ALTERATION BANDS ALONG VEINS MEDIUM-DARK GRAY(N4) comments : PCES 1 & 3A LOCALLY VESICULAR OL <1 comments : GREENISH & ALTERED CALCITE | CLAY 63 470 A 9 2 0.0 180.50 182.00 183.40 CROUCH, J. APHYRIC TO OL SPARSELY PHYRIC BASALTPILLOW BASALT PCES 1 (1-12), 2 (14-17), 3A (20-29), 3B (29-40), 3C (39-59), 3D (60-64), 3E (65-70), 3F (70-74), 3G (74-80), 3H (80-90), 3I (88-92), 3J (92-95), 4 (97-107), 5 (110-124), 6A (125-128), 6B (129-136) GRAINSIZE GENERALLY INCREASES AWAY FROM GLASSY MARGINS,GLASSY MARGINS GRADE INTO A SLIGHTLY BROWNISH APHANITIC ZONE & THEN INTO FINE-TO-MEDIUM- GRAINED INTERIOR INTERVAL 0-100CM PILLOW SEQUENCE WITH ANOTHER FROM 100-140CM,FRACTURED THROUGHOUT WITH CALCITE & CLAY FILLING,MASSIVE MOD ALTERED PHENOS,MINOR ALTERATION AROUND FRACTURES MEDIUM-DARK GRAY(N4) OL <1 comments : GREENISH & ALTERED CALCITE | CLAY 63 470 A 9 3 0.0 180.50 183.50 184.90 CROUCH, J. BASALT PCES 1 (1-6), 2 (9-22), 3A (25-29), 3B (29-34), 3C (34-38), 4A (40-46), 4B (46-55), 4C (56-67), 4D (66-72), 4E (72-78), 4F (78-88), 4G (88-109), 4H (108-125), 4I (124-139) PHYRIC,SLIGHT GRAINSIZE INCREASE BETWEEN 0-37CM,PCES 4A-4I MEDIUM-GRAINED FRACTURED WITH CALCITE FILLING,MASSIVE MOD DIUM-DARK GRAY(N4) <2 SCATTERED CALCITE CALCITE 63 470 A 9 4 0.0 180.50 185.00 186.45 LEINEN, M. BASALT PCES 1A (0-30), 1B (30-37), 1C (35-45), 1D (42-59), 1E (59-65), 1F (65-73), 2 (74-76), 3 (78-83), 4 (84-88), 5A (89-98), 5B (99-108), 6 (109-113), 7A (115-121), 7B (121-130), 7C (130-133), 8 (135-144) PHANERITIC,PCES 2-4 FINE-GRAINED,PCES 1A-1F+ 5A-8 ARE FINE-TO-MEDIUM-GRAINED,INTERVAL 0-73CM IS SIMILAR TO LOWER PART OF CORE 9-3 FRACTURED WITH CALCITE FILLING,MASSIVE MOD DIUM-DARK GRAY(N4) CALCITE 63 470 A 9 5 0.0 180.50 186.50 187.95 CROUCH, J. BASALT PCES 1A (1-9), 1B (6-13), 1C (14-22), 2 (25-32), 3A (35-44), 3B (44-53), 4 (56-60), 5 (63-73), 6 (76-84), 7A (87-96), 7B (97-100), 7C (100-110), 8 (112-131), 9 (133-143) PHYRIC,FINE-TO-MEDIUM-GRAINED,SIMILAR COMPOSITION & TEXTURE TO CORE 9-3 CALCITE-FILLED FRACTURES,MASSIVE MOD TENSIVELY PCE 8 MEDIUM-DARK GRAY(N4) CALCITE 63 470 A 10 1 0.0 189.50 189.50 190.60 BASALTPILLOW BASALT PCES 1 (3-10), 2 (14-19), 3 (22-26), 4 (30-38), 5 (42-46), 6 (48-53), 7 (55-60), 8A (63-75), 8B (76-81), 9 (84-88), 10 (92-95), 11 (98-101), 12 (104-110) BASALTIC FLOW FRAGMENTS,PHYRIC,FINE-TO- MEDIUM-GRAINED,PCES 6-9 ARE COARSER-GRAINED & SIMILAR TO CORE 9-3,PCES 10+11 APHYRIC & APHANITIC BASALT FRAGMENTS PILLOWS,CALCITE-FILLED FRACTURES COMMON,MASSIVE MOD DIUM-DARK GRAY(N4) CALCITE 63 470 A 11 1 0.0 194.50 194.50 195.35 LEINEN, M. APHYRIC BASALTPILLOW BASALT PCES 1 (3-6), 2 (11-14), 3 (17-23), 4A (26-33), 4B (33-36), 5 (39-42), 6 (44-51), 7 (52-59), 8 (60-67), 9 (69-75), 10 (76-84) APHANITIC,FINE-GRAINED,PCES 1+2+8 SHOW CHILLED MARGIN MORPHOLOGY PILLOW,MASSIVE MOD DIUM-DARK GRAY 63 470 A 12 1 0.0 198.50 198.50 198.57 CROUCH, J. SEDIMENT 63 470 A 12 1 130.0 198.50 199.80 199.87 CROUCH, J. SEDIMENT 63 470 A 12 1 24.0 198.50 198.74 198.87 CROUCH, J. SEDIMENTCOCCOLITH LIMESTONE PCES 3A (25-27), 3B (27-30), 3C (31-34), 3D (34-37) 63 470 A 12 1 7.0 198.50 198.57 199.80 CROUCH, J. APHYRIC BASALTPILLOW BASALT PCES 1 (9-13), 2 (16-23), 4 (40-43), 5 (47-53), 6A (55-66), 6B (68-75), 6C (75-83), 7 (85-93), 8 (95-107), 9 (109-115), 10 (119-127) APHANITIC,FINE-GRAINED,PCES 2+3+5 SHOW CHILLED MARGIN MORPHOLOGY PILLOW MOD DIUM-DARK GRAY(N4) 63 470 A 13 1 0.0 207.50 207.50 208.40 PISCIOTTO, K. BASALTPILLOW BASALT PCES 1 (1-7), 2 (9-13), 3 (16-22), 4 (26-33), 5 (38-42), 6 (46-50), 7 (55-57), 8 (63-66), 9 (73-77), 10 (84-88) BASALT FRAGMENTS,APHANITIC,FINE-GRAINED, PCE 5 GLASSY FRAGMENT,PCES 1+4 MEDIUM-GRAINED SUB-OPHITIC TO INTERSERTAL PILLOW,MASSIVE MOD DIUM-DARK GRAY(N4),PCE 10 MARKS END OF CORE