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 65 482 D 8 1 0.0 138.00 138.00 139.50 MORRISON, M. ANN PLAG VERY SPARSELY PHYRIC BASALTMASSIVE 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) 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 SMECTITE & CALCITE VEINS OFTEN WITH SULFIDES COMMON IN HAIRLINE CRACKS & IN ABUNDANCE DOWN THE SECTION, PCES 2-17 MASSIVE FRESH PCES 11 AND 14 HAVE VERY FAINT ALTERATION HALOS AROUND VEINS PCE 1 IS VERY SIMILAR TO PCES 2-17, NO BASALT-SED CONTACT SEEN ON ANY OF THE PCES 1 CALCITE,SULFIDES comments : PCES 11 & 14 HAVE SMALL VESICLES PLAG <<1 1 CALCITE | SMECTITE | SULFIDES comments : DISSEMINATED IN GROUNDMASS OF PCES(1-4,6,8,14) 65 482 D 8 2 0.0 138.00 139.50 139.80 KUDO, A. APHYRIC BASALT PCES 1 (0-5), 2 (7-12), 3 (15-21), 4 (23-28) APHYRIC, VARIABLE GRAIN SIZE(PCE 4 IS COARSEST), PCE 2 MAY HAVE COOLING RIND WITH CALCITE AND SULFIDE ON OUTSIDE PCE 4 HAS VEINS OF CALCITE AND SULFIDE AND CLAY FRESH MAY BE ANOTHER COOLING UNIT, POSITION OF SAMPLE 1-4 UNCERTAIN CLAY | CALCITE | SULFIDE 65 482 D 9 1 0.0 140.50 140.50 140.65 SCHMINCKE, H. MUDSTONE PCE 1 (0-15) 65 482 D 9 1 15.0 140.50 140.65 142.00 SCHMINCKE, H. APHYRIC BASALTMASSIVE 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) MEDIUM-GRAINED, PRACTICALLY APHYRIC, VESICLE FILLINGS ZONED 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(?) MODERATE PRONOUNCED ALTERATION HALOS ALONGSIDE FACTURES UP TO 2CM WIDE AND GRADING DIFFUSELY INTO FRESHER SALT GREY TO 1 <1-2 SMECTITE comments : GREEN TO BROWN SMECTITE BECOMES SMALLER AND SCARCER AS GO DOWNWARDS PLAG <<1 <3 comments : VERY RARE PLA PHENOS SULFIDE comments : IN GROUNDMASS IN ALTERATION HALOS | SMECTITE comments : BLUISH TO GREEN TO BROWN, REPLACING GROUNDMASS | CARB comments : AS CRYSTALS OF CARBONATE | PHILLIPS 65 482 D 9 2 0.0 140.50 142.00 143.50 ZOLOTAREV, B. APHYRIC BASALTMASSIVE 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) MOSTLY APHYRIC, FINELY GRAINED PCES(1,2,8,11-13) MOD FRACTURED AND FILLED WITH CARBONATE AND SMECTITE AND UNEVEN PYRITE, MASSIVE MOD GREY, ALL SAMPLES SAME COMPOSITION AND TEXTURE TO 1 1 SMECTITE, CARB | PYRITE comments : VESICLES FILLED WITH WHITE AND GRAY GREENISH MATERIAL WHICH COULD BE CARB AND SMECTITE WITH PYRITE GRAINS INSIDE CARBONATE PLAG <<1 1.5-2 comments : DISTRIBUTION UNEVEN PCES(7,11,17), PHENOS VERYRARE CAB | SMECTITE | PYRITE 65 482 D 9 3 0.0 140.50 143.50 144.51 ZOLOTAREV, B. APHYRIC BASALTMASSIVE 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) APHYRIC MASSIVE, SOME FRACTURE FILLED WITH CARB AND SMECTITE AND UNEVEN PYRITE SLIGHT TO MODERATE SAME AS 9-2, GREY 0.5-1 <1 SMECTITE,CARB comments : SPARSELY VESICULAR PLAG 1 comments : VERY RARE MICROPHENOS CARB | PYRITE | SMECTITE 65 482 D 10 1 0.0 150.50 150.50 151.95 FLOWER, M. APHYRIC BASALTMASSIVE 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) APHYRIC, FRAGMENTATION OF CORE MASSIVE, FEW CALCITE FILLED HAIRLINE FRACTURES, PCES 10D-13 SHOW FACES OF THICKER VEINS CONTAINING CALCITE AND GREEN SMECTITE AND MOSTLY DISSEMINATED SULFIDE FRESH MOSTLY LITHOLOGY CONTINUED FROM 9-3, GREY 0 SULFIDE comments : DISSEMINAED MOSTLY | CALCITE | SMECTITE 65 482 D 10 2 0.0 150.50 152.00 153.50 FLOWER, M. APHYRIC BASALTMASSIVE 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) APHYRIC, MOTTLED APPEARANCE OF SOME PCES MAY BE GROUDMASS, TRANSITION GLOMERHYRIC BASALT SEEMS GRADATIONAL SMECTITE AND CALCITE VEINS IN PCE 10A, MASSIVE FRESH LITHOLOGY CONTINUOUS FROM PREVIOUS CORE 10-1 COMBINE comments : INCLUDES PLAG(+OR- CPX) GLOMEROPYRIC CLOTS WITHLARGER AND MORE ABUNDANT CLOTS IN PCE 10 SMECTITE | CALCITE 65 482 D 10 3 0.0 150.50 153.50 154.10 FLOWER, M. APHYRIC BASALTMASSIVE 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) APHYRIC, INCREASING GRAIN SIZE, PCE 6 SHOWS DISTINCT COOLING MARGIN AND GLASSY RIND ALTERED CRACKS SHOWING SMECTITE AND CALCITE AND SULFIDE, PCES 3-4 SHOW FAINT ALTERATION ALONG FRACTURE SURFACES, MASSIVE FRESH PCES 3-4 SHOW FAINT ALTERATION LITHOLOGY CONTINUOUS FROM CORE 10-2 PLAG | CPX comments : GLOMEROCRYSTIC CLOTS OF PLAG-AUGITE IN PCES 9-12,LCITELFIDEECTITE 65 482 D 10 3 60.0 150.50 154.10 154.15 FLOWER, M. SEDIMENT PC 7 (60-65) INDURATED 65 482 D 10 3 65.0 150.50 154.15 154.22 FLOWER, M. GLASSY BASALT PCE 8 (65-72) GLASSY COOLING MARGIN IN DISSEMINATED SULFIDE FRESH 65 482 D 10 3 73.0 150.50 154.23 155.00 FLOWER, M. APHYRIC TO PLAG-CPX SPARSELY PHYRIC BASALT 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) PCES 9-12 GLOMEROPHYRICCLOTS OF PLAG-AUGITE, APHYRIC TO SPARSELY PHYRIC, FINE GRAINED BUT INCREASINGLY COARSER, PCE 17 GLASSY RIND FRESH PLAG | OL 65 482 D 11 1 0.0 159.50 159.50 161.00 KUDO, A. APHYRIC BASALTMASSIVE 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) APHYRIC, SEVERAL GLASSY MARGINS AND QUENCH ZONES(SEE PCE 3 1CM THICK AND 7 NICE QUENCH PILLOW??), PCE 1 IS COARSEST-GRAINED VEINS OF CALCITE AND SMECTITE AND SULFIDE COMMON, MASSIVE FRESH GREY, MAY HAVE TWO UNITS IN THIS SECTION comments : MOTTLED WITH GLOMEROCRYSTIC CLOTS OF PLAG AND PYX CALCITE | SMECTITE | SULFIDE 65 482 D 11 2 0.0 159.50 161.00 162.50 MORRISON, M. ANN APHYRIC BASALT 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) 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 PCES 4-12 HAVE THIN SMEC COATED VEINS & FRACTURES PCES(5D,6A,11) ALSO HAVE CALCITE ALONG VEINS FRESH GREY, SIMILAR TO PREVIOUS UNITS 0 SMECTITE | CALCITE 65 482 D 11 3 0.0 159.50 162.50 163.78 KUDO, A. APHYRIC BASALT 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) APHANITIC, PCES(3A-3B) HAVE THICK (0.5-0.8CM) GLASS AT CONTACT VEINS OF CALCITE AND SMECTITE FRESH SIMILAR TO 11-1, GREY, MAY HAVE TWO COOLING UNITS IN SECTION SMECTITE | CALCITE 65 482 D 12 1 0.0 168.50 168.50 169.80 SCHMINCKE, H. APHYRIC BASALTMASSIVE 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) FINE TO MEDIUM-GRAINED, APHYRIC, GRAIN SIZE DECREASES IN PCE 12B AND 13 FRACTURES MOSTLY SUBHORIZONTAL SOME INCLINED IN PCES 4 & 10 WIH RARE VEINS AND FILLINGS OF SMECTITE AND CARB & ZEOL(?) & MINOR SILVERY SULFIDE, MASSIVE FRESH GREY <1 <1 SMECTITE comments : VERY SPARSELY VESICULAR, GREEN SMECTITE PLAG <1 1 comments : VERY RARE MICROPHENOS SMECTITE | CARB | ZEOLITE comments : ID ZEOLITE UNCERTAIN | SULFIDE 65 482 D 12 1 130.0 168.50 169.80 169.95 SCHMINCKE, H. PLAG SPARSELY PHYRIC BASALTMASSIVE PCES 14A (132-138), 14B (137-145) PHYRIC, FINE-GRAINED MOSTLY SUBHORIZONTAL WITH SOME INCLINED FRACTURES, RARE VEINS FILLED WITH SMECTITE AND CARBONATE AND ZEOLITE(?) AND MINOR PALE SILVERY SULFIDE, MASSIVE FRESH DARK, NEW COOLING UNIT AND PETROGRAPHIC TYPE PLAG 1 <4 SMECTITE | CARB | ZEOLITE comments : ID ZEOLITE UNCERTAIN | SULFIDE 65 482 D 12 2 0.0 168.50 170.00 171.50 SCHMINCKE, H. PLAG SPARSELY PHYRIC BASALTMASSIVE 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) FINE-GRAINED(PCES1-9) TO MEDIUM-GRAINED (PCES10-13), PHYRIC, PCE 8 IS GLASSY RIND OF COOLING UNIT SOME THIN VEINS FILLED WITH SMECTITE AND CARBONATE AND SULFIDE(PCE 5 MAYBE MARCASITE?), SUBVERTICAL AND MOSTLY SUBHORIZONTAL FRACTURES FRESH GREY, CONTINUATION FROM BASE OF 12-1 <1 <1 SMECTITE comments : PCE 13 IS EXAMPLE OF IRREGULAR SHAPE FILLED WITH GREEN SMECTITE PLAG 1-2 <4 SMECTITE | SULFIDE comments : SULFIDE MAYBE MARCASITE | CARB 65 482 D 12 3 0.0 168.50 171.50 173.00 ZOLOTAREV, B. PLAG SPARSELY PHYRIC BASALTMASSIVE 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) PHYRIC, FINE-GRAINED, ALL SAMPLES SIMILAR TEXTURE 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 MODERATE GREY TO 1-1.5 1-2 SMEC,CARB comments : DARK GREY AND WHITE-BLUE GREY MATERIAL MAY BE CARBONATE AND SMECTITE PLAG 1 1.5-3 comments : UNEVENLY DISTRIBUTED CARB | SMECTITE | PYRITE 65 482 D 12 4 0.0 168.50 173.00 173.87 ZOLOTAREV, B. PLAG SPARSELY PHYRIC BASALT 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) FINE-GRAINED, PHYRIC MOD TO STRONGLY FRACTURED FILLED WITH WHITE AND GREY GREENISH MATERIAL PROBABLY SMECTITE AND CARBONATE AND ZEOLITE(?) MODERATE RONG AROUND FRACTURES GREY, YELLOW COATING ON PCES 5-8 TO 1-1.5 1-2 SMEC,CARB comments : 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 PLAG 1 TO4 CARB | SULFIDE | SMECTITE | ZEOLITE comments : ID ZEOLITE UNCERTAIN 65 482 D 13 1 0.0 177.50 177.50 179.00 SCHMINCKE, H. PLAG SPARSELY PHYRIC BASALT 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) 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 FRACTURES MORE IRREGULAR THAN IN MORE MASSIVE OVERLYING UNITS, FEW 1MM VEINS OF ZEOLITE(?) OR SMECTITE OR RARE CARBONATE OR SULFIDE(PCE11) FRESH SAME PETROGRAPHIC TYPE AS 12-1 TO 12-4, GREY <1 SMECTITE comments : MORE IRREGULAR THAN IN MASSIVE BASALTS, FILLED WITH GREEN SMECTITE PLAG <1 <4 CARB comments : RARE | SMECTITE | ZEOLITE comments : ID ZEOLITE UNCERTAIN | SULFIDE 65 482 D 13 2 0.0 177.50 179.00 180.50 ZOLOTAREV, B. PLAG SPARSELY PHYRIC BASALT 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) PHYRIC, MEDIUM-GRAINED EXCEPT PCE 13 IS VERY FINE- GRAINED TO FINE-GRAINED AND PCE 1 IS FINE-GRAINED STRONGLY FRACTURED AND FILLED WITH CARBONATE AND AND SMECTITE AND PYRITE (RARE) MOD TO STRONG PCE 13 IS GREY AND FINER-GRAINED-NEW COOLING UNIT TO1 <1 SMECTITE comments : RARE AND FILLED WITH GREY MATERIAL(SMECTITE) PLAG 1-2 TO 4 CARB | PYRITE | SMECTITE 65 482 D 13 3 0.0 177.50 180.50 180.87 ZOLOTAREV, B. PLAG SPARSELY PHYRIC BASALT PCES 1 (1-10), 2 (12-21), 3 (25-36) FINE-GRAINED, PHYRIC FRACTURES THIN AND FILLED WITH SMECTITE MODERATE GREY SMECTITE comments : VESICLES VERY RARE AND SMALL AND FILLED WITH SMEC PLAG 1 1-4 SMECTITE