Leg : 38 Top/Bottom Interval(mm): 1200/1230 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 151.50 Rock Type: IGNEOUS
Core: 7 Sample Midpoint(m) : 152.72 Sect/Pc #: 1/
ROCK = PLAG-AUGITE-OL PHYRIC BASALT
DOLERITE-DIABASE;
Texture: PHYRIC,DIABASIC,SUBOPHITIC*
Phenocrysts- OLIVINE ( 1%)
ALTERED;
AUGITE ( 3%)
PLAGIOCLASE ( 7%)
SOME FRESH(2%),SOME ALTERED(5%),XENOLITHS(?) OR
PLAGIOCLASIC AGGREGATES(ANDESITE?,ALBITE?)*
Groundmass - PLAGIOCLASE ( 50%)
Size(mm): .1-1
PYROXENE ( 40%)
MAGNETITE ( 3-5%)
Alteration - CHLORITE
Location: GNDMASS+VEINS Replacing: PHENOS
GOETHITE
Location: GNDMASS Replacing: PHENOS
ALBITE
Replacing: PHENOS
ID UNCERTAIN FOR ALBITE*
Vesicles -
Filling: CHLORITE+GOETHI
Shape: TE
Leg : 38 Top/Bottom Interval(mm): 1200/1231 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 151.50 Rock Type: IGNEOUS
Core: 7 Sample Midpoint(m) : 152.72 Sect/Pc #: 1/
ROCK = BASALT*
Groundmass - OLIVINE ( 1%)
PYROXENE ( 40%)
PLAGIOCLASE ( 45%)
IRON ORE ( 10%)
ALTERED GLASS ( 4%)
PLUS MESOSTASIS;
OTHER ( TR%)
ACCESSORIES,% BY MODAL ANALYSES*
Leg : 38 Top/Bottom Interval(mm): 1460/1480 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 151.50 Rock Type: IGNEOUS
Core: 7 Sample Midpoint(m) : 152.97 Sect/Pc #: 1/PCE 8
ROCK = AUGITE-PLAG-OL PHYRIC DOLERITE-BASALT
SIMILAR TO 7-1-120-123;
Texture: PHYRIC,SUBOPHITIC*
Phenocrysts- AUGITE ( 4%)
OLIVINE ( 1-2%)
ALTERED;
PLAGIOCLASE ( 4%)
SOME FRESH(2%),SOME ALTERED(2%)*
Groundmass - OLIVINE ( 1-2%)
ID UNCERTAIN FOR OL;
PLAGIOCLASE (50-55%)
PYROXENE (25-30%)
MAGNETITE ( 5%)
Alteration - CHLORITE
Location: GROUNDMASS Replacing: PHENOS
SILICA
Location: VEINS
ID UNCERTAIN FOR SILICA*
Leg : 38 Top/Bottom Interval(mm): 40/ 70 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 151.50 Rock Type: IGNEOUS
Core: 7 Sample Midpoint(m) : 153.06 Sect/Pc #: 2/PCE 2
ROCK = PLAG-AUGITE-OL PHYRIC DOLERITE-BASALT
SIMILAR TO 7-1-146-148 BUT MORE PYX;
Texture: SUBOPHITIC,PHYRIC*
Phenocrysts- OLIVINE ( 1-2%)
ALTERED;
AUGITE ( 4%)
SOME FRESH(3%),SOME ALTERED(1%);
PLAGIOCLASE ( 4%)
Groundmass - OLIVINE ( 1%)
PLAGIOCLASE (40-45%)
PYROXENE (40-45%)
OPAQUE MINERALS ( 5%)
INCLUDES MAGN+ILMENITE*
Alteration - CHLORITE
Replacing: PHENOS
CHLOROPHAEITE
Replacing: PHENOS
GOETHITE
Replacing: PHENOS
Leg : 38 Top/Bottom Interval(mm): 40/ 71 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 151.50 Rock Type: IGNEOUS
Core: 7 Sample Midpoint(m) : 153.06 Sect/Pc #: 2/
ROCK = BASALT*
Groundmass - OLIVINE ( I%)
PYROXENE ( 43%)
PLAGIOCLASE ( 43%)
IRON ORE ( 8%)
ALTERED GLASS ( 7%)
PLUS MESOSTASIS;
OTHER ( TR%)
ACCESSORIES,% BY MODAL ANALYSES*
Leg : 38 Top/Bottom Interval(mm): 300/ 330 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 151.50 Rock Type: IGNEOUS
Core: 7 Sample Midpoint(m) : 153.32 Sect/Pc #: 2/PCE 6
ROCK = PLAG-AUGITE-OL PHYRIC DOLERITE-BASALT;
Texture: PHYRIC,DIABASIC,SUBOPHITIC*
Phenocrysts- PLAGIOCLASE ( 9%)
SOME FRESH(6%),SOME ALTERED(3%);
OLIVINE ( 1%)
ALTERED;
AUGITE ( 5%)
Groundmass - PLAGIOCLASE ( 55%)
Size(mm): .1-1
PYROXENE ( 35%)
OPAQUE MINERALS ( 5%)
Morphology: SKELETAL
INCLUDES MAGN+ILMENITE*
Alteration - ALBITE
Replacing: PHENOS
ID UNCERTAIN FOR ALBITE;
CARBONATE
Replacing: PHENOS
GOETHITE
Replacing: PHENOS
Vesicles -
Size(mm): .3-3
Percent: 5
Filling: CHLORITE+CARB
Leg : 38 Top/Bottom Interval(mm): 400/ 430 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 151.50 Rock Type: IGNEOUS
Core: 7 Sample Midpoint(m) : 153.42 Sect/Pc #: 2/PCE 6
ROCK = PLAG-AUGITE-OL-BIOTITE PHYRIC BASALT;
Texture: SUBOPHITIC,PHYRIC*
Phenocrysts- OLIVINE ( 1-2%)
ALTERED;
AUGITE ( 2-3%)
ALTERED;
PLAGIOCLASE ( 7%)
SOME FRESH(5%),SOME ALTERED(2%);
BIOTITE
ID UNCERTAIN FOR BIOTITE,CHLORITIZED*
Groundmass - OLIVINE ( 1-2%)
PLAGIOCLASE ( 55%)
PYROXENE (25-30%)
MAGNETITE ( 3-5%)
Alteration - CHLORITE
Location: VEINS Replacing: PHENOS
ALBITE
Replacing: PHENOS
CARBONATE
Location: VEINS
Vesicles -
Filling: CHLORITE+CARB
Leg : 38 Top/Bottom Interval(mm): 400/ 431 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 151.50 Rock Type: IGNEOUS
Core: 7 Sample Midpoint(m) : 153.42 Sect/Pc #: 2/
ROCK = BASALT*
Groundmass - OLIVINE ( TR%)
PYROXENE ( 35%)
PLAGIOCLASE ( 40%)
IRON ORE ( 15%)
ALTERED GLASS ( 10%)
PLUS MESOSTASIS;
OTHER ( TR%)
ACCESSORIES,% BY MODAL ANALYSES*
Leg : 38 Top/Bottom Interval(mm): 1450/1480 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 151.50 Rock Type: IGNEOUS
Core: 7 Sample Midpoint(m) : 154.47 Sect/Pc #: 2/PCE 17
ROCK = AUGITE-PLAG-OL MOD PHYRIC DOLERITE-BASALT;
Texture: DIABASIC,SUBOPHITIC*
Phenocrysts- OLIVINE ( 1-2%)
ALTERED;
AUGITE ( 4%)
PLAGIOCLASE ( 2%)
Groundmass - PLAGIOCLASE (50-55%)
PYROXENE (30-35%)
MAGNETITE ( 3%)
Alteration - CHLORITE
Replacing: PHENOS
CHLOROPHAEITE
Replacing: PHENOS
CARBONATE
Location: VEINS
Leg : 38 Top/Bottom Interval(mm): 540/ 580 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 151.50 Rock Type: IGNEOUS
Core: 7 Sample Midpoint(m) : 155.06 Sect/Pc #: 3/PCE 8
ROCK = PLAG-AUGITE-OL-BIOTITE PHYRIC DOLERITE-BASALT;
Texture: PHYRIC,SUBOPHITIC*
Phenocrysts- OLIVINE ( 1-2%)
ALTERED;
AUGITE ( 4%)
PLAGIOCLASE ( 5%)
ALTERED;
BIOTITE
ID UNCERTAIN FOR BIOTITE,CHLORITIZED*
Groundmass - OLIVINE ( 1-2%)
PLAGIOCLASE (50-55%)
PYROXENE (35-40%)
Alteration - CHLORITE
Replacing: PHENOS
ALBITE
Replacing: PHENOS
ID UNCERTAIN FOR ALBITE;
CARBONATE
Replacing: PHENOS
BIOTITE
Replacing: PHENOS
ID UNCERTAIN FOR BIOTITE*
Leg : 38 Top/Bottom Interval(mm): 540/ 581 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 151.50 Rock Type: IGNEOUS
Core: 7 Sample Midpoint(m) : 155.06 Sect/Pc #: 3/
ROCK = BASALT*
Groundmass - OLIVINE ( 2%)
PYROXENE ( 40%)
PLAGIOCLASE ( 48%)
IRON ORE ( 7%)
ALTERED GLASS ( 3%)
PLUS MESOSTASIS;
OTHER ( TR%)
ACCESSORIES,% BY MODAL ANALYSES*
Leg : 38 Top/Bottom Interval(mm): 910/ 930 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 151.50 Rock Type: IGNEOUS
Core: 7 Sample Midpoint(m) : 155.42 Sect/Pc #: 3/PCE 13
ROCK = AUGITE-PLAG MOD PHYRIC DOLERITE-BASALT;
Texture: SUBOPHITIC,PHYRIC*
Phenocrysts- AUGITE ( 3-4%)
PLAGIOCLASE ( 2-3%)
Groundmass - PLAGIOCLASE (50-55%)
PYROXENE ( 30%)
MAGNETITE ( 3-5%)
Alteration - SMECTITE
Location: GROUNDMASS Replacing: PHENOS
CHLORITE
Location: GROUNDMASS Replacing: PHENOS
Leg : 38 Top/Bottom Interval(mm): 1420/1450 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 151.50 Rock Type: IGNEOUS
Core: 7 Sample Midpoint(m) : 155.93 Sect/Pc #: 3/PCE 19
ROCK = PLAG-AUGITE-OL PHYRIC DOLERITE-BASALT;
Texture: DIABASIC,SUBOPHITIC,PHYRIC*
Phenocrysts- OLIVINE ( 1-2%)
ALTERED;
AUGITE ( 4%)
PLAGIOCLASE ( 4-5%)
Groundmass - OLIVINE ( 1%)
PLAGIOCLASE (50-55%)
PYROXENE (30-35%)
MAGNETITE ( 3%)
Alteration - SMECTITE
Replacing: PHENOS
CHLORITE
Replacing: PHENOS
Leg : 38 Top/Bottom Interval(mm): 300/ 330 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 151.50 Rock Type: IGNEOUS
Core: 7 Sample Midpoint(m) : 156.32 Sect/Pc #: 4/PCE 4
ROCK = PLAG-AUGITE-OL MOD PHYRIC DOLERITE-BASALT
Texture: DIABASIC,SUBOPHITIC,MOD PHYRIC*
Phenocrysts- OLIVINE ( 2-3%)
ALTERED;
AUGITE ( 2%)
PLAGIOCLASE ( 4%)
Groundmass - OLIVINE ( 1%)
PLAGIOCLASE ( 50%)
PYROXENE (35-40%)
MAGNETITE ( 3%)
Alteration - CHLORITE
Replacing: PHENOS
Vesicles -
Size(mm): 1
Percent: 1
Filling: CHLORITE
Leg : 38 Top/Bottom Interval(mm): 770/ 800 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 151.50 Rock Type: IGNEOUS
Core: 7 Sample Midpoint(m) : 156.79 Sect/Pc #: 4/PCE 9
ROCK = PLAG-AUGITE-OL MOD PHYRIC DOLERITE-BASALT
SAME AS 7-4-30-33;
Leg : 38 Top/Bottom Interval(mm): 1130/1160 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 151.50 Rock Type: IGNEOUS
Core: 7 Sample Midpoint(m) : 157.14 Sect/Pc #: 4/PCE 13
ROCK = PLAG-AUGITE-OL MOD PHYRIC DOLERITE-BASALT
SAME AS 7-4-30-33;
Leg : 38 Top/Bottom Interval(mm): 40/ 70 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 151.50 Rock Type: IGNEOUS
Core: 7 Sample Midpoint(m) : 157.56 Sect/Pc #: 5/PCE 1
ROCK = DOLERITE-BASALT
SIMILAR TO 7-4-113-116 BUT WITH GREEN CHLORITE(?)
AND MONTMORILLONITE(?-COPPER MONTMORILLONITE)
AMYGDULES;
Groundmass - PLAGIOCLASE
ZONED*
Leg : 38 Top/Bottom Interval(mm): 130/ 160 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 151.50 Rock Type: IGNEOUS
Core: 7 Sample Midpoint(m) : 157.64 Sect/Pc #: 5/PCE 2
ROCK = PLAG-AUGITE-OL-BIOTITE PHYRIC DOLERITE-BASALT;
Texture: DIABASIC,SUBOPHITIC,PHYRIC*
Phenocrysts- OLIVINE ( 1-2%)
Size(mm): .1-1
ALTERED;
AUGITE ( 4%)
SOME FRESH(3%),SOME ALTERED(1%);
PLAGIOCLASE ( 6%)
SOME FRESH(5%),SOME ALTERED(1%);
BIOTITE
ID UNCERTAIN FOR BIOTITE*
Groundmass - OLIVINE ( 2%)
PLAGIOCLASE (50-55%)
PYROXENE (35-40%)
GLOMEROPHYRIC AGGREGATES OF PLAG AND AUGITE;
MAGNETITE ( 3-4%)
Alteration - SMECTITE
Replacing: PHENOS
CHLORITE
Replacing: PHENOS
Leg : 38 Top/Bottom Interval(mm): 630/ 660 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 151.50 Rock Type: IGNEOUS
Core: 7 Sample Midpoint(m) : 158.14 Sect/Pc #: 5/PCE 12
ROCK = PLAG-AUGITE-OL-BIOTITE PHYRIC DOLERITE-BASALT
SIMILAR TO SECTION 4;
Alteration - CARBONATE
Location: VEINS
Leg : 38 Top/Bottom Interval(mm): 680/ 710 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 151.50 Rock Type: IGNEOUS
Core: 7 Sample Midpoint(m) : 158.20 Sect/Pc #: 5/PCE 13
ROCK = OL-AUGITE-PLAG PHYRIC DOLERITE-BASALT;
Texture: DIABASIC,SUBOPHITIC,PHYRIC*
Phenocrysts- OLIVINE ( 1-2%)
Size(mm): .1-1
ALTERED;
AUGITE ( 2%)
PLAGIOCLASE ( 6%)
SOME FRESH(4%),SOME ALTERED(2%)*
Groundmass - OLIVINE ( 1-2%)
PLAGIOCLASE (50-55%)
PYROXENE (30-35%)
MAGNETITE ( 3-5%)
Alteration - SMECTITE
Location: GROUNDMASS Replacing: PHENOS
CHLORITE
Location: GROUNDMASS Replacing: PHENOS
CARBONATE
Replacing: PHENOS
BIOTITE
Replacing: PHENOS
ID UNCERTAIN FOR BIOTITE*
Leg : 38 Top/Bottom Interval(mm): 680/ 711 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 151.50 Rock Type: IGNEOUS
Core: 7 Sample Midpoint(m) : 158.20 Sect/Pc #: 5/
ROCK = BASALT*
Groundmass - OLIVINE ( 2%)
PYROXENE ( 35%)
PLAGIOCLASE ( 53%)
IRON ORE ( 6%)
ALTERED GLASS ( 4%)
PLUS MESOSTASIS;
OTHER ( TR%)
ACCESSORIES;
PYRITE ( TR%)
% BY MODAL ANALYSES*
Leg : 38 Top/Bottom Interval(mm): 1260/1290 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 151.50 Rock Type: IGNEOUS
Core: 7 Sample Midpoint(m) : 158.78 Sect/Pc #: 5/PCE 20
ROCK = OL-AUGITE-PLAG PHYRIC DOLERITE-BASALT
SIMILAR TO 7-5-68-71;
Alteration - ALBITE
Replacing: PHENOS
ID UNCERTAIN FOR ALBITE*
Leg : 38 Top/Bottom Interval(mm): 1290/1320 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 161.00 Rock Type: IGNEOUS
Core: 8 Sample Midpoint(m) : 162.31 Sect/Pc #: 1/PCE 8
ROCK = PLAG-AUGITE-OL MOD PHYRIC DOLERITE-BASALT;
Texture: DIABASIC,SUBOPHITIC,MOD PHYRIC*
Phenocrysts- OLIVINE ( 1-2%)
ALTERED;
AUGITE ( 2%)
PLAGIOCLASE ( 4-5%)
SOME FRESH(3%),SOME ALTERED(1-2%)*
Groundmass - OLIVINE ( 1-2%)
Size(mm): .1-1
PLAGIOCLASE ( 50%)
PYROXENE (35-40%)
MAGNETITE ( 5%)
Alteration - IDDINGSITE
Replacing: PHENOS
CHLORITE
Location: VEINS
Leg : 38 Top/Bottom Interval(mm): 1350/1380 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 161.00 Rock Type: IGNEOUS
Core: 8 Sample Midpoint(m) : 162.37 Sect/Pc #: 1/
ROCK = PLAG-AUGITE-OL MOD PHYRIC DOLERITE-BASALT;
Texture: MOD PHYRIC,SUBOPHITIC*
Phenocrysts- OLIVINE ( 2%)
ALTERED;
AUGITE ( 2%)
PLAGIOCLASE ( 3%)
Groundmass - OLIVINE ( 1-2%)
Size(mm): .01-1
PLAGIOCLASE (45-50%)
PYROXENE (40-50%)
MAGNETITE ( 5%)
Alteration - ALBITE
Replacing: PHENOS
ID UNCERTAIN FOR ALBITE;
CHLOROPHAEITE
Replacing: PHENOS
IDDINGSITE
Replacing: PHENOS
Leg : 38 Top/Bottom Interval(mm): 1380/1410 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 161.00 Rock Type: IGNEOUS
Core: 8 Sample Midpoint(m) : 162.39 Sect/Pc #: 1/PCE 9
ROCK = PLAG-AUGITE-OL MOD PHYRIC DOLERITE-BASALT
SAME AS 8-1-129-132;
Texture: MOD PHYRIC,SUBOPHITIC*
Phenocrysts- PLAGIOCLASE
GLOMEROPHYRIC CLUSTERS*
Leg : 38 Top/Bottom Interval(mm): 200/ 230 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 161.00 Rock Type: IGNEOUS
Core: 8 Sample Midpoint(m) : 162.72 Sect/Pc #: 2/PCE 5
ROCK = PL-AUG-OL-BIOT MOD PHYRIC DOLERITE-BASALT;
Texture: DIABASIC,OPHITIC,MOD PHYRIC*
Phenocrysts- OLIVINE ( 2%)
ALTERED;
AUGITE ( 2%)
PLAGIOCLASE ( 5%)
BIOTITE
Groundmass - OLIVINE ( 1%)
PLAGIOCLASE (50-55%)
PYROXENE (30-35%)
MAGNETITE ( 5%)
Alteration - CHLORITE
Replacing: PHENOS
CHLOROPHAEITE
Replacing: PHENOS
GOETHITE
Replacing: PHENOS
BIOTITE
Replacing: PHENOS
BIOTITE-IDDINGSITE*
Leg : 38 Top/Bottom Interval(mm): 650/ 680 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 161.00 Rock Type: IGNEOUS
Core: 8 Sample Midpoint(m) : 163.17 Sect/Pc #: 2/PCE 12
ROCK = PL-AUG-OL-BIOT MOD PHYRIC DOLERITE-BASALT
SIMILAR TO 8-2-20-23;
Phenocrysts- PLAGIOCLASE
GLOMEROPHYRIC AGGREGATES*
Leg : 38 Top/Bottom Interval(mm): 1380/1410 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 161.00 Rock Type: IGNEOUS
Core: 8 Sample Midpoint(m) : 163.89 Sect/Pc #: 2/PCE 23
ROCK = PLAG-AUGITE-OL-BIOTITE PHYRIC DOLERITE-BASALT;
Texture: PHYRIC,OPHITIC,SUBOPHITIC*
Phenocrysts- OLIVINE ( 1-2%)
AUGITE ( 3%)
PLAGIOCLASE ( 5-6%)
SOME FRESH(3-4%),SOME ALTERED(2%);
BIOTITE
CHLORITIZED*
Groundmass - OLIVINE ( 1-2%)
PLAGIOCLASE (40-45%)
PYROXENE (40-45%)
POIKILITIC INCLUSIONS OF PLAG IN AUGITE;
MAGNETITE ( 5%)
Alteration - CHLORITE
Location: GROUNDMASS Replacing: PHENOS
CHLOROPHAEITE
Location: GROUNDMASS Replacing: PHENOS
IDDINGSITE
Replacing: PHENOS
Leg : 38 Top/Bottom Interval(mm): 200/ 230 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 161.00 Rock Type: IGNEOUS
Core: 8 Sample Midpoint(m) : 164.22 Sect/Pc #: 3/PCE 2
ROCK = PLAG-AUGITE-OL-BIOTITE PHYRIC DOLERITE-BASALT;
Texture: SUBOPHITIC,PHYRIC*
Phenocrysts- OLIVINE ( 1-2%)
ALTERED;
AUGITE ( 3%)
PLAGIOCLASE ( 5%)
SOME FRESH(4%),SOME ALTERED(1%);
BIOTITE
CHLORITIZED*
Groundmass - PLAGIOCLASE (40-45%)
PYROXENE (40-45%)
ILMENITE ( 3%)
Alteration - CHLORITE
Location: GROUNDMASS Replacing: PHENOS
CHLOROPHAEITE
Replacing: PHENOS
BIOTITE
Replacing: PHENOS
ID UNCERTAIN FOR BIOTITE*
Leg : 38 Top/Bottom Interval(mm): 840/ 870 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 161.00 Rock Type: IGNEOUS
Core: 8 Sample Midpoint(m) : 164.86 Sect/Pc #: 3/PCE 10
ROCK = PL-AUG-OL-BIOT MOD PHYRIC DOLERITE-BASALT
SIMILAR TO 8-3-20-23;
Leg : 38 Top/Bottom Interval(mm): 1370/1400 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 161.00 Rock Type: IGNEOUS
Core: 8 Sample Midpoint(m) : 165.39 Sect/Pc #: 3/PCE 17
ROCK = PL-AUG-OL-BIOT MOD PHYRIC DOLERITE-BASALT
SIMILAR TO 8-3-20-23;
Alteration - CHLORITE
Replacing: GLASS+PHENOS
Leg : 38 Top/Bottom Interval(mm): 1400/1430 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 161.00 Rock Type: IGNEOUS
Core: 8 Sample Midpoint(m) : 165.42 Sect/Pc #: 3/PCE 17
ROCK = PLAG-AUGITE-OL PHYRIC DOLERITE BASALT;
Texture: SUBDIABASIC,SUBOPHITIC,PHYRIC*
Phenocrysts- OLIVINE ( 1-2%)
ALTERED;
AUGITE ( 3-4%)
PLAGIOCLASE ( 5%)
SOME FRESH,SOME ALTERED*
Groundmass - OLIVINE ( 1-2%)
Size(mm): .1-1
PLAGIOCLASE (45-50%)
Morphology: LATHS
PYROXENE (30-35%)
POIKILITIC PLAG LATHS IN AUGITE;
MAGNETITE ( 3-5%)
Alteration - CHLORITE
Location: GROUNDMASS Replacing: PHENOS
GOETHITE
Replacing: PHENOS
Leg : 38 Top/Bottom Interval(mm): 1400/1431 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 161.00 Rock Type: IGNEOUS
Core: 8 Sample Midpoint(m) : 165.42 Sect/Pc #: 3/
ROCK = BASALT*
Groundmass - OLIVINE ( TR%)
PYROXENE ( 35%)
PLAGIOCLASE ( 40%)
ALTERED GLASS ( 10%)
PLUS MESOSTASIS;
OTHER ( TR%)
ACCESSORIES;
IRON ORE ( 15%)
PYRITE ( TR%)
% BY MODAL ANALYSES*
Leg : 38 Top/Bottom Interval(mm): 1440/1470 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 161.00 Rock Type: IGNEOUS
Core: 8 Sample Midpoint(m) : 165.46 Sect/Pc #: 3/PCE 17
ROCK = PLAG-AUGITE-OL PHYRIC DOLERITE-BASALT;
Texture: DIABASIC,SUBOPHITIC,PHYRIC*
Phenocrysts- OLIVINE ( 2%)
ALTERED;
AUGITE ( 3%)
PLAGIOCLASE ( 5%)
Groundmass - OLIVINE ( 1-2%)
PLAGIOCLASE (50-55%)
PYROXENE (30-40%)
MAGNETITE ( 5%)
Alteration - CHLORITE
Location: GROUNDMASS Replacing: PHENOS
CHLOROPHAEITE
Replacing: PHENOS
Leg : 38 Top/Bottom Interval(mm): 120/ 150 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 161.00 Rock Type: IGNEOUS
Core: 8 Sample Midpoint(m) : 165.64 Sect/Pc #: 4/PCE 2
ROCK = PLAG-AUGITE-OL MOD PHYRIC DOLERITE-BASALT
SIMILAR TO 8-3-144-147;
Phenocrysts- BIOTITE
XENOLITH OF VERMICULATE BIOTITE(?)*
Leg : 38 Top/Bottom Interval(mm): 190/ 220 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 161.00 Rock Type: IGNEOUS
Core: 8 Sample Midpoint(m) : 165.71 Sect/Pc #: 4/
ROCK = PLAG-AUGITE-OL MOD PHYRIC DOLERITE-BASALT
SIMILAR TO 8-4-12-15*
Alteration - CHLORITE
Replacing: PHENOS
GOETHITE
Replacing: PHENOS
Leg : 38 Top/Bottom Interval(mm): 730/ 760 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 161.00 Rock Type: IGNEOUS
Core: 8 Sample Midpoint(m) : 166.25 Sect/Pc #: 4/PCE 12
ROCK = PLAG-AUGITE-OL MOD PHYRIC DOLERITE-BASALT
SAME AS 8-4-19-22;
Alteration - CHLORITE
Replacing: PHENOS
CHLOROPHAEITE
Replacing: PHENOS
GOETHITE
Replacing: PHENOS
Vesicles -
Size(mm): 1
Percent: 0-1
Filling: CHLORITE
Leg : 38 Top/Bottom Interval(mm): 1270/1300 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 161.00 Rock Type: IGNEOUS
Core: 8 Sample Midpoint(m) : 166.79 Sect/Pc #: 4/PCE 4
ROCK = PLAG-AUGITE-OL MOD PHYRIC DOLERITE-BASALT
SAME AS 8-4-73-76;
Phenocrysts- PLAGIOCLASE
GLOMEROPHYRIC CLUSTERS;
BIOTITE
VERMICULATE BIOTITE*
Groundmass - PLAGIOCLASE
POIKILITIC PLAG IN AUGITE*
Vesicles -
Size(mm): TO 3
Percent: 0-1
Filling: CHLORITE+CARBON
Shape: ATE
Leg : 38 Top/Bottom Interval(mm): 1270/1301 Describer: Kharin, G.
Hole: 342 Top of Core Depth(m) : 161.00 Rock Type: IGNEOUS
Core: 8 Sample Midpoint(m) : 166.79 Sect/Pc #: 4/
ROCK = BASALT*
Groundmass - PYROXENE ( 42%)
PLAGIOCLASE ( 43%)
IRON ORE ( 10%)
ALTERED GLASS ( 5%)
PLUS MESOSTASIS;
OTHER ( TR%)
ACCESSORIES,% BY MODAL ANALYSES*
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