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 37 332 A 6 2 54.0 102.00 104.04 104.11 WRIGHT, T. APHYRIC BASALT PCE 1-2 (54-61) APHYRIC, FINE-GRAINED FRESH 37 332 A 6 2 63.0 102.00 104.13 104.27 WRIGHT, T. BAKED SEDIMENTINCLUDES LAYER OF PHYRIC BASALT (SAME AS PCES 7-12 DESCRIBED IN REST OF SECTION) PCES 3-4 (63-69), 5 (70-74), 6 (75-77) 37 332 A 6 2 80.0 102.00 104.30 104.80 WRIGHT, T. PLAG PHYRIC BASALT PCE 7 (80-87), 8 (89-97), 9 (99-104), 10 (106-110), 11 (111-121), 12 (123-130) PHYRIC, FINE-GRAINED GROUNDMASS, RARE GLASS SLIGHTLY <1 comments : ABUNDANT PLAG 20 10 | OL 1 <1 comments : OL PHENOCRYSTS ARE RARE 37 332 A 7 1 0.0 111.50 111.50 112.58 WRIGHT, T. PLAG SPARSELY PHYRIC TO PHYRIC BASALT PCE 1 (4-11), 2 (13-22), 3 (25-28), 4 (30-34), 5 (36-45), 6 (47-51), 7 (54-58), 8 (61-70), 9 (72-79), 10 (81-87), 11 (89-99), 12 (101-107) PHYRIC, FINE-GRAINED GROUNDMASS, RARE GLASS AND GLASSY MARGINS RARE VEINS SLIGHTLY <1 comments : COMMON PLAG 15-20 <10 37 332 A 7 1 110.0 111.50 112.60 112.95 WRIGHT, T. APHYRIC BASALT PCE 13 (110-118), 14 (120-125), 15 (127-132), 16 (135-139), 17 (141-145) APHYRIC, GLASSY RIND AT THE TOP OF PCE 14, APHANITIC SLIGHTLY <4 comments : COMMON, SOME ARE STRUNG OUT VERTICALLY PLAG <<1 <1 37 332 A 7 2 4.0 111.50 113.04 113.73 WRIGHT, T. APHYRIC BASALT PCE 18(5-11),19 (12-18),20 (20-25), 21(27-36), 22-23 (38-46), 24 (48-52), 25 (55-60), 26 (62-68), 27 (70-73) APHYRIC, CRYSTALLINE, FINE-GRAINED, GRANULAR, SOME BRECCIA, SOME GLASSY BASALT RARE VEINS FILLED WITH CALCITE SLIGHTLY GLASSY BASALT IN CORE CATCHER <1 comments : ABUNDANT, ZONES UP TO 5 MM CALCITE comments : FILLS VEINS 37 332 A 8 1 0.0 121.00 121.00 122.41 WRIGHT, T. APHYRIC TO PLAG-OL SPARSELY PHYRIC BASALT PCE 1 (0-7), 2 (9-17), 3 (19-25), 4 (27-34), 5 (36-43), 6 (45-54), 7 (55-64), 8 (66-72), 9 (75-83), 10 (85-92), 11 (94-102), 12 (104-114), 13A (116-121), 13B (123-132), 14 (135-141) APHYRIC TO SPARSELY PHYRIC, CRYSTALLINE, FINE GRAINED GROUNDMASS, SOME GLASSY RIMS PCE 1 CONTAINS CALCITE AMYGDULES SLIGHTLY PCE 8 IS A PIECE OF CHERT WITH A GLASSY RIND <1 comments : ABUNDANT, VARIABLE, RARE SINGLE AND ZONES UP TO 5 MM, RARE VERTICALLY ORIENTED GROUPS, SOME VUGS PLAG | OL comments : ALL PHENOS ARE RARE AND SEVERAL MM IN SIZE CALCITE comments : FILLS AMYGDULES AND VUGS 37 332 A 8 2 0.0 121.00 122.50 123.94 WRIGHT, T. APHYRIC TO PLAG SPARSELY PHYRIC BASALT PCE 15(0-11), 16(14-21),17 (22-29),18 (31-38), 19(40-45),20 (47-53),21 (55-61),22 (62-69), 23(71-79), 24 (81-87), 25 (89-94), 26 (96-100), 27 (101-112), 28 (114-119), 29 (121-127), 30 (129-135), 31 (136-144) APHYRIC TO SPARSELY PHYRIC, CRYSTALLINE, FINE GRAINED GROUNDMASS, GLASSY RIND IN PCE 15 SLIGHTLY comments : VARIABLE, COMMON, MOST <1MM IN SIZE, OCCASIONAL LARGE 1-5 MM VESICLES PLAG <1 comments : SCARCE TO ABSENT, PCE 13 HAS ONE 2 MM PHENOCRYST,PCE 14 HAS ONE 5 MM PHENOCRYST 37 332 A 9 1 0.0 130.50 130.50 131.87 FLOWER, M. APHYRIC TO PLAG-OL MODERATELY PHYRIC BASALT PCE 1 (0-11), 2 (14-19), 3 (20-27), 4 (29-34), 5 (36-44), 6A-6B (45-55), 7 (66-74), 8 (76-80), 9 (81-86), 10 (87-94), 11 (96-100), 12 (101-108), 13 (110-115), 14 (116-119), 15 (120-127), 16 (129-137 APHYRIC TO MODERATELY PHYRIC, CRYSTALLINE, FINE GRAINED FINE VEINLETS IN PCE 12 SLIGHTLY 1 comments : UBIQUITOUS, OCCASIONAL PARTIAL INFILLING, NUMEROUS VESICLES IN PCE 10 PLAG 3 | OL 1 37 332 A 10 3 40.0 140.00 143.40 143.86 FLOWER, M. APHYRIC TO PLAG SPARSELY PHYRIC BASALT PCE 1 (40-44), 2 (46-55), 3 (56-67), 4 (70-76), 5 (78-86) APHYRIC TO SPARSELY PHYRIC, CRYSTALLINE, FINE GRAINED FINE VEINLETS IN PCES 2+4+5, SOME AMYGDULES SLIGHTLY comments : MANY VESICLES PLAG comments : PCE 5 HAS ONE 7 MM PHENO 37 332 A 11 1 54.0 149.50 150.04 150.65 FLOWER, M. APHYRIC TO PLAG SPARSELY PHYRIC BASALT PCE 1 (54-61), 2 (62-70), 3 (71-78), 4 (80-89), 5 (91-98), 6 (100-106), 7 (108-115) APHYRIC TO SPARSELY PHYRIC, CRYSTALLINE, FINE GRAINED, GLASSY MARGINS IN PCES 1+7 FEW VEINS SLIGHTLY <2 comments : VARIABLE, OCCASIONALLY UP TO 5MM PLAG comments : VERY FEW 37 332 A 12 1 5.0 159.00 159.05 160.25 WRIGHT, T. APHYRIC BASALT PCE 1 (5-11), 2 (12-20), 3 (21-26), 4 (29-35), 5 (36-43), 6 (54-59), 7 (61-69), 8 (70-76), 9(79-83),10(85-91),11A-11B(92-100),12A-12D(100-125) APHYRIC, GLASS ALONG TINY FRACTURES AND IRREGULAR AREAS OTHERWISE CRYSTALLINE, FINE-GRAINED RARE VEINS WITH GLASS-PALAGONITE, TINY FRACTURES SLIGHTLY <1 SULFIDE, CLAY comments : UBIQUITOUS, SCATTERED LARGER UP TO 2 MM SULFIDES comments : FILLS VESICLES | PALAG GLASS comments : FILLS VEINS | CLAY comments : FILLS SOME VESICLES 37 332 A 12 2 5.0 159.00 160.55 161.38 WRIGHT, T. APHYRIC BASALT PCE 12E-12F(5-28),13(30-34),14(36-43), 15A (45-53), 15B (56-64), 16 (65-71), 17 (73-79), 18 (81-88) APHYRIC, FINE-GRAINED, MOSTLY CRYSTALLINE EXCEPT FOR GLASSY MICROFRACTURES SOME VEINS FILLED WITH GLASS PALAGONITE SLIGHTLY TO MODERATELY <1 comments : UBIQUITOUS, RARE, LONGER UP TO 3 MM, SOME VUGS FILLED WITH CALCITE PALAG GLASS | CALCITE comments : FILLS SOME VUGS 37 332 A 13 1 111.0 168.50 169.61 169.97 WRIGHT, T. APHYRIC BASALTWHITE SEDIMENT PCE 1 (111-126), 2 (118-122), 3 (125-129), 4 (136-140), 5 (141-147) | GLASSY TO APHANITIC, GLASSY MARGIN IN PCE 4 SOME CALCITE FILLED AMYGDULES SLIGHTLY PCE 2 CONSISTS OF WHITE SEDIMENT <1 comments : UBIQUITOUS, SCARCE VESICLES UP TO 3 MM OL comments : ONE PHENOCRYST CALCITE comments : FILLS AMYGDULES 37 332 A 14 1 33.0 178.00 178.33 179.48 WRIGHT, T. APHYRIC BASALT PCE 1 (33-42), 2 (44-49), 3 (51-56), 4 (58-65), 5 (66-72), 6 (75-81), 7 (84-89), 8 (91-97), 9 (100-105), 10 (107-112), 11 (114-120), 12 ( 122-131), 13 (133-139), 14 (141-148) APHYRIC, GLASSY TO FINE-GRAINED, GLASSY RIND ON PCE 3 SOME MICROFRACTURES SLIGHTLY <1 comments : UBIQUITOUS, RARE VESICLES UP TO 3 MM 37 332 A 15 1 53.0 187.50 188.03 188.36 WRIGHT, T. PLAG-OL SPARSELY PHYRIC BASALT PCE 1 (53-59), 2 (61-67), 3 (70-76), 4 (78-86) SPARSELY PHYRIC, PARTLY GLASSY TO CRYSTALLINE, SOME GLASSY BRECCIA IN PCE 2 FRESH TO SLIGHTLY <1 comments : UBIQUITOUS, VARIABLE, SMALL, RARE LARGE VESICLES TO 5 MM, SOME VESICLES AND VUGS FILLED WITH CALCITE + GREEN CLAY + RARE ZEOLITE, MOST VESICLES ARE OPEN PLAG <0.5 | OL <0.5 comments : BOTH RARE 1 MM CALCITE | CLAY comments : GREEN | ZEOLITE comments : RARE comments : ALL THREE MINERALS FILL SOME VESICLES 37 332 A 16 1 30.0 197.00 197.30 198.30 APHYRIC BASALT PCE 1 (30-40), 2 (43-50), 3 (54-57), 4 (63-67), 5 (71-79), 6 (82-86), 7 (90-96), 8 (100-105), 9 (110-114), 10 (117-120), 11 (124-129) APHYRIC, VERY FINE-GRAINED, CRYSTALLINE FRESH COLOR OF BASALT IS N3 .5 1-3 37 332 A 17 1 3.0 206.50 206.53 207.49 APHYRIC BASALT PCE 1 (3-8), 2 (11-17), 3 (22-26), 4 (30-35), 5 (39-44), 6 (49-55), 7 (57-60), 8 (62-67), 9 (70-75), 10 (79-82), 11 (86-90), 12 (94-99) APHYRIC, VERY FINE-GRAINED, CRYSTALLINE VEINS IN PCE 12 FRESH COLOR OF BASALT IS N3, COLOR OF PCE 12 IS 2.5YR 3/1 .5 2-6 comments : PCE 12 HAS VESICLES ABOUT 10 MM ACROSS 37 332 A 19 1 35.0 225.50 225.85 226.49 APHYRIC BASALT PCE 1 (35-40), 2 (44-47), 3 (56-60), 4 (65-70), 5 (75-79), 6 (83-90), 7 (93-100) APHYRIC, CRYSTALLINE, VERY FINE-GRAINED, GLASSY IN PCES 1+5+6+7 SURFACE VEINS FRESH COLOR N3 IN PCES 1+5+6+7, COLOR 5Y 5/2 IN PCES 2+3 .5 1-6 comments : PCES 1+5+6+7 | 2-4 5 comments : PCES 2+3 37 332 A 20 2 52.0 235.00 237.02 237.82 WRIGHT, T. APHYRIC BASALT PCE 1 (52-58), 2 (60-67), 3 (69-80), 4 (82-86), 5 (88-94), 6 (96-104), 7 (106-113), 8 (115-120), 9 (122-126), 10 (128-133) APHYRIC, FINE-GRAINED, CRYSTALLINE SLIGHTLY <1 comments : SOME TO 5 MM, UBIQUITOUS, MOSTLY OPEN, SOME FILLED WITH CALCITE AND HEMATITE PLAG comments : ONE PHENOCRYST CALCITE comments : FILLS SOME VESICLES | HEMATITE comments : POSSIBLY FILLS SOME VESICLES 37 332 A 21 1 30.0 244.50 244.80 245.86 FISCHER, J. APHYRIC BASALT PCE 1 (30-35), 2 (40-44), 3 (47-50), 4 (54-60), 5 (65-70), 6 (72-75), 7 (79-81), 8 (85-89), 9 (92-95), 10 (100-104), 11 (107-109), 12 (115-120), 13 (124-126), 14 (130-136) APHYRIC, VERY FINE-GRAINED, CRYSTALLINE BROWN STAINED SURFACE FRACTURES FRESH COLOR OF BASALT IS N3 .5 1-5 37 332 A 22 1 7.0 254.00 254.07 254.17 FISCHER, J. APHYRIC BASALT PCE 1 (7-12), 2 (15-17) GLASSY RIND ON PCE 2 PCE 1 COLOR IS 10YR 4/1 37 332 A 22 1 20.0 254.00 254.20 255.10 FISCHER, J. SEDIMENT 37 332 A 22 1 111.0 254.00 255.11 255.48 FISCHER, J. APHYRIC BASALT PCE 12 (111-115), 13 (118-120), 14 (123-125), 15 (128-131), 16 (134-138), 17 (142-148) APHYRIC, VERY FINE-GRAINED, CRYSTALLINE TO GLASSY FRESH COLOR OF BASALT IS N3 .5 1-3 37 332 A 23 1 11.0 263.50 263.61 264.84 FISCHER, J. APHYRIC BASALT PCE 1 (11-15), 2 (19-21), 3 (24-28), 4 (32-33), 5 (37-41), 6 (44-47), 8 (59-61) , 9 (65-68), 10 (71-74), 11 (78-81), 12 (85-91), 13 (94-96), 14 (99-105), 15 (108-114), 16 (117-120), 17 (123-126), 18 (129-134) APHYRIC, CRYSTALLINE, VERY FINE-GRAINED, PCES 9+10 ARE BRECCIA BASALT WITH CALCITE CEMENT FRESH COLOR OF BASALT IS N3, PCE 7 IS A WELL LITHIFIED CHALK WITH SIDEROMELANE FRAGMENTS TO 10 MM AUGITE FRAGMENTS TO 4 MM AND PALAGONITE RINDS .5 1-3 comments : VESICLES HAVE THIN BLUISH LININGS CALCITE comments : FOUND AS CEMENT OF BRECCIA IN PCES 9+10 37 332 A 24 1 112.0 273.00 274.12 274.31 FISCHER, J. APHYRIC BASALT PCE 1 (112-115), 2A (118-125), 2B (125-131), 2C (128-129), 2D (129-131) APHYRIC, CRYSTALLINE, VERY FINE-GRAINED FRESH COLOR OF BASALT N3 .5 1 37 332 A 25 1 11.0 282.50 282.61 283.98 WRIGHT, T. APHYRIC TO PLAG-OL SPARSELY PHYRIC BASALT PCE 1 (17-22), 2 (25-29), 3 (31-40), 4 (42-47), 5 (50-54), 6 (55-60), 7 (62-72), 8 (74-78), 10A-10B (88-99), 11A-11B (101-106), 13 (112-117), 14 (120-125), 15 (126-132), 16 (135-140), 17 (141-148) APHYRIC TO SPARSELY PHYRIC, FINE-GRAINED, CRYSTALLINE SLIGHTLY PCE 9 + 12 ARE CONSOLIDATED OOZE WITH GLASS-PALAG FRAGMENTS TO 6 MM (MOST 1 MM) <1 comments : UBIQUITOUS, VERY RARE <1 MM, SOME LINED WITH POSSIBLE ZEOLITES AND POSSIBLE GREEN CLAY PLAG <1 | OL <1 comments : SPARSELY PHYRIC BASALT IN PCES (13-17) ZEOLITE comments : POSSIBLY LINES SOME VESICLES | CLAY comments : GREEN, POSSIBLY LINES SOME VESICLES 37 332 A 26 1 26.0 292.00 292.26 293.00 WRIGHT, T. PLAG-OL MODERATELY PHYRIC BASALTMIXED SEDIMENT AND BASALT PCE 1 (25-35), 2 (37-46), 3 (47-54), 4 (56-62), 5 (64-71), 6 (73-77), 7 (79-82), 8 (84-90), 9 (92-100) PHYRIC, PCE 2 SHOWS SOME PLAG PHENOCRYST CONCENTRATION, MEDIUM TO FINE-GRAINED SUBOPHITIC, SOME GLASSY RINDS AND GLASS-PALAGONITE ZONES, SOME PIECES OF CHERT, SOME MIXED SEDIMENT AND BASALT IN PCES 3-6 SLIGHTLY <1 SILICA, CLAY comments : UBIQUITOUS, MOSTLY OPEN, SOME POSSIBLY TO 5 MM, LINED WITH ZEOLITES, SILICA AND POSSIBLE BLUE CLAY FILLING PLAG <2 | OL <1 comments : OL PHENOS RARE ZEOLITE | SILICA comments : BOTH POSSIBLY LINE VESICLES | CLAY comments : BLUE, POSSIBLY FILL VESICLES | PALAG GLASS 37 332 A 26 1 101.0 292.00 293.01 293.24 WRIGHT, T. BASALT WITH CHERT PCE 10 (101-108), 11 (110-115), 12 (117-124) BASALT MIXED WITH PALAGONITIZED GLASS IN A CHERT MATRIX SLIGHTLY PALAG GLASS 37 332 A 26 2 2.0 292.00 293.52 294.98 WRIGHT, T. PLAG-OL PHYRIC BASALT PCE 1 (2-7), 2 (9-15), 3 (17-23), 4 (25-30), 5 (32-36), 6 (39-44), 7 (46-50), 8 (51-56), 9 (57-62), 10 (65-71), 11 (72-78), 12 (80-86), 13 (89-94), 14 (96-101), 15 (102-112), 16 (114-120), 17 (122-128), 18 (130-134), 19 (136-141), 20 (142-147) PHYRIC, FINE-GRAINED, CRYSTALLINE CARBONATE VEINS SLIGHTLY PCES 1 + 2 + 3 + 18 CONSIST OF CHERT WITH INCLUDED GLASS-PALAGONITE <1 comments : UBIQUITOUS, MOSTLY OPEN SOME TO 5 MM, FILLED BY GRAY BLUE CLAY + SILICA + POSSIBLE ZEOLITE PLAG <2 | OL <1 comments : OL IS LESS COMMON ZEOLITE comments : POSSIBLY FILLS VESICLES | CLAY comments : GRAY BLUE FILLS VESICLES | SILICA comments : FILLS VESICLES | CARB comments : FILLS VEINS | PALAG GLASS comments : FOUND IN CHERT 37 332 A 27 1 2.0 301.50 301.52 302.98 WRIGHT, T. PLAG-OL-CPX PHYRIC BASALT PCE 1 (2-6), 2 (9-12), 3 (14-16), 4 (18-21), 5 (24-30), 6 (31-37), 7 (39-46), 8 (49-54), 9 (56-61), 10 (64-70), 11 (71-76), 12 (77-82), 13 (85-89), 14 (91-95), 15 (97-99), 16 (101-104), 17A-17D (105-113),18 (115-121),19 (123-124), 20 (125-134), 21 (136-140), 22 (142-148) PHYRIC, FINE-GRAINED, CRYSTALLINE, GLASSY RIND ON PCE 14 CHERT FILLED VEINS FRESH TO SLIGHTLY PCE 15 CONSIST OF CHERT WITH INCLUDED GLASS-PALAGONITE <1 CARBONATE, SILICA comments : UBIQUITOUS, COMMON TO 5 MM PLAG <2 comments : USUALLY <1 MM | OL <2 comments : USUALLY <1 MM | CPX comments : AUGITE, USUALLY <1 MM comments : PLAG PHENOS OFTEN INTERGROWN WITH AUGITE CARB comments : FILLS VESICLES | SILICA comments : FILLS VESICLES | PALAG GLASS comments : FOUND IN PCE 15 INCLUDED IN CHERT 37 332 A 28 1 7.0 311.00 311.07 312.44 WRIGHT, T. PLAG-OL-PYX PHYRIC BASALT PCE 1 (8-11), 2 (14-21), 3 (23-31), 4A-4B (34-41), 5 (44-48), 6 (50-57), 7 (59-64), 8 (66-73), 9 (75-79), 10 (81-88), 11 (90-95), 12 (97-104), 13 (106-114), 14 (115-119), 15 (121-125), 16 (128-136), 17 (138-144) PHYRIC, FINE-GRAINED, CRYSTALLINE, SUBOPHITIC RARE VESICLES FILLED BY CARBONATE + SILICA SLIGHTLY TO MODERATELY <1 CARBONATE, SILICA comments : UBIQUITOUS, VARIABLE TO 5 MM, ALSO FILLED WITH ZEOLITES AND BLUE CLAY PLAG <5 | OL <2 | PYX comments : INTERGROWN INTO PLAG, IDENTIFICATION IS UNSURE-POSSIBLE HYPERSTHENE OR AUGITE | OTHER comments : GREEN MINERAL, POSSIBLY CHROMIUM RICH, INTERGROWNWITH PLAG CARB comments : FILLS VEINS, AND SOME VESICLES | SILICA comments : FILLS VEINS AND VESICLES | ZEOLITE comments : FILLS VESICLES | CLAY comments : BLUE, FILLS VESICLES 37 332 A 28 2 2.0 311.00 312.52 313.92 WRIGHT, T. PLAG-OL-CPX SLIGHTLY TO MODERATELY PHYRIC BASALT PCE 1 (2-8), 2A-2B (9-17), 3 (20-23),4 (25-32), 5A-5B (34-38),6(40-44),7(46-49), 8 (51-54), 9 (56-65), 10 (66-71), 11 (74-80), 12 (82-89), 13 (90-95), 14 (97-104), 15 (105-115), 16 (118-121), 17 (123-128), 18A-18B (130-142) SLIGHTLY TO MODERATELY PHYRIC, FINE-GRAINED, CRYSTALLINE, SUBOPHITIC CHERT VEIN IN PCE 15 SLIGHTLY TO MODERATELY <1 comments : UBIQUITOUS, COMMON UP TO 5 MM PLAG <3 | OL <3 | CPX comments : RARE AUGITE INTERGROWN WITH PLAG 37 332 A 28 3 20.0 311.00 314.20 314.68 WRIGHT, T. PLAG-OL-CPX SLIGHTLY PHYRIC BASALT PCE 1 (20-25), 2 (26-34), 3A-3C(36-45),4(47-51), 5 (53-61), 6 (61-68) SLIGHTLY PHYRIC, FINE-GRAINED, CRYSTALLINE, SUBOPHITIC SLIGHTLY TO MODERATELY <1 CLAY comments : UBIQUITOUS, RARE TO 5 MM, CLAY IS GREEN, CHLOROPHAEITE LININGS PLAG <5 | OL <2 | CPX <2 comments : POSSIBLE AUGITE, RARE | OTHER <2 comments : RARE GREEN CRYSTALS CLAY comments : GREEN, FILLS VESICLES 37 332 A 29 1 3.0 320.50 320.53 321.95 FLOWER, M. PLAG-OL-CPX PHYRIC BASALT PCE 1 (4-9), 2 (10-18), 3 (20-24), 4 (25-30), 5 (32-40), 6 (41-46), 7 (47-54), 8 (55-60), 9 (61-69), 10 (70-80), 11 (80-85), 12 (86-89), 13 (91-95), 14 (96-101), 15 (103-108), 16 (108-115), 17 (116-124), 18 (125-135), 19 (137-145) PHYRIC, FINE TO MODERATELY COARSE GRAINED, SUBOPHITIC MINOR CHERTY VEINS, AMYGDULES 1-2 MM NEAR CHERTY ZONES SLIGHTLYcomments: MORE APPARENT NEAR CHERT 1-2 comments : SMALL, COMMON NEAR CHERTY ZONES PLAG | OL | CPX comments : ABUNDANT PHENOS PLAG | CPX comments : FINE TO MODERATELY COARSE GRAINED 37 332 A 30 1 5.0 330.00 330.05 331.46 FLOWER, M. PLAG-OL PHYRIC BASALTOCCASIONAL CHERT LAYERS AND VEINING PCE 1 (5-8), 2 (10-14), 3 (16-20), 4 (22-30), 5 (32-39), 6 (40-45), 7 (46-49), 8 (50-58), 9 (60-64), 10 (65-72), 11 (74-76), 12 (77-82), 13 (84-89), 14 (90-94), 15 (95-100), 16 (102-110), 17 (112-119), 18 (121-125), 19 (128-131), 20 (132-140), 21 (141-146) PHYRIC, FINE TO MODERATELY COARSE GRAINED CALCITE VEINING SLIGHTLY comments : SLIGHT TO MODERATE PLAG 4-5 | OL 3 PLAG | CPX comments : BOTH INTERGROWN comments : GROUNDMASS TEXTURE IS FINE TO DOLERITIC CALCITE comments : FILLS VEINS 37 332 A 30 2 10.0 330.00 331.60 332.51 FLOWER, M. PLAG-OL PHYRIC BASALT PCE 22 (10-14), 23 (16-20), 24 (22-30), 25 (32-39), 26 (41-50), 27 (53-59), 28A (60-65), 28B (65-70), 29 (72-77), 30 (79-81), 31 (84-88), 32 (90-93), 33 (95-101) PHYRIC, FINE TO MODERATELY COARSE GRAINED, SUBOPHITIC OCCASIONAL CALCITE VEINS SLIGHTLY comments : SPARSELY DISPERSED, SUPERFICIAL COATING EXCEPT IN PCES 29-30, POSSIBLE ZEOLITE FILLING COMMON PLAG 4 | OL 1 comments : GROUNDMASS IS FINE TO MODERATELY COARSE CALCITE comments : FILLS VEINS | ZEOLITE comments : POSSIBLY FILLS VEINS 37 332 A 31 1 8.0 339.50 339.58 340.90 FLOWER, M. PLAG-OL PHYRIC BASALT PCE 1 (8-12), 2 (14-19), 3 (20-26), 4 (28-34), 5 (35-44), 6 (45-50), 7 (51-55), 8 (56-60), 9 (61-65), 10 (66-72), 11 (74-80), 12 (81-86), 13 (88-91), 14 (92-100), 15 (102-105), 16 (105-110), 17 (112-120), 18 (121-126), 19 (127-132), 20 (134-140) PHYRIC, FINE TO COARSE GRAINED, SUBOPHTIC CALCITE VEINS SLIGHTLY comments : RELATIVELY UNVESICULATED, PARTIAL INFILLING PLAG 4 | OL 1 comments : OLIVINE PHENOCRYSTS ARE RARER CPX | PLAG comments : MODERATE TO COARSE GRAINED, SUBOPHITIC CALCITE comments : FILLS VEINS 37 332 A 31 2 5.0 339.50 341.05 342.39 FISCHER, J. PLAG MODERATELY PHYRIC BASALT PCE 1 (5-12), 2 (15-20), 3 (22-26), 4 (30-36), 5 (40-41), 6 (45-47), 7 (51-55), 8 (59-65), 9 (68-70), 10 (74-80), 11 (82-86), 12 (89-94), 13 (97-102), 14 (105-109), 15 (111-115), 16 (118-122), 17 (126-129), 18 (132-139) MODERATELY PHYRIC SPARSE VEINS YELLOW IN COLOR SLIGHTLY COLOR IS VARIABLE comments : ABUNDANT VESICLES FILLED WITH ZEOLITES + BLACK GLOBULES POSSIBLY CONSISTING OF SULFIDES + RED GLOBULES + PALE BLUE AND PALE GREEN LININGS PLAG 8 3 PLAG | OL comments : MEDIUM GRAINED, CRYSTALLINE ZEOLITE comments : FILLS VESICLES | SULFIDES comments : POSSIBLY FILLS VESICLES 37 332 A 31 3 6.0 339.50 342.56 343.56 FISCHER, J. PLAG MODERATELY PHYRIC BASALT PCE 1A (6-11), 1B (11-18), 1C (18-24), 2 (26-29), 3 (31-35), 4 (37-41), 5 (45-47), 6 (50-52), 7A (56-60), 7B (60-69), 7C (69-78), 7D (78-85), 8 (88-91), 9 (95-98), 10 (100-106) TEXTURALLY AND MINERALOGICALLY SIMILAR TO SECTION 31-2 EXCEPT FOR LACK OF VESICLES BELOW 25 CM 0 comments : NO VESICLES BELOW 25 CM 37 332 A 32 1 2.0 349.00 349.02 350.44 WRIGHT, T. PLAG-OL-CPX PHYRIC BASALT PCE 1 (2-7), 2 (9-13), 3 (15-21), 4 (23-27), 5 (29-37), 6 (39-45), 7 (47-53), 8 (55-61), 9 (63-73), 10 (75-82), 11 (84-89), 12 (91-96), 13 (98-102), 14A -14B (105-119), 15 (120-126), 16 (130-135), 17 (137-144) PHYRIC, FINE-GRAINED, CRYSTALLINE SLIGHTLY comments : UBIQUITOUS TO 2MM, SOME LININGS OF SILICA AND CLAY PLAG <4 | OL <1 | CPX <1 comments : RARE AUGITE SILICA comments : LINES VESICLES | CLAY comments : LINES VESICLES 37 332 A 32 2 20.0 349.00 350.70 351.27 WRIGHT, T. PLAG-OL-CPX PHYRIC BASALT PCE 1 (20-24), 2 (25-33), 3 (35-40), 4 (42-47), 5A (50-55), 5B (55-60), 6 (62-68), 7 (70-77) | TEXTURALLY AND MINERALOGICALLY SIMILAR TO SECTION 32-1 37 332 A 33 1 85.0 358.50 359.35 359.88 WRIGHT, T. PLAG-OL-CPX PHYRIC BASALT PCE 1 (85-91), 2 (92-99), 3 (100-109), 4 (111-116), 5 (119-125), 6 (127-131), 7 (133-138) PHYRIC, FINE-GRAINED, CRYSTALLINE SLIGHTLY comments : UBIQUITOUS TO 1MM, RARE TO 3MM, FILLED WITH SILICA + ZEOLITE + CLAY, PCE 4 IS VESICULAR PLAG <5 | OL <1 | CPX comments : RARE AUGITE SILICA | ZEOLITE | CLAY comments : ALL FILL VESICLES 37 332 A 33 2 10.0 358.50 360.10 361.47 WRIGHT, T. APHYRIC TO PLAG-OL-CPX PHYRIC BASALT PCE 1 (10-15), 2 (17-22), 3 (25-31), 4 (33-36), 5 (38-46), 6 (49-55), 7 (57-66), 8 (68-75), 9 (77-82), 10 (84-88), 11 (90-96), 12A-12G (99-106), 13 (108-115), 14 (118-121), 15 (123-125), 16 (126-133), 17 (135-140), 18 (142-146) PHYRIC, FINE-GRAINED, CRYSTALLINE, PCES 11 + 12 ARE APHYRIC CARBONATE VEINS SLIGHTLY <1 SILICA, CLAY comments : UBIQUITOUS, TO 2-3MM IN PCES 1 + 3, CLAY IS BLUE, ALSO FILLED WITH CHLOROPHAEITE PLAG <5 | OL <1 | CPX comments : RARE TO ABSENT AUGITE SILICA | CLAY comments : BLUE | CHLOROPH comments : ALL THREE ABOVE FILL VESICLES | CARB comments : FILLS VEINS 37 332 A 34 1 73.0 368.00 368.73 369.46 WRIGHT, T. PLAG-OL PHYRIC BASALT PCE 1 (73-78), 2 (80-85), 3 (87-93), 4 (95-100), 5 (102-107), 6 (110-120), 7 (122-130), 8 (132-138), 9 (141-146) PHYRIC, FINE-GRAINED, CRYSTALLINE SLIGHTLY <2 CLAY comments : UBIQUITOUS, CLAY IS GREEN, ALSO VITREOUS RED LINING PLAG <5 | OL <1 | OTHER RARE <1 comments : GREEN CRYSTALLS FOUND IN INTERVAL 122-146 MM CLAY comments : GREEN, LINES VESICLES 37 332 A 34 2 7.0 368.00 369.57 370.97 WRIGHT, T. PLAG-OL-CPX PHYRIC BASALT PCE 1 (7-11), 2 (13-19), 3 (21-26), 4 (27-31), 5 (34-39), 6 (41-46), 7 (49-56), 8 (59-65), 9 (68-73), 10 (75-81), 11 (83-89), 12 (91-100), 13 (102-109), 14 (111-116), 15 (118-124), 16 (125-130), 17 (132-140), 18 (142-147) PHYRIC, FINE-GRAINED, CRYSTALLINE, SUBOPHITIC IN PCES 12-18 FRESH <1 SILICA comments : UBIQUITOUS, SOME TO 2 MM PLAG <5 comments : PCES 1-10 | PLAG <3 comments : PCES 12-18 | OL | CPX comments : POSSIBLE AUGITE SILICA comments : FILLS VESICLES 37 332 A 35 1 92.0 377.50 378.42 378.98 WRIGHT, T. PLAG-OL PHYRIC BASALT PCE 1 (92-96), 2 (99-103), 3 (105-111), 4 (113-118), 5 (120-126), 6 (128-133), 7 (135-141), 8 (144-148) PHYRIC, FINE-GRAINED, CRYSTALLINE SLIGHTLY <2 CLAY comments : UBIQUITOUS, CLAY IS GREEN-BLUE PLAG 15 <4 | OL 1 | OTHER 1 comments : GREEN CRYSTALS SEEN IN PCE 7 CLAY comments : GREEN-BLUE COLOR 37 332 A 36 1 3.0 387.00 387.03 388.46 WRIGHT, T. PLAG-OL PHYRIC BASALT PCE 1 (3-8), 2 (10-15), 3 (17-27), 4 (29-32), 5 (34-39), 6 (41-46), 7 (48-52), 8 (54-59), 9 (61-71), 10 (73-77), 11 (79-84), 12 (86-94), 13 (95-101), 14 (104-113), 15 (115-120), 16 (123-127), 17 (129-133), 18 (135-140), 19 (142-146) PHYRIC, FINE-GRAINED, CRYSTALLINE SLIGHTLY <2 SILICA, CLAY comments : UBIQUITOUS, MOST OPEN, CLAY IS GRAY PLAG <4 | OL <1 comments : COMMON CLAY comments : GRAY, FILLS VESICLES | SILICA comments : FILLS VESICLES 37 332 A 36 2 2.0 387.00 388.52 389.57 WRIGHT, T. PLAG-OL PHYRIC BASALT PCE 1 (2-10), 2 (11-16), 3 (19-27), 4 (30-40), 5 (42-47), 6 (50-57), 7 (59-64), 8 (66-70), 9 (73-77), 10 (79-82), 11 (85-93), 12 (95-101), 13 (104-107) PHYRIC, FINE-GRAINED, CRYSTALLINE, GLASSY ZONE IN PCE 12 SLIGHTLY <2 SILICA, CHLOROPH comments : UBIQUITOUS PLAG 15 <4 | OL <1 comments : COMMON | OTHER RARE 1 comments : GREEN CRYSTALS SILICA comments : FILLS VESICLES | CHLOROPH comments : FILLS VESICLES 37 332 A 37 1 75.0 396.50 397.25 397.95 WRIGHT, T. PLAG-OL-CPX PHYRIC BASALT PCE 1 (75-82), 2 (84-90), 3 (92-97), 4 (100-105), 5 (107-112), 6 (114-123),7A-7B(125-135),8(138-145) PHYRIC, FINE-GRAINED, CRYSTALLINE, SUBOPHITIC SLIGHTLY <1 ZEOLITE, SILICA comments : PCES 6-8 | <3 ZEOLITE, SILICA comments : PCE 1 | 3-5 ZEOLITE, SILICA comments : PCES 2-5 comments : ALL UBIQUITOUS, ALSO FILLED WITH GRAY CLAY PLAG 1-5 comments : VARIABLE | OL 1 comments : ABSENT IN PCES 2-5 | CPX 1-2 comments : ABSENT IN PCES 2-5 | OTHER 1-2 comments : GREEN CRYSTALS IN PCES 1 + 6 + 8, OCCURS WITH PLAGIN PCE 1 CLAY comments : GRAY, FILLS VESICLES | ZEOLITE comments : FILLS VESICLES | SILICA comments : FILLS VESICLES 37 332 A 38 1 107.0 406.00 407.07 407.47 WRIGHT, T. APHYRIC TO PLAG-OL PHYRIC BASALT PCE 1 (107-112), 2 (115-121), 3 (124-128), 4 (130-135), 5 (137-139), 6 (141-147) APHYRIC IN PCES 3 + 4 + 5, MODERATELY PHYRIC IN PCE 2, PHYRIC IN PCES 1 + 6, FINE-GRAINED WITH PCE 2 BEING SOMEWHAT COARSER GRAINED SILICA + ZEOLITE + BLUE CLAY FILLED AMYGDULES SLIGHTLY PLAG | OL | OTHER comments : GREEN CRYSTALS IN PCE 6 SILICA | ZEOLITE | CLAY comments : BLUE, ALL THREE REPLACEMENT MINERALS FILL AMYGDULES 37 332 A 39 1 2.0 415.50 415.52 416.07 WRIGHT, T. PLAG-OL PHYRIC BASALT PCE 1 (2-7), 2 (9-12), 3 (14-22), 4 (24-26), 5 (28-33), 6 (35-44), 7 (46-51), 8 (53-57) PHYRIC, FINE-GRAINED, CRYSTALLINE SLIGHTLY <1 SILICA, CLAY comments : UBIQUITOUS, MOSTLY OPEN PLAG <3 | OL <1 | OTHER comments : PCE 8 CONTAINS A GREEN MINERAL POSSIBLY CPX INSIDEPLAG PHENOS SILICA comments : FILLS VESICLES | CLAY comments : FILLS VESICLES 37 332 A 40 1 11.0 425.00 425.11 426.34 ROBINSON, P. T. PLAG-OL-PYX PHYRIC BASALTBRECCIA BASALT PCE 1 (12-16), 2 (19-24), 3 (26-32), 4 (35-41), 5A (44-49), 5B (50-57), 5C (57-69), 5D (67-75), 6A (77-85), 6B (85-95), 7 (97-100), 8 (102-106), 9 (108-112), 10 (114-117), 11 (119-126), 12 (128-134) PHYRIC, APHANITIC, PARTLY GLASSY BRECCIA WITH FRAGMENTS UP TO 2 CM IN PCES 1 + 5, FINE-GRAINED SOME SILICA LINED FRACTURES LIGHT GRAY COLOR comments : VESICLES + VUGS ARE SILICA LINED, SOME CALCITE IN VESICLES PLAG | OL | PYX SILICA comments : LINES VESICLES + VUGS + FRACTURES | LIMONITE OL | CALCITE comments : FILLS SOME VESICLES 37 332 A 40 2 2.0 425.00 426.52 427.83 FLOWER, M. PLAG-CPX-OL-PHYRIC BASALT PCE 1A (2-12), 1B (12-17), 1C (18-21), 1D (22-36), 2A (39-47), 2B (45-56), 3 (59-66), 4 (68-74), 5 (76-80), 6A (83-90), 6B (91-100), 7A (102-117), 7B (115-125), 8 (126-133) PHYRIC CALCITE VEINS, PCE 8 IS AMYGDALOIDAL MODERATELY 8-10 CALCITE, SILICA comments : SOME VESICLES ARE PARTLY FILLED WITH CALCITE + SILICA PLAG <5 | OL <3 | CPX <3 CALCITE comments : FILLS VEINS + VESICLES + AMYGDULES | SILICA comments : FILLS VESICLES + AMYGDULES 37 332 A 40 3 2.0 425.00 428.02 429.11 WRIGHT, T. PLAG-CPX-OL-PHYRIC BASALT PCE 1 (2-12), 2 (15-25), 3 (27-32), 4A-4E (35-67), 5 (70-74), 6 (76-84), 7 (86-96), 8A-8B (98-110), PHYRIC, FINE-GRAINED SILICA + CHLOROPHAEITE FILLED AMYGDULES SLIGHTLY <3 SILICA comments : UBIQUITOUS, LARGE CAVITIES IN PCES 1 + 2 PLAG | OL | CPX comments : AUGITE SILICA comments : FILLS VESICLES + AMYGDULES | CHLOROPH comments : FILLS AMYGDULES