62465A 40 2 0 650 409.50 411.00 411.65 SEIF 2 1 L SEDIMENTS; 2 62465A 40 2 6501500 409.50 411.65 412.50 SEIF 20 1 L VOLCANIC BRECCIA; 2 N PCES 1 (68-72), 2 (75-80), 3 (82-86), 4 (88-92), 3 N 5 (94-100), 6A (101-111), 6B (110-112), 4 N 7 (115-126), 8A (130-136), 9 (144-150); 5 T PCES 1-5 ARE FINE-GRAINED WITH VISIBLE PLAG LATHS 6 T UNDER THE BINOCULAR MICROSCOPE, HIGHLY ALTERED, 7 T POSSIBLE TO MARK WITH THE FINGERNAIL, PYRITE AND 8 T CALCITE COATINGS ON BOUNDARIES, IN PCE 4 A VEIN IS 9 T DARK RED TO WHITE AND MAY CONTAIN BARITE IN 10 T ADDITION TO CALCITE AND PYRITE, PCES 6-9 ARE 11 T LARGER AND OBVIOUSLY BRECCIATED, THE VOLCANIC ROCK 12 T IS GENERALLY SLIGHTLY COARSER GRAINED THAN IN PCES 13 T 1-5 AND CONTAINS BOTH PLAG AND PYX MICROPHENOS, THIS 14 T VOLCANIC ROCK IS NOT SO BADLY ALTERED, THE VEINS ARE 15 T FILLED WITH CALCITE AND A GREEN MINERAL, THE 16 T VOLCANIC ROCK CONTAINS FAIRLY ABUNDANT SULFIDES 17 T IN PLACES, THE VOLCANIC ROCK PCES ARE ANGULAR TO 18 T SUBROUNDED, ONE EUHEDRAL OL MICROPHENO OUTLINE WAS 19 T NOTED; 20 62465A 40 3 0 430 409.50 412.50 412.93 WIN 18 1 L VOLCANIC BRECCIA; 2 N PCE 1A (2-16), 1B (16-26), 1C (26-38); 3 T CLASTS OF VOLCANIC ROCK CEMENTED BY VEINS OF 4 T CALCITE, THE TEXTURE OF THE INDIVIDUAL CLASTS VARIES 5 T FROM VERY FINE-GRAINED TO MEDIUM-GRAINED, THE 6 T COARSER GRAINED CLASTS CONTAIN PLAG LATHS THAT ARE 7 T VISIBLE UNDER THE BINOCULAR MICROSCOPE, THE CLASTS 8 T RANGE IN COLOR FROM N5 GRAY TO 5B 5/1 MEDIUM BLUISH 9 T GRAY, MANY OF THE CLASTS CONTAIN VEINS OF PYRITE, 10 T OFTEN PYRITE OCCURS AT THE CLAST-CARB INTERFACE, 11 T FLOW LAYERING EXEMPLIFIED BY ALIGNMENT OF PLAG 12 T CRYSTALS IS PRESENT IN SOME CLASTS, A FEW CLASTS 13 T CONTAIN MICROPHENOS OF PLAG, NO HOLOHYALINE CLASTS 14 T WERE SEEN, SOME HIGHLY ALTERED CLASTS WERE FOUND 15 T THAT MAY REPRESENT ALTERED GLASS HOWEVER, NO SIZE 16 T SORTING OF CLASTS WAS OBSERVED, MOST SHOWED A 17 T MODERATE DEGREE OF ROUNDING; 18 62465A 41 1 0 150 419.00 419.00 419.15 WIN 11 1 L VOLCANIC BRECCIA; 2 N PCE 1 (0-15); 3 T RUBBLE OF VOLCANIC BRECCIA, CLASTS OF VARYING 4 T GRAIN SIZES IN A CALCITE MATRIX, A SMEAR SLIDE OF 5 T A LIGHT COLORED (5B 7/1, LIGHT BLUISH GRAY) 6 T CONTAINED DEVITRIFIED GLASS, FELDSPAR CRYSTALS AND 7 T CRYSTAL TENTATIVELY IDENTIFIED AS HYPERSTHENE, THE 8 T CLAST IS PRESUMED TO BE AN ALTERED GLASS FRAGMENT, 9 T NO CRYSTALS ARE LARGE ENOUGH TO BE SEEN EVEN WITH 10 T THE BINOCULAR MICROSCOPE; 11 62465A 41 1 160 620 419.00 419.16 419.62 WIN 13 1 L TRACHYTE; 2 N PCE 2 (16-24), 3 (25-40), 4 (40-46), 5 (47-62); 3 T APHYRIC WITH RARE PLAG MICROPHENOS, VERY FINE- 4 T GRAINED, PATCHES OF ALTERED GLASS ARE COMMON; 5 A EXT 6 A % THIN COATINGS OF PYRITE WITH OR WITHOUT CALCITE 7 A % OCCUR ON SEVERAL PCES; 8 O COLOR IS A FAIRLY UNIFORM 5B 7/1 LIGHT BLUISH GRAY; 9 P PLAG 10 P % RARE PLAG MICROPHENOS; 11 R PYRITE 12 R CALCITE 13 62465A 41 1 620 700 419.00 419.62 419.70 WIN 10 1 L BASALT FRAGMENTS; 2 L PILLOW BASALT; 3 N PCE 6 (62-70); 4 T PCE 6 CONSISTS OF A RUBBLE OF SMALL PCES OF BASALT, 5 T SOME BRECCIATED; 6 S SOME CONTAINING CALCITE AND PYRITE VEINS; 7 A EXT; 8 R CALCITE 9 R PYRITE 10 62465A 41 1 710 950 419.00 419.71 419.95 WIN 12 1 L BASALTIC BRECCIA; 2 N PCE 7A (71-80), 7B (80-86), 7C (87-95); 3 T BRECCIA CONTAINING HIGHLY SINGULAR BASALT FRAGMENTS 4 T IN A MATRIX OF CALCITE, THE BASALT IS BADLY ALTERED, 5 T PLAG CRYSTALS ARE PRESENT AND SOME APPARENTLY FLOW 6 T ALIGNED MAY BE SEEN WITH THE BINOCULAR MICROSCOPE, 7 T DISSEMINATED PYRITE OCCURS IN MANY CLASTS, COLOR 8 T VARIES FROM N5 GRAY TO 5B 5/1 MEDIUM BLUISH GRAY 9 T EXCEPT ONE CLAST WHICH IS ABOUT 5YR8/1 PINKISH GRAY 10 T AND BANDED, SEVERAL PCES SHOW LAYERING, PROBABLY 11 T FLOWAGE INDUCED; 12 62465A 41 1 9601500 419.00 419.96 420.50 WIN 11 1 L BASALTIC BRECCIA; 2 L SIMILAR TO ABOVE; 3 N PCE 8 (96-105), 9 (106-120), 10 (122-129), 4 N 11A (130-136), 11B (136-142), 11C (142-148); 5 T SIMILAR TO ABOVE EXCEPT THAT BRECCIATION APPEARS 6 T TO HAVE OCCURRED IN SITU, PCES ARE VERY ANGULAR AND 7 T APPEAR TO FIT TOGETHER ACROSS THE CACITE VEINS, PCE 8 T 9 SHOWS FLOW LAYERING THAT HAS BEEN FOLDED, A GREEN 9 T ALTERATION MINERAL IS ABUNDANT, IT IS EITHER AN 10 T ALTERATION PRODUCT OF GLASS OR VESICLE FILLING; 11 62465A 41 2 01500 419.00 420.50 422.00 WIN 41 1 L TRACHYTE; 2 N PCE 1 (1-3), 2A (5-11), 2B (11-15), 2C (13-17), 3 N 2D (18-22), 3 (25-28), 4 (30-35), 5 (36-45), 4 N 6 (47-51), 7 (53-58), 8 (60-65), 9 (66-71), 5 N 10 (72-77), 11A (80-88), 11B (88-92), 6 N 12 (95-101), 13 (102-112), 14 (115-120), 7 N 15 (122-128), 16 (130-135), 17A (137-143), 8 N 17B (144-150); 9 T BRECCIATION IS MOST INTENSE IN THE UPPER 30CM OF THE 10 T SECTION, PCE 2 IS FINE TO MEDIUM-GRAINED, GRAIN SIZE 11 T APPEARS TO DECREASE DOWNWARD FROM THERE TO AT LEAST 12 T PCE 14; 13 S HIGHLY FRACTURED, FRACTURES NOW FILLED WITH CALCITE 14 S AND OCCASIONALLY WITH A BRIGHT GREEN UNIDENTIFIED 15 S MINERAL, LAYERING IS PRESENT IN PCES 12 AND 13 AND 16 S PCE 2, THE LAYERING IS PRESUMED DUE TO FLOWAGE, 17 S LAYERING IN PCE 12 IS FOLDED; 18 A EXT 19 A % ALTERATION IS PERVASIVE AND THE ROCK CAN EASILY 20 A % BE SCRATCHED WITH A SPATULA, A GREEN MATERIAL 21 A % IS UBIQUITOUS AND OCCURRING AS PATCHES THROUGHOUT 22 A % THE BASALT, IT IS PROBABLY A REPLACEMENT PRODUCT 23 A % OF EITHER GLASS OR IS A VESICLE FILLING; 24 O IN CONTRAST TO THE UPPER PART OF SECTION 1 25 O TRANSPORTATION OF BRECCIATED CLASTS DOES NOT APPEAR 26 O TO HAVE OCCURRED WITH THE POSSIBLE EXCEPTION OF PCE 27 O 6 IN WHICH CALCITE ACCOUNTS FOR ABOUT HALF OF THE 28 O SPECIMEN; 29 V % PCE 15 IS HIGHLY VESICULAR, PCES 16 AND 17 ARE 30 V % ALSO VESICULAR BUT CONTAIN FEWER VESICLES THAN 31 V % PCE 15; 32 G PLAG 33 G % VISIBLE PLAG LATHS IN PCE 2; 34 P PLAG 35 P OL 36 P % PSEUDOMORPHED; 37 R CALCITE 38 R PYRITE 39 R % PYRITE OCCURS SPARSELY DISSEMINATED THROUGHOUT THE 40 R % TRACHYTE; 41 62465A 41 3 0 950 419.00 422.00 422.95 WIN 28 1 L TRACHYTE; 2 N PCE 1 (1-6), 2A (7-12), 2B (12-21), 2C (21-27), 3 N 3A (30-37), 3B (36-40), 3C (40-43), 4A (45-50), 4 N 4B (50-55), 4C (55-60), 5 (62-65), 6 (67-71), 5 N 7 (73-77), 8 (80-85), 9 (87-92); 6 T SMALL GRAIN SIZE IN PCE 1, FROM PCE 1 DOWNWARD 7 T TO PCE 2C GRAIN SIZE INCREASES, GRAIN SIZE 8 T APPROXIMATELY CONSTANT FROM PCE 2C THROUGH 3B THEN 9 T DECREASING TO PCE 4C, PCE 5 IS FINE-GRAINED, GRAIN 10 T SIZE INCREASES FROM PCE 5 DOWNWARD TO BOTTOM OF 11 T CORE; 12 S DEGREE OF FRACTURING IS REDUCED FROM TOP OF CORE 13 S (SEE SECTIONS 1 AND 2) BUT SOME FRACTURING STILL IS 14 S PRESENT, CALCITE FILLS VIRTUALLY ALL OF THE 15 S FRACTURES, FRACTURING IS MOST INTENSE IN PCE 3C; 16 A EXT; 17 O N6 GRAY COLOR; 18 V % TOP OF PCE 2A IS VESICULAR, PCES 2B+2C ARE 19 V % NON-VESICULAR, NUMBER OF OPEN VESICLES DECREASES 20 V % FROM PCE 1 DOWNWARD, PCE 5 IS VESICULAR, A DARK 21 V % GREEN MATERIAL MAY BE FILLING VESICLES; 22 R CALCITE 23 R PYRITE 24 R % PYRITE IS VERY SCARCE IN THIS SECTION, A DARK 25 R % GREEN MATERIAL IS ABUNDANT THROUGHOUT THE BASALT 26 R % AND IT APPEARS TO BE EITHER REPLACING GLASS OR 27 R % FILLING VESICLES; 28 62465A 42 1 0 450 428.50 428.50 428.95 WIN 14 1 L TRACHYTE BRECCIA; 2 N PCE 1 (1-11), 2A (14-19), 2B (19-25), 3A (27-31), 3 N 3B (31-35), 3C (35-40), 3D (41-44); 4 T BRECCIA CONTAINING VERY ANGULAR FRAGMENTS OF TRACHYT 5 T THAT RANGE IN TEXTURE FROM FINE-GRAINED VESICULAR 6 T TRACHYTE AND ALTERED GLASS TO MEDIUM-GRAINED TRACHYT 7 T CONTAINING ORIENTED FELDSPARS, THE MATRIX IS MOSTLY 8 T CALCITE, AN UNIDENTIFIED LIGHT-GREEN MINERAL 9 T (COMMONLY OCCURRING AS CRYSTALS) IN THE OPEN VUGS 10 T BETWEEN CLASTS, SEVERAL CLASTS ARE SURROUNDED BY 11 T PYRITE, ONE CLAST IN PCE 3C IS VERY DIFFERENT 12 T IN APPEARANCE FROM THE OTHER TRACHYTE (5YR/1 OLIVE 13 T GRAY) AND MAY REPRESENT A DIFFERENTIATION; 14 62465A 42 1 450 600 428.50 428.95 429.10 WIN 7 1 L TRACHYTE AND TRACHYTE BRECCIA; 2 N PCE 4 (45-60); 3 T APHYRIC , APHANITIC, ONE PCE EXHIBITS AN 4 T INTERFACE OF BRECCIA WITH VESICULAR TRACHYTE; 5 A EXT; 6 V % SEVERAL SMALL VESICULAR PCES; 7 62465A 42 1 6101500 428.50 429.11 430.00 WIN 14 1 L TRACHYTE; 2 N PCE 5 (62-75), 6A (77-82), 6B (82-87), 6C (88-96), 3 N 6D (97-105), 6E (105-111), 6F (110-115), 4 N 7 (115-120), 8A (121-140), 8B (140-148); 5 T APHYRIC, APHANITIC; 6 S VEINS OF CALCITE OCCUR IN PCES 5A+5B+6A-6F AND 7 S IN RUBBLE IN BAG OF PCE 7; 8 A EXT; 9 O N6 GRAY IN COLOR; 10 R CALCITE 11 R PYRITE 12 R % SPARCE PYRITE DISSEMINATED THROUGHOUT THIS 13 R % INTERVAL; 14 62465A 42 2 01420 428.50 430.00 431.42 SEIF 23 1 L TRACHYTE; 2 N PCE 1A (0-7), 1B (7-14), 2A (16-22), 2B (22-29), 3 N 3 (30-35), 4A (37-45), 4B (44-48), 5 (51-60), 4 N 6 (61-66), 7 (69-78), 8A (81-87), 8B (88-95), 5 N 9 (97-105), 10 (108-115), 11 (117-122), 6 N 12 (124-130), 13 (132-140); 7 T APHYRIC, VERY FINE-GRAINED, PCES 5+11+13 HAVE 8 T SLIGHTLY LARGER PLAG MICROPHENOS; 9 S VEINS ARE FILLED WITH CALCITE; 10 A EXT; 11 O N7 LIGHT GRAY; 12 V >1 SMEC,CALCITE 13 V % MANY VESICLES, RANGE UP TO 1CM AND RANGE FROM 14 V % UNALIGNED TO FAIRLY WELL ALIGNED, SMEC(?) RIM 15 V % AND A CENTRAL FILLING OF CALCITE; 16 P PLAG 17 P % MICROPHENOS, SLIGHTLY LARGER IN PCES 5+11+13; 18 R CALCITE 19 R SMEC 20 R % ID UNCERTAIN; 21 R SULFIDE 22 R % DISSEMINATED SULFIDES OCCUR THROUGHOUT; 23 62465A 42 3 01470 428.50 431.50 432.97 SEIF 24 1 L TRACHYTE; 2 N PCE 1A (1-9), 1B (9-17), 1C (19-28), 2 (31-36), 3 N 3 (38-45), 4 (46-54), 5 (55-60), 6 (62-67), 4 N 7 (69-78), 8 (80-90), 9 (91-102), 10A (104-106), 5 N 10B (106-109), 11 (111-116), 12 (118-125), 6 N 13 (127-130), 14A (132-134), 14B (135-137), 7 N 14C (137-141), 15 (145-147); 8 T APHYRIC, VERY FINE-GRAINED; 9 S VEINS ARE FILLED WITH CALCITE; 10 A EXT 11 A % VERY BADLY ALTERED; 12 O N7 LIGHT GRAY, FLOW UNIT PCES 6-9, FLOW UNIT PCES 13 O 9-15; 14 V >=1 SMEC 15 V % VESICULAR TRACHYTE, MOST VESICLES ARE >=1MM BUT 16 V % SOME ARE A FEW MM IN SIZE, VESICLES ARE SOMETIMES 17 V % ORIENTED, THEY RANGE FROM EQUIDIMENSIONAL POORLY 18 V % ALIGNED TO FLATTENED ELLIPTICAL WELL ALIGNED, IN 19 V % PCES 9-11 THE VESICLES ARE FILLED-LINED WITH 20 V % SMEC? AND THE CENTER FILLED WITH OTHER MATERIAL; 21 R SULFIDES 22 R % SULFIDES ARE DISSEMINATED THROUGHOUT THE TRACHYTE 23 R % BUT OCCURS IN LARGER AMOUNTS IN PCES 1A+1B; 24 62465A 42 4 0 150 428.50 433.00 433.15 WIN 8 1 L TRACHYTE; 2 N PCE 1 (2-15); 3 T VERY FINE-GRAINED; 4 A EXT 5 A % ALTERED TRACHYTE; 6 O GRAY N5; 7 V % TWO PCES CONTAIN A FEW VESICLES; 8 62465A 43 1 01480 438.00 438.00 439.48 SEIF 26 1 L TRACHYTE; 2 N PCE 1 (2-7), 2 (10-12), 3 (15-17), 4 (10-15), 3 N 5 (16-31), 6 (33-37), 7 (40-42), 8 (44-46), 4 N 9 (48-52), 10 (55-61), 11 (63-66), 12 (69-74), 5 N 13 (77-81), 14 (82-88), 15 (90-96), 16 (97-102), 6 N 17 (105-110), 18 (112-120), 19A (121-127), 7 N 19B (127-134), 20 (136-141), 21 (145-148); 8 T FINE-GRAINED, PCES 2-4 ARE SLIGHTLY COARSER GRAINED 9 T AND PCES 1+5 ARE FINER GRAINED; 10 S PYRITE CONCENTRATIONS IN VEINS; 11 A EXT 12 A % HIGHLY ALTERED; 13 O N7 LIGHT GRAY, INDIVIDUAL FLOW UNITS COMPRISED OF 14 O PCES 1-5 AND PCES 6-9 AND PCES 13-16 AND PCES 16- 15 O 19 AND PCES 19 ON DOWN, FLOW UNITS ARE BASED ON 16 O VESICLE AND MICROPHENO SIZE VARIATIONS; 17 V TO 5 18 V % VESICULAR, VESICLE SIZE RANGES UP TO 5MM BUT IS 19 V % GENERALLY ABOUT 1MM; 20 P PLAG 21 P % SMALL PARALLEL TO SUBPARALLEL PLAG MICROPHENOS 22 P % THROUGHOUT; 23 R PYRITE 24 R % FAIRLY DISSEMINATED PYRITE IN SMALL AMOUNTS WITH 25 R % CONCENTRATIONS IN VEINS; 26 62465A 43 2 01400 438.00 439.50 440.90 SEIF 26 1 L TRACHYTE; 2 N PCE 1 (0-8), 2 (11-15), 3 (17-19), 4A (22-28), 3 N 4B (28-31), 4C (31-37), 5 (40-50), 6 (52-62), 4 N 7A (65-70), 7B (72-75), 8 (77-88), 9 (90-94), 5 N 10 (96-102), 11 (105-108), 12 (110-117), 6 N 13 (122-127), 14 (130-138); 7 T VERY FINE-GRAINED; 8 A EXT 9 A % HIGHLY ALTERED; 10 O N7 LIGHT GRAY, INDIVIDUAL FLOW UNITS INCLUDE PCES 11 O 1-4C AND PCES 7-10 AND PCES 10-14; 12 V TO 5 SMEC,CALCITE 13 V % VESICULAR, VESICLE SIZE RANGES UP TO 5MM BUT IS 14 V % GENERALLY NEAR 1MM OR LESS, VESICLES FILLED WITH 15 V % SMEC? LINING AND CENTRAL CALCITE FILLINGS IN 16 V % PCES 1+2+8; 17 V % PCES 5-7 ARE VERY VESICULAR; 18 P PLAG 19 P % SMALL PLAG MICROPHENOS IN PCES 5-7; 20 R SMEC 21 R % ID UNCERTAIN; 22 R CALCITE 23 R PYRITE 24 R % DISSEMINATED PYRITE IN SMALL AMOUNTS THROUGHOUT- 25 R % LESS IN CORE 43 THAN IN CORE 42; 26 62465A 44 1 01500 447.50 447.50 449.00 SEIF 21 1 L TRACHYTE; 2 N PCE 1 (2-8), 2A (12-19), 2B (19-22), 3 (25-30), 3 N 4 (32-37), 5 (39-45), 6 (46-50), 7 (53-57), 4 N 8A (60-62), 8B (65-67), 9 (70-75), 10 (77-82), 5 N 11 (84-92), 12A (95-97), 12B (97-102), 6 N 13A (105-111), 13B (111-117), 13C (119-122), 7 N 14 (125-128), 15A (131-135), 15B (135-139), 8 N 16A (141-146), 16B (148-150); 9 T FINE-GRAINED; 10 A EXT 11 A % HIGHLY ALTERED; 12 O N7 LIGHT GRAY, INDIVIDUAL FLOW UNITS INCLUDE PCES 13 O 1-8B AND 8B-13B AND 13B-16B; 14 V TO 5 15 V % VESICULAR THROUGHOUT, VESICLES RANGE FROM >=1MM 16 V % IN GENERAL TO 5MM; 17 P PLAG 18 P % MICROPHENOS; 19 R PYRITE 20 R % SOME VERY FAIRLY DISSEMINATED PYRITE; 21 62465A 44 2 01450 447.50 449.00 450.45 SEIF 25 1 L TRACHYTE; 2 N PCE 1 (2-7), 2 (10-13), 3A (15-18), 3B (19-22), 3 N 4 (25-32), 5 (34-39), 6A (41-43), 6B (45-47), 4 N 6C (47-48), 7A (50-52), 7B (52-55), 7C (55-58), 5 N 8A (61-63), 8B (64-65), 8C (64-67), 9A (69-74), 6 N 9B (75-81), 9C (81-87), 9D (88-92), 10 (96-100), 7 N 11 (102-106), 12A (108-112), 12B (114-115), 8 N 13 (117-120), 14 (125-128), 15 (133-135), 9 N 16 (140-143); 10 T FINE-GRAINED, FINE-GRAINED FROM 9A ON THROUGH THE 11 T REMAINDER OF THE CORE-PCE 16; 12 A EXT 13 A % HIGHLY ALTERED; 14 O N7 LIGHT GRAY, INDIVIDUAL FLOW UNITS INCLUDE 15 O PCES 1-3A AND 3B-7C AND 7C-9B?; 16 V TO 5MM 17 V % VESICULAR, VESICLES RANGE FROM GENERALLY >=1MM 18 V % TO 5MM IN SIZE, VESICULAR FROM 9A ON THROUGH THE 19 V % REMAINDER OF CORE-PCE 16; 20 P PLAG 21 P % MICROPHENOS; 22 R PYRITE 23 R % FINELY DISSEMINATED PYRITE IN VERY SMALL 24 R % AMOUNTS; 25 62465A 44 3 01500 447.50 450.50 452.00 WIN 17 1 L TRACHYTE; 2 N PCE 1A (3-9), 1B (9-16), 1C (16-19), 1D (20-24), 3 N 2A (26-31), 2B (31-36), 2C (36-41), 3A (42-48), 4 N 3B (48-55), 3C (55-61), 3D (61-66), 3E (66-70), 5 N 4A (74-76), 4B (77-81), 5 (82-87), 6A (90-101), 6 N 6B (101-111), 6C (111-117), 7A (118-132), 7 N 7B (132-135), 7C (135-149); 8 T APHYRIC, APHANITIC; 9 S VEINS FILLED WITH CALCITE ARE COMMON; 10 A EXT 11 A % ALTERATION OF BASALT PRESENT AROUND VEINS; 12 O N6 GRAY; 13 O PCES 6A+6B SHOW A VERY FAINT REDDISH COLOR; 14 V % VESICULAR, SOME VESICLES ARE FLATTENED 15 V % PERPENDICULAR TO AXIAL DIRECTION OF CORE; 16 R CALCITE 17 62465A 45 1 01480 557.00 557.00 558.48 WIN 21 1 L TRACHYTE; 2 N PCE 1A (2-14), 1B (15-16), 1C (16-18), 1D (19-26), 3 N 1E (26-32), 1F (31-32), 2 (35-37), 3 (40-42), 4 N 4A (45-51), 4B (51-55), 5A (58-67), 5B (67-76), 5 N 5C (76-88), 6 (91-95), 7A (97-105), 7B (106-111), 6 N 8A (114-121), 8B (121-125), 9 (126-131), 7 N 10 (133-136), 11A (138-142), 11B (143-148); 8 T APHYRIC, APHANITIC; 9 S SEVERAL PCES CONTAIN FRACTURES FILLED WITH CALCITE; 10 A EXT 11 A % ALTERATION IS COMMON AROUND THE VEINS, CALCITE 12 A % ALSO OCCURS AS PATCHES SCATTERED THROUGHOUT THE 13 A % TRACHYTE; 14 O N6 GRAY, PCES 6+7A+7B+9-11 HAVE A FAINT REDDISH 15 O TINT ESPECIALLY SURROUNDING SOME OF THE LARGER 16 O VESICLES; 17 V % DEGREE OF VESICULATION VARIABLE, PCES 4A+B 18 V % CONTAIN FEWER VESICLES THAN PCES ABOVE OR BELOW, 19 V % PCES 8A+B CONTAIN FEWER THAN SURROUNDING PCES; 20 R CALCITE 21 62465A 45 2 01470 557.00 558.50 559.97 WIN 21 1 L TRACHYTE; 2 N PCE 1 (2-7), 2 (8-16), 3 (17-25), 4 (26-33), 3 N 5 (35-38), 6 (41-46), 7 (48-54), 8 (55-60), 4 N 9 (62-68), 10 (70-74), 11 (75-81), 12 (82-90), 5 N 13 (90-95), 14 (97-105), 15A (97-111), 6 N 15B (111-115), 15C (115-120), 15D (121-125), 7 N 16A (127-134), 16B (134-147); 8 T APHYRIC, APHANITIC; 9 S CALCITE VEINS COMMON; 10 A EXT; 11 O N6 GRAY, PCES 3+9-11+14+15 HAVE A FAINT REDDISH 12 O TINT; 13 V % VESICULAR, VESICLES COMMONLY FLATTENED 14 V % PERPENDICULAR TO AXIS OF CORE, NUMBER AND SIZE 15 V % OF VESICLES DECREASES IN BOTTOM OF PCE 3, PCES 16 V % 4-7 CONTAIN MORE THAN BOTTOM OF PCE 3 BUT LESS 17 V % THAN 1AND 2 AND TOP OF PCE 3, VESICLE SIZE THEN 18 V % INCREASES FROM PCE 8 TO BOTTOM OF SECTION-PCE 19 V % 17; 20 R CALCITE 21 62465A 45 3 01450 557.00 560.00 561.45 SEIF 23 1 L TRACHYTE; 2 N PCE 1 (3-7), 2 (10-12), 3 (15-18), 4 (20-25), 3 N 5 (28-32), 6 (35-37), 7 (40-43), 8 (45-49), 4 N 9 (51-57), 10 (60-62), 11 (65-70), 12 (71-75), 5 N 13 (77-81), 14 (85-94), 15 (96-103), 16 (120-126), 6 N 17 (127-130), 18A (132-136), 18B (137-141), 7 N 18C (141-145); 8 T FINE-GRAINED, PCES 1-7 ARE FINE-GRAINED, PORTIONS OF 9 T THE CUT SURFACE HAVE A REDDISH CAST; 10 A EXT 11 A % HIGHLY ALTERED; 12 O N7 LIGHT GRAY, FLOW UNIT PCES 8-18C AND CONTINUED; 13 V % VESICULAR, PCES 1-7 ARE HIGHLY VESICULAR; 14 P PLAG 15 P % FRESH PLAG MICROPHENOS; 16 P OL 17 P % PSEUDOMORPHED BY A BRIGHT GREEN SOFT MINERAL BUT 18 P % HAS MAINTAINED GOOD EUHEDRAL OUTLINES, RELIC OL; 19 P PYX 20 P % OCCASIONAL MICROPHENOCRYST OCCURS; 21 R PYRITE 22 R % SMALL AMOUNTS OF SCATTERED PYRITE; 23 62465A 45 4 01470 557.00 561.50 562.97 SEIF 23 1 L TRACHYTE; 2 N PCE 1A (2-5), 1B (5-8), 1C (8-10), 1D (10-14), 3 N 2 (17-21), 3 (26-27), 4 (30-35), 5 (39-43), 4 N 6 (45-51), 7 (55-60), 8 (62-65), 9 (68-73), 5 N 10 (75-83), 11A (85-87), 11B (88-96), 11C (96-100), 6 N 12 (101-106), 13A (108-114), 13B (115-118), 7 N 14 (121-126), 15 (130-132), 16 (135-138), 8 N 17 (140-147); 9 T FINE TO MEDIUM-GRAINED; 10 S PYRITE VEINS DISSEMINATED THROUGHOUT CORE; 11 A EXT 12 A % HIGHLY ALTERED; 13 O N7 LIGHT GRAY, FLOW UNIT (CONTINUED) PCES 1-4, 14 O FLOW UNIT PCES 5-11C, FLOW UNIT 11C-16; 15 V TO 5 16 V % VARYING AMOUNTS OF VESICLES, VESICLE SIZE NORMALLY 17 V % >=1MM BUT RANGES TO 5MM; 18 P PLAG 19 P % USUAL ABUNDANT PLAG MICROPHENOS; 20 P OL 21 P % FEW EUHEDRAL AND BRIGHT GREEN OL PSEUDOMORPHS; 22 R PYRITE 23 62465A 45 5 0 140 557.00 563.00 563.14 SEIF 12 1 L TRACHYTE; 2 N PCE 1 (2-5), 2 (8-11); 3 T FINE-GRAINED; 4 A EXT 5 A % HIGHLY ALTERED; 6 O N7 LIGHT GRAY; 7 V % VESICULAR; 8 P PLAG 9 P % MICROPHENOS; 10 P OL 11 P % A FEW OF THE USUAL BRIGHT GREEN OL PSEUDOMORPHS; 12 62465A 46 1 01480 466.50 466.50 467.98 SEIF 24 1 L TRACHYTE; 2 N PCE 1 (0-6), 2 (8-12), 3 (14-20), 4 (23-29), 3 N 5 (31-35), 6A (36-42), 6B (42-48), 6C (49-57), 4 N 6D (58-67), 6E (67-75), 6F (73-80), 6G (80-86), 5 N 6H (86-91), 7 (95-100), 8A (101-106), 8B (107-115), 6 N 8C (112-126), 8D (126-132), 9A (135-141), 7 N 9B (141-147); 8 T FINE-GRAINED; 9 A EXT 10 A % BADLY ALTERED TO SMEC, PCES 6E+6F+6G HAVE 11 A % ABUNDANT BRIGHT GREEN PATCHES PERHAPS OL 12 A % PSEUDOMORPHS IN PART; 13 O N7 LIGHT GRAY; 14 V TO 5 15 V % HIGHLY VESICULAR, VESICLE SIZE IS GENERALLY 16 V % >=1MM BUT RANGES UP TO 5MM AS IN PREVIOUS CORES; 17 P PLAG 18 P % FINE PLAG MICROPHENOS THROUGHOUT; 19 P OL 20 P % OCCASIONAL BRIGHT GREEN OL PSEUDOMORPHS; 21 R SMEC 22 R PYRITE 23 R % FINELY DISSEMINATED PYRITE OCCURS THROUGHOUT; 24 62465A 46 2 01500 466.50 468.00 469.50 SEIF 22 1 L TRACHYTE; 2 N PCE 1 (0-3), 2 (6-10), 3 (12-20), 4A (22-31), 3 N 4B (32-39), 5A (41-46), 5B (46-51), 5C (52-62), 4 N 6 (64-72), 7 (74-77), 8 (79-86), 9 (90-97), 5 N 10A (100-105), 10B (106-110), 10C (110-119), 6 N 10D (119-122), 10E (122-130), 11 (132-137), 7 N 12 (140-150); 8 T FINE-GRAINED, PCES 9-12 ARE MEDIUM-GRAINED; 9 A EXT 10 A % BADLY ALTERED; 11 O N7 LIGHT GRAY, FLOW UNIT PCES 4B-7; 12 V % PCES 1-4 HAVE VESICLES MOSTLY FILLED WITH 13 V % GREEN OR WHITE MATERIAL, PCES 9-12 ARE VESICULAR, 14 V % PCES 4C-12 HAVE EMPTY VESICLES; 15 P PLAG 16 P % MICROPHENOS; 17 P OL 18 P % OCCASIONAL OL PSEUDOMORPHS; 19 R PYRITE 20 R % FINELY DISSEMINATED PYRITE OCCURS IN SMALL 21 R % AMOUNTS; 22 62465A 46 3 01030 466.50 469.50 470.53 SEIF 15 1 L TRACHYTE; 2 N PCE 1A (0-6), 1B (7-12), 2 (15-19), 3 (21-24), 3 N 4 (26-35), 5 (36-40), 6 (42-47), 7 (49-55), 4 N 8 (57-65), 9A (68-72), 9B (72-77), 9C (78-82), 5 N 10 (86-89), 11 (92-102); 6 T MEDIUM-GRAINED, PCE 7 IS FINE-GRAINED; 7 A EXT 8 A % HIGHLY ALTERED THROUGHOUT; 9 O N7 LIGHT GRAY; 10 V TO 5 11 V % VESICLE SIZE STILL THE SAME, GENERALLY>=1MM BUT UP 12 V % TO 5MM, VESICLES ARE FILLED IN PCES 6+8+9A+10; 13 P PLAG 14 P % PLAG MICROPHENOS; 15