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 82 564 H1 CC 0.0 0.00 9.63 9.73 NEUSER, R. APHYRIC TO OL-PLAG SPARSELY PHYRIC BASALT PCES 1A (0-9), 1B (9-18) APHYRIC TO SPARSELY PHYRIC,FINE-GRAINED FRESH TO MOD AY BASALT(7.5YR N5/0),ALTERED BASALT IS GRAYISH- OWN(2.5YR N5/2) <1 <1 CLAY.MINS ROUND comments : RARE CLAY.MIN-FILLED ROUND VESICLES OL <1 <1.5 comments : OL PHENO RESIDUES ARE FILLED WITH BROWN CLAY.MIN,EUHEDRAL TO ANGULAR | PLAG <2 <2 comments : PLAG GLOMEROPHYRIC CLUSTERS CLAY.MIN OL comments : BROWN CLAY.MINS REPLACE OL | CLAY.MIN comments : CLAY.MINS FILL VESICLES 82 564 1 1 0.0 284.00 284.00 285.50 RIDEOUT, M. APHYRIC BASALTPILLOW BASALT PCES 1 (1-5), 2 (7-13), 3 (15-29), 4 (31-43), 5 (45-50), 6 (51-65), 7 (66-80), 8A (82-86), 8B (85-96), 9 (97-106), 10A (108-114), 10B (114-118), 10C (118-120), 11A (123-130), 11B (131-138), 12A (140-145), 12B (145-150) APHYRIC,FINE-GRAINED,NO GLASS PRESENT,PILLOW MARGINS (APHANITIC) AT 65+140-150CM PILLOW BASALT,CALCITE VEINS,FRACTURES SLIGHT TO MOD OL REPLACED,ALTERATION ALONG FRACTURES & ADJACENT TO VEINS(OFTEN APPEARS AS AN ALTERATION ZONE RIMMING A FRESHER ONE),EXCELLENT EXAMPLES IN PCES 12A+12B (140-150CM) | MOD INTERVALS 19-22CM & 30-33CM + PCE 12 GRAY(7.5YR N5/0) BASALT,ALTERED BASALT IS LIGHT BROWNISH-GRAY(10YR 6/2),PILLOW MARGIN AT 140-150CM IS LIGHT GRAY(7.5YR N6/0) TO 2 CALCITE,CLAY.MIN ROUND comments : SPARSELY SCATTERED VESICLES SOMETIMES FILLED WITH CALCITE & SOMETIMES WITH CLAY.MINS OL TO 1.5 comments : OL ID UNCERTAIN-MAY BE PRESENT AS DARK ORANGE-BROWN CLAY.MIN RESIDUE,ANHEDRAL TO SUBHEDRALPATCHES WHICH ARE SPARSELY SCATTERED,MICROPHENOS CALCITE comments : CALCITE FILLS VEINS & SOMETIMES FILL VESICLES | CLAY.MIN comments : CLAY.MINS SOMETIMES FILL VESICLES | CLAY.MIN OL comments : DARK ORANGE-BROWN CLAY.MIN RESIDUE(POSSIBLY OL) 82 564 1 2 0.0 284.00 285.50 287.00 CHRISTIE, D. M. APHYRIC BASALTPILLOW BASALTLIMESTONE PCES 1 (1-9), 2A (10-15), 2B (15-20), 3A (21-29), 3B (29-35), 3C (35-45), 4 (46-50), 5A (51-61), 5B (61-70), 5C (70-74), 5D (75-85), 5E (85-93), 6 (94-110), 7A (112-119), 7B (119-121), 7C (122-126), 8A (127-132), 8B (132-139), 9A (139-145), 9B (145-150) APHYRIC,FINE-GRAINED,SOMETIMES VARIOLITIC,APHANITIC PILLOW MARGINS,SOME NARROW GLASS RIMS PILLOW BASALT,LIMESTONE-CALCITE VEIN IN PCE 3A MOD OL ALTERED | FRESH PCE 3C GRAY(7.5YR N6/0) BASALT,ALTERED BASALT IS DARKER- (7.5YR N6/1),SOME BASALT ALTERED PALE BROWN (10YR 6/3),INTERPILLOW GLASS BRECCIA IN PCES 7A-7C TO 5 IRREGULAR comments : IRREGULAR UNFILLED VESICLES OL TO 2 0.5-1 comments : OL MICROPHENOS ALTERED TO BROWN CLAY.MINS PALAG GLASS comments : PALAGONITE RIMS ON PCES 7A-7C | CALCITE comments : CALCITE VEINS | CLAY.MIN OL comments : OL REPLACED BY BROWN CLAY.MINS 82 564 1 3 0.0 284.00 287.00 288.15 RIDEOUT, M. APHYRIC BASALTPILLOW BASALT PCES 1 (0-9), 2A (10-16), 2B (17-20), 2C (20-22), 3A (23-33), 3B (33-36), 3C (37-44), 4A (46-52), 4B (51-53), 4C (52-57), 5A (58-63), 5B (63-68), 6 (71-78), 7 (80-90), 8A (94-100), 8B (102-106), 9 (107-115) APHYRIC,FINE-GRAINED,SOMETIMES VARIOLITIC,GLASSY MARGINS GRADING INTO A THIN ZONE OF APHANITIC BASALT WHICH THEN BECOMES VARIOLITIC PILLOW BASALT,CALCITE VEINS & FRACTURES,GLASS IN CRACKS & FRACTURES MOD PCES 1-2A+4A-6 | FRESH TO MOD PCES 2B-3C+7-9,OL ALTERED,ALTERATION ALONG VEINS & FRACTURES & PILLOW MARGINS,PALAGONITIZED GLASS IN CRACKS & FRACTURES OF RIND,ALTERATION ZONES GRAY TO BROWNISH(7.5YR,N5/0 TO 10YR 5/1) BASALT DEPENDING UPON EXTENT OF ALTERATION,ALTERATION ZONES MAY APPEAR AS BROWNISH-YELLOW TO YELLOW(10YR 6/6 TO 10YR 7/6),NEAR GLASSY MARGINS COLOR OF BASALT IS VERY DARK-GRAY(7.5YR,N3/1) & COLOR NEAR VARIOLITIC ZONE IS YELLOWISH-BROWN(10YR 5/6 TO 10YR 5/8) GRADING TO GRAY(7.5YR,N5/0) CLAY.MINS ROUND,IRREG comments : VESICLES ARE SPARSELY SCATTERED & ROUNDED WITH SOME LINED WITH CLAY.MINS & OTHERS COMPLETELY FILLED,SOME VESICLES IRREGULAR & CONCENTRATED IN PILLOW MARGIN(58-78CM) HOWEVER THE MAJORITY IN THI ZONE ARE EMPTY OL TO 2 TO 2 comments : OL MICROPHENOS ALTERED TO DARK ORANGE-BROWNCLAY.MINS,ANHEDRAL CLAY.MIN OL comments : DARK ORANGE-BROWN CLAY.MINS REPLACE OL | CLAY.MIN comments : CLAY.MINS FILL SOME VESICLES | CALCITE comments : CALCITE VEINS | PALAG GLASS comments : PALAGONITIZED GLASS OBSERVED IN CRACKS & FRACTURES OF THE GLASSY RIND 82 564 2 1 0.0 293.00 293.00 294.50 DRAKE, N. APHYRIC BASALTPILLOW BASALT PCES 1A (1-5), 1B (5-9), 2A (13-17), 2B (17-21), 2C (21-25), 2D (25-28), 2E (29-33), 3A (36-40), 3B (40-43), 3C (43-47), 4A (50-53), 4B (53-55), 4C (55-70), 7 (105-115), 8A (117-122), 8B (122-125), 9 (127-133), 10A (135-140), 10B (140-144), 10C (144-149) APHYRIC,FINE-GRAINED,PCES 1A+3B-3C+9 ARE COMPRISED OF BLACK GLASS CLASTS IN A CALCITE MATRIX PILLOW BASALT,SOME CALCITE IN FRACTURES FRESH PCES 1A-1B+3B-3C+9 | MOD INTERVAL 52-65CM,PCES 8B+10A-10C | EXT INTERVALS 4-9+65-70CM,PCES 2A-3A+4A+7-8A LIGHT BROWNISH-GRAY(2.5Y 6/2) BASALT 1-2 1-2 ROUND,IRREG comments : VESICLES ARE EMPTY & ARE CONCENTRATED FOR THE MOST PART NEAR PILLOW MARGINS CALCITE comments : SOME CALCITE IN FRACTURES,CALCITE MATRIX IN INTERVALS 0-4+41-48+128-130CM 82 564 2 1 0.0 293.00 293.00 294.50 DRAKE, N. BASALT BRECCIA PCES 5 (72-79), 6A (82-93), 6B (93-103) ALTERED BASALT BRECCIA & ALT.GLAS IN CALCITE MATRIX, PCES ANGULAR TO SUBROUNDED RANGING IN SIZE FROM BARELY VISIBLE THRU 5MM(MOSTLY ALT.GLAS CLASTS), BASALT FRAGMENTS 1.5-7CM(MOSTLY BASALT PCES & SOME PARTLY ALT.GLAS CLASTS),ALT.GLAS FRAGMENTS ARE BROWNISH-YELLOW IN COLOR(10YR 6/6) WHICH IS ALSO THE COLOR THAT STAINS THE CALCITE MATRIX CALCITE comments : CALCITE MATRIX | UNIDENT GLASS comments : ALT.GLAS 82 564 2 2 0.0 293.00 294.50 296.00 DRAKE, N. APHYRIC BASALTPILLOW BASALT PCES 1 (1-13), 2A (15-28), 2B (26-38), 3A (40-43), 3B (42-50), 3C (52-59), 4A (60-63), 4B (65-73), 4C (72-77), 4D (77-80), 5A (81-87), 5B (87-90), 5C (90-93), 5D (94-98), 5E (99-102), 6A (104-113), 6B (113-119), 6C (118-120), 7A (122-127), 7B (127-131), 7C (133-135), 8 (135-149) APHYRIC,FINE-GRAINED,GLASS CLASTS IN INTERVAL 86-104CM & GLASS ON PCE 3C,GLASS RIMS ON PCES 4A-4D+ 6A PILLOW BASALT FRESH PCES 1-3B+5A-5E | MOD PCES 3C-4A+6A+8 | EXT PCES 4B-4D+6B-7C GRAY(2.5Y N5/0) BASALT 0-58CM,48-58CM IS LIGHT GRAYISH-BROWN(2.5Y 6/2),INTERVALS 60-83+106-150CM ARE LIGHT OLIVE-BROWN(2.5Y 5/4) <1 comments : NO VESICLES IN INTERVAL 48-58CM EXCEPT ON PILLOW MARGIN(WITH GLASS) AT 55-57CM | TO 2 TO 5 ROUND comments : ROUNDED EMPTY VESICLES NEAR PILLOW MARGINS(GLASS RIMS) IN INTERVALS 60-83+106-150CM | TO 1 TO 1 CALCITE ROUND comments : FILLED VESICLES IN INTERVALS 60-83+106-150CM CALCITE comments : CALCITE FILLS SOME VESICLES IN INTERVALS 60-83+106 -150CM,SPARRY CALCITE & LIMESTONE/CALCITE IN SOME GLASS CLASTS IN PCES 5B-5E 82 564 2 3 0.0 293.00 296.00 297.25 RIDEOUT, M. APHYRIC BASALTPILLOW BASALT PCES 1A (1-6), 1B (7-10), 1C (11-15), 2 (18-25), 3A (28-30), 3B (32-35), 4 (36-50), 5 (52-73), 6 (75-107), 7A (108-127), 7B (118-125) APHYRIC,FINE-GRAINED,GLASSY MARGINS GRADE INTO A ZONE OF APHANITIC BASALT & IN TURN TO A VARIOLITIC ZONE PILLOW BASALT,CALCITE VEINS,FRACTURES comments: ALTERATION OCCURS ADJACENT TO CALCITE VEINS, ALTERATION APPEARS AS MOTTLING OF INTENSITY OF GRAYS,ALTERED OL FRESHER BASALT IS GRAY(7.5YR N5/0),MOTTLING VARIES FROM 7.5YR N5/0 TO 7.5YR N6/0,VERY DARK-GRAY APHANITIC ZONES(7.5YR N3/1),VARIOLITIC ZONES ARE VARIABLE FROM YELLOWISH-BROWN(10YR 5/6) TO BROWNISH- YELLOW(7.5YR 6/6) TO GRAY(7.5YR,N5/0) CLAY.MIN,CALCITE ROUND,IRREG comments : VESICLES ARE ROUND OR IRREGULAR & LINED WITH CLAY.MINS &/OR FILLED WITH CALCITE,MOST VESICLES ARE EMPTY,MOST ARE CONCENTRATED IN THE PILLOW MARGINS OL TO 2 TO 1 comments : OL PRESENT AS MICROPHENOS ALTERED TO FORM DARKORANGE-BROWN RESIDUE,ANHEDRAL CLAY.MIN OL comments : DARK ORANGE-BROWN CLAY.MINS | CALCITE comments : CALCITE FILLS VEINS & SOME VESICLES | CLAY.MIN comments : CLAY.MINS LINE SOME VESICLES 82 564 3 1 0.0 302.00 302.00 303.50 DRAKE, N. APHYRIC BASALTPILLOW BASALTLIMESTONE PCES 1 (0-15), 2A (15-23), 2B (23-28), 2C (28-39), 2D (39-45), 3A (47-51), 3B (51-58), 3C (58-65), 4A (67-74), 4B (74-85), 5 (86-93), 6 (94-98), 7 (101-113), 8A (115-121), 8B (122-125), 9A (127-132), 9B (133-140), 10A (140-146), 10B (146-150) APHYRIC,FINE-GRAINED,GLASS RIMS WITH CALCITE AT 68-69CM,GLASS WITH VEINS AT 96-99CM PILLOW BASALT,CALCITE IN FRACTURES,CALCITE/LIMESTONE VEINS FRESH PCE 6 | MOD PCES 2A-2C+9A-10B | EXT PCES 1+4A-5+7-8B GRAY(2.5Y N5/0) BASALT,ALTERED BASALT IS YELLOWISH- BROWN(2.5Y 6/4) TO 3 TO 3 CALCITE,CLAY.MIN ROUND,IRREG comments : ROUND CALCITE-FILLED VESICLES AT ALTERED PILLOW MARGINS,DARK-GREEN CLAY.MIN-FILLED IRREGULAR VESICLES,ROUND & IRREGULAR EMPTY VESICLES OCCUR ESPECIALLY NEAR PILLOW MARGINS CALCITE comments : CALCITE FILLS SOME VESICLES & FRACTURES & VEINS | CLAY.MIN comments : DARK-GREEN CLAY.MINS FILL SOME VESICLES 82 564 3 2 0.0 302.00 303.50 305.00 CHRISTIE, D. M. APHYRIC BASALTPILLOW BASALT PCES 1 (1-11), 2A (13-17), 2B (17-22), 2C (17-20), 2D (20-22), 3A (24-38), 3B (38-47), 4 (49-55), 5A (57-67), 5B (66-75), 5C (73-78), 5D (78-86), 5E (85-94), 5F (94-100), 5G (102-110), 6 (111-115), 7A (118-136), 7B (137-149) APHYRIC,FINE-GRAINED,GLASS RIMS GRADE INTO NARROW APHANITIC & VARIOLITIC RIMS & THEN FINE-GRAINED BASALT PILLOW BASALT,MINOR CALCITE VEINS MOD SALT RANGES IN COLOR FROM GRAY(7.5YR N5/0) TO PALE OWN(10YR 6/3) DEPENDING UPON AMOUNT OF ALTERATION TO 1.5 TO 5 CLAY.MINS ROUND,IRREG comments : ROUND & IRREGULAR VESICLES ARE MOSTLY EMPTY BUT A FEW ARE CLAY.MIN-FILLED CALCITE comments : MINOR CALCITE VEINS | CLAY.MIN comments : CLAY.MINS FILL SOME VESICLES 82 564 3 3 0.0 302.00 305.00 306.50 NEUSER, R. APHYRIC BASALTPILLOW BASALT PCES 1 (3-9), 2A (11-18), 2B (18-20), 2C (20-23), 2D (23-27), 2E (27-30), 3A (32-40), 3B (41-47), 3C (47-55), 3D (55-63), 3E (63-67), 4A (68-75), 4B (75-89), 5 (91-99), 6 (101-109), 7 (110-122), 8A (125-135), 8B (135-141), 9 (142-149) APHYRIC,FINE-GRAINED,GLASS IN PCES 2E+3D-3E+5 WITH VARIOLITIC ZONES(VARIOLES <1.5MM IN DIAMETER) PILLOW BASALT,FRACTURES,CALCITE-FILLED VEINS MOD TO EXT ALT.GLAS NEAR FRACTURES IN GLASSY MARGINS,BASALT ALTERED NEAR FRACTURES & VEINS COLOR OF BASALT VARIES DUE TO ALTERATION FROM GRAY TO GRAYISH BROWN(2.5Y,N5/0 TO 2.5Y,N5/2),PCES 7+9 AR MADE UP OF SEVERAL PCES 0 comments : NO VISIBLE VESICLES IN PCES 1-3E | TO 1.5 2 CALCITE ROUND comments : PCES 4A-9 HAVE HALF-FILLED VESICLES CALCITE comments : CALCITE FILLS VEINS & HALF-FILLS VESICLES | PALAG GLASS comments : PALAGONITIZATION OF GLASS OCCURS NEAR FRACTURES 82 564 3 4 0.0 302.00 306.50 307.00 DRAKE, N. APHYRIC BASALTPILLOW BASALT PCES 1A (2-8), 1B (8-14), 2 (15-20), 3 (22-30), 4A (32-35), 4B (35-38), 5 (40-43), 6 (46-50) APHYRIC,FINE-GRAINED,SIMILAR TO CORES 3-1 THRU 3-3 PILLOW BASALT MOD PCES 1A-1B+6 | FRESH PCE 2 | FRESH TO MOD PCES 3-4B WHERE OL(?) IS ALTERED TO BROWN CLAY.MINS(?) | EXT PCE 5 COLOR OF BASALT VARIES DUE TO EXTENT OF ALTERATION (FROM GRAY-7.5YR, N6/0 TO LIGHT BROWNISH GRAY- 2.5Y 6/2) 1-2 2-3 ROUND comments : EMPTY ROUNDED VESICLES IN PCES 1A-1B | 1-2 1-3 CALCITE ROUND comments : ROUNDED CALCITE-FILLED AS WELL AS EMPTY VESICLES IN PCE 5 OL 1-2 1-2 comments : ID OL UNCERTAIN,ALTERED TO BROWN CLAY.MINS(?) CALCITE comments : FILLS SOME VESICLES IN PCE 5 | CLAY.MIN OL comments : ID CLAY.MINS & OL UNCERTAIN,BROWN IN PCES 3-4B 82 564 4 1 0.0 311.00 311.00 312.50 DRAKE, N. APHYRIC BASALTPILLOW BASALT PCES 1 (1-15), 2A (16-22), 2B (22-26), 2C (26-32), 2D (32-35), 3 (37-46), 4A (49-54), 4B (54-58), 4C (58-65), 4D (65-72), 4E (72-77), 4F (77-79), 5A (82-85), 5B (85-90), 6 (91-105), 7 (106-114), 8A (115-122), 8B (123-127), 8C (127-135), 8D (135-140), 9A (142-145), 9B (141-149) APHYRIC,FINE-GRAINED,PCES 7-8D ARE FINER-GRAINED THAN REST OF SECTION,GLASS RIM ON PCE 8C PILLOW BASALT,CALCITE IN FRACTURES FRESH TO MOD PCES 1+4A-5B | MOD PCES 2A-3+7 & TOP 5CM OF PCE 6 | EXT PCES 8A-8D & BOTTOM 8CM OF PCE 6 | FRESH PCES 9A-9B BASALT VARIES IN COLOR DUE TO EXTENT OF ALTERATION FROM GRAY TO LIGHT BROWNISH-GRAY(2.5Y N5/0-2.5Y N6/0 TO 2.5Y 6/2),PCE 2A IS BASALT BRECCIA IN A CALCITE MATRIX,PCES 9A-9B ARE FRESH BLACK GLASS CLASTS IN A CALCITE MATRIX 0 comments : PCES 1+2B-5B ARE NON-VESICULAR | 1-2 1-2 ROUND,IRREG comments : PCES 7-8D HAVE EMPTY ROUND & IRREGULAR VESICLES | 1-2 <1 CALCITE IRREGULAR comments : PCES 7-8D HAVE CALCITE-FILLED IRREGULAR VESICLES PLAG 5-10 1-4 | OL 1-2 1-2 comments : PLAG NEEDLES RANDOMLY ORIENTED IN RADIATINGCLUSTERS,OL(?) ALTERED TO BROWN CLAY.MINS(?) CLAY.MIN OL comments : ID CLAY.MINS & OL UNCERTAIN | CALCITE comments : CALCITE MATRIX IN PCES 2A+9A-9B,CALCITE FILLS FRACTURES,CALCITE FILLED VESICLES IN PCES 7-8D 82 564 4 2 0.0 311.00 312.50 314.00 DRAKE, N. APHYRIC BASALTPILLOW BASALT PCES 1A (0-15), 1B (14-19), 2 (20-25), 3A (27-31), 3B (32-36), 3C (35-48), 3D (48-53), 4A (55-59), 4B (59-65), 5A (65-77), 5B (77-82), 5C (83-86), 5D (86-92), 5E (92-95), 6A (96-107), 6B (107-111), 6C (110-117), 6D (117-124), 6E (124-126), 7A (130-133), 7B (133-141), 7C (140-150) APHYRIC,FINE-GRAINED,CHILLED GLASSY MARGIN IN PCES 5A-5E PILLOW BASALT,FRACTURES FILLED WITH CALCITE EXT PCES 1A+5A-6A,GLASS ALTERED TO CLAY.MINS | MOD PCES 1B-4B+6B-7C GRAY TO LIGHT YELLOWISH-BROWN BASALT(2.5Y N5/0 TO 2.5Y 6/4),GLASS MARGINS ALTERED TO YELLOW(10YR 7/8) & STRONG BROWN(7.5YR 5/6) 1-2 1-2 CALCITE IRREG,ROUND comments : ROUND & IRREGULAR VESICLES ARE FILLED WITH CALCITE OR EMPTY CLAY.MIN GLASS comments : GLASS ALTERED TO YELLOW & STRONG BROWN CLAY.MINS | CALCITE comments : CALCITE FILLS FRACTURES & SOME VESICLES 82 564 4 3 0.0 311.00 314.00 315.50 DRAKE, N. APHYRIC BASALTPILLOW BASALTLIMESTONE PCES 1A (1-7), 1B (8-15), 1C (15-20), 1D (19-26), 1E (26-35), 2A (35-40), 2B (40-43), 2C (43-47), 2D (47-51), 2E (52-58), 2F (58-62), 2G (63-66), 2H (66-72), 2I (73-77), 3A (78-81), 3B (82-86), 3C (85-87), 4A (88-97), 4B (97-103), 4C (103-104), 4D (103-107), 4E (107-116), 4F (117-122), 4G (123-128), 4H (128-131), 5A (132-140), 5B (140-149) APHYRIC,FINE-GRAINED,GLASS IN PCES 2A-2I PILLOW BASALT,IRREGULAR CALCITE-FILLED INTER- CONNECTING CAVITIES(5-15MM IN SIZE) IN PCE 1B MOD PCES 1A-1D+4A-4H | EXT PCES 1E+2F+3A-3C | FRESH TO MOD PCES 2A-2E+2G-2I+5A-5B BASALT VARIES IN COLOR DUE TO ALTERATION(RANGES FROM GRAY-7.5YR N5/0 TO LIGHT BROWNISH-GRAY-2.5Y 6/2), PCES 2A-2I ARE BLACK GLASS CLASTS(ANGULAR TO SUB- ROUNDED IN CALCITE MATRIX WITH VERY PALE BROWN LIMESTONE IN PLACES),IN PCE 1F LIMESTONE MATRIX IS YELLOW,PCE 3B IS A BASALT CLAST IN CALCITE MATRIX WITH LIMESTONE BAND WITH MORE BASALT IN THE BANDS <1 comments : PCES 3A-5B OL 2-3 1-2 comments : ID UNCERTAIN,ALTERED TO BROWN CLAY.MINS | OL <1 comments : PCES 3A-5B CALCITE comments : CALCITE FILLS CAVITIES,MATRIX IN PCES 2F+3B | CLAY.MIN OL comments : STRONG BROWN CLAY.MINS,ID UNCERTAIN | UNIDENT GLASS comments : ALT.GLAS IN PCE 2F 82 564 4 4 0.0 311.00 315.50 317.00 DRAKE, N. APHYRIC BASALTPILLOW BASALT PCES 1A (0-8), 1B (8-21), 1C (21-24), 1D (24-39), 2A (40-50), 2B (50-58), 2C (58-61), 2D (62-64), 2E (62-64), 2F (66-68), 2G (65-68), 3A (70-78), 3B (78-85), 3C (84-91), 3D (91-98), 3E (98-106), 3F (107-111), 3G (112-115), 3H (115-117), 3I (117-119), 4A (120-125), 4B (125-128), 4C (126-134), 4D (134-137), 4E (137-149) APHYRIC,FINE-GRAINED,GLASS IN PCE 2A PILLOW BASALT,EXTENSIVE CALCITE-FILLED FRACTURES MOD PCES 1A-1D+3A-3D | EXT PCES 2A-2G+3E-4C | FRESH TO MOD PCES 4D+4E BASALT VARIES IN COLOR DUE TO ALTERATION FROM GRAY TO LIGHT BROWNISH-GRAY(2.5Y N5/0 TO 2.5Y 6/2) 1-2 <1 ROUND % EMPTY VESICLES MOSTLY IN HIGHLY ALTERED PARTS CALCITE comments : CALCITE-FILLED FRACTURES 82 564 5 1 0.0 320.00 320.00 321.50 RIDEOUT, M. APHYRIC BASALTPILLOW BASALT PCES 1A (0-3), 1B (2-8), 1C (8-11), 1D (13-17), 1E (18-21), 1F (22-24), 2 (25-45), 3A (47-53), 3B (53-60), 4 (63-66), 5A (70-78), 5B (78-88), 5C (88-95), 6A (98-102), 6B (103-108), 6C (108-116), 7A (118-122), 7B (122-127), 7C (127-132), 7D (132-137), 7E (135-142), 7F (142-147), 7G (146-149) APHYRIC,FINE-GRAINED,BASALT GRADES FROM GLASSY TO APHANITIC TO VARIOLITIC,GLASS IN PCES 3B+4+7B+7E+7G PILLOW BASALT,CALCITE VEINS,CALCITE PATCHES IN PCES MOD TO EXT BASALT ALTERED,OL ALTERED,PALAGONITIZATION OF GLASS CLASTS,ALTERATION ADJACENT TO FRACTURES & VARIOLITIC ZONES BASALT VARIES IN COLOR DUE TO ALTERATION FROM GRAY (7.5YR N5/0) TO LIGHT YELLOWISH-BROWN(10YR 6/4) TO BROWNISH-YELLOW(10YR 6/6),VARIOLITIC ZONES ARE GRAYISH-BROWN(10YR 5/2),PCES 4+7D ARE GLASS CLASTS WITH CALCITE MATRICES 1-2 CLAY.MIN,CALCITE ROUND,IRREG comments : VESICLES ARE EITHER CLAY.MIN-LINED OR CALCITE- FILLED & SPARSELY SCATTERED,CONCENTRATED IN VARIOLITIC ZONES OL 1 comments : OL MICROPHENOS & HIGHLY ALTERED TO DARK ORANGE-BROWN UNIDENT.MINS CALCITE comments : PCES 4+7D ARE GLASS CLASTS WITH CALCITE MATRICES, CALCITE FILLS VEINS & SOME VESICLES,PATCHES OF CALCITE PRESENT IN SOME PCES ALSO | UNIDENT OL comments : DARK ORANGE-BROWN UNIDENT.MINS | PALAG GLASS comments : SMALLER GLASS CLASTS ALTERED TO PALAG 82 564 5 2 0.0 320.00 321.50 322.95 NEUSER, R. APHYRIC BASALTPILLOW BASALT PCES 1 (0-11), 2A (13-15), 2B (16-18), 2C (18-25), 2D (25-32), 2E (32-38), 2F (38-48), 2G (50-60), 3A (62-65), 3B (65-70), 4A (71-81), 4B (81-129), 5 (130-144) APHYRIC,FINE-GRAINED,VARIOLITIC ZONE ABOVE GLASS IN PCE 5 PILLOW BASALT FRESH TO MOD OL REPLACED | FRESH GLASS BASALT RANGES IN COLOR FROM GRAY(7.5YR 5/0) TO GRAYISH-BROWN(10YR 5/2) IN ALTERED AREAS TO 2 TO 5 CALCITE,CLAY.MIN ROUND,IRREG comments : VESICLES ARE PARTIALLY OR TOTALLY FILLED WITH EITHER CALCITE OR CLAY.MINS OL 1 TO 1.5 comments : OL MOSTLY REPLACED BY A REDDISH-BROWN CLAY.MIN CALCITE comments : CALCITE FILLS SOME VESICLES | CLAY.MIN comments : CLAY.MINS FILL SOME VESICLES | CLAY.MIN OL comments : REDDISH-BROWN CLAY.MIN REPLACES OL 82 564 5 3 0.0 320.00 323.00 324.50 CHRISTIE, D. M. APHYRIC BASALTPILLOW BASALT PCES 1 (3-7), 2 (10-20), 3A (21-24), 3B (26-28), 3C (30-34), 4A (37-42), 4B (42-48), 4C (48-55), 4D (54-62), 4E (62-67), 4F (67-78), 5A (80-84), 5B (84-90), 5C (90-100), 5D (100-108), 5E (108-112), 5F (112-120), 5G (120-128), 5H (128-136), 5I (137-140), 5J (140-147) APHYRIC,FINE-GRAINED,FRESH BLACK GLASS PCES 1CM THICK & RINDS 1-2MM IN PCES 2+3C+4A+5H,TEXTURE GRADES FROM GLASS TO APHANITIC BASALT TO VARIOLITIC BASALT PILLOW BASALT,MINOR CALCITE VEINLETS,IRREGULAR CALCITE VEIN IN PCE 4D(POSSIBLY A VESICLE TRAIN?) MOD YELLOWISH-BROWN MOTTLING IN PCES 4B-5G,MINOR GLASS ALTERATION GRAY BASALT(10YR N5/0 TO 7.5YR N6/0),ALTERED BASALT MAY BE BROWN(10YR 6/3) OR YELLOWISH-BROWN(10YR 5/6) TO 2 TO 5 ROUND,IRREG comments : VESICLES ARE CONCENTRATED WITHIN A FEW CM OF PILLOW MARGINS,POSSIBLE VESICLE TRAIN FILLED WITH CALCITE IN PCE 4D CALCITE comments : CALCITE VEINS(POSSIBLY A VESICLE TRAIN?) | PALAG | CARB comments : CARB.UNSPEC 82 564 5 4 0.0 320.00 324.50 326.00 RIDEOUT, M. APHYRIC BASALTPILLOW BASALT PCES 1A (1-5), 1B (7-10), 1C (9-16), 1D (17-20), 2A (22-30), 2B (30-43), 2C (43-55), 3A (58-61), 3B (61-71), 3C (71-78), 4 (79-88), 5A (89-98), 5B (98-105), 6A (107-114), 6B (115-119), 7 (122-130), 8A (133-138), 8B (138-146), 8C (146-150) APHYRIC,FINE-GRAINED,SIMILAR TO CORE 5-3,GLASS IN PCES 1A-1B+2B+5A+6A-6B+8A PILLOW BASALT MOD MOTTLED YELLOW-BROWN PATCHES COLOR OF BASALT VARIES DUE TO EXTENT OF ALTERATION FROM GRAY(7.5YR N5/0) TO DARK GRAY(7.5YR N6/0) TO MOTTLED YELLOW-BROWN PATCHES(10YR 5/6) 82 564 5 5 0.0 320.00 326.00 326.35 RIDEOUT, M. APHYRIC BASALTPILLOW BASALT PCES 1A (0-3), 1B (4-8), 2A (10-14), 2B (15-19), 2C (20-25), 2D (26-35) APHYRIC,FINE-GRAINED PILLOW BASALT,IRREGULAR PATCHES(2-5MM IN DIAMETER) OF CALCITE SET INTO BASALT IN PCE 2C MOD OL & PLAG REPLACED,MORE ALTERED ABOUT CALCITE PATCHES IN PCE 2C GRAY BASALT(7.5YR N5/0) RARE CALCITE OL 1-2 comments : OL PRESENT AS DARK ORANGE-BROWN ALTERATION PRODUCTANHEDRAL,SCATTERED | PLAG 1-3 comments : PLAG PRESENT AS NEEDLE-LIKE MICROPHENOS,LOCALIZEDCONCENTRATION CALCITE comments : CALCITE FILLS VESICLES,CALCITE PATCHES IN PCE 2C | UNIDENT OL comments : DARK ORANGE-BROWN UNIDENT.MINS REPLACE OL 82 564 6 1 0.0 329.00 329.00 330.50 CHRISTIE, D. M. APHYRIC BASALTPILLOW BASALT PCES 1A (1-21), 1B (21-42), 1C (42-48), 2 (50-59), 3 (60-73), 4A (74-80), 4B (80-98), 5 (100-105), 6A (106-116), 6B (115-130), 6C (130-138), 6D (138-142), 6E (142-150) APHYRIC,FINE-GRAINED,PCES 1C-6E ARE APHANITIC & VARIOLITIC,GLASS ON PCES 3+4B+6D-6E PILLOW BASALT,FRACTURED MOD TOP OF PCE 1A & BOTTOM OF PCE 1B,PCES 1C-6E | FRESH INTERVALS 7-18+27-35CM | FRESH TO MOD INTERVAL 18-27CM PCES 1A-1B ARE DARK-GRAY(7.5YR N4/0) WITH SLIGHT ALTERATION TO BROWN(10YR 5/1) NEAR FRACTURES,PCES 1C-6E ARE GRAY(7.5YR N5/0) IN FRESHER AREAS & LIGHT BROWNISH-GRAY TO PALE BROWN(10YR 6/2 TO 10YR 6/3) IN ALTERED AREAS PLAG 2-3 TO 3 comments : ABUNDANT ACICULAR PLAG | OL 0.5 comments : ROUND OL MICROPHENOS COMPLETELY ALTERED TO BROWNOR DARK GREEN UNIDENT.MINS UNIDENT OL comments : OL COMPLETELY ALTERED TO BROWN OR DARK GREEN UNIDENT.MINS 82 564 6 2 0.0 329.00 330.50 332.00 CHRISTIE, D. M. APHYRIC BASALTPILLOW BASALT PCES 1A (1-12), 1B (12-15), 1C (16-18), 2A (20-28), 2B (30-38), 3A (40-45), 3B (45-70), 4 (72-88), 5A (91-100), 5B (99-105), 5C (101-111), 5D (111-116), 6A (118-128), 6B (126-135), 6C (135-142), 6D (142-149) APHYRIC,PCES 1A-2A APHANITIC,PCES 2B-4+6A-6D FINE- GRAINED,GLASS IN PCES 1C+5C,SIMILAR TO CORE 6-1 PILLOW BASALT MOD PCES 1A+2A+5B-6D | FRESH TO MOD PCES 2B-4 | MOD TO EXT 1B+1C+5A GRAY BASALT CALCITE IRREGULAR comments : PCE 3B | 1-3 1-8 CARB.UNSPEC ROUND comments : PCES 6A-6D WITH ABUNDANCE & SIZE INCREASING DOWNCORE CALCITE comments : CALCITE-FILLED VESICLES IN PCE 3B | CARB comments : CARB.UNSPEC-FILLED VESICLES IN PCES 6A-6D 82 564 6 3 0.0 329.00 332.00 333.50 RIDEOUT, M. APHYRIC BASALTPILLOW BASALTMASSIVE BASALTLIMESTONE PCES 1 (1-5), 2A (7-13), 2B (13-22), 2C (21-27), 2D (27-30), 3 (32-44), 4A (45-50), 4B (50-55), 5A (57-65), 5B (65-74), 5C (74-80), 5D (79-83), 6A (85-87), 6B (87-99), 6C (98-103), 7 (104-108), 8A (110-125), 8B (125-132), 9 (133-140), 10 (141-150) APHYRIC,FINE-GRAINED,INTERVALS 46-59+105-109CM ARE VARIOLITIC(POSSIBLY PILLOW MARGINS?) MASSIVE PILLOW BASALT,IRREGULAR CALCITE PATCHES, CALCITE/LIMESTONE BLEBS INTERVALS 46-59+105-109CM FRESH TO MOD PCES 1-3+5A+6A-6C+8A-10 | MOD PCES 4A-4B+5B-5D+7 BASALT IS DARK GRAY(7.5YR N4/0) TO BROWN(10YR 5/1) DEPENDING UPON EXTENT OF ALTERATION(SOME BASALT ALTERED TO LIGHT BROWNISH-GRAY TO PALE BROWN) PLAG | OL comments : PLAG & OL ARE SIMILAR TO THAT FOUND IN CORE 6-1 CALCITE comments : CALCITE PATCHES,SPARRY CALCITE INTERGROWN INTO BASALT CAVITIES,CALCITE/LIMESTONE BLEBS INTERVALS 46-59+105-109CM 82 564 6 4 0.0 329.00 333.50 335.00 RIDEOUT, M. APHYRIC BASALTPILLOW BASALTMASSIVE BASALT PCES 1A (1-7), 1B (7-11), 2A (13-22), 2B (20-34), 2C (33-38), 2D (38-49), 2E (50-57), 2F (57-61), 2G (61-73), 2H (73-80), 2I (80-88), 2J (89-112), 2K (113-150) APHYRIC,FINE-GRAINED,CONTINUATION OF CORE 6-3 MASSIVE PILLOW BASALT,1-6CM CALCITE PATCHES MOD MOTTLED GRAY ALTERATION,OL ALTERED DARK(?) GRAY(7.5YR N4/0) BASALT PLAG 1-4 comments : LARGE AMOUNTS OF ACICULAR PLAG PHENOS | OL comments : OL ALTERED TO DARK ORANGE-BROWN ANHEDRALUNIDENT.MINS CALCITE comments : CALCITE PRESENT IN PATCHES | UNIDENT OL comments : ANHEDRAL DARK ORANGE-BROWN UNIDENT.MINS REPLACE OL 82 564 6 5 0.0 329.00 335.00 336.00 RIDEOUT, M. APHYRIC BASALTPILLOW BASALTMASSIVE BASALT PCES 1A (0-7), 1B (5-10), 1C (10-17), 1D (17-24), 1E (20-30), 1F (27-31), 1G (31-37), 1H (38-40), 1I (40-42), 1J (43-48), 1K (48-50), 2A (52-56), 2B (57-60), 2C (60-64), 2D (64-66), 2E (68-70), 3 (71-96) APHYRIC,PCES 1A-2C FINE-GRAINED & SIMILAR TO CORE 6-4,PCES 2D-3 APHANITIC & VARIOLITIC & SIMILAR TO CORE 6-1,GLASS ON ONE OF THE FRAGMENTS OF PCE 3 MASSIVE PILLOW BASALT FRESH PCES 1A-1D+2A-2D & UPPER 6CM OF PCE 1E | FRESH TO MOD PCES 1F-1K & LOWER 3CM OF PCE 1E | MOD PCES 2E-3 PCE 3 MADE UP OF SEVERAL FRAGMENTS 82 564 7 1 0.0 338.00 338.00 339.50 RIDEOUT, M. APHYRIC BASALTPILLOW BASALT PCES 1 (1-8), 2 (10-18), 3 (19-24), 4A (26-33), 4B (35-40), 4C (41-50), 5A (50-63), 6D (97-103), 7 (105-121), 8 (123-128), 9A (130-135), 9B (135-147) APHYRIC,PCES 1-4C+9B ARE FINE-GRAINED,PCES 5A+7-8 HAVE INTERPILLOW GLASS GRADING TO APHANITIC BASALT & IN TURN INTO A VARIOLITIC ZONE(ALL ZONES ARE ONLY A FEW CM THICK),GLASS ON PCE 8 PILLOW BASALT FRESH TO MOD PCES 1-2+4A-4C+7 & LOWER FRAGMENT OF PCE 9B | MOD PCES 3+5A+6D+8-9A & UPPER TWO FRAGMENTS OF PCE 9B BASALT COLOR VARIES DUE TO EXTENT OF ALTERATION- SOME BASALT IS DARK GRAY(7.5YR N4/0) TO A MOTTLED GRAY(7.5YR N5/0) OR A LIGHT YELLOWISH-BROWN (10YR 6/4),VARIOLITIC ZONES ARE YELLOWISH-BROWN (10YR 5/6 TO 10YR 5/8),APHANITIC BASALT IS BLACK (7.5YR N2.5/0) 82 564 7 1 0.0 338.00 338.00 339.50 RIDEOUT, M. GLASS BRECCIALIMESTONE PCES 5B (62-70), 5C (71-73), 5D (75-79), 5E (79-84), 5F (84-88), 6A (89-94), 6B (93-96), 6C (94-97) GLASS BRECCIA WITH CLASTS CEMENTED INTO A CALCITE/ LIMESTONE MATRIX,CLASTS ARE ANGULAR & ALIGNED PARALLEL TO EACH OTHER WITHIN A PCE,CALCITE/LIME- STONE MAY BE TINTED A SLIGHT PALAG COLOR & ALSO A LIGHT PINK ZONE IS SEEN CALCITE comments : CALCITE/LIMESTONE CEMENTS CLASTS 82 564 7 2 0.0 338.00 339.50 341.00 CHRISTIE, D. M. APHYRIC BASALTPILLOW BASALT PCES 1A (1-8), 1B (7-16), 1C (14-21), 1D (21-30), 2A (32-35), 2B (36-41), 3A (43-47), 3B (46-48), 3C (48-57), 3D (57-61), 3E (65-68), 3F (57-64), 3G (64-71), 4 (73-78), 5 (81-87), 6A (89-93), 6B (90-93), 6C (93-101), 6D (101-105), 7A (106-111), 7B (111-117), 7C (117-123), 7D (123-128), 8 (128-142), 9 (143-149) APHYRIC,INTERVALS 0-28+130-140CM ARE FINE-GRAINED, INTERVALS 28-128CM APHANITIC & GLASS PILLOW MARGIN PILLOW BASALT FRESH INTERVALS 0-28+129-150 | MOD INTERVAL 28-130 INTERVAL 95-105 INTERPILLOW GLASS BRECCIA WITH MATRIX PART WHITE CALCITE & PART LIGHT GRAY FINE- GRAINED LIMESTONE CALCITE comments : WHITE CALCITE PARTIALLY COMPRISES MATRIX OF INTERPILLOW GLASS BRECCIA 82 564 7 3 0.0 338.00 341.00 342.25 RIDEOUT, M. APHYRIC BASALTPILLOW BASALT PCES 1 (0-8), 2 (11-18), 3A (20-24), 3B (24-26), 4A (29-43), 4B (43-55), 4C (55-63), 4D (63-74), 5A (76-80), 5B (81-86), 5C (86-97), 6 (99-106), 7 (110-123) APHYRIC,FINE-GRAINED,PILLOW INTERIOR GRADING INTO AN INTERPILLOW ZONE(CONSISTING OF GLASS TO APHANITIC TO VARIOLITIC ZONES),SIMILAR TO CORE 7-1 PILLOW BASALT FRESH TO MOD ALTERATION SIMILAR TO CORE 7-1, PCE 2 +4A-4C+5A + INTERVAL 92-123 CM | MOD PCE 1+3A+3B+4D+5B + INTERVAL 82-92CM DARK GRAY BASALT(7.5YR N4/0),COLORING SIMILAR TO CORE 7-1 82 564 8 1 0.0 347.00 347.00 348.50 DRAKE, N. APHYRIC BASALTPILLOW BASALT PCES 1A (1-3), 1B (4-6), 1C (4-7), 2A (8-20), 2B (21-27), 2C (27-38), 2D (38-43), 2E (43-52), 2F (52-56), 2G (57-61), 2H (60-62), 3 (63-81), 4A (82-85), 4B (85-89), 4C (89-93), 4D (93-97), 4E (97-102), 4F (103-105), 4G (105-108), 4H (108-113), 5A (115-124), 5B (124-127), 5C (127-141), 5D (141-147) APHYRIC,FINE-GRAINED,VARIOLITIC GRADING TO APHANITIC TO GLASS RIMS,GLASS CHILL MARGINS ON PCES 1C+4B-4C+ 4E-4H PILLOW BASALT,CALCITE-FILLED FRACTURES FRESH TO MOD PCES 1A-1C+4A-4H | EXT PCES 2A-2B+2F-3+5A | MOD PCS 2C-2E+5B-5D GRAY(2.5Y N5/0) BASALT SOME ALTERED TO PALE BROWN (10YR 6/3),GLASS CLASTS IN CALCITE MATRIX PRESENT (COLOR VARIES FROM REDDISH-YELLOW(7.5YR 6/8)) TO BROWN(7.5YR 4/4) FURTHER OUT FROM GLASS CORE DUE TO ALTERATION),GLASS CHILL MARGINS ARE BLACK 1-2 <1 CALCITE ROUND comments : EMPTY & CALCITE-FILLED VESICLES PRESENT ESPECIALLY IN ALTERED PILLOW MARGINS UNIDENT GLASS comments : GLASS CLASTS ALTERED | CALCITE comments : CALCITE FILLS FRACTURES,PCE 4D HAS SPARRY CALCITE RIM,CALCITE FILLS SOME FRACTURES,GLASS CLASTS HAVE CALCITE MATRIX 82 564 8 2 0.0 347.00 348.50 349.15 NEUSER, R. APHYRIC BASALTPILLOW BASALT PCES 1A (1-4), 1B (4-6), 1C (7-13), 1D (13-16), 1E (17-20), 2 (22-32), 3 (35-43), 4 (46-55), 5 (57-63) APHYRIC,FINE-GRAINED PILLOW BASALT FRESH TO MOD SALT GRAY TO LIGHT BROWNISH-GRAY(2.5Y N6/0 TO 5Y N6/2) DEPENDING UPON EXTENT OF ALTERATION 0 comments : PCES 1A-2 | 0.5-2 5-10 CALCITE ROUND comments : PCES 3-4 HAVE CALCITE-FILLED VESICLES,PCE 5 HAS EMPTY VESICLES CALCITE comments : CALCITE FILLS MOST VESICLES 82 564 8 2 65.0 347.00 349.15 349.75 NEUSER, R. OL PLAG MOD PHYRIC BASALT PCES 6 (65-73), 7 (75-85), 8A (87-90), 8B (90-93), 8C (92-95), 8D (95-99), 8E (99-103), 8F (103-107), 8G (108-110), 8H (110-113), 9 (115-122) MOD PHYRIC,FINE-GRAINED BUT COARSER GRAINED THAN IN PREVIOUS SECTIONS,GLASS SPLINTERS AMONG THE CHIPS IN PCE 9 FRESH TO MOD E 9 MADE UP OF SEVERAL CHIPS 0 comments : NO VISIBLE VESICLES OL 5 TO 1 comments : OL PHENOS RANDOMLY SCATTERED & REPLACED BY BROWN &GREEN CLAY.MINS | PLAG TO 4 comments : PLAG LATHS CLAY.MIN OL comments : BROWN & GREEN CLAY.MINS REPLACE OL 82 564 9 1 0.0 356.00 356.00 357.50 NEUSER, R. OL PLAG MOD PHYRIC BASALT PCES 1A (1-11), 1B (11-17), 1C (17-25), 1D (25-45), 1E (45-54), 1F (53-67), 1G (67-75), 1H (75-79), 1I (79-96), 1J (96-105), 1K (101-105), 2A (108-111), 2B (110-112), 2C (113-115), 2D (115-118), 2E (118-121), 3A (123-127), 3B (127-135), 3C (134-140), 3D (142-147) MOD PHYRIC,FINE-GRAINED FRACTURES ARE COMMON & MOSTLY ORIENTED HORIZONTAL & SHOW CALCITE FILLING & IN SOME PLACES A SOFT DARK-TO -LIGHT-GREEN UNIDENT.MINS ON THE FRACTURE PLANE FRESH TO MOD OL ALTERED DARK GRAY BASALT(5Y 4/1) OL <5 <1 comments : OL PHENOS MOSTLY REPLACED BY BROWN CLAY.MINS | PLAG TO 5 comments : ACICULAR PLAG OCCURS THROUGHOUT COPPER 0.5-2 comments : ID UNCERTAIN,A FEW SCATTERED LATH-SHAPED OR ROUND MINERALS OCCUR WHICH LOOK LIKE METALLIC COPPER CALCITE comments : CALCITE FILLS SOME FRACTURES | CLAY.MIN OL comments : BROWN CLAY.MINS REPLACE OL | UNIDENT comments : SOFT DARK-TO-LIGHT-GREEN UNIDENT.MINS ON SOME FRACTURE PLANES 82 564 9 2 0.0 356.00 357.50 358.25 NEUSER, R. OL-PLAG SPARSELY PHYRIC BASALT PCES 1 (1-10), 2 (11-19), 3A (21-25), 3B (26-32), 3C (34-39), 4 (41-54), 5A (55-63), 5B (64-74) SPARSELY PHYRIC,FINE-GRAINED,BLACK GLASS MARGIN ON BASE OF PCE 5B FRESH TO MOD ALTERED BASALT ZONE ABOVE GLASS MARGIN ON PCE 5B BASALT IS DARK GRAY(5Y 4/1),ALTERED BASALT IN PCE 5B IS DARK GRAYISH-BROWN(10YR 4/2) OL <2 comments : LESS OL THAN IN CORE 9-1 | PLAG <1 82 564 9 2 75.0 356.00 358.25 358.95 NEUSER, R. APHYRIC TO OL SPARSELY PHYRIC BASALTPILLOW BASALTBASALT GLASS BRECCIA PCES 6A (75-78), 6B (78-81), 6C (83-86), 6D (86-90), 7 (91-100), 8A (102-105), 8B (105-109), 8C (109-113), 8D (113-115), 8E (115-117), 8F (117-120), 9A (121-125), 9B (126-132), 9C (132-143) PCE 6C SPARSELY PHYRIC,PCES 7-9C APHYRIC,PCES 6C+7- 9C ARE ALL FINE-GRAINED PCES 7-9C PILLOW BASALT(?) FRESH TO MOD ES 6A+6D ARE GRAY(5Y 5/1),PCE 6C IS DARK GRAY .5Y N4/0),PCES 7-9C ARE GRAY(5Y 5/1),PCE 6B IS SALT GLASS BRECCIA WITH PALAGONITIZED GLASS CLASTS 6MM) WITH CALCITE CEMENT <5 CLAY.MIN,CALCITE ROUND,OVAL comments : PCES 6A+6D ARE HIGHLY VESICULAR BASALT WITH ROUND TO OVAL VESICLES WHICH ARE EMPTY OR LIGHT-GREEN CLAY.MIN-FILLED OR COATED OR FILLED WITH CALCITE | 0 comments : PCES 7-9C HAVE NO VISIBLE VESICLES OL comments : OL PRESENT IN PCE 6C CLAY.MIN comments : LIGHT GREEN-CLAY.MINS FILLS OR COATS SOME VESICLES | CALCITE comments : CALCITE MATRIX IN PCE 6B,CALCITE FILLS SOME VESICLES | PALAG GLASS comments : PALAGONITIZED GLASS CLASTS IN PCE 6B 82 564 9 3 0.0 356.00 359.00 359.80 NEUSER, R. APHYRIC BASALTPILLOW BASALT PCES 1A (0-4), 1B (4-7), 1C (7-11), 1D (13-15), 2A (17-25), 2B (26-33), 2C (33-35), 2D (36-39), 2E (39-42), 3A (43-51), 3B (51-55), 3C (56-61), 3D (62-65), 4A (67-72), 4B (72-76) APHYRIC,FINE-GRAINED,PCES 1D-2B ARE PCES OF CHILLED PILLOW MARGINS WHERE SOMETIMES GLASS GRADES THRU VARIOLITIC ZONE(VARIOLES <2MM) INTO VERY FINE- GRAINED BASALT,PCE 3C VARIOLITIC(<7MM) PILLOW BASALT,GREEN CLAY.MINS(?) ON FRACTURE PLANES OF PCES 1A-1C,PCES 1D-2B HIGHLY FRACTURED FRESH TO MOD ES 1A-1C ARE GRAY(5Y 5/1),PCES 1D-2B ARE VERY DARK AY(2.5Y N3/0),PCES 2C-4B ARE GRAY(5Y 6/1) <2 CALCITE IRREGULAR comments : PCES 2C-4B HAVE SPARSELY SCATTERED IRREGULAR VESICLES PLAG <3 comments : PLAG LATHS VISIBLE IN PCES 2C-4B CALCITE comments : CALCITE FILLS VESICLES IN PCES 2C-4B,CALCITE CEMENTS PCES 1D-2B | CLAY.MIN comments : GREEN CLAY.MINS(?) FOUND ON FRACTURE PLANES IN PCES 1A-1C