Leg : 37 Top/Bottom Interval(mm): 0/ 340 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 220.34
Core: 1 Top of Core Depth (m) : 217.00
Sect: 3 Top of Section Depth(m): 220.00
LITHOLOGY: BASALTIC BRECCIA;
Piece No. : PCES 1 (5-9), 2 (12-15), 3 (19-22), 4 (25-30);
Texture : BASALT-BAKED NANNO-OOZE BRECCIA, IN PCE 1 BASALT
FRAGMENTS ARE ANGULAR, SOME HAVE GLASSY RINDS,
FRAGMENTS IN BAKED NANNO-OOZE MATRIX, HYALOCLASTITE,
IN PCE 2 BASALT CLASTS HAVE UNIFORM PLAG-OL PHENO
ASSEMBLAGE, 5% TOTAL SMALL OL PHENOS, ABOUT SAME
AMOUNT OF PLAG PHENOS, IN PCE 3 VERY SPARSELY
PORPHYRITIC, SIMILAR TO 2 BUT WITH COARSER GNDMASS,
PLAG MICROLITES, IN PCE 4 BASALT WITH OL MICROPHENOS
(<5%) AND NO PLAG PHENOS, LARGE BASALT CLASTS IN
RECRYSTALLIZED CARB MATRIX WITH SMALL CLASTS OF
PALAG GLASS;
Structure : VESICLES AND JOINTS LARGELY FILLED BY CARB;
Vesicles : Size(mm): Percent: TO 15
Location: Filling: CARB
Comments : FIRST CONTACT WITH ACOUSTIC BASEMENT, START OF UNIT
1, COVERS PROBABLE INTERVAL OF 27M (ALL OF CORES 1+
2);
Leg : 37 Top/Bottom Interval(mm): 340/1500 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 221.50
Core: 1 Top of Core Depth (m) : 217.00
Sect: 3 Top of Section Depth(m): 220.34
LITHOLOGY: OL MOD PHYRIC BASALT;
PCES 11+12 INCLUDE HYALOCLASTITE;
Piece No. : PCES 5A (34-40), 6 (73-78), 7 (81-84), 8 (81-84),
9 (92-100), 11 (109-112), 12 (115-117),
13 (121-125), 14 (128-133), 15 (136-141),
16 (140-149);
Texture : MOD PHYRIC, PCE 11 INCLUDES ADHERING PATCH OF
HYALOCLASTITE WITH CLASTS OF LARGELY PALAGONITIZED
GLASS;
Structure : JOINTS IN PCE 5D(BORDERED BY 'INFILTRATION'
WEATHERED ZONES), JOINT SURFACES COATED BY CARB &
'LIMONITE' & CLAY MINERALS, SULFIDES NOT NOTED,
NEAR BOTTOM OF PCE 9 CARB COATED SEAM ON ONE SIDE;
Alteration : SLIGHTLY
PCE 5, 5B IS MORE FRESH, INFILTRATION WEATHERED
ZONES IN PCE 5D;
Vesicles : Size(mm): Percent: 1-2
Location: Filling: CARB,CLAY.MIN
PCE 5;
Size(mm): Percent: 2-5
Location: Filling: CARB,CLAY.MIN
PCE 9;
Phenocrysts: OLIVINE ( 2-5%)
Size(mm): 1-2
PCE 5;
OLIVINE ( <1%)
Size(mm): 1-2
IN PCES 6+7+8+9, IN PCE 9 FEW LARGER OL PHENOS
(1-3MM);
OLIVINE ( 2-3%)
PCES 13+14;
Replacement: CARBONATE
IN VESICLES, COATING JOINT SURFACE;
CLAY MINERALS
IN VESICLES, COATING JOINT SURFACE;
LIMONITE
COATING JOINT SURFACE;
Leg : 37 Top/Bottom Interval(mm): 1030/1060 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 221.06
Core: 1 Top of Core Depth (m) : 217.00
Sect: 3 Top of Section Depth(m): 221.03
LITHOLOGY: BASALTIC BRECCIA;
Piece No. : PCE 10 (103-106);
Texture : 'POLYMICT HYALOCLASTITE' BASALT CLASTS INCLUDE A
SPARSELY PLAG-OL PHYRIC (5% PHENOS IN SUB EQUAL
AMOUNTS) NOT REPRESENTIVE OF ANY OF ABOVE LITHOLOGY,
SMALL CLASTS OF APHANITIC BASALT;
Leg : 37 Top/Bottom Interval(mm): 0/ 950 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 222.45
Core: 1 Top of Core Depth (m) : 217.00
Sect: CC Top of Section Depth(m): 221.60
LITHOLOGY: OL MOD PHYRIC BASALT;
Piece No. : PCES 1 (62-70), 2 (72-78), 3 (80-87), 4 (89-90),
5 (92-93);
Texture : MOD PHYRIC;
Comments : CONTINUATION OF OL PHYRIC UNIT FROM SECTION 1-3;
Phenocrysts: OLIVINE ( <5%)
MICROPHENOS;
Leg : 37 Top/Bottom Interval(mm): 0/1320 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 226.32
Core: 2 Top of Core Depth (m) : 225.00
Sect: 1 Top of Section Depth(m): 225.00
LITHOLOGY: OL MOD PHYRIC BASALT;
Piece No. : PCES 1 (5-9), 2 (14-17), 3 (21-26), 5 (45-52),
7 (55-60), 8 (65-71), 9 (75-80), 10 (83-89),
11 (91-94), 12 (99-103), 13 (106-112), 14 (116-120),
15 (124-128);
Structure : CARB VEINS AND VUGS IN PCES 1+2, ROUNDISH SHAPE OF
PCE 1 APPEARS PARTLY ORIGINAL-PROBABLY FRAGMENT
OF PILLOW BASALT, 8MM CAVITIES IN PCE 10;
Texture : MOD PHYRIC, QUENCHED ZONE IN PCE 1, IN PCE 2
VESICLE WITH QUENCH (GLASSY) MARGIN, PCE 6 IS
HOMOGENEOUS, PCE 7 HAS A VARIOLITIC ZONE ON ONE
SURFACE BUT NO FRESH GLASS, ADHERING CARB-PALAG
BRECCIA (HYALOCLASTITE) ON ONE SURFACE, IN PCE 8
SOOTY-COLORED OVOIDS OF MN-FE.OX(?) MINERALS, PCES
9+10 ARE SPARSELY PHYRIC, PCE 9 IS FRAGMENT FROM
QUENCH SURFACE, LITTLE GLASS LEFT-FLAKED OFF AND/OR
GROUNDED OFF, IN PCE 10 NO GLASS OR VARIOLITIC
SURFACES, IN PCE 11 FRESH GLASS ON ONE SURFACE,
VARIOLITIC ON THE OTHER-VERY NARROW WITH QUENCH
SURFACES ON TWO SIDES, IN PCE 12 FRESH GLASS ON ONE
SIDE, IN PCE 15 CARB COATING WITH RUST-COLORED
COATING (MORE WEATHERED) ON ONE SURFACE;
Vesicles : Size(mm): 1-3 Percent: 1-2
Location: Filling: CARB
Shape : PIPE
IN PCE 1, SOME LARGE PIPE-LIKE 'VESICLES' IN PCE
2;
Size(mm): 1 Percent: 5
IN PCE 6;
Size(mm): Percent: 10
IN PCE 8, MORE VESICULAR THAN ABOVE PCES;
Size(mm): <=1 Percent: 5
IN PCE 9;
Size(mm): Percent: 1-2
Location: Filling: CLAY.MIN
SOME COATED WITH GRAY MATERIAL (CLAY.MIN?) WHICH
ALSO OCCURS IN PCES 1-9;
Size(mm): Percent: 2-5
IN PCE 12;
Size(mm): Percent: 15
Phenocrysts: OLIVINE ( <5%)
IN PCES 1+2, SLIGHTLY MORE IN PCE 8;
OLIVINE ( <2%)
IN PCES 9+10;
Replacement: CARBONATE
IN VEINS AND VESICLES;
CLAY MINERALS
IN VESICLES;
MN FERROUS OXIDE
OVOIDS IN CARB COATING;
Vesicles : IN PCES 13+14, ONLY PCE 8 IS AS VESICULAR;
Size(mm): Percent: 5
IN PCE 15;
VESICLES IN THIS SECTION CONSIST OF CARB+CLAYS;
Comments : UNIT CONTINUES INTO NEXT SECTION;
Leg : 37 Top/Bottom Interval(mm): 0/1320 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 226.32
Core: 2 Top of Core Depth (m) : 225.00
Sect: 1 Top of Section Depth(m): 225.00
LITHOLOGY: CARB-PALAG BRECCIA;
Piece No. : PCES 4 (30-35), 5 (39-42);
Texture : PCE 4 SPARSELY OL PHYRIC CARB-PALAG (MINOR FRESH
GLASS) BRECCIA ZONE (SHATTER-QUENCH ZONE AGAINST
SEDIMENTS?), PCE 5 PALAG-RECRYSTALLIZED BRECCIA
(HYALOCLASTITE), ONE OL PHENO IN BRECCIA, LARGE
BASALT CLAST WITH GLASSY QUENCH ZONE;
Leg : 37 Top/Bottom Interval(mm): 0/ 550 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 227.05
Core: 2 Top of Core Depth (m) : 225.00
Sect: 2 Top of Section Depth(m): 226.50
LITHOLOGY: OL MOD PHYRIC BASALT;
Piece No. : PCES 1 (5-10), 2 (5-24), 3 (28-33), 4 (37-45),
5 (48-52);
Structure : SOME LARGE CAVITIES WITH GRAY ENCRUSTATION IN PCES
3+4, TO 5MM IN PCE 4;
Texture : MOD PHYRIC, IN PCES 2-4 NO GLASS OR VARIOLITES,
LARGELY PALAGONITIZED GLASS ON ONE VESICLE OF PCE 5,
HOMOGENEOUS CARB-BASALT MICROBRECCIA ON ONE SURFACE,
PCE 3 IS LIKE PCE 2 BUT PROBABLY CLOSER TO A
QUENCHED SURFACE;
Alteration : IN PCE 1 MORE WEATHERED ON ONE HALF THAN ON THE
OTHER, 'INFILTRATED' WEATHERED ZONE IN PCE 2;
Comments : END OF UNIT 1 AT BOTTOM OF CORE;
Vesicles :
Location: Filling: CARB
IN PCE 1 10-15 VESICLES FILLED WITH CARB-MANY
TOTALLY FILLED-DISTINGUISHES THIS PCE FROM OTHERS
IN THIS CORE;
Size(mm): Percent: 2-3
IN PCES 2+4;
PCE 5 IS VESICULAR WITH SOME LARGELY PALAG GLASS
ON ONE;
Phenocrysts: OLIVINE ( 5%)
Size(mm): 1-2
IN PCE 5;
Replacement: CARBONATE
IN VESICLE IN PCE 1;
Leg : 37 Top/Bottom Interval(mm): 0/ 300 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 244.30
Core: 3 Top of Core Depth (m) : 244.00
Sect: 1 Top of Section Depth(m): 244.00
LITHOLOGY: PLAG+OL+PYX MOD PHYRIC BASALT;
Piece No. : PCES 1 (5-10), 2 (13-18), 3 (20-25);
Structure : SOME LARGE CAVITIES WITH GRAY ENCRUSTATIONS ON
WALLS;
Texture : MOD PHYRIC, NO QUENCH SURFACE;
Alteration : WEATHERED ON SOME SURFACES;
Comments : THIS INTERVAL OF SECTION IS UNIT 2;
Vesicles : Size(mm): Percent: 5
VESICULAR, IN PCE 3 LARGE VESICLES (CAVITIES),
SOME MELT ENCRUSTATIONS (FILTER-PRESSED DURING
COOLING AND COLLAPSE OF VESICLES);
Phenocrysts: COMBINATION ( 5%)
INCLUDING PLAG+OL+PYX, EMERALD GREEN PYX;
Leg : 37 Top/Bottom Interval(mm): 300/ 500 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 244.50
Core: 3 Top of Core Depth (m) : 244.00
Sect: 1 Top of Section Depth(m): 244.30
LITHOLOGY: PLAG SPARSELY PHYRIC BASALT;
Piece No. : PCES 4 (30-39), 5 (43-47);
Texture : SPARSELY PHYRIC, SUB-OPHITIC(?) GNDMASS;
Alteration : SLIGHTLY
PERVASIVELY BUT SLIGHTLY WEATHERED, PCES 4+5 ARE
'BUFF' COLORED PERVASIVELY, SUGGESTING
PERVASIVE SLIGHT ALTERATION, NO FRESH OL;
Comments : THIS INTERVAL OF SECTION IS FLOW UNIT 3;
Vesicles : Size(mm): Percent: 5
Location: Filling: CLAY.MIN
VESICULAR, MOSTLY PARTLY TO COMPLETELY FILLED BY
GREEN CLAY.MIN(S?);
Phenocrysts: PLAGIOCLASE ( <2%)
Groundmass : OLIVINE
NO FRESH OL NOTED (SOME OF ALTERED ORANGE AREAS
MAY BE ALTERED OL);
Replacement: CLAY MINERALS
FILLING VESICLES;
Leg : 37 Top/Bottom Interval(mm): 500/1320 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 245.32
Core: 3 Top of Core Depth (m) : 244.00
Sect: 1 Top of Section Depth(m): 244.50
LITHOLOGY: PLAG-OL PHYRIC BASALT;
Piece No. : PCES 6 (50-55), 7A-C (57-78), 8 (81-87), 9 (92-95),
10 (99-105), 11 (107-113), 12 (116-126),
13 (124-132);
Texture : PHYRIC, MOST COARSELY PORPHYRITIC UNIT SO FAR
ENCOUNTERED IN 333A;
Alteration : SLIGHTLY
WEATHERED (BUFF) AND FRESH (GRAY) ZONES, PCES
9+10 ARE WEATHERED SLIGHTLY THROUGHOUT, PCE 11 IS
FRESH IN INTERIOR, WEATHERED 'OUTSIDE';
Comments : THIS INTERVAL OF SECTION IS UNIT 4;
Vesicles : Size(mm): 1-3 Percent: 5
Location: Filling: CARB,CLAY.MINS
IN PCE 6, PARTLY FILLED WITH GREEN CLAY.MINS AND
CARB;
Size(mm): Percent: 2-5
Location: Filling: CLAY.MIN,CARB
PCES 7-13, COMPLETELY FILLED WITH CARB AND GREEN
CLAY LININGS;
Phenocrysts: PLAGIOCLASE (10-15%)
OLIVINE ( RARE%)
Groundmass : PLAGIOCLASE
GNDMASS IS PLAG MICROLITE NETWORK;
Replacement: CARBONATE
IN VESICLES;
CLAY MINERALS
GREEN CLAY IN VESICLES;
Leg : 37 Top/Bottom Interval(mm): 1340/1410 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 245.41
Core: 3 Top of Core Depth (m) : 244.00
Sect: 1 Top of Section Depth(m): 245.34
LITHOLOGY: APHYRIC BASALT;
Piece No. : PCE 14 (134-138);
Texture : APHYRIC;
Alteration : FRESH
VERY FRESH APPEARING;
Comments : DARK GRAY, THIS INTERVAL OF SECTION IS UNIT 5;
Vesicles : Size(mm): Percent: 2-5
Location: Filling: CLAY.MIN
COATED WITH LIGHT BLUISH WHITE CLAY MINERAL;
Replacement: CLAY MINERALS
COATING VESICLES;
Groundmass : PLAGIOCLASE
PLAG MICROLITE NETWORK;
Leg : 37 Top/Bottom Interval(mm): 0/ 260 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 245.76
Core: 3 Top of Core Depth (m) : 244.00
Sect: 2 Top of Section Depth(m): 245.50
LITHOLOGY: APHYRIC BASALT;
CONTINUATION FROM PREVIOUS SECTION;
Piece No. : PCES 1 (5-14), 2 (17-24);
Texture : APHYRIC (ONE VERY SMALL PHENO OF PLAG NOTED), PLAG
PHENOS OCCUR AT BOTTOM OF PCE 2;
Alteration : WEATHERED IN ZONES;
Comments : THIS SECTION END OF UNIT 5;
Vesicles : Size(mm): Percent: 2-5
VESICULAR;
Leg : 37 Top/Bottom Interval(mm): 260/ 350 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 245.85
Core: 3 Top of Core Depth (m) : 244.00
Sect: 2 Top of Section Depth(m): 245.76
LITHOLOGY: PLAG-OL PHYRIC BASALT;
THIS IS A RETURN TO THE LITHOLOGY OF THE UNIT
BEGINNING WITH PCE 4, SECTION 3-1;
Piece No. : PCE 3 (27-33);
Texture : PHYRIC;
Comments : THIS INTERVAL IS UNIT 6;
Phenocrysts: PLAGIOCLASE
OLIVINE ( RARE%)
Leg : 37 Top/Bottom Interval(mm): 350/ 590 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 246.09
Core: 3 Top of Core Depth (m) : 244.00
Sect: 2 Top of Section Depth(m): 245.85
LITHOLOGY: PLAG SPARSELY PHYRIC BASALT;
PCES 4 (35-40), 5 (43-49), 6 (50-57);
Structure : CARB CRYSTALS ON SEAMS;
Texture : SPARSELY PHYRIC;
Alteration : BROWN COLOR SUGGESTS PERVASIVE WEATHERING OR
DEUTERIC ALTERATIONS;
Comments : THIS INTERVAL OF SECTION UNIT 7;
Vesicles : Size(mm): Percent: <5
VESICULAR;
Phenocrysts: PLAGIOCLASE ( <1%)
Replacement: CARBONATE
ON SEAMS;
Leg : 37 Top/Bottom Interval(mm): 590/ 670 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 246.17
Core: 3 Top of Core Depth (m) : 244.00
Sect: 2 Top of Section Depth(m): 246.09
LITHOLOGY: PLAG MOD PHYRIC BASALT;
Piece No. : PCE 7 (59-65);
Texture : MOD PHYRIC;
Comments : THIS INTERVAL OF SECTION IS UNIT 8;
Phenocrysts: PLAGIOCLASE ( 5%)
Leg : 37 Top/Bottom Interval(mm): 0/ 100 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 263.10
Core: 4 Top of Core Depth (m) : 263.00
Sect: 1 Top of Section Depth(m): 263.00
LITHOLOGY: PLAG-OL MOD PHYRIC BASALT;
Piece No. : PCE 1 (5-10);
Texture : MOD PHYRIC;
Vesicles : Size(mm): Percent: <5
VESICLULAR;
Phenocrysts: COMBINATION
INCLUDING PLAG+OL, PLAG>>OL IN ABUNDANCE, OL
PHENOS COMMONLY ASSOCIATED WITH AND AT CORE OF
GROUPS OF PLAG PHENOS;
Leg : 37 Top/Bottom Interval(mm): 100/ 250 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 263.25
Core: 4 Top of Core Depth (m) : 263.00
Sect: 1 Top of Section Depth(m): 263.10
LITHOLOGY: PLAG MOD PHYRIC BASALT;
Piece No. : PCE 2 (15-21);
Texture : MOD PHYRIC;
Vesicles : Size(mm): Percent: 7
Location: Filling: CLAY
MOST VESICLES COATED WITH YELLOW CLAY MINERAL;
Phenocrysts: PLAGIOCLASE ( 5%)
OLIVINE ( 0%)
Replacement: CLAY MINERALS
YELLOW CLAY MINERAL IN VESICLES;
Leg : 37 Top/Bottom Interval(mm): 0/ 80 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 282.08
Core: 5 Top of Core Depth (m) : 282.00
Sect: 1 Top of Section Depth(m): 282.00
LITHOLOGY: BRECCIA;
Piece No. : PCE 1 (4-6);
Texture : BRECCIA PROBABLY SEDIMENTARY, MOSTLY MONOMICT TYPES
OF CLASTS (1)GLASS,(2)INDIVIDUAL OL CRYSTALS,
(3)BASALT WITH 10% PHENOS OF OL>PLAG=EMERALD GREEN
PYX, AT LEAST TWO CLASTS OF THIS TYPE, MINERAL
CLASTS OF THE EMERALD GREEN PYX+OL ARE COMMON IN
MATRIX-THIS IS NEARLY MONOMICT BRECCIA, WITH
DOMINANCE OF THIS TYPE CLAST (4)SPARSELY PHYRIC
CHROMIAN SPINEL PHENOS;
Leg : 37 Top/Bottom Interval(mm): 80/ 150 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 282.15
Core: 5 Top of Core Depth (m) : 282.00
Sect: 1 Top of Section Depth(m): 282.08
LITHOLOGY: OL MOD PHYRIC BASALT;
Piece No. : PCE 2 (8-11);
Structure : A FEW LARGE CAVITIES COATED WITH CARB AND OTHER
MINERALS;
Texture : MOD PHYRIC;
Alteration : FRESH
DARK GRAY COLOR SUGGESTS PCE IS QUITE FRESH;
Comments : DARK GRAY BASALT;
Vesicles : Size(mm): Percent: 5
VESICULAR;
Phenocrysts: OLIVINE ( 3-5%)
Size(mm): 1-2
SPINEL ( RARE%)
ONE CHROMIAN SPINEL PHENO NOTED;
PLAGIOCLASE ( RARE%)
ONE PLAG PHENO NOTED;
Replacement: CARBONATE
COATING CAVITIES;
Leg : 37 Top/Bottom Interval(mm): 150/ 420 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 282.42
Core: 5 Top of Core Depth (m) : 282.00
Sect: 1 Top of Section Depth(m): 282.15
LITHOLOGY: PLAG-OL-PYX MOD PHYRIC BASALT;
Piece No. : PCES 3 (15-20), 4 (22-27), 5 (30-39);
Structure : LARGE CAVITIES IN PCE 3, PCE 4 IS GROUND TO NEARLY
PERFECT SPHERE;
Texture : MOD PHYRIC, IN PCE 5 INCLUSION OF BAKED OOZE(?),
HARD SEDIMENTARY COATING WITH SOME PALAG CLASTS ON
SOME SURFACES, IN PCE 5 LARGE CLOT OF OL+PYX+PLAG
IN PROBABLE SUB-OPHITIC TEXTURE;
Alteration : FRESH
PCE 5 IS QUITE FRESH, BASED ON GRAY COLOR;
Comments : PCE 5 IS GRAY BASALT;
Vesicles : Size(mm): Percent: 10
PCE 3 IS VESICULAR;
Size(mm): Percent: 20
Location: Filling: CLAY,CARB
PCE 4 IS HIGHLY VESICULAR, VESICLES COATED WITH
BLUE CLAY AND CARB SPHEROIDS;
Size(mm): Percent: 5
PCE 5 IS VESICULAR;
Phenocrysts: COMBINATION ( 3-5%)
Size(mm): 2-5
INCLUDING PLAG+OL+PYX, ABUNDANCE IN PCE 3 PLAG>OL>
EMERALD GREEN PYX (ONLY ONE 3MM ROUNDED CRYSTAL
OF EMERALD GREEN PYX NOTED), ABUNDANCE IN PCE 4
PLAG=OL>EMERALD GREEN PYX, ABUNDANCE IN PCE 5
OL>EMERALD GREEN PYX>PLAG;
Groundmass : PLAGIOCLASE
IN PCE 4 PLAG MICROLITE FRAMEWORK GNDMASS;
OLIVINE
INTERGRANULAR GNDMASS CONTAINING OL;
Replacement: CLAY
COATING VESICLES IN PCE 4;
CARBONATE
CARB SPHEROIDS COATING VESICLES IN PCE 5;
Texture : POLYMICT, BUT MOSTLY SPARSELY PLAG PHYRIC BASALT,
SOME PARTIALLY PALAGONITIZED GLASS CLASTS, ONLY 20%
CALCAREOUS MATRIX, IN PCE 10 MOSTLY SINGLE LARGE
BASALT CLAST (LITHOLOGY LIKE PCE 10) WITH ADHERING
BRECCIA ON ONE SIDE, BRECCIA INCLUDES SOME GLASS
CLASTS ONLY PARTIALLY PALAGONITIZED;
Alteration : FRESH
PCE 9 APPEARS QUITE FRESH;
Phenocrysts: COMBINATION ( 5%)
INCLUDING PLAG+OL IN PCES 6+8+9, PLAG>OL IN SIZE
AND ABUNDANCE, OL IS VERY RARE IN PCE 9, NO
EMERALD GREEN PYX NOTED IN PCE 6, 7MM PLAG NOTED
IN PCE 6;
PLAGIOCLASE ( 7%)
IN PCE 10, NO OL PHENOS NOTED;
Groundmass : PCE 8 HAS A GRANULAR BUT NEARLY APHANITIC
GNDMASS;
OLIVINE
IN PCE 10 POSSIBLY SMALL OL GRANULES IN MATRIX;
Vesicles : Size(mm): Percent: <1
PCE 9 IS SPARSELY VESICULAR;
Size(mm): Percent: RARE
SMALL VESICLES ARE RARE IN PCE 10;
Leg : 37 Top/Bottom Interval(mm): 900/1060 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 283.06
Core: 5 Top of Core Depth (m) : 282.00
Sect: 1 Top of Section Depth(m): 282.90
LITHOLOGY: OL-PLAG-PYX MOD PHYRIC BASALT;
Piece No. : PCE 13 (90-95);
Structure : LARGE IRREGULAR GAS CAVITIES, SOME WITH SCORIACEOUS
BASALT LININGS;
Texture : MOD PHYRIC;
Phenocrysts: COMBINATION ( 8%)
INCLUDING OL+PLAG+PYX, OL>PLAG>PYX IN ABUNDANCE;
Leg : 37 Top/Bottom Interval(mm): 1060/1500 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 283.50
Core: 5 Top of Core Depth (m) : 282.00
Sect: 1 Top of Section Depth(m): 283.06
LITHOLOGY: PLAG MOD PHYRIC BASALT AND BRECCIA;
Piece No. : PCES 14 (96-101), 15 (103-108), 16 (110-117),
17 (120-126), 18 (129-137), 19 (140-145);
Texture : PCES 14+16 ARE MOD PHYRIC, PCE 18 IS APHYRIC TO
SPARSELY PHYRIC, IN PCE 14 'NONTRONITE' (CLAY)
COATINGS ON TWO SIDES WITH ADHERING CARB-MAY BE
CLAST FROM BRECCIA, PCE 15 IS SEDIMENTARY BRECCIA,
QUITE HARD, WHITE CALCAREOUS MATRIX, BASALT CLASTS
MAINLY SPARSELY PLAG PHYRIC, SOME RARE PARTIALLY
PALAGONITIZED GLASS CLASTS, PCE 16 IS UNUSUALLY
COARSE GRAINED FOR THIS SEQUENCE (MEDIUM-GRAINED,
PROBABLY NEARLY HOLOCRYSTALLINE), SOME
DIKTYTAXITIC AREAS, SOME ADHERING SEDIMENTARY
CLASTIC MATERIAL ON ONE SURFACE-PROBABLY CLAST FROM
BRECCIA LIKE PCE 17, PCE 17 IS BRECCIA, ALTERED
LARGELY TO GREEN CLAY (NONTRONITE? SAPONITE?), CARB
IN MATRIX, MOST ABUNDANT LITHOLOGY OF CLASTS IS LIKE
PCE 16, PCE 18 IS MEDIUM-GRAINED BASALT, UNUSUALLY
COARSE (LIKE PCE 16) AREA INDICATES SLIP OF THE
FRAGMENT ALONG VERTICAL SURFACES, COATED WITH CLAY
AND SLICKENSIDE, PCE 19 IS BRECCIA LIKE PCE 17
WITH ONE SLICKENSIDED SURFACE, GREEN;
Vesicles : Size(mm): Percent: TO 5
SMALL VESICLES IN PCE 14;
Phenocrysts: PLAGIOCLASE ( 5%)
IN PCES 14+16, PCE 18 HAS RARE PLAG;
OLIVINE ( RARE%)
IN PCE 14;
PYROXENE ( RARE%)
IN PCE 16 VERY RARE EMERALD GREEN PYX;
Leg : 37 Top/Bottom Interval(mm): 0/ 730 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 284.23
Core: 5 Top of Core Depth (m) : 282.00
Sect: 2 Top of Section Depth(m): 283.50
LITHOLOGY: PLAG MOD PHYRIC BASALT;
Piece No. : PCES 1 (3-7), 6 (40-44), 7 (46-51), 8 (54-61),
9 (64-70);
Texture : MOD PHYRIC, PCE 1 IS MEDIUM GRAINED, SLICKENSIDES
AND CALCAREOUS MATERIAL ON ONE SURFACE, IN PCE 6
SOME ADHERING BRECCIA AND SLICKENSIDES ON ONE
SURFACE, IN PCE 7 SOME ADHERING BROWN CLASTIC
MATERIAL, NO OL NOTED, PCES 8+9 ARE SIMILAR TO PCE
7 EXCEPT FOR FEW OL PHENOS NOTED IN PCE 9;
Comments : PCES 1+6 ARE POSSIBLY CLASTS FROM BRECCIA;
Phenocrysts: PLAGIOCLASE ( <5%)
OLIVINE
FEW OL PHENOS NOTED IN PCE 9;
Leg : 37 Top/Bottom Interval(mm): 0/ 730 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 284.23
Core: 5 Top of Core Depth (m) : 282.00
Sect: 2 Top of Section Depth(m): 283.50
LITHOLOGY: BASALTIC BRECCIA;
Piece No. : PCES 2 (10-11), 3 (14-21), 4 (24-32), 5 (35-37);
Texture : PCE 2 IS GREEN MATRIX BRECCIA FRAGMENTS-SIMILAR TO
PCE 17 OF 5-1, PCE 3 IS WHITE MATRIX BRECCIA,
GRADING DOWNWARD TO GREEN MATRIX BRECCIA, WHITE
MATRIX APPEARS TO GO TO GREEN MATRIX BRECCIA WITH
INCREASING AMOUNT OF HYDROTHERMAL(?) ALTERATION,
GLASS ALTERED IN BOTH ZONES-APPEARS MORE
COMPLETELY SO IN GREEN MATRIX, BASALT CLASTS
ARE MOSTLY PLAG MOD PHYRIC (<5%) BASALT, SOME WITH
TRACE OF OL PHENOS, PCE 4 IS SIMILAR TO 3, PCE 5 IS
FRAGMENTS OF GREEN MATRIX BRECCIA, MATRIX AND
CLASTS;
Leg : 37 Top/Bottom Interval(mm): 0/ 470 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 320.47
Core: 6 Top of Core Depth (m) : 320.00
Sect: 1 Top of Section Depth(m): 320.00
LITHOLOGY: PLAG MOD PHYRIC BASALT;
Piece No. : PCES 1 (3-8), 2 (11-20), 3 (24-37), 4 (35-38),
5 (40-45);
Structure : PCE 5 IS DENSE;
Texture : MOD PHYRIC, PCE 1 HAS APHANITIC GNDMASS, PCE 2 IS
SIMILAR TO PCE 1 EXCEPT FINELY MICROLITIC PLAG
GNDMASS, PCES 3+4 ARE SIMILAR TO PCE 2 EXCEPT PCE
4 HAS SOME ADHERING GREEN MATRIX BRECCIA MATERIAL
ON SOME SURFACES, PCE 5 IS DRUSE, APHANITIC
GNDMASS, PRISMATIC CRYSTALS OF?;
Vesicles : Size(mm): Percent: 5
IN PCES 1-4;
Size(mm): Percent: 10
Location: Filling: CLAY
COATED BY GREEN OR BLUE CLAY MINERALS;
Phenocrysts: PLAGIOCLASE ( 5%)
OLIVINE ( RARE%)
RARE OL;
Replacement: CLAY
BLUE AND GREEN CLAY MINERALS FILLING VESICLES;
Leg : 37 Top/Bottom Interval(mm): 470/ 530 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 320.53
Core: 6 Top of Core Depth (m) : 320.00
Sect: 1 Top of Section Depth(m): 320.47
LITHOLOGY: PLAG MOD PHYRIC BASALT;
Piece No. : PCE 6 (47-51);
Texture : MOD PHYRIC, MED-GRAINED, UNCOMMONLY COARSE-GRAINED
COMPARED TO MOST BASALTS IN THIS 'RUBBLE' SEQUENCE,
DIKTYTAXITIC TEXTURE IN PLACES;
Vesicles : SOME VUGS;
Phenocrysts: PLAGIOCLASE ( <5%)
NO OL OR PYX NOTED;
Groundmass : PYROXENE
EMERALD GREEN PYX;
OLIVINE
IDDINGSITIZED OL;
Replacement: IDDINGSITE
Minerals Replaced: OL
IN GNDMASS;
Leg : 37 Top/Bottom Interval(mm): 530/ 750 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 320.75
Core: 6 Top of Core Depth (m) : 320.00
Sect: 1 Top of Section Depth(m): 320.53
LITHOLOGY: APHYRIC BASALT;
Piece No. : PCES 7 (54-59), 8 (62-65), 9 (68-73);
Structure : DENSE;
Texture : APHYRIC, FINE-GRAINED(BUT PROBABLY HOLOCRYSTALLINE-
GRANULAR TEXTURE), IN PCE 8 ONE LONG PRISMATIC
PHENO OF EMERALD GREEN PYX NOTED;
Alteration : WEATHERED ON EXTERIOR, FRESH IN A CENTRAL CORE
ZONE;
Leg : 37 Top/Bottom Interval(mm): 750/1450 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 321.45
Core: 6 Top of Core Depth (m) : 320.00
Sect: 1 Top of Section Depth(m): 320.75
LITHOLOGY: BASALTIC BRECCIA;
Piece No. : PCES 10 (75-80), 11 (82-89), 12 (91-96),
13 (98-102), 14 (104-109), 15 (111-117),
16 (121-127), 17 (130-136), NO PCE NUMBER
ASSIGNED, INTERVAL (140-144);
Texture : IN PCE 10 WHITE (GRAY) MATRIX BRECCIA-POLYMICT, WITH
OL-PLAG PHYRIC BASALT CLAST, SOME CLASTS ALSO LIKE
PCE 7, IN PCE 11 SANDY MATRIX, LIGHT OLIVE GREEN,
DIFFERS IN HARDNESS (HARDER), COLOR, AND SANDINESS
OF MATRIX FROM SECTION 5-1 GREEN BRECCIAS, APPEARS
TO BE MONOMICT, WITH CLASTS LIKE PCE 7, PCES 12+13+
15 ARE SIMILAR TO PCE 11 EXCEPT PCE 15 APPEARS TO
CONTAIN A WIDER VARIETY OF CLASTS, INCLUDING SAND
SIZED CRYSTALS OF EMERALD GREEN PYX, MATRIX IS GREEN
AT ONE END, BROWN AT THE OTHER, PCE 16 IS SIMILAR TO
PCE 15 EXCEPT MOSTLY REDDISH, CLASTS OF EMERALD
GREEN PYX, CONSPICUOUS CLASTS OF EMERALD GREEN PYX,
PCE 17 AND INTERVAL (140-144) ARE SIMILAR TO PCE 16,
PCE 14 ONE SIDE IS BRECCIA WITH SOME GLASS CLASTS
RIMMED BY PALAGONITE, OTHER SIDE IS PLAG SPARSELY
PHYRIC BASALT-15% VESICLES, BASALT IS PROBABLY LARGE
CLAST;
Vesicles : Size(mm): Percent: 15
PCE 14;
Leg : 37 Top/Bottom Interval(mm): 1450/1500 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 321.50
Core: 6 Top of Core Depth (m) : 320.00
Sect: 1 Top of Section Depth(m): 321.45
LITHOLOGY: PLAG-OL-PYX MOD PHYRIC BASALT;
Piece No. : NO PCE NUMBER ASSIGNED, INTERVAL (145-148);
Texture : MOD PHYRIC, MICROLITIC GNDMASS;
Phenocrysts: COMBINATION ( 5%)
INCLUDING PLAG+OL+EMERALD GREEN PYX;
Replacement: IDDINGSITE
Minerals Replaced: OL
IDDINGSITIZED OL?;
Leg : 37 Top/Bottom Interval(mm): 0/ 260 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 321.76
Core: 6 Top of Core Depth (m) : 320.00
Sect: 2 Top of Section Depth(m): 321.50
LITHOLOGY: PLAG MOD PHYRIC BASALT;
Piece No. : PCES 1 (4-7), 2 (10-12), 3 (15-23);
Texture : MOD PHYRIC;
Alteration : FRESH;
Comments : LIGHT GRAY;
Vesicles : Size(mm): Percent: 5
Location: Filling: CARB,CLAY OR
Location: Filling: CHLORITE
MAINLY FILLED BY CARB, GREEN CLAY OR CHLORITE ON
SOME SURFACES;
Phenocrysts: PLAGIOCLASE ( 5%)
OLIVINE ( RARE%)
MINOR OL;
PYROXENE ( RARE%)
TRACE EMERALD GREEN PYX, NONE NOTED IN PCE 3;
Groundmass : PLAGIOCLASE
PLAG MICROLITE FRAMEWORK MATRIX;
Replacement: CARBONATE
FILLING VESICLES;
CLAY
GREEN CLAY OR CHLORITE COATING VESICLES;
Leg : 37 Top/Bottom Interval(mm): 260/ 350 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 321.85
Core: 6 Top of Core Depth (m) : 320.00
Sect: 2 Top of Section Depth(m): 321.76
LITHOLOGY: APHYRIC BASALT;
GNDMASS AND COLOR LIKE PCE 1;
Piece No. : PCE 4 (26-32);
Texture : NEARLY APHYRIC, RARE PLAG PHENOS, ONE SIDE WITH
RED INFILTRATION WEATHERED ZONE ALONG ONE SIDE, AN
EMERALD GREEN OPX VISIBLE STICKING THROUGH THIS
SURFACE, SURFACE COATED BY RED CLAY, WITH MINOR
SLICKENSIDES;
Leg : 37 Top/Bottom Interval(mm): 350/ 510 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 322.01
Core: 6 Top of Core Depth (m) : 320.00
Sect: 2 Top of Section Depth(m): 321.85
LITHOLOGY: BRECCIA;
Piece No. : PCE 5 (35-47);
Texture : RED MATRIX BRECCIA;
Comments : TECTONIC FAULT ZONE;
Leg : 37 Top/Bottom Interval(mm): 0/1210 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 322.71
Core: 6 Top of Core Depth (m) : 320.00
Sect: 2 Top of Section Depth(m): 321.50
LITHOLOGY: PLAG-OL-PYX PHYRIC BASALT;
Piece No. : PCES 6 (51-60), 7 (64-70), 10 (87-95), 11 (97-102);
Texture : PHYRIC, SOME ROUNDED MICROLITIC MATRIX;
Alteration : OL BADLY WEATHERED IN PCES 10+11;
Comments : INTERVAL (50-70) COULD BE CUMULATE BASE OF COOLING,
PCES 10+11 ARE UNCOMMONLY MAFIC FOR THIS SEQUENCE,
APPEARS RELATED TO PCES 1-4+6+7;
Phenocrysts: COMBINATION (10-25%)
INCLUDING PLAG+OL+PYX, PYX IS EMERALD GREEN, IN
PCE 6 PLAG>OL=PYX, PYX UNCOMMONLY LARGE CRYSTALS,
PCE 7 IS SIMILAR TO PCE 6, IN PCE 10 OL>PLAG=PYX,
UNCOMMONLY RICH IN OL AND PYX, OL BADLY WEATHERED,
PCE 11 IS SIMILAR TO PCE 10, PCES 6+7 HAVE 10%
PHENOS, PCES 10+11 HAVE 25% PHENOS;
Alteration : IN PCES 10+11 ABUNDANT RED ALTERATION PRODUCT;
Leg : 37 Top/Bottom Interval(mm): 720/ 800 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 322.30
Core: 6 Top of Core Depth (m) : 320.00
Sect: 2 Top of Section Depth(m): 322.22
LITHOLOGY: APHYRIC BASALT;
Piece No. : PCE 8 (72-77);
Texture : APHYRIC, ONE SMALL PLAG PHENO NOTED;
Comments : RELATED(?) TO ABOVE SEQUENCE;
Groundmass : PLAGIOCLASE
MICROLITIC PLAG MATRIX;
Replacement: CARBONATE
Vesicles : Size(mm): Percent: 5
Location: Filling: CARB
VESICLES FILLED WITH CARB;
Leg : 37 Top/Bottom Interval(mm): 800/1210 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 322.71
Core: 6 Top of Core Depth (m) : 320.00
Sect: 2 Top of Section Depth(m): 322.30
LITHOLOGY: PLAG MOD PHYRIC BASALT;
Piece No. : PCES 9A (80-85), 12 (105-109), 13 (111-118);
Structure : COMMON LARGE GAS CAVITIES (5-7%) IN PCE 13;
Texture : MOD PHYRIC;
Comments : PCES 12+13 MAY BE PART OF A SINGLE UNIT;
Phenocrysts: PLAGIOCLASE ( 10%)
IN PCE 9A, NO OTHER PHENOS NOTED;
PLAGIOCLASE ( 8%)
IN PCE 12, NO PYX NOTED, PHENO ASSEMBLAGE IN PCE
13 LIKE THAT IN PCE 12;
OLIVINE ( RARE%)
IN PCES 12+13 MINOR BUT OBVIOUS OL PHENOS;
Groundmass : PLAGIOCLASE
MICROLITIC PLAG MATRIX;
Leg : 37 Top/Bottom Interval(mm): 800/ 870 Analyst: Melson, W.
Hole: 333A Sample Midpoint (m) : 322.37
Core: 6 Top of Core Depth (m) : 320.00
Sect: 2 Top of Section Depth(m): 322.30
LITHOLOGY: BRECCIA;
Piece No. : PCE 9B (80-84);
Texture : SMALL FLAKE OF WHITE MATRIX BRECCIA;
Leg : 37 Top/Bottom Interval(mm): 0/1450 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 359.45
Core: 7 Top of Core Depth (m) : 358.00
Sect: 1 Top of Section Depth(m): 358.00
LITHOLOGY: BASALTIC BRECCIA;
Piece No. : PCES 1 (2-10), 2 (12-19), 3 (20-26), 4 (27-33),
11 (78-81), 12 (82-88), 13 (90-93), 14 (94-102),
15 (104-109), 17 (117-124), 18 (125-132),
19 (134-137), 20 (139-143);
Texture : IN PCES 1-4 PLAG MOD PHYRIC BASALT CLASTS IN A
MATRIX OF CHLORITE, PATCHES OF FRESH BLACK GLASS
IN THE MATRIX ARE INTEPRETED AS RELICS OF AN
ORIGINAL GLASSY MATRIX TO THIS ROCK, RARE OL
MICROPHENOS AND POSSIBLE ALTERED OL IN GNDMASS OF
CLASTS, NO GREEN AUGITE, BOTRYOIDAL SILICA AND
BLUE-GREEN CLAY LININGS TO VESICLES, IN PCE 11
BRECCIA WITH BLEACHED CHLORITE MATRIX AND FINE-
GRAINED PLAG SPARSELY PHYRIC CLASTS, IN PCE 12
PLAG+OL MOD PHYRIC BASALT IN A MATRIX OF GLASS
(ABUNDANT), PALAG AND CARB, SOME CLASTS OF VERY
FINE-GRAINED BASALT, SOME OL-MOSTLY ALTERED, IN PCE
13 ALTERED PLAG SPARSELY PHYRIC BASALT IN BRECCIA
MATRIX, IN PCE 14 CLASTS OF COARSE GRAINED PLAG
SPARSELY PHYRIC BASALT LIKE 13 IN A THOROUGHLY
CHLORITIZED MATRIX (RARE FRESH GLASS) SOME CARB &
SILICA & AND GREEN CLAY IN VESICLES, PCE 15 IS
SIMILAR TO 14, IN PCES 17-20 PLAG+OL MOD PHYRIC
BASALT IN THOROUGHLY CHLORITIZED MATRIX (RARE RELIC
GLASS), BASALT FRAGMENTS ARE SOMEWHAT OXIDIZED,
SILICA & ZEOLITE AND CLAY IN VESICLES, PLAG>OL-
MOSTLY ALTERED;
Vesicles :
Location: Filling: CARB,SILICA,CLAY
Leg : 37 Top/Bottom Interval(mm): 0/1450 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 359.45
Core: 7 Top of Core Depth (m) : 358.00
Sect: 1 Top of Section Depth(m): 358.00
LITHOLOGY: PLAG-OL SPARSELY TO MOD PHYRIC BASALT;
Piece No. : PCES 5 (35-40), 6 (42-47), 7 (50-54), 8 (55-60),
9 (62-70), 10 (70-77), 16 (42-47);
Texture : PCES 5-10 ARE MOD PHYRIC, PCE 16 IS SPARSELY PHYRIC,
PCE 10 WITH SOME BRECCIA MATRIX LIKE PCE 1,
FINE-GRAINED GNDMASS IN PCE 16;
Vesicles :
Location: Filling: CHLORITE,SILICA
Location: Filling: CLAY
PCE 1 IS VESICULAR, GREEN CLAY;
Location: Filling: SILICA,CLAY
IN PCE 7;
Location: Filling: ZEOLITE,CLAY
IN PCE 16 ZEOLITE AND BLUE-GREEN CLAY IN VESICLES;
Phenocrysts: PLAGIOCLASE
OLIVINE
AUGITE
PLAG>>OL>>AUGITE IN PCE 5, IN PCES 7-9 PLAG>OL,
OL MORE ALTERED IN PCES 7+8 THAN IN 9+10, NO GREEN
AUGITE SEEN, PLAG IN PCE 16 SOMEWHAT CHALKY;
Leg : 37 Top/Bottom Interval(mm): 0/1250 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 360.75
Core: 7 Top of Core Depth (m) : 358.00
Sect: 2 Top of Section Depth(m): 359.50
LITHOLOGY: BASALTIC BRECCIA;
Piece No. : PCES 1 (2-6), 2 (8-14), 3 (15-20), 4 (22-30),
9 (58-60);
Texture : IN PCES 1-4 BRECCIA LIKE PCES 17-20 OF CORE 17-1,
RARE GLASS LEFT IN MATRIX, ABUNDANT CARB VEINS, IN
PCE 9 BRECCIA WITH MOD PHYRIC CLASTS LIKE PCES 1-7
BUT LOTS OF FRESH GLASS;
Comments : PCE 9 PROBABLY BELONGS WITH 1-7;
Leg : 37 Top/Bottom Interval(mm): 0/1250 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 360.75
Core: 7 Top of Core Depth (m) : 358.00
Sect: 2 Top of Section Depth(m): 359.50
LITHOLOGY: PLAG-OL MOD PHYRIC BASALT;
Piece No. : PCES 5 (31-37),6 (39-45), 7 (45-50), 10 (63-67),
11 (70-75), 12 (76-80), 13 (81-87), 15 (94-100),
16 (100-107), 17 (108-113), 18 (114-120);
Structure : CARB VEINS IN PCES 15-18;
Texture : MOD PHYRIC, PCE 5 IS FINE-GRAINED LIKE CLASTS IN
BRECCIA OF PCES 1-4, SOME BRECCIA IN PCE 6, PCE 14
IS MEDIUM-GRAINED, IN PCE 15 MICRODOLERITIC GRAINS,
PCES 16-18 ARE SIMILAR TO 15;
Alteration : SOME CHLORITIZATION IN PCES 5-7;
Vesicles :
Location: Filling: SILICA,CLAY
VESICLES IN PCES 5-7 FILLED WITH SILICA AND BLUE-
GREEN CLAY;
Location: Filling: CHLORITE,CLAY
IN PCES 10-12 VESICLES FILLED WITH CHLORITE(?)
AND BLUE-GREEN CLAY;
Location: Filling: CHLORITE
IN PCES 15-18 VESICLES FILLED WITH BLUE-GREEN
CHLORITE(?);
Phenocrysts: COMBINATION
INCLUDING PLAG+OL, OL MAY BE ALTERED IN PCES 5-7,
IN PCE 10-12 PLAG>>OL IN ABUNDANCE AND NO GREEN
AUGITE SEEN, IN PCE 13 PLAG>OL, MORE OL THAN ABOVE
PCES;
Replacement: CLAY MINERALS
BLUE-GREEN CLAY FILLING VESICLES;
CHLORITE
FILLING VESICLES;
SILICA
FILLING VESICLES;
CARBONATE
IN VEINS;
Leg : 37 Top/Bottom Interval(mm): 0/1250 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 360.75
Core: 7 Top of Core Depth (m) : 358.00
Sect: 2 Top of Section Depth(m): 359.50
LITHOLOGY: APHYRIC TO PLAG MICROPHYRIC BASALT;
Piece No. : PCE 8 (52-57);
Texture : APHYRIC TO MICROPHYRIC, FINE-GRAINED;
Vesicles :
Location: Filling: CLAY,CARB
FILLED WITH CLAY, CARB ON SURFACES;
Phenocrysts: PLAGIOCLASE
MICROPHENOS, SOMEWHAT CHALKY;
OLIVINE
ALTERED OL?;
Replacement: CLAY
FILLING VESICLES;
CARBONATE
ON VESICLE SURFACES;
Leg : 37 Top/Bottom Interval(mm): 0/1250 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 360.75
Core: 7 Top of Core Depth (m) : 358.00
Sect: 2 Top of Section Depth(m): 359.50
LITHOLOGY: PLAG SPARSELY PHYRIC BASALT;
Piece No. : PCE 14 (89-93);
Texture : SPARSELY PHYRIC, MED-GRAINED;
Vesicles :
Location: Filling: CARB,ZEOLITE
CARB AND ZEOLITE IN VESICLES;
Phenocrysts: PLAGIOCLASE
Replacement: CARBONATE
ZEOLITE
Leg : 37 Top/Bottom Interval(mm): 0/1450 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 397.45
Core: 8 Top of Core Depth (m) : 396.00
Sect: 1 Top of Section Depth(m): 396.00
LITHOLOGY: PLAG-OL-AUGITE MOD PHYRIC BASALT;
Piece No. : PCES 1 (4-10), 5 (35-42), 6 (43-48), 7 (50-55);
Texture : MOD PHYRIC, FINE-GRAINED;
Vesicles :
Location: Filling: CLAY
VESICULAR, LINED WITH CLAY, MOSTLY OPEN SURFACES,
SOMEWHAT IRON STAINED;
Phenocrysts: PLAGIOCLASE
Size(mm): TO 1
OLIVINE
Size(mm): TO 1
AUGITE
Size(mm): TO 1
GREEN AUGITE;
Groundmass : ORANGE SPOTS IN GNDMASS EITHER ALTERED OL OR
INTERSTITIAL SAPONITE;
Replacement: CLAY MINERALS
ORANGE SPOTS IN GNDMASS MAY BE ALTERED OL;
Leg : 37 Top/Bottom Interval(mm): 0/1450 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 397.45
Core: 8 Top of Core Depth (m) : 396.00
Sect: 1 Top of Section Depth(m): 396.00
LITHOLOGY: APHYRIC BASALT;
Piece No. : PCES 2 (12-20), 4 (29-34), 8 (56-62);
Texture : APHYRIC, VERY FINE-GRAINED, SUGARY TEXTURED;
Vesicles :
Location: Filling: SILICA
VESICULAR, SILICA IN VESICLES;
Replacement: SILICA
Leg : 37 Top/Bottom Interval(mm): 0/1450 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 397.45
Core: 8 Top of Core Depth (m) : 396.00
Sect: 1 Top of Section Depth(m): 396.00
LITHOLOGY: PLAG SPARSELY PHYRIC BASALT;
Piece No. : PCES 3 (20-27), 4 (29-34), 8 (56-62);
Texture : SPARSELY PHYRIC, PCES 3+4 ARE COARSER GRAINED THAN
PCE 2, PCE 4 HAS A COARSE MICRODOLERITIC GNDMASS;
Alteration : BROWN SPOTS OF INTERSTITIAL OXIDATION;
Vesicles :
Location: Filling: ZEOLITE
PCES 3+4 ARE VESICULAR;
Size(mm): Percent: RARE
Location: Filling: CLAY
IN PCE 8 VESICLES LINED WITH BLUE-GREEN CLAY;
Phenocrysts: PLAGIOCLASE
Replacement: ZEOLITE
CLAY
Leg : 37 Top/Bottom Interval(mm): 630/1050 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 397.05
Core: 8 Top of Core Depth (m) : 396.00
Sect: 1 Top of Section Depth(m): 396.63
LITHOLOGY: PLAG SPARSELY TO MOD PHYRIC BASALT;
Piece No. : PCES 9 (63-68), 10 (69-75), 11 (77-82), 12 (84-94),
13 (95-105);
Texture : SPARSELY TO MOD PHYRIC, FINER GRAINED GNDMASS THAN
PCE 8;
Vesicles :
Location: Filling: CHLORITE
PCES 9+10 ARE VESICULAR, FILLED WITH BLUE-GREEN
CHLORITE;
Size(mm): TO 5 Percent:
Location: Filling: SILICA,CHLORITE
AVERAGE 3MM, SILICA AND BLUE GREEN CHLORITE
LININGS;
Phenocrysts: PLAGIOCLASE
AUGITE
IN PCE 10 ONE CRYSTAL OF GREEN AUGITE SEEN, NONE
IN PCES 11-13;
Replacement: SILICA
CHLORITE
Leg : 37 Top/Bottom Interval(mm): 1070/1450 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 397.45
Core: 8 Top of Core Depth (m) : 396.00
Sect: 1 Top of Section Depth(m): 397.07
LITHOLOGY: BASALTIC BRECCIA;
Piece No. : PCES 14 (107-116), 15 (118-127), 16 (129-134),
17 (136-142);
Texture : CLASTS ARE OF SAME LITHOLOGY AS PCES 11-13 SET IN A
MATRIX OF CHLORITE WITH RELIC GLASS-PALAG AND
SMALLER BASALT FRAGMENTS;
SOME CARB VEINING IN PCE 17;
Leg : 37 Top/Bottom Interval(mm): 0/1450 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 398.95
Core: 8 Top of Core Depth (m) : 396.00
Sect: 2 Top of Section Depth(m): 397.50
LITHOLOGY: PLAG-OL-AUGITE MOD PHYRIC BASALT;
Piece No. : PCE 1 (4-10);
Texture : MOD PHYRIC, MED-GRAINED GNDMASS;
Vesicles :
Location: Filling: CLAY,CHLORITE
VESICLES LINED WITH CLAY, FILLED WITH BLUE-GREEN
CHLORITE;
Phenocrysts: PLAGIOCLASE
OLIVINE
AUGITE
PLAG>>OL>GREEN AUGITE IN ABUNDANCE;
Groundmass : PLAGIOCLASE
ABUNDANT LONG PLAG CRYSTALS;
Replacement: CLAY
CHLORITE
BLUE-GREEN CHLORITE;
Leg : 37 Top/Bottom Interval(mm): 0/1450 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 398.95
Core: 8 Top of Core Depth (m) : 396.00
Sect: 2 Top of Section Depth(m): 397.50
LITHOLOGY: BASALTIC BRECCIA;
Piece No. : PCES 2 (12-19), 3 (20-27), 4 (29-34), 5A+B (35-41),
6 (44-50), 14 (105-113), 15A+B (115-125),
16 (126-136), 17 (138-144);
Texture : IN PCES 2-5 PLAG MOD PHYRIC (ALTERED OL?, NO GREEN
AUGITE) BASALT IN BLEACHED MATRIX OF SMALLER
FRAGMENTS AND DEVITRIFIED GLASS-PALAG?, IN PCE 6
MOSTLY FRESH GLASS+PALAG, ONE FRAGMENT OF PLAG
SPARSELY PHYRIC BASALT, IN PCES 14-16 PLAG SPARSELY
PHYRIC MED-GRAINED CLASTS IN MATRIX OF CHLORITE WITH
CORE OF FRESH GLASS-PALAG (INTRUSIVE INTO ROCK? OR
JUST RELIC), PCE 17 IS SIMILAR TO 14 EXCEPT 17 IS
MORE HIGHLY PHYRIC;
Leg : 37 Top/Bottom Interval(mm): 0/1450 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 398.95
Core: 8 Top of Core Depth (m) : 396.00
Sect: 2 Top of Section Depth(m): 397.50
LITHOLOGY: PLAG MOD PHYRIC BASALT;
Piece No. : PCES 7 (52-57), 8 (60-65), 9 (68-72), 10 (74-79),
11 (80-86), 12 (88-95);
Structure : SOME CARB VEINS, FRACTURED;
Texture : MOD PHYRIC, PCE 12 IS SPARSELY TO MOD PHYRIC,GREEN
FINE-GRAINED, PCE 12 IS COARSER GRAINED THAN PCE 11,
COATINGS OF BLUE-GREEN CLAY;
Alteration : OXIDIZED BASALT, PCE 11 IS FRESHER THAN ABOVE;
Vesicles : Size(mm): TO 2 Percent:
Location: Filling: SILICA,ZEOLITE
VESICULAR;
Phenocrysts: PLAGIOCLASE
NO OL OR AUGITE SEEN;
Replacement: CARBONATE
SILICA
ZEOLITE
Leg : 37 Top/Bottom Interval(mm): 0/1450 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 398.95
Core: 8 Top of Core Depth (m) : 396.00
Sect: 2 Top of Section Depth(m): 397.50
LITHOLOGY: PLAG-OL PHYRIC TO MOD PHYRIC BASALT;
Piece No. : PCE 13 (96-102);
Texture : PHYRIC TO MOD PHYRIC;
Vesicles :
Location: Filling: CLAY
VESICULAR, LINED WITH BLUE GREEN CLAY;
Phenocrysts: PLAGIOCLASE
OLIVINE
PLAG>OL, GREEN AUGITE SEEN-MAY BE ALTERED PLAG;
Replacement: CLAY
Leg : 37 Top/Bottom Interval(mm): 0/ 430 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 399.43
Core: 8 Top of Core Depth (m) : 396.00
Sect: 3 Top of Section Depth(m): 399.00
LITHOLOGY: PLAG MOD PHYRIC BASALT;
CONTINUED FROM 8-2;
Piece No. : PCES 1 (4-11), 2 (12-19), 3 (20-25), 4 (27-35),
5 (37-43);
Structure : CUT BY VEIN OF FRESH GLASS+PALAG, VEINS APPEAR
APHYRIC, SOME CARB VEINS;
Texture : MOD PHYRIC, FINE-GRAINED;
Vesicles : Size(mm): TO 3 Percent:
Location: Filling: ZEOLITE,SILICA
VESICLES LINED WITH ZEOLITE AND SILICA;
Phenocrysts: PLAGIOCLASE
Replacement: ZEOLITE
SILICA
Leg : 37 Top/Bottom Interval(mm): 430/ 520 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 399.52
Core: 8 Top of Core Depth (m) : 396.00
Sect: 3 Top of Section Depth(m): 399.43
LITHOLOGY: PLAG SPARSELY PHYRIC BASALT;
Piece No. : PCE 6 (45-50);
Texture : SPARSELY PHYRIC, FINE-GRAINED;
Vesicles :
Location: Filling: CHLORITE,ZEOLITE
VESICULAR;
Phenocrysts: PLAGIOCLASE
OLIVINE
ONE OL CRYSTAL;
Replacement: CHLORITE
BLUE-GREEN CHLORITE;
ZEOLITE
Leg : 37 Top/Bottom Interval(mm): 520/ 730 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 399.73
Core: 8 Top of Core Depth (m) : 396.00
Sect: 3 Top of Section Depth(m): 399.52
LITHOLOGY: BASALTIC BRECCIA;
Piece No. : PCES 7 (52-62), 8 (64-71);
Texture : PLAG MOD PHYRIC FINE-GRAINED BASALT CLASTS IN A
CHLORITIZED MATRIX WITH SOME RELIC GLASS-PALAG, PCE
8 IS MAINLY BRECCIA WITH SMALL CLASTS;
Leg : 37 Top/Bottom Interval(mm): 730/1350 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 400.35
Core: 8 Top of Core Depth (m) : 396.00
Sect: 3 Top of Section Depth(m): 399.73
LITHOLOGY: PLAG-AUGITE-OL MOD PHYRIC BASALT;
Piece No. : PCES 9A (74-80), 9B (80-84), 10 (87-94),
11 (95-104), 12 (105-115), 13 (116-125),
14 (126-133);
Structure : FINE NETWORK OF CARB VEINS IN PCE 12;
Texture : MOD PHYRIC, PCE 9A IS PART BASALTIC BRECCIA AS IN
PCES 7+8, FINE-GRAINED;
Alteration : FRESH
PCE 11 IS THE FRESHEST-GOOD FOR CHEMISTRY, PYX IS
FRESH, OL IS PROBABLY ALTERED IN PART, SAPONITE
IN VESICLES IS OXIDIZED;
Comments : LIGHT COLORED BASALT;
Vesicles :
Location: Filling: CARB,SAPONITE
VESICULAR, OXIDIZED SAPONITE (BROWN LAYER
SILICATE);
Phenocrysts: PLAGIOCLASE
Size(mm): TO 2
CHALKY;
AUGITE
Size(mm): TO 1
GREEN AUGITE;
OLIVINE
Size(mm): TO 1
Replacement: CARBONATE
SAPONITE
CARB AND SAPONITE FILLING VESICLES;
Leg : 37 Top/Bottom Interval(mm): 1350/1460 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 400.46
Core: 8 Top of Core Depth (m) : 396.00
Sect: 3 Top of Section Depth(m): 400.35
LITHOLOGY: PLAG MOD PHYRIC BASALT;
Piece No. : PCE 15 (135-144);
Structure : SILICA? ON JOINT SURFACE;
Texture : MOD PHYRIC, MEDIUM-GRAINED GNDMASS;
Vesicles : Size(mm): TO 5 Percent:
Location: Filling: CLAY
VESICULAR, MOSTLY LINED WITH BLUE CLAY;
Phenocrysts: PLAGIOCLASE
OLIVINE
ALTERED OL?, ID UNCERTAIN;
Replacement: CLAY MINERALS
LINING VESICLES;
SILICA
ON JOINT SURFACE, ID UNCERTAIN;
Leg : 37 Top/Bottom Interval(mm): 0/1400 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 401.90
Core: 8 Top of Core Depth (m) : 396.00
Sect: 4 Top of Section Depth(m): 400.50
LITHOLOGY: BASALTIC BRECCIA;
Piece No. : PCES 1 (2-9), 2 (10-18), 3 (20-24), 4 (26-31),
5 (32-37), 6 (40-48), 7 (50-57), 8 (59-69),
9A+B (70-85), 10 (86-99), 11 (101-110),
12 (111-119), 13 (121-129), 14 (130-137);
Texture : PLAG SPARSE TO MED PHYRIC BASALT CLASTS (NO GREEN
AUGITE) IN A CHLORITIZED MATRIX WITH RARE RELIC
PALAG, RARE FRESH GLASS, OCCASIONAL VESICLES TO 2MM,
NO FRESH GLASS IN PCES 3+6+7+12, SOME PALAG IN PCES
6, PALAG AND RARE FRESH GLASS IN PCE 9, PCE 11 IS
SOMEWHAT MORE OXIDIZED, IN PCE 13 VESICLES TO 3MM,
RELATIVELY LITTLE BRECCIA, OXIDIZED VESICLE LININGS
AND GNDMASS, IN PCE 14 PLAG SPARSELY PHYRIC CLAST IN
A BLEACHED CHLORITE BRECCIA MATRIX, SOME OXIDATION,
NO GREEN AUGITE;
Vesicles : Size(mm): TO 2MM Percent:
OCCASIONAL;
Leg : 37 Top/Bottom Interval(mm): 0/1480 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 403.48
Core: 8 Top of Core Depth (m) : 396.00
Sect: 5 Top of Section Depth(m): 402.00
LITHOLOGY: PLAG-AUGITE-OL MOD PHYRIC BASALT;
Piece No. : PCES 1A+B (3-10), 2 (12-22), 3A-C (24-34),
4 (36-40), 5 (41-50), 6 (51-57), 7 (59-65),
8 (67-74), 9 (75-82), 10 (84-90), 11A+B (92-109),
12 (110-120), 13A+B (122-130), 14 (132-137),
15 (140-145);
Structure : FINE CALCITE VEINS, NOTED IN PCE 3, ABUNDANT IN PCE
12;
Texture : MOD PHYRIC;
Alteration : FRESH
FAIRLY FRESH, PCE 14 IS SOMEWHAT MORE OXIDIZED;
Vesicles : Size(mm): TO 2 Percent:
Location: Filling: CLAY
MOD VESICULAR, CLAY LINING MOSTLY OXIDIZED;
Phenocrysts: PLAGIOCLASE
AUGITE
GREEN AUGITE;
OLIVINE
PLAG ABOUT EQUAL TO GREEN AUGITE>OL IN ABUNDANCE,
OL ID UNCERTAIN, ALTERED IF PRESENT;
Replacement: CLAY MINERALS
CARBONATE
Leg : 37 Top/Bottom Interval(mm): 0/ 940 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 404.44
Core: 8 Top of Core Depth (m) : 396.00
Sect: 6 Top of Section Depth(m): 403.50
LITHOLOGY: PLAG-AUGITE-OL MOD PHYRIC BASALT;
CONTINUATION OF 8-5;
Piece No. : PCES 1A+B (2-12), 2A+B (19-35), 3 (36-44),
4 (45-55), 5 (55-65), 6 (66-70), 7 (72-76),
8 (76-85), 9 (87-91);
Structure : CARB VEINS PRESENT;
Texture : MOD PHYRIC;
Alteration : PCE 9 IS FRESHEST WITH LITTLE CARB-CHEMISTRY;
Vesicles : Size(mm): TO 3 Percent:
Location: Filling: CLAY
LINED WITH OXIDIZED CLAY;
Phenocrysts: PLAGIOCLASE
AUGITE
OLIVINE
ID UNCERTAIN, OL ALTERED;
Replacement: CLAY MINERALS
Leg : 37 Top/Bottom Interval(mm): 940/1340 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 404.84
Core: 8 Top of Core Depth (m) : 396.00
Sect: 6 Top of Section Depth(m): 404.44
LITHOLOGY: BASALTIC BRECCIA;
Piece No. : PCES 10 (94-102), 11 (103-112), 12 (114-120),
13 (122-132);
Texture : MOD PHYRIC (PLAG>GREEN AUGITE>OL?) BASALT CLASTS IN
A MATRIX OF RARE FRESH GLASS+PALAG+CARB+CHLORITE
AND CRYSTALS PLAG AND GREEN PYX, LOOKS LIKE CONTACT
PILLOW BRECCIA;
Leg : 37 Top/Bottom Interval(mm): 0/ 950 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 405.95
Core: 8 Top of Core Depth (m) : 396.00
Sect: 7 Top of Section Depth(m): 405.00
LITHOLOGY: BASALTIC BRECCIA;
CONTINUATION OF 8-6;
Piece No. : PCES 1 (4-10), 2 (11-18), 3 (20-25), 4 (29-37),
5 (40-51), 6 (53-67), 7 (69-77), 8 (80-85),
9 (87-95);
Texture : IN PCE 1 CLASTS OF MOD PHYRIC (PLAG>GREEN AUGITE>
OL?) IN A CHLORITIZED MATRIX OF PALAG AND RARE FRESH
GLASS, PCE 2 IS SIMILAR EXCEPT HIGHLY PHYRIC (PLAG>
GREEN AUGITE) CLAST, PCE 3 IS HIGHLY PHYRIC (PLAG>
GREEN AUGITE) AT CENTER GRADING OUTWARD INTO
SPARSELY PHYRIC, FLOWAGE DIFFERENTIATION IN A
NARROW CONDUIT?, PCE 4 IS VARIABLY PHYRIC, SHOT
THROUGH WITH CARB, LITTLE REAL BRECCIA, PCES 5+6 ARE
BAGS OF CHIPS, IN PCE 7 SMALL CLASTS AS ABOVE IN A
MATRIX OF CARB+CHLORITE+PALAG, PCE 8 IS HIGHLY
PHYRIC GRADING TO SPARSELY PHYRIC, PLAG>GREEN
AUGITE, PCE 9 IS MOD-HIGHLY PHYRIC, PLAG>GREEN
AUGITE, BRECCIA WITH LARGE CLASTS;
Comments : PCES 8+9 MAY BE NEW FLOW OF PLAG-GREEN AUGITE WITH
HIGHER PERCENT PLAG;
Leg : 37 Top/Bottom Interval(mm): 620/ 950 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 407.45
Core: 8 Top of Core Depth (m) : 396.00
Sect: CC Top of Section Depth(m): 407.12
LITHOLOGY: OL MOD PHYRIC BASALT;
Piece No. : PCES 1 (62-70), 2 (72-78), 3 (81-87), 4 (90-91),
5 (92-93);
Texture : MOD PHYRIC;
Comments : CONTINUATION OF OL PHYRIC UNIT FROM SECTIONS 1-3;
Phenocrysts: OLIVINE ( <5%)
MICROPHENOS;
Leg : 37 Top/Bottom Interval(mm): 0/1450 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 435.45
Core: 9 Top of Core Depth (m) : 434.00
Sect: 1 Top of Section Depth(m): 434.00
LITHOLOGY: BASALTIC BRECCIA;
Piece No. : PCES 1 (2-16), 2 (17-24), 3 (26-33), 4 (35-42),
5 (44-49), 6 (51-55), 7 (56-61), 8 (63-67),
9 (70-77), 10 (78-82), 11A-C (84-110), 12 (112-117),
13 (118-124), 14 (126-135), 15 (137-144);
Texture : MOD TO SPARSELY PHYRIC (PLAG TO 1MM) CLASTS IN A
THOROUGHLY CHLORITIZED MATRIX, VERY RARE RELIC FRESH
GLASS, CARB VEINS AND VESICLES, SOME FRESH GLASS AND
PALAG IN ALL PCES, IN PCE 10 NO BRECCIA, PLAG
SPARSELY PHYRIC BASALT, CARB IN VESICLES, IN PCE 11
PLAG SPARSELY PHYRIC CLASTS RARE FRESH GLASS, IN
PCE 15 PLAG SPARSELY TO MOD PHYRIC BASALT CLASTS IN
MATRIX OF CHLORITIZED FORMER GLASS+PALAG;
Leg : 37 Top/Bottom Interval(mm): 0/1500 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 437.00
Core: 9 Top of Core Depth (m) : 434.00
Sect: 2 Top of Section Depth(m): 435.50
LITHOLOGY: BASALTIC BRECCIA;
Piece No. : PCES 1 (2-10), 2A-C (13-34), 3A+B (36-45),
4 (47-59), 5A-G (60-99), 6 (101-103),
7A-D (105-122), 8 (125-134), 9A+B (135-148);
Texture : PLAG SPARSELY PHYRIC BASALT CLASTS IN A MATRIX OF
CHLORITE REPLACING FORMER PALAG GLASS, SOME CARB,
PCES IN THIS SECTION DIFFER ONLY IN THE SIZE OF
CLASTS, AND IN THE COLOR OF THE MATRIX RANGING FROM
DARK GREEN TO PALE YELLOW GREEN (MORE CARB), CLASTS
ARE NEARLY APHYRIC TO SPARSELY PHYRIC, SLICKENSIDES?
ON CHLORITE ARE AT VARIOUS LOW ANGLES TO HORIZONTAL,
LIGHT MATRIX IN PCE 4, IN PCE 5 MATRIX IS DARK AT
TOP AND INCREASES TO LIGHT AT BOTTOM, IN PCE 7
DARK AND LIGHT MATRIX INTERMIXED, SOME FRESH GLASS
IN PCE 8, IN PCE 9 LIGHT MATRIX, SOME COARSER
GRAINED CLASTS;
Vesicles :
Location: Filling: CARB
Structure : IN VESICLES AND VEINS;
Leg : 37 Top/Bottom Interval(mm): 0/1450 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 438.45
Core: 9 Top of Core Depth (m) : 434.00
Sect: 3 Top of Section Depth(m): 437.00
LITHOLOGY: BASALTIC BRECCIA;
CONTINUATION OF 9-2;
Piece No. : PCES 1 (2-9), 2 (10-18), 3 (20-30), 4 (31-40),
5 (41-47), 6 (49-58), 7 (60-66), 8 (68-76),
9A+B (78-85), 10 (86-97), 11 (100-106),
12 (108-118), 13 (120-127), 14 (130-134),
15 (135-143);
Texture : IN PCE 1 MICRODOLERITIC CLASTS (PLAG SPARSELY
PHYRIC) LIKE IN PCE 9 OF CORE 9-2, DARK GREEN MATRIX
OF CHLORITE AFTER GLASS-PALAG, LIGHTER MATRIX WITH
ADDITION OF CARB, IN PCES 2+7 FINER CLASTS,
IN PCE 3 VESICULAR CLASTS, IN PCE 5 COARSER
CLASTS, DARK MATRICES IN PCES 11+12, SOME FRESH
GLASS IN PCE 12, IN PCE 13 RARE FRESH GLASS, IN PCE
14 NO FRESH GLASS;
IN PCE 15 HORIZONTAL SLICKENSIDES? ON CHLORITE;
Leg : 37 Top/Bottom Interval(mm): 0/1470 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 439.97
Core: 9 Top of Core Depth (m) : 434.00
Sect: 4 Top of Section Depth(m): 438.50
LITHOLOGY: PLAG-AUGITE MOD PHYRIC BASALT;
Piece No. : PCES 1 (2-8), 2 (10-15), 3 (17-26), 7 (68-72),
8 (74-79);
Structure : SULFIDE ON FRACTURE IN PCE 2;
Texture : MOD PHYRIC, FINE-GRAINED GNDMASS IN PCE 8;
Vesicles :
Location: Filling: PYRITE,CHALPYR
IN PCE 1 VESICLES WITH SULFIDE, PCES 2+3 ARE
SIMILAR;
Size(mm): TO 2 Percent:
Location: Filling: CLAY
IN PCE 8 VESICLES MOSTLY OPEN, LINED WITH GRAY
CLAYS;
Phenocrysts: PLAGIOCLASE
AUGITE
PLAG>GREEN AUGITE IN ABUNDANCE, AUGITE RARE IN PCE
1;
Replacement: PYRITE
IN PCES 1-3 FILLING VESICLES;
CHALCOPYRITE
IN PCES 1-3 FILLING VESICLES;
CLAY MINERALS
IN PCE 8 FILLING VESICLES;
Structure : JOINTS AND SMALL SHEARS BECOME COMMON AND
TECTONICALLY IMPORTANT IN BOTTOM SECTIONS OF CORES
9+10+11, CORES 9-1, 9-2, 9-3 ARE AUTO-INTRUSIVE
BRECCIA-NO GOOD PLANAR SECTIONS, IN PCE 3 SINGLE
NEAR VERTICAL SHEAR, CONTINUOUS OVER 7.5CM;
Leg : 37 Top/Bottom Interval(mm): 0/1470 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 439.97
Core: 9 Top of Core Depth (m) : 434.00
Sect: 4 Top of Section Depth(m): 438.50
LITHOLOGY: PLAG-AUGITE PHYRIC TO MOD PHYRIC BASALT;
Piece No. : PCES 4A-4E (28-51);
Structure : FRACTURES COATED CHLORITE AND SULFIDE (=CHALPYR??),
VEINS OF CARB IN PCES D+E, JOINT IN PCE 4A, IN PCE
4E INDICATION THAT SHEAR IS A THRUST FAULT;
Texture : PHYRIC TO MOD PHYRIC BASALT;
Phenocrysts: PLAGIOCLASE
AUGITE
PLAG>GREEN AUGITE;
Replacement: CARBONATE
IN VEINS;
CHLORITE
COATING FRACTURES;
SULFIDE
COATING FRACTURES, CHALPYR?;
Leg : 37 Top/Bottom Interval(mm): 0/1470 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 439.97
Core: 9 Top of Core Depth (m) : 434.00
Sect: 4 Top of Section Depth(m): 438.50
LITHOLOGY: PLAG SPARSELY TO MOD PHYRIC BASALT;
Piece No. : PCE 5 (53-59);
Texture : SPARSELY TO MOD PHYRIC;
Phenocrysts: PLAGIOCLASE
NO GREEN AUGITE SEEN;
Leg : 37 Top/Bottom Interval(mm): 0/1470 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 439.97
Core: 9 Top of Core Depth (m) : 434.00
Sect: 4 Top of Section Depth(m): 438.50
LITHOLOGY: APHYRIC BASALT;
Piece No. : PCE 6 (61-66);
Texture : APHYRIC;
Replacement: CHLORITE
ON FRACTURE SURFACES;
Structure : FRACTURED WITH CHLORITE ON SURFACES;
Leg : 37 Top/Bottom Interval(mm): 0/1470 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 439.97
Core: 9 Top of Core Depth (m) : 434.00
Sect: 4 Top of Section Depth(m): 438.50
LITHOLOGY: PLAG SPARSELY PHYRIC BASALT;
Piece No. : PCES 9 (81-85), 10 (88-92), 11 (94-105),
12 (107-115), 13 (118-123), 14 (125-136),
15 (139-145);
Structure : FRACTURED WITH CHLORITE ON SURFACES, ALSO SULFIDE,
IN PCE 11 ONE POSSIBLE SET OF CONJUGATE JOINTS ALSO
SUGGESTIVE OF AXES OF COMPRESSION;
Texture : SPARSELY PHYRIC, FINE TO MED-GRAINED GNDMASS;
Vesicles : Size(mm): <2 Percent:
Location: Filling: CLAY,SULFIDE
MOSTLY OPEN, LINED WITH BLUE-GREEN CLAY AND SOME
SULFIDE;
Phenocrysts: PLAGIOCLASE
NO GREEN AUGITE;
Replacement: CLAY
SULFIDE
Leg : 37 Top/Bottom Interval(mm): 0/ 320 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 440.32
Core: 9 Top of Core Depth (m) : 434.00
Sect: 5 Top of Section Depth(m): 440.00
LITHOLOGY: APHYRIC TO PLAG-AUGITE SPARSELY PHYRIC BASALT;
CONTINUED FROM 9-4;
Piece No. : PCES 1 (2-7), 2A+B (10-18), 3 (20-25), 4 (26-31);
Texture : APHYRIC TO SPARSELY PHYRIC, FINE-GRAINED;
Vesicles : Size(mm): TO 5 Percent:
Location: Filling: SILICA,ZEOLITE?
Location: Filling: SULFIDE
LINED WITH SILICA, ZEOLITE?, AND SULFIDE (NOT
PYRITE, PYRRHOTITE? OR CHALPYR);
Phenocrysts: PLAGIOCLASE ( RARE%)
AUGITE ( RARE%)
GREEN AUGITE;
Replacement: SMECTITE
LINING VESICLES;
ZEOLITE
LINING VESICLES, ID UNCERTAIN;
SULFIDE
LINING VESICLES, NOT PYRITE BUT POSSIBLY
PYRRHOTITE OR CHALPYR;
Leg : 37 Top/Bottom Interval(mm): 320/ 830 Analyst: Wright, T.
Hole: 333A Sample Midpoint (m) : 440.83
Core: 9 Top of Core Depth (m) : 434.00
Sect: 5 Top of Section Depth(m): 440.32
LITHOLOGY: PLAG-AUGITE SPARSELY PHYRIC BASALT;
Piece No. : PCE 5 (32-40), 6 (42-48), 7 (50-55), 8 (56-67),
9 (70-80);
Structure : IN PCE 5 CHLORITE ON FRACTURES;
Texture : SPARSELY PHYRIC, PCE 9 IS FINE-GRAINED;
Alteration : FRESH
PCES 7+9, 9 GOOD FOR CHEMISTRY;
Comments : SUMMARY-CORE 9 NOT CONTINUOUS WITH CORE 8, BEGINS
WITH BRECCIA OF PLAG SPARSELY PHYRIC BASALT CLASTS
IN CHLORITIZED (FORMER-PALAG) MATRIX, CORES 9-1 TO
9-3 INCLUSIVE, 9-4 IS MOD PHYRIC WITH RARE GREEN
AUGITE SEEN GRADING TO SPARSELY PHYRIC WITH SUGARY
GNDMASS AND NO AUGITE IN MOST OF LOWER PART OF 9-4,
RETURN OF GREEN AUGITE IN OTHERWISE IDENTICAL
APPEARING ROCK IN 9-5;
Phenocrysts: PLAGIOCLASE
AUGITE
PLAG>GREEN AUGITE IN ABUNDANCE;
Replacement: CHLORITE
ON FRACTURES;
Leg : 37 Top/Bottom Interval(mm): 0/ 770 Analyst: Robinson, P.T.
Hole: 333A Sample Midpoint (m) : 482.27
Core: 10 Top of Core Depth (m) : 481.50
Sect: 1 Top of Section Depth(m): 481.50
LITHOLOGY: APHYRIC BASALT;
Piece No. : PCES 1 (2-7), 2 (10-15), 3 (17-26), 4A (35-44),
4B (30-44), 5 (46-52), 6A (55-62), 6B (60-76);
Structure : IN PCE 1 ORTHOGONAL FRACTURES WITH SLICKENSIDES-
COVERED WITH SHINY GREEN SMEC, SULFIDES AND SMALL
WHITE SPEARS(CRISTOBALITE?), PCE 2 IS FRAGMENTS WITH
COVERED SURFACES AS ABOVE, PCE 3 IS HIGHLY
FRACTURED, IN PCE 4 NUMEROUS FRACTURES PARALLEL,
PERPENDICULAR, AND OBLIQUE TO LENGTH OF CORE, IN
PCE 6 DULL RED STAIN ALONG FRACTURE AT TOP OF PCE,
FIRST 6 PCES SHOW BLOCKY JOINTING AND MINOR SHEARS,
ALL COATED BY GREEN CLAY AND/OR CHLORITE WITH
SULFIDES;
Texture : APHYRIC, MED-GRAINED;
Alteration : FRESH
RELATIVELY FRESH EXCEPT FOR FRACTURE COATING;
Comments : FIRST 6 PCES ARE OF SAME LITHOLOGIC UNIT;
Vesicles :
Location: Filling: SMEC,SULFIDES
Location: Filling: CALCITE
SPARSE VESICLES WITH SMEC AND SULFIDES IN PCE 3,
SOME CALCITE IN VESICLES IN PCE 4;
Groundmass : PLAGIOCLASE
PYROXENE
CLEARLY VISIBLE IN PCE 3;
Replacement: CALCITE
SMECTITE
SULFIDES
CHLORITE
CLAY
Leg : 37 Top/Bottom Interval(mm): 790/1460 Analyst: Robinson, P.T.
Hole: 333A Sample Midpoint (m) : 482.96
Core: 10 Top of Core Depth (m) : 481.50
Sect: 1 Top of Section Depth(m): 482.29
LITHOLOGY: PLAG-AUGITE-OL MOD PHYRIC BASALT;
Piece No. : PCE 7 (80-84), 8 (87-90), 9 (95-99), 10 (103-107),
11 (110-120), 12 (122-134), 13 (138-143);
Structure : GENERALLY MASSIVE WITH FEW FRACTURES-SOME SURFACES
COATED WITH BLUE-GREEN SMEC AND SULFIDES, NO
SLICKENSIDES AND VERY LITTLE OF DARK GREEN, SHINY
SMEC THAT IS COMMON IN UNIT 1;
Texture : MOD PHYRIC;
Comments : UNIT 2, MED GRAY;
Vesicles : Size(mm): 1-2 Percent:
Location: Filling: SMEC
VESICLES COMMON, MOSTLY FILLED WITH BLUE-GREEN
SMEC, VUGS LINED WITH SMEC IN PCE 8;
Phenocrysts: COMBINATION ( 5%)
INCLUDING PLAG LATHS, BRIGHT GREEN AUGITE, AND
SPARSE OL, IN PCE 12 PLAG>AUGITE>>OL;
Replacement: SMECTITE
SULFIDES
Leg : 37 Top/Bottom Interval(mm): 0/1500 Analyst: Robinson, P.T.
Hole: 333A Sample Midpoint (m) : 484.50
Core: 10 Top of Core Depth (m) : 481.50
Sect: 2 Top of Section Depth(m): 483.00
LITHOLOGY: PLAG-AUGITE-OL SPARSELY PHYRIC BASALT;
Piece No. : PCES 1 (5-8), 2 (12-16), 3 (20-25), 4 (27-39),
5 (41-46), 6 (50-57), 7 (60-68), 8 (70-80),
9 (83-93), 10 (95-103), 11 (106-116), 12 (120-125),
13 (128-130), 14 (134-136), 15 (140-145);
Structure : NUMEROUS FRACTURES AND VEINLETS COATED WITH DARK
GREEN SMEC AND SULFIDES, MINOR STAINING ALONG
FRACTURES, FRACTURES MOSTLY PERPENDICULAR TO CORE
OR OBLIQUE TO LENGTH;
Texture : SPARSELY PHYRIC, MED-GRAINED GNDMASS WITH
MICRODOLERITIC PATCHES;
Phenocrysts: PLAGIOCLASE
DULL WHITE;
AUGITE
OLIVINE
CHROMITE
A FEW CHROMITE CRYSTALS IN AUGITE AND AS
SEPARATE CRYSTALS, MINOR OL;
Replacement: SMECTITE
SULFIDES
Vesicles :
Location: Filling: SMEC
VESICLES COMMON, FILLED WITH BLUE-GREEN SMEC;
Leg : 37 Top/Bottom Interval(mm): 0/ 900 Analyst: Robinson, P.T.
Hole: 333A Sample Midpoint (m) : 485.40
Core: 10 Top of Core Depth (m) : 481.50
Sect: 3 Top of Section Depth(m): 484.50
LITHOLOGY: PLAG-AUGITE-OL SPARSELY PHYRIC BASALT;
SAME AS SECTION 2;
Piece No. : PCES 1A (5-11), 1B (10-17), 1C (16-18), 2 (20-23),
3A (26-37), 3B (35-41), 4 (45-47), 5 (51-55),
6 (59-68), 7 (71-77), 8 (80-87);
Texture : SPARSELY PHYRIC;
Comments : UNIT 2;
Phenocrysts: PLAGIOCLASE
AUGITE
OLIVINE
PLAG>AUGITE>OL IN ABUNDANCE;
Replacement: SULFIDES
Leg : 37 Top/Bottom Interval(mm): 0/ 270 Analyst: Robinson, P.T.
Hole: 333A Sample Midpoint (m) : 510.27
Core: 11 Top of Core Depth (m) : 510.00
Sect: 1 Top of Section Depth(m): 510.00
LITHOLOGY: BASALTIC BRECCIA;
Piece No. : PCES 1 (4-7), 2 (10-15), 3 (16-24);
Texture : IN PCE 1 CLASTS TO 2CM, ALTHOUGH SOME APPEAR AS IF
THEY COULD FIT TOGETHER TO FORM A LARGER CLAST, GRAY
BASALT WITH WHITE PLAG, 3% GREEN PYX, 1% OL PHENOS,
BLACK GLASS, BADLY SHATTERED, MOST PCES 1MM OR LESS
IN PCE 2 BRECCIA WITH GRAY BASALT SIMILAR TO ABOVE
BUT ONLY 2% PLAG PHENOS, 2% PYX PHENOS, <1% OL
PHENOS, PCE 3 IS SIMILAR TO 1 BUT MUCH LESS GLASS,
PLAG IS CLOUDY, PYX GLASSY, CLEAR, HERE GLASS
OCCURS PRIMARILY IN MATRIX OF GRAY, DOLERITIC
CLASTS TO 4CM, DOLERITIC TEXTURE A COARSE-GRAINED
EQUIVALENT OF PCE 1;
Structure : ZEOLITES AND SMECTITES ON FRACTURE SURFACES;
Leg : 37 Top/Bottom Interval(mm): 270/1500 Analyst: Robinson, P.T.
Hole: 333A Sample Midpoint (m) : 511.50
Core: 11 Top of Core Depth (m) : 510.00
Sect: 1 Top of Section Depth(m): 510.27
LITHOLOGY: PLAG-AUGITE-OL MOD PHYRIC BASALT;
Piece No. : PCES 4 (27-34), 5 (37-43), 6 (46-50), 7 (53-59),
8 (61-65), 9 (68-72), 10 (75-77), 11 (80-85),
12 (89-94), 13 (96-100), 14 (103-109), 15 (112-117),
16 (120-125), 17 (127-135), NO PCE NUMBER
ASSIGNED INTERVAL (140-145);
Structure : IN PCE 4 SMEC LINING FRACTURES, VEINS PRESENT, 5%
AMYGDULES IN PCE 15 FILLED OR NEARLY FILLED WITH
PALE BLUE SMEC?;
Texture : MOD PHYRIC, PCE 4 IS SCORIACEOUS DOLERITIC BASALT
FROM ABOVE PCES, IN PCE 11 SULFIDES FINE-GRAINED
AGGREGATES, HAVE BROWNISH-BRASSY YELLOW TARNISH?
OR PYRRHOTITE?, IN PCE 13 GLASSY RIND TO ABOVE
BASALT, PROBABLY NOT A THIN GLASSY DIKE BECAUSE
ADJOINING BASALT IS FINE-GRAINED, NOT DOLERITIC,
IN PCE 16 MUCH FINER GRAINED GNDMASS, IN PCE 17
COARSE GRAINED GNDMASS, LAST PCE (140-145) COARSE-
GRAINED GNDMASS;
Vesicles : Size(mm): 1-2 Percent: 15
IN PCE 4;
IN PCE 5 BOTRYOIDAL LININGS IN SOME VESICLES,
GREEN COLORED-SMEC?, IN PCE 6 SULFIDES ONLY IN TWO
OR THREE OF THE VESICLES ;
Size(mm): 1 Percent: 10
Location: Filling: SULFIDE
IN PCE 9, VESICLES DECREASING;
Size(mm): 1-2 Percent: 10
Location: Filling: SMEC
SMEC RINDS IN VESICLES, IN PCE 14;
Size(mm): Percent: 3
IN PCE 17;
Phenocrysts: PLAGIOCLASE ( TO 2%)
Size(mm): 3
IN PCE 4;
PYROXENE ( 1%)
Size(mm): TO 1
IN PCE 4;
OLIVINE ( 0%)
OL UNCERTAIN;
PLAGIOCLASE ( 5%)
IN PCE 9;
PYROXENE
IN PCE 9;
Replacement: SMECTITE
SULFIDES
Leg : 37 Top/Bottom Interval(mm): 0/1500 Analyst: Robinson, P.T.
Hole: 333A Sample Midpoint (m) : 513.00
Core: 11 Top of Core Depth (m) : 510.00
Sect: 2 Top of Section Depth(m): 511.50
LITHOLOGY: PLAG-AUGITE MOD PHYRIC BASALT;
Piece No. : PCES 1 (5-13), 2 (16-21), 3A (26-35), 3B (35-40),
4 (44-47), 5 (50-60), 6 (63-70), 7 (73-78),
8 (80-85), 9 (88-93), 10 (96-101), 11 (106-109),
12 (111-116), 13 (119-125), 14 (128-135),
15 (139-141);
Structure : IN PCE 1 BLUE-GREEN TO BLACK FRACTURE LININGS,
STRIATED, ALSO A YELLOW-GROWN FIBROUS MATERIAL ON
FRACTURE, IN PCE 6 ABUNDANT SULFIDES ALONG VEIN AT
TOP, IN PCE 13 SULFIDES PRIMARILY IN VEIN, IN PCE
15 FRACTURES WITH BOTH BOTRYOIDAL AND SLICKENSIDERAL
SURFACES, ONE WITH SULFIDES;
Texture : MOD PHYRIC, PCE 7 IS FINE-GRAINED, GNDMASS IN PCE
11 MAY BE SLIGHTLY COARSER GRAINED, PCE 14 IS FINER
GRAINED, PCE 15 IS GLASSY ALONG ONE SIDE;
Vesicles : Size(mm): 1 Percent: 2
Location: Filling: SMEC
IN PCE 1, LINED WITH PALE BLUE SMEC, SEVERAL VUGS
TO 10MM, LINED WITH LIGHT GRAY SMEC, SULFIDES,
IN PCE 2 NO VUGS, IN PCE 3 SOME LARGE VUGS
ALIGNED AS IF FORMING PART OF A VEIN, IN THESE
VUGS IT IS CLEAR THAT SULFIDES PREDATE THE SMECS,
Size(mm): Percent: 3
Location: Filling: SMEC,SULFIDE
IN PCE 4, ALL LINED WITH BLACK THEN PALE BLUE
SMEC, SOME RESINOUS BLACK FILLING IN A FEW
VESICLES, SULFIDE FILLINGS, GENERALLY EITHER
VERY FINE-GRAINED OR FIBROUS;
Size(mm): Percent: 5
IN PCE 5, INCREASING VESICULARITY;
Size(mm): Percent: 8
Location: Filling: SULFIDES
IN PCE 7, SULFIDES IN A FEW VESICLES;
Size(mm): Percent: 10
IN PCE 8;
Size(mm): 1-2 Percent: 12
Location: Filling: SULFIDES
IN PCE 9, MORE SULFIDES IN VESICLES, MOSTLY
OCTAHEDRAL PYRITE WITH SMALL FRAMBOIDS OF
(PYRRHOTITE?), PCE 10 IS SIMILAR BUT FEWER
SULFIDES, RELATIVELY THIN, BLACK SMEC LININGS;
Size(mm): 1-2 Percent: 8
Location: Filling: SULFIDES
IN PCE 11, ABUNDANT SULFIDES;
Size(mm): Percent: 8
Location: Filling: SMEC
IN PCE 13, MOST FILLED WITH PALE BLUE SMEC;
Size(mm): 1 Percent: 5
IN PCE 14, AVERAGE 1MM, THIN, BLACK, BOTRYOIDAL
LININGS;
Phenocrysts: PLAGIOCLASE ( 5%)
Size(mm): TO 5
AVG 2MM, AVG<1%, SMALL PLAG IS GLASSY BLACK ON
CLEAN BREAKS;
PYROXENE ( 2%)
Size(mm): TO 2
Groundmass :
Size(mm): 0.5
Replacement: SMECTITE
SULFIDES
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