Leg : 64 Top/Bottom Interval(mm): 280/ 0 Describer: Saunders, A.
Hole: 477A Top of Core Depth(m) : 32.50 Rock Type: IGNEOUS
Core: 1 Sample Midpoint(m) : 32.78 Sect/Pc #: 1/PCE 4
ROCK = PLAG MODERATELY PHYRIC BASALT;
Texture: MODERATELY PORPHYRITIC,QUENCH;
Where sampled: NEXT TO GLASSY MARGIN*
Phenocrysts- OLIVINE ( 5%)
Size(mm): TO 0.5 Morphology: EUHEDRAL-SUBHEDRAL
FREQUENTLY INTERGROWN WITH PLAG TO FORM
GLOMEROCRYSTS;
PLAGIOCLASE ( 5%)
Size(mm): TO 1 Morphology: LATH-SHAPED,TABULAR
MORE TABULAR XTLS THAN LATH-SHAPED ONES,FREQUENTLY
INTERGROWN WITH OL TO FORM GLOMEROCRYSTS;
CLINOPYROXENE ( 0%)
Groundmass - OLIVINE ( 5%)
Size(mm): <0.1 Morphology: SKELETAL
VISIBLE BECAUSE OF HIGH R.I.;
MICROCRYST GROUNDMASS
INCLUDES PLAG + CPX + MAGN + MESOSTASIS,SHEAF
TEXTURED PYX AND PLAG MICROLITES,QUENCH TEXTURE,
ABOUT 5% OF ROCK CONSISTS OF AGGREGATES AND
STRINGS OF OPAQUES (?MAGN)*
Alteration - CARBONATE ( 3%)
Location: VEINS,
Location: CAVITIES
CLAY MINERALS ( <2%)
Location: VESICLES Replacing: OL
SOME REPLACEMENT OF OL,COLOR IS GREEN*
Vesicles -
Size(mm): 1
Percent: <2
Location: RANDOM
Filling: CLAY.MIN
Shape: SPHERICAL
CLAY.MIN IS GREEN*
Leg : 64 Top/Bottom Interval(mm): 500/ 0 Describer: Saunders, A.
Hole: 477A Top of Core Depth(m) : 32.50 Rock Type: IGNEOUS
Core: 1 Sample Midpoint(m) : 33.00 Sect/Pc #: 1/PCE 7
ROCK = PLAG-OL PHYRIC BASALT;
Texture: PORPHYRITIC,INTERGRANULAR;
Where sampled: FLOW INTERIOR
OR SILL INTERIOR*
Phenocrysts- OLIVINE ( <5%)
Size(mm): 0.4-1.0 Morphology: ANHEDRAL
PLAGIOCLASE ( 20%)
Size(mm): 1-4 Morphology: EQUANT-TABULAR
APPROX COMP AN65-75,UNZONED RESORBED XTLS WHICH
FREQUENTLY OCCUR AS AGGREGATES*
Groundmass - PLAGIOCLASE ( 40%)
Size(mm): TO 1 Morphology: LATHS
APPROX COMP AN50-60;
CLINOPYROXENE ( 30%)
Size(mm): <1 Morphology: ANHEDRAL
APPROX COMP AUGITE,INTERGRANULAR;
OPAQUE MINERALS
Size(mm): 0.05-0.4 Morphology: ANHEDRAL-CUBIC
INCLUDES MAGN + ILMENITE,INTERGRANULAR*
Alteration - CLAY MINERALS ( 5%)
Location: INTERSTITIAL Replacing: MESOSTASIS
REPLACING MESOSTASIS IS QUESTIONABLE*
Leg : 64 Top/Bottom Interval(mm): 330/ 0 Describer: Saunders, A.
Hole: 477A Top of Core Depth(m) : 32.50 Rock Type: IGNEOUS
Core: 1 Sample Midpoint(m) : 34.33 Sect/Pc #: 2/PCE 4
ROCK = PLAG-OL PHYRIC DOLERITE
OR BASALT;
Texture: COARSE,INTERGRANULAR;
Where sampled: FLOW INTERIOR
OR SILL INTERIOR*
Phenocrysts- OLIVINE ( 5%)
Size(mm): 0.5-1.5 Morphology: SUBHEDRAL
PLAGIOCLASE ( 15%)
Size(mm): 2-4 Morphology: EQUANT
LARGE--DISTINCT FROM GROUNDMASS PLAG*
Groundmass - OLIVINE ( 5%)
Size(mm): <1 Morphology: ANHEDRAL
MAY BE MICROPHENOS;
PLAGIOCLASE ( 50%)
Size(mm): 0.5-2 Morphology: ELONGATE LATHS
RARELY OPHITICALLY ENCLOSED IN CPX;
CLINOPYROXENE ( 15%)
Size(mm): TO 4 Morphology: ANHEDRAL,ELONGATE
APPROX COMP ?AUGITE,FREQUENTLY ELONGATE,GENERALLY
INTERGRANULAR
OPAQUE MINERALS ( 5%)
Morphology: ANHEDRAL-EUHEDRAL
INCLUDES MAGN (TITAN.MT) + ILMENITE,INTERGRANULAR*
Vesicles -
Size(mm): <1
Percent: 5
Location: THROUGHOUT
Filling: EMPTY
Shape: IRREGULAR-
Shape: SPHERICAL
Leg : 64 Top/Bottom Interval(mm): 140/ 0 Describer: Fornari, D.
Hole: 477A Top of Core Depth(m) : 42.00 Rock Type: IGNEOUS
Core: 2 Sample Midpoint(m) : 42.14 Sect/Pc #: 1/PCE 3B
ROCK = APHYRIC BASALT;
Texture: APHYRIC,HYALOPILITIC;
Where sampled: GLASSY MARGIN*
Phenocrysts- PLAGIOCLASE ( 3%)
Size(mm): 0.1-0.5
MICROPHENOS,SOME QUENCH TEXTURE*
Groundmass - MAGNETITE ( 2%)
Size(mm): 0.05
GLASS ( 90%)
MODERATELY ALTERED,BROWNISH BLACK*
Alteration - CARBONATE ( 1%)
Location: SMALL
Location: CAVITIES
PALAGONITE ( 4%)
Vesicles -
Percent: 0
Leg : 64 Top/Bottom Interval(mm): 450/ 0 Describer: Fornari, D.
Hole: 477A Top of Core Depth(m) : 42.00 Rock Type: IGNEOUS
Core: 2 Sample Midpoint(m) : 42.45 Sect/Pc #: 1/PCE 6B
ROCK = PLAG-CPX PHYRIC DOLERITE
DOLERITE TO COARSE GRAINED BASALT;
Texture: SUBOPHITIC;
Where sampled: FLOW INTERIOR*
Phenocrysts- PLAGIOCLASE ( 26%)
Size(mm): 1-6 Morphology: TABULAR,LATHS
APPROX COMP AN50,OFTEN STRONGLY ZONED;
CLINOPYROXENE ( 18%)
Size(mm): 1-3 Morphology: SUBHEDRAL-ANHEDRAL
APPROX COMP AUGITE,FRACTURED ALONG CLEAVAGE*
Groundmass - OLIVINE ( 8%)
Size(mm): 0.25-0.75 Morphology: SUBHEDRAL-ANHEDRAL
PLAGIOCLASE ( 36%)
Size(mm): 0.1-0.75
CLINOPYROXENE
REPRESENTED IN CPX PHENO %;
OPAQUE MINERALS ( 9%)
Size(mm): 0.05-0.3 Morphology: CRUCIFORM,TRELLIS-TYPE
INCLUDES SOME CRUCIFORM MAGN PIECES + TRELLIS-TYPE
ILMENITE,PERCENTAGES OBTAINED BY POINT COUNT*
Alteration - COMBINATION ( 3%)
INCLUDES CLAY.MIN + ZEOLITES*
Vesicles -
Percent: 0
Leg : 64 Top/Bottom Interval(mm): 100/ 0 Describer: Fornari, D.
Hole: 477A Top of Core Depth(m) : 42.00 Rock Type: IGNEOUS
Core: 2 Sample Midpoint(m) : 43.60 Sect/Pc #: 2/PCE 1
ROCK = PLAG PHYRIC DOLERITE
OR COARSE BASALT;
Texture: INEQUIGRANULAR,COARSE;
Where sampled: FLOW INTERIOR
OR SILL INTERIOR*
Phenocrysts- OLIVINE
REPRESENTED IN OL GROUNDMASS %;
PLAGIOCLASE ( 16%)
Size(mm): 0.5-3.5 Morphology: TABULAR LATHS
STRONG NORMAL ZONING;
CLINOPYROXENE
REPRESENTED IN CPX GROUNDMASS %*
Groundmass - OLIVINE ( 9%)
Size(mm): 0.25-1 Morphology: EUHEDRAL-ANHEDRAL
PLAGIOCLASE ( 38%)
Size(mm): 0.1-0.5
CLINOPYROXENE ( 15%)
Size(mm): 0.25-1 Morphology: SUBHEDRAL-ANHEDRAL
APPROX COMP AUGITE,FRACTURED ALONG CLEAVAGE
PLANES;
OPAQUE MINERALS ( 13%)
Size(mm): 0.05-0.2
INCLUDES MAGN + ILMENITE,ASSOCIATED WITH BREAKDOWN
OF MAFIC MINS (CPX + OL),GOOD XTL FORM,PERCENTAGES
OBTAINED BY POINT COUNT*
Alteration - COMBINATION ( 9%)
Location: INTERGRAIN
Location: BOUNDARIES
INCLUDES CLAY.MIN + ZEOLITES*
Leg : 64 Top/Bottom Interval(mm): 280/ 0 Describer: Fornari, D.
Hole: 477A Top of Core Depth(m) : 42.00 Rock Type: IGNEOUS
Core: 2 Sample Midpoint(m) : 43.78 Sect/Pc #: 2/PCE 3
ROCK = PLAG-OL-CPX PHYRIC DOLERITE;
Texture: SUBOPHITIC,VESICULAR;
Where sampled: FLOW INTERIOR
OR SILL INTERIOR?*
Phenocrysts- OLIVINE ( 17%)
Size(mm): 0.25-0.75 Morphology: EUHEDRAL-ANHEDRAL
VERY FRESH;
PLAGIOCLASE ( 14%)
Size(mm): 0.5-3
APPROX COMP AN54;
CLINOPYROXENE ( 9%)
Size(mm): 0.1-0.5
APPROX COMP AUGITE,FRESH ALTHOUGH FRACTURED ALONG
CLEAVAGE*
Groundmass - OLIVINE
REPRESENTED IN OL PHENO %;
PLAGIOCLASE ( 39%)
Size(mm): 0.1-0.5
CLINOPYROXENE
REPRESENTED IN CPX PHENO %;
OPAQUE MINERALS ( 9%)
Size(mm): 0.05-1
INCLUDES MAGN + ILMENITE,PERCENTAGES OBTAINED BY
POINT COUNT*
Alteration - COMBINATION ( 6%)
Location: INTERGRAIN
Location: BOUNDARIES,
Location: PERIPHERY OF
Location: VESICLES
INCLUDES CLAY.MIN + ZEOLITES*
Vesicles -
Size(mm): 0.75-1.5
Percent: 6
Location: RANDOM
Shape: ROUND
LITTLE OR NO FILLING*
Leg : 64 Top/Bottom Interval(mm): 480/ 0 Describer: Fornari, D.
Hole: 477A Top of Core Depth(m) : 42.00 Rock Type: IGNEOUS
Core: 2 Sample Midpoint(m) : 45.48 Sect/Pc #: 3/PCE 7
ROCK = PLAG-CPX PHYRIC BASALT;
Texture: PORPHYRITIC,SUBOPHITIC,COARSE-GRAINED;
Where sampled: OTHER
SILL INTERIOR*
Phenocrysts- PLAGIOCLASE ( 17%)
Size(mm): 0.5-3 Morphology: TABULAR-LATHS
STRONG ZONING IN MOST;
CLINOPYROXENE ( 16%)
Size(mm): 0.5-7.75 Morphology: ANHEDRAL-SUBHEDRAL
MOSTLY FRACTURED ALONG CLEAVAGE*
Groundmass - OLIVINE ( 4%)
Size(mm): 0.1-0.4 Morphology: ANHEDRAL-SUBHEDRAL
FEW SUBHEDRAL;
PLAGIOCLASE ( 38%)
Size(mm): 0.1-0.5
CLINOPYROXENE
REPRESENTED IN CPX PHENO %;
OPAQUE MINERALS ( 12%)
Size(mm): 0.05-0.2
INCLUDES MAGN + ILMENITE,MANY CONCENTRATED AROUND
PARTIALLY RESORBED CPX,PERCENTAGES OBTAINED BY
POINT COUNT*
Alteration - COMBINATION ( 9%)
Location: PERIPHERY OF
Location: VESICLES
INCLUDES CLAY.MIN + ZEOLITES,FOUND BETWEEN CPX +
OL GRAINS AND AROUND SOME VESICLES*
Vesicles -
Size(mm): 0.75-4
Percent: 4
Location: RANDOM
Filling: EMPTY
Shape: ROUNDED
SOME ALTERATION AROUND PERIPHERY*
Leg : 64 Top/Bottom Interval(mm): 50/ 0 Describer: Fornari, D.
Hole: 477A Top of Core Depth(m) : 42.00 Rock Type: IGNEOUS
Core: 2 Sample Midpoint(m) : 46.55 Sect/Pc #: 4/PCE 1
ROCK = PLAG-CPX-OL PHYRIC DOLERITE;
Texture: INEQUIGRANULAR;
Where sampled: OTHER
SILL INTERIOR*
Phenocrysts- OLIVINE ( 15%)
Size(mm): 0.25-1 Morphology: EUHEDRAL-ANHEDRAL
SOME FRACTURING BUT VERY FRESH;
PLAGIOCLASE ( 15%)
Size(mm): 0.5-4 Morphology: TABULAR,LATHS
APPROX COMP AN60,STRONG ZONING,SOME BLEBS + LARGER
INCLUSIONS;
CLINOPYROXENE ( 15%)
Size(mm): 0.25-1.5 Morphology: SUBHEDRAL-ANHEDRAL
APPROX COMP AUGITE,MANY FRACTURED ALONG CLEAVAGE,
FRESH*
Groundmass - OLIVINE
REPRESENTED IN OL PHENO %;
PLAGIOCLASE ( 40%)
Size(mm): 0.1-0.5
MICROLITES;
CLINOPYROXENE
REPRESENTED IN CPX PHENO %;
OPAQUE MINERALS ( 10%)
Size(mm): 0.05-0.1 Morphology: SUBHEDRAL-ANHEDRAL
INCLUDES MAGN + ILMENITE,PERCENTAGES OBTAINED BY
POINT COUNT*
Alteration - COMBINATION ( 5%)
Location: INTERGRAIN
Location: BOUNDARIES
INCLUDES CLAY.MIN + ZEOLITES*
Vesicles -
Percent: 0
Leg : 64 Top/Bottom Interval(mm): 850/ 0 Describer: Fornari, D.
Hole: 477A Top of Core Depth(m) : 42.00 Rock Type: IGNEOUS
Core: 2 Sample Midpoint(m) : 47.35 Sect/Pc #: 4/PCE 10
ROCK = PLAG-CPX-OL PHYRIC DOLERITE;
Texture: PORPHYRITIC,INEQUIGRANULAR;
Where sampled: OTHER
SILL INTERIOR*
Phenocrysts- OLIVINE ( 15%)
Size(mm): 0.1-0.75 Morphology: EUHEDRAL-ANHEDRAL
FRESH;
PLAGIOCLASE ( 17%)
Size(mm): 1-5 Morphology: TABULAR LATHS
APPROX COMP AN50-60,SOME ZONED;
CLINOPYROXENE ( 17%)
Size(mm): 0.3-1 Morphology: SUBHEDRAL-ANHEDRAL
APPROX COMP AUGITE,FRACTURED ALONG CLEAVAGE BUT
FRESH*
Groundmass - OLIVINE
REPRESENTED IN OL PHENO %;
PLAGIOCLASE ( 39%)
CLINOPYROXENE
REPRESENTED IN CPX PHENO %;
OPAQUE MINERALS ( 10%)
INCLUDES MAGN + ILMENITE,PERCENTAGES OBTAINED BY
POINT COUNT*
Alteration - COMBINATION ( 2%)
Location: INTERGRAIN
Location: BOUNDARIES
INCLUDES CLAY.MIN + ZEOLITES*
Vesicles -
Percent: 0
Leg : 64 Top/Bottom Interval(mm): 580/ 0 Describer: Fornari, D.
Hole: 477A Top of Core Depth(m) : 55.00 Rock Type: IGNEOUS
Core: 3 Sample Midpoint(m) : 55.58 Sect/Pc #: 1/PCE 6A
ROCK = PLAG-CPX PHYRIC DOLERITE/GABBRO;
Texture: PORPHYRITIC,OPHITIC-SUBOPHITIC,COARSE;
Where sampled: OTHER
SILL BASE?*
Phenocrysts- PLAGIOCLASE ( 32%)
Size(mm): 1-3 Morphology: TABULAR LATHS
APPROX COMP AN50,STRONG ZONING,SOME SUBOPHITIC
TEXTURE;
CLINOPYROXENE ( 23%)
Size(mm): 0.5-4 Morphology: ANHEDRAL-SUBHEDRAL
APPROX COMP AUGITE,EXTENSIVELY FRACTURED ALONG
CLEAVAGE,OPHITICALLY ENCLOSING PLAG*
Groundmass - OLIVINE ( 6%)
Size(mm): 0.25-0.75 Morphology: ANHEDRAL-SUBHEDRAL
PLAGIOCLASE ( 25%)
Size(mm): 0.1-0.5
CLINOPYROXENE
REPRESENTED IN CPX PHENO %;
OPAQUE MINERALS ( 10%)
Size(mm): 0.05-0.2 Morphology: SUBHEDRAL-ANHEDRAL
INCLUDES MAGN + ILMENITE,PERCENTAGES OBTAINED BY
POINT COUNT*
Alteration - COMBINATION ( 4%)
Location: INTERGRAIN Replacing: CPX
Location: BOUNDARIES
INCLUDES CLAY.MIN + ZEOLITES*
Leg : 64 Top/Bottom Interval(mm): 870/ 0 Describer: Saunders, A.
Hole: 477A Top of Core Depth(m) : 55.00 Rock Type: IGNEOUS
Core: 3 Sample Midpoint(m) : 55.87 Sect/Pc #: 1/PCE 9
ROCK = DOLERITE;
Texture: STRONGLY INEQUIGRANULAR,VESICULAR,COARSE;
Where sampled: FLOW INTERIOR
OR SILL INTERIOR*
Phenocrysts- OLIVINE
SOME OL LISTED UNDER GROUNDMASS MAY BE PHENOS;
PLAGIOCLASE
SOME PLAG LISTED UNDER GROUNDMASS MAY BE PHENOS*
Groundmass - OLIVINE ( 4.3%)
Size(mm): 1-1.5 Morphology: SUBHEDRAL-ANHEDRAL
PLAGIOCLASE ( 57.1%)
Size(mm): 1-4 Morphology: LATHS
THERE IS A SERIATE GRADATION FROM LATH-SHAPED XTLS
TO LARGER RESORBED ZONED XTLS;
CLINOPYROXENE ( 21.9%)
Size(mm): TO 4 Morphology: IRREGULAR
APPROX COMP AUGITE,LARGE IRREGULAR XTLS FREQUENTLY
SUBOPHITICALLY ENCLOSING PLAG;
OPAQUE MINERALS ( 2.2%)
INCLUDES MAGN + ILMENITE;
MICROCRYST GROUNDMASS ( 5%)
Size(mm): <0.5
MICROXLN MESOSTASIS CONTAINING CPX + MAGN + PLAG,
USUALLY SURROUNDS VESICLES,PERCENTAGES OBTAINED BY
POINT COUNT*
Vesicles -
Size(mm): TO 4
Percent: 14.2
Location: THROUGHOUT
Filling: EMPTY,
Shape: SPHERICAL-
Filling: MESOSTASIS
Shape: IRREGULAR
USUALLY EMPTY BUT MAY CONTAIN MICROXLN MESOSTASIS*
Leg : 64 Top/Bottom Interval(mm): 200/ 0 Describer: Saunders, A.
Hole: 477A Top of Core Depth(m) : 55.00 Rock Type: IGNEOUS
Core: 3 Sample Midpoint(m) : 56.70 Sect/Pc #: 2/PCE 2A
ROCK = GABBRO;
Texture: STRONGLY INEQUIGRANULAR,COARSE-GRAINED;
Where sampled: FLOW INTERIOR
OR SILL INTERIOR*
Phenocrysts- OLIVINE
MANY OLIVINES LISTED UNDER GROUNDMASS ARE PHENOS;
PLAGIOCLASE
MANY PLAGS LISTED UNDER GROUNDMASS ARE PHENOS*
Groundmass - OLIVINE ( 6.2%)
Size(mm): <1.5 Morphology: ANHEDRAL
PLAGIOCLASE ( 69.7%)
Size(mm): 0.5-6.0 Morphology: LATHS,TABULAR
THERE IS A SERIATE GRADATION FROM LATHS (0.5-1.0
MM/APPROX COMP AN50-60) TO LARGE TABULAR XTLS
(1.0-6.0 MM/APPROX COMP AN80?/STRONGLY ZONED);
CLINOPYROXENE ( 18.9%)
Size(mm): TO 5 Morphology: ANHEDRAL
APPROX COMP AUGITE BUT A LOW R.I. CPX IS PRESENT,
ANHEDRAL GRAINS OPHITICALLY ENCLOSING PLAG;
OPAQUE MINERALS ( 4.9%)
Size(mm): <0.5 Morphology: CUBOID-SKELETAL
INCLUDES MAGN + ILMENITE,APPROX COMP TITAN.MT,
INTERSTITIAL;
MICROCRYST GROUNDMASS ( 5%)
INCLUDES PYX + PLAG + MAGN,INTERSTITIAL,
PERCENTAGES OBTAINED BY POINT COUNT*
Alteration - CLAY MINERALS ( 0%)
NONE SEEN*
Vesicles -
Size(mm): 0.5-1.5
Percent: 2
Location: INTERSTICES
Filling: EMPTY
Shape: IRREGULAR
CAVITIES*
Leg : 64 Top/Bottom Interval(mm): 950/ 0 Describer: Saunders, A.
Hole: 477A Top of Core Depth(m) : 55.00 Rock Type: IGNEOUS
Core: 3 Sample Midpoint(m) : 58.95 Sect/Pc #: 3/PCE 13
ROCK = PLAG PHYRIC DOLERITE
NOTE:THIN SECTION IS VERY POOR--MUCH OF SLIDE NOT
PRESERVED SO NO MESOSTASIS SEEN;
Texture: PORPHYRITIC,SUBOPHITIC,COARSE;
Where sampled: FLOW INTERIOR
OR SILL INTERIOR*
Phenocrysts- PLAGIOCLASE ( 15%)
Size(mm): TO 5 Morphology: ELONGATE,SUBHEDRAL
APPROX COMP AN70,STRONGLY ZONED,NUMEROUS
INCLUSIONS*
Groundmass - OLIVINE ( 10%)
Size(mm): 0.5-2 Morphology: ANHEDRAL
MAY BE PHENOS;
PLAGIOCLASE ( 50%)
Size(mm): 1-2 Morphology: LATH-SHAPED
CLINOPYROXENE ( 20%)
Size(mm): TO 4 Morphology: IRREGULAR
APPROX COMP AUGITE,SUBOPHITICALLY ENCLOSES PLAG;
OPAQUE MINERALS ( 4%)
Size(mm): <1 Morphology: ANHEDRAL,CUBOID,ELONGATE,
Morphology: TRELLIS STRUCTURE
INCLUDES MAGN + ILMENITE,APPROX COMP TITAN.MT?*
Alteration - CLAY MINERALS ( TR%)
Location: INTERSTITIAL
WHAT CLAY.MIN ARE REPLACING IS NOT SEEN,COLOR IS
GREEN*
Leg : 64 Top/Bottom Interval(mm): 1300/ 0 Describer: Saunders, A.
Hole: 477A Top of Core Depth(m) : 55.00 Rock Type: IGNEOUS
Core: 3 Sample Midpoint(m) : 60.80 Sect/Pc #: 4/PCE 15
ROCK = PLAG-OL PHYRIC BASALT
OR DOLERITE;
Texture: PORPHYRITIC,DOLERITIC-INTERGRANULAR;
Where sampled: FLOW INTERIOR
OR SILL INTERIOR*
Phenocrysts- OLIVINE ( 4.0%)
Size(mm): TO 1 Morphology: SUBHEDRAL-ANHEDRAL
PLAGIOCLASE ( 20.4%)
Size(mm): TO 5 Morphology: ROUNDED,TABULAR
RESORBED,ZONED*
Groundmass - OLIVINE ( 5.3%)
Size(mm): 0.2-0.5 Morphology: ANHEDRAL
PLAGIOCLASE ( 43.7%)
Size(mm): TO 1 Morphology: LATHS
APPROX COMP AN60-65;
CLINOPYROXENE ( 18.4%)
Size(mm): <1 Morphology: ANHEDRAL
APPROX COMP AUGITE,INTERGRANULAR BETWEEN PLAG;
OPAQUE MINERALS ( 6.4%)
Size(mm): 0.1-0.2 Morphology: EUHEDRAL-SUBHEDRAL
INCLUDES MAGN + ILMENITE,INTERGRANULAR BETWEEN
PLAG,PERCENTAGES OBTAINED BY POINT COUNT*
Vesicles -
Size(mm): <1
Percent: 2
Location: RANDOM
Filling: EMPTY
Shape: IRREGULAR
CAVITIES,RANDOMLY FOUND THROUGHOUT GROUNDMASS*
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