Leg : 72 Top/Bottom Interval(mm): 0/1500 Analyst: Coulbourn W.
Hole: 516F Sample Midpoint (m) : 1254.10
Core: 126 Top of Core Depth (m) : 1252.60
Sect: 1 Top of Section Depth(m): 1252.60
LITHOLOGY: PLAG-PYX PHYRIC BASALT;
Piece No. : PCES 1 (0-4), 2A (6-12), 2B (12-20), 2C (20-27),
2D (27-33), 2E (32-40), 2F (40-45), 2G (45-51),
2H (51-65), 2I (66-75), 2J (74-80), 2K (79-85),
2L (85-90), 2M (90-99), 2N (100-106), 2O (108-113),
3A (115-126), 3B (126-140), 3C (140-150);
Texture : PHYRIC,FINE-GRAINED,SCARCITY OF QUENCH TEXTURES &
LACK OF GLASSY SELVAGES SUGGESTS EMPLACEMENT AS A
THICK FLOW;
Structure : 0-105CM VEINS FILLED WITH QTZ & CALCITE & SMECS &
FE.OXIDES;
Alteration : EXT
Comments : DARK BASALT,PCES 2F-2G+2M-2N+3B-3C BRECCIATED,DATA
OBTAINED FROM IR;
Vesicles : PCES 1-2N MOD VESICULAR,PCES 2O-3C SLIGHTLY
VESICULAR;
Phenocrysts: PLAGIOCLASE
PYROXENE
Replacement: QUARTZ
CALCITE
SMECTITE
FERROUS OXIDE
Leg : 72 Top/Bottom Interval(mm): 0/1500 Analyst: Coulbourn W.
Hole: 516F Sample Midpoint (m) : 1255.60
Core: 126 Top of Core Depth (m) : 1252.60
Sect: 2 Top of Section Depth(m): 1254.10
LITHOLOGY: PHYRIC BASALT;
Piece No. : PCES 1A (0-11), 1B (11-25), 1C (25-39), 1D (39-48),
1E (48-61), 1F (61-71), 1G (71-76), 1H (76-84),
2A (86-98), 2B (98-110), 2C (110-122), 2D (122-130),
2E (130-139), 2F (138-150);
Texture : PHYRIC;
Structure : VEINED;
Alteration : MOD
PCES 1A-1F+2A-2C+2E-2F;
EXT
TOP 3CM OF PCE 1A,PCES 1G-1H & TOP 2CM OF PCE 2A,
BOTTOM 5CM OF PCE 2D;
Comments : DATA TAKEN FROM IR,PCES 1G-1H BRECCIATED;
Vesicles : PCES 1A-1F SLIGHTLY VESICULAR(VUGS),PCES 2A-2D
VESICULAR;
Leg : 72 Top/Bottom Interval(mm): 0/1500 Analyst: Coulbourn W.
Hole: 516F Sample Midpoint (m) : 1257.10
Core: 126 Top of Core Depth (m) : 1252.60
Sect: 3 Top of Section Depth(m): 1255.60
LITHOLOGY: PHYRIC BASALT;
MASSIVE BASALT;
Piece No. : PCES 1A (0-7), 1B (7-10), 1C (10-15), 1D (10-20),
1E (20-31), 2A (32-38), 2B (35-37), 2C (37-42),
2D (42-45), 2E (45-47), 2F (47-52), 3A (54-65),
3B (66-80), 3C (80-84), 4A (87-100), 4B (100-105),
4C (105-112), 4D (111-112), 5A (114-124),
5B (124-135), 5C (135-139), 5D (139-146);
Texture : PHYRIC;
Structure : MASSIVE BASALT,IN MASSIVE FLOWS OF ABOUT 50CM;
Alteration : MOD
PCES 1A-5B;
EXT
BOTTOM 5CM OF PCE 2F,TOP 3CM OF PCE 4A,BOTTOM 2CM
OF PCE 4B & TOP 2CM OF PCE 4C,PCES 5C+5D;
Comments : DATA OBTAINED FROM IR,PCES 5C-5D BRECCIATED;
Vesicles : PCES 1A-4D BARELY VESICULAR,PCES 5A-5B MOD
VESICULAR;
Leg : 72 Top/Bottom Interval(mm): 0/ 400 Analyst: Coulbourn W.
Hole: 516F Sample Midpoint (m) : 1257.50
Core: 126 Top of Core Depth (m) : 1252.60
Sect: 4 Top of Section Depth(m): 1257.10
LITHOLOGY: PHYRIC BASALT;
Piece No. : PCES 1A (0-8), 1B (8-10), 2A (12-20), 2B (20-24),
3 (27-38);
Texture : PHYRIC;
Structure : PCES 1A-2B VEINED;
Alteration : EXT
Comments : DATA TAKEN FROM IR;
Vesicles : PCES 1A-2B VESICULAR,PCE 3 HIGHLY VESICULAR;
Leg : 72 Top/Bottom Interval(mm): 0/1500 Analyst: Coulbourn W.
Hole: 516F Sample Midpoint (m) : 1259.10
Core: 127 Top of Core Depth (m) : 1257.60
Sect: 1 Top of Section Depth(m): 1257.60
LITHOLOGY: PHYRIC BASALT;
Piece No. : PCES 1A (0-11), 1B (11-21), 1C (22-26), 1D (27-30),
1E (31-42), 1F (41-46), 1G (47-53), 1H (52-60),
1I (60-70), 1J (70-79), 1K (80-89), 1L (89-95),
1M (96-102), 1N (102-107), 1O (108-110),
1P (110-113), 2A (115-123), 2B (124-130),
2C (130-135), 2D (135-141), 2E (141-147);
Texture : PHYRIC;
Structure : PCES 1B-1J+1M-1P VEINED(PCES 1B-1E+1M-1P VEINED
EXTENSIVELY);
Alteration : MOD
PCES 1A-1B+1E-1G-1M+2A-2E;
EXT
PCES 1C-1D+1F-1G+1N-1P & BOTTOM 3CM OF PCE 2E;
Comments : DATA TAKEN FROM IR;
Vesicles :
Location: Filling:
Shape : ROUNDED
PCES 1A-1B HAVE SMALL ROUNDED VESICLES,DECREASING
IN SIZE & NUMBER OF VESICLES IN PCES 1K-1M,PCES
2A-2E VUGGY;
Leg : 72 Top/Bottom Interval(mm): 0/1500 Analyst: Coulbourn W.
Hole: 516F Sample Midpoint (m) : 1260.60
Core: 127 Top of Core Depth (m) : 1257.60
Sect: 2 Top of Section Depth(m): 1259.10
LITHOLOGY: PHYRIC BASALT;
Piece No. : PCES 1A (0-5), 1B (5-10), 1C (9-15), 1D (15-20),
1E (19-30), 1F (29-34), 1G (34-37), 2A (39-46),
2B (46-55), 2C (56-61), 2D (62-70), 2E (68-77),
2F (77-85), 2G (84-91), 2H (91-98), 2I (97-106),
2J (105-112), 2K (112-117), 2L (117-121),
2M (120-127), 2N (126-136), 2O (136-143),
2P (142-147);
Texture : PHYRIC;
Structure : VEINED,EXTENSIVE VEIN FILLING PCES 1A-1G(QTZ,CALCITE
& FE.OXIDES);
Alteration : EXT
PCES 1A-2A & MIDDLE OF PCE 2E TO MIDDLE OF PCE 2F,
PCE 2H;
Comments : DATA TAKEN FROM IR;
Replacement: QUARTZ
CALCITE
FERROUS OXIDE
Leg : 72 Top/Bottom Interval(mm): 0/1500 Analyst: Coulbourn W.
Hole: 516F Sample Midpoint (m) : 1262.10
Core: 127 Top of Core Depth (m) : 1257.60
Sect: 3 Top of Section Depth(m): 1260.60
LITHOLOGY: PHYRIC BASALT;
Piece No. : PCES 1A (0-15), 1B (14-22), 1C (21-28), 1D (27-35),
1E (34-45), 1F (45-58), 1G (57-74), 1H (74-94),
2A (97-100), 2B (101-103), 3A (105-110),
3B (110-120), 3C (119-123), 3D (123-125),
3E (125-137), 3F (136-141), 3G (141-150);
Texture : PHYRIC,PCES 3A-3G FINE-GRAINED & UNIFORM;
Structure : PCES 1A-1D VEINED;
Alteration : EXT
TOP 5CM OF PCE 1A & BOTTOM 5CM OF PCE 1B;
MOD
BOTTOM OF PCE 1A TO TOP OF PCE 1B,PCES 1C-3G,PCES
1E-2B FRESHEST PART OF CORE;
Comments : DATA TAKEN FROM IR,PCES 1E-3G POSSIBLY ONE UNIT;
Leg : 72 Top/Bottom Interval(mm): 0/1500 Analyst: Coulbourn W.
Hole: 516F Sample Midpoint (m) : 1263.60
Core: 127 Top of Core Depth (m) : 1257.60
Sect: 4 Top of Section Depth(m): 1262.10
LITHOLOGY: PHYRIC BASALT;
Piece No. : PCES 1A (0-10), 1B (10-20), 1C (20-30), 1D (30-40),
1E (39-49), 2A (51-53), 2B (51-55), 2C (55-62),
2D (63-67), 3 (71-86), 4 (88-96), 5 (99-105),
6A (107-125), 6B (125-133), 6C (133-135),
6D (135-141), 7 (143-148);
Texture : PHYRIC,FLOW UNIT BOUNDARY BETWEEN PCES 2A-2D;
Structure : THIN CROSS-CUTTING VEINS;
Alteration : MOD
Comments : DATA TAKEN FROM IR;
Vesicles : ISOLATED VUGS;
Leg : 72 Top/Bottom Interval(mm): 0/1500 Analyst: Coulbourn W.
Hole: 516F Sample Midpoint (m) : 1268.10
Core: 128 Top of Core Depth (m) : 1266.60
Sect: 1 Top of Section Depth(m): 1266.60
LITHOLOGY: PHYRIC BASALT;
Piece No. : PCES 1 (0-11), 2 (14-16), 3 (21-30), 4 (31-48),
5A (40-43), 5B (43-47), 6A (50-52), 6B (53-63),
6C (62-70), 6D (71-90), 6E (91-100), 7 (103-108),
8A (111-116), 8B (125-133), 8C (133-140),
9 (143-147);
Texture : PHYRIC,PCES 6B-6D COARSE-GRAINED;
Structure : THIN VEINS;
Alteration : FRESH
PCES 1-6A+63-9;
Comments : DATA OBTAINED FROM IR;
Vesicles : ISOLATED VUGS;
Leg : 72 Top/Bottom Interval(mm): 0/1500 Analyst: Coulbourn W.
Hole: 516F Sample Midpoint (m) : 1269.60
Core: 128 Top of Core Depth (m) : 1266.60
Sect: 2 Top of Section Depth(m): 1268.10
LITHOLOGY: PHYRIC BASALT;
Piece No. : PCES 1 (0-10), 2A (12-21), 2B (20-36), 2C (36-56),
2D (57-69), 2E (70-76), 2F (72-88), 3 (93-102),
4A (103-120), 4B (120-130), 4C (130-150);
Texture : PHYRIC,PCES 2E-4C COARSE-GRAINED;
Alteration : FRESH
PCE 2F(77-81CM),PCES 4A-4B(117-124CM),PCE 4C
(140-148CM);
Comments : DATA TAKEN FROM IR,SULFIDE MINERALIZATION WITH PYR
& CALCITE & QTZ,CUT SURFACE HAS METALLIC LUSTRE;
Vesicles : ISOLATED VUGS;
Replacement: SULFIDES
CALCITE
QUARTZ
Leg : 72 Top/Bottom Interval(mm): 0/ 800 Analyst: Coulbourn W.
Hole: 516F Sample Midpoint (m) : 1270.40
Core: 128 Top of Core Depth (m) : 1266.60
Sect: 3 Top of Section Depth(m): 1269.60
LITHOLOGY: PHYRIC BASALT;
Piece No. : PCES 1 (2-5), 2 (10-20), 3 (24-31), 4 (34-38),
5 (42-50), 6 (54-56), 7 (63-65), 8A (70-73),
8B (73-75), 9 (77-79);
Texture : PHYRIC;
Alteration : FRESH
Comments : DATA TAKEN FROM IR,CUT SURFACE HAS METALLIC LUSTRE;
Vesicles : 1-2 ISOLATED VUGS;
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