Leg : 38 Top/Bottom Interval(mm): 40/ 70 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 399.00 Rock Type: SEDIMENTARY
Core: 42 Sample Midpoint(m) : 400.56 Sect/Pc #: 2/PCE 1
ROCK = SANDSTONE
WEATHERED FRAGMENTS OF BASALT AND CHERT CEMENTED
BY CALCITE-CHLORITE-GOETHITE;
Leg : 38 Top/Bottom Interval(mm): 310/ 340 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 399.00 Rock Type: IGNEOUS
Core: 42 Sample Midpoint(m) : 400.83 Sect/Pc #: 2/PCE 2
ROCK = BASALTIC BRECCIA
ROUND FRAGMENTS OF BASALT CEMENTED BY CALCITE;
Leg : 38 Top/Bottom Interval(mm): 910/ 940 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 399.00 Rock Type: IGNEOUS
Core: 42 Sample Midpoint(m) : 401.43 Sect/Pc #: 2/
ROCK = PLAG-BIOTITE PHYRIC BASALT;
DIABASE?-DOLERITE?,ALTERED,CHLORITIZED*
Phenocrysts- PLAGIOCLASE ( 14%)
% IS FOR ALL PHENOS;
BIOTITE
ID UNCERTAIN FOR BIOTITE,CHLORITIZED*
Groundmass - PLAGIOCLASE ( 50%)
PYROXENE (40-45%)
MAGNETITE ( 2-3%)
Alteration - CHLORITE
Replacing: PHENOS
GOETHITE
Replacing: PHENOS
Vesicles -
Filling: CHLORITE
Leg : 38 Top/Bottom Interval(mm): 1040/1080 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 399.00 Rock Type: IGNEOUS
Core: 42 Sample Midpoint(m) : 401.56 Sect/Pc #: 2/PCE 11
ROCK = BASALTIC BRECCIA
ANGULAR FRAGMENTS OF ALTERED BASALT CEMENTED BY
CHLORITE AND CALCITE WITH BROWN ISOTROPIC MATRIX
(HYDROGOETHITE?);
Leg : 38 Top/Bottom Interval(mm): 1100/1120 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 399.00 Rock Type: IGNEOUS
Core: 42 Sample Midpoint(m) : 401.61 Sect/Pc #: 2/
ROCK = BASALTIC BRECCIA
ANGULAR CHLORITIZED BASALT(DIABASE?) CEMENTED BY
CHLORITE-CALCITE MATRIX*
Leg : 38 Top/Bottom Interval(mm): 1280/1300 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 399.00 Rock Type: IGNEOUS
Core: 42 Sample Midpoint(m) : 401.79 Sect/Pc #: 2/
ROCK = OL-AUGITE-PLAG MOD PHYRIC BASALT
HIGHLY ALTERED,CHLORITIZED,CALCITIZED, DIABASE?,
DOLERITE?;
Texture: MOD PHYRIC,DIABASIC*
Phenocrysts- OLIVINE ( 5%)
ALTERED;
AUGITE ( 1%)
ALTERED;
PLAGIOCLASE ( 1%)
ALTERED*
Alteration - CHLORITE
Location: GROUNDMASS Replacing: PHENOS
CARBONATE
Location: GROUNDMASS Replacing: PHENOS
CHLOROPHAEITE
Location: GROUNDMASS Replacing: PHENOS
HEMATITE
Replacing: PHENOS
Vesicles -
Size(mm): .2-.4
Percent: 10
Filling: SMEC+CHLORITE+C
Shape: HLOROPH+
Filling: CARB
Leg : 38 Top/Bottom Interval(mm): 1360/1400 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 399.00 Rock Type: IGNEOUS
Core: 42 Sample Midpoint(m) : 401.88 Sect/Pc #: 2/PCE 16
ROCK = PLAG-OL-AUGITE-BIOTITE PHYRIC BASALT
ALTERED,CHLORITIZED,CALCITIZED, DOLERITE?,
DIABASE?;
Texture: DIABASIC,SUBOPHITIC*
Phenocrysts- OLIVINE ( 3%)
ALTERED;
AUGITE ( 1%)
PLAGIOCLASE ( 6%)
SOME FRESH(2%),SOME ALTERED(4%);
BIOTITE
ID UNCERTAIN FOR BIOTITE,CHLORITIZED*
Groundmass - OLIVINE ( 2-3%)
PLAGIOCLASE (45-50%)
PYROXENE (40-45%)
MAGNETITE ( 1-2%)
Alteration - CHLORITE ( 4%)
Replacing: PHENOS
CARBONATE ( 6%)
Replacing: PHENOS
CHLOROPHAEITE
Replacing: PHENOS
HEMATITE
Replacing: PHENOS
Vesicles -
Size(mm): .5-1
Percent: 8
Filling: CHLORITE+CARBON
Shape: ATE
AMYGDULES*
Leg : 38 Top/Bottom Interval(mm): 1440/1470 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 399.00 Rock Type: IGNEOUS
Core: 42 Sample Midpoint(m) : 401.96 Sect/Pc #: 2/PCE 17
ROCK = PLAG-OL-AUGITE-BIOTITE PHYRIC BASALT
ALTERED BASALT(DOLERITE?,DIABASE?)-SAME AS 42-2-
136-140;
Leg : 38 Top/Bottom Interval(mm): 1440/1471 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 399.00 Rock Type: IGNEOUS
Core: 42 Sample Midpoint(m) : 401.96 Sect/Pc #: 2/
ROCK = BASALT*
Groundmass - OLIVINE ( 20%)
PYROXENE ( 30%)
PLAGIOCLASE ( 35%)
IRON ORE ( 10%)
ALTERED GLASS ( 5%)
PLUS MESOSTASIS,% BY MODAL ANALYSES*
Leg : 38 Top/Bottom Interval(mm): 1470/1500 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 399.00 Rock Type: IGNEOUS
Core: 42 Sample Midpoint(m) : 401.99 Sect/Pc #: 2/PCE 17
ROCK = PLAG-OL-AUGITE-BIOTITE PHYRIC BASALT
ALTERED BASALT(DOLERITE?,DIABASE?)-SAME AS 42-2-
136-140 EXCEPT POSSIBLE ORTHOCLASE PHENOS;
Leg : 38 Top/Bottom Interval(mm): 0/ 0 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 399.00 Rock Type: IGNEOUS
Core: 42 Sample Midpoint(m) : 402.10 Sect/Pc #: CC/
ROCK = OL-PLAG MOD PHYRIC BASALT
DOLERITE?,DIABASE?;
Texture: MOD PHYRIC,DIABASIC,SUBOPHITIC,INTERSERTAL*
Phenocrysts- OLIVINE ( 4%)
PLAGIOCLASE ( 1%)
Groundmass - PLAGIOCLASE (40-50%)
PYROXENE ( 40%)
MAGNETITE ( 5%)
Alteration - CHLORITE ( 2-3%)
Replacing: PHENOS
CHLORITE ( 2%)
Location: VEINS
CARBONATE ( 0-1%)
Replacing: PHENOS
CARBONATE ( 2-3%)
Location: VEINS
HEMATITE
Replacing: PHENOS
CHLOROPHAEITE ( 1%)
Location: VEINS
Vesicles -
Size(mm): .5-2
Percent: 8-9
Filling: CHLOROPH+CARB+C
Shape: HLORITE
AMYGDULES ARE 5% AND FILLED WITH CALCITE+CHLORITE*
Leg : 38 Top/Bottom Interval(mm): 1220/1250 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 408.50 Rock Type: IGNEOUS
Core: 43 Sample Midpoint(m) : 409.74 Sect/Pc #: 1/PCE 5
ROCK = PLAG MOD PHYRIC BASALT
ALTERED,DOLERITE?,DIABASE?;
Texture: MOD PHYRIC,DIABASIC,SUBOPHITIC*
Phenocrysts- PLAGIOCLASE ( 7%)
Groundmass - PLAGIOCLASE ( 40%)
PYROXENE (45-50%)
MAGNETITE ( 2-3%)
Alteration - CHLORITE
Location: GROUNDMASS Replacing: PHENOS
CARBONATE
Replacing: PHENOS
Vesicles -
Size(mm): .3-3
Percent: 10-15
Filling: CHLORITE+CARB
AMYGDULES*
Leg : 38 Top/Bottom Interval(mm): 1410/1430 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 408.50 Rock Type: IGNEOUS
Core: 43 Sample Midpoint(m) : 409.92 Sect/Pc #: 1/PCE 7
ROCK = AUGITE-PLAG-BIOTITE MOD PHYRIC BASALT
HIGHLY ALTERED,CHLORITIZED;
Texture: MOD PHYRIC,SUBOPHITIC*
Phenocrysts- AUGITE ( 1-2%)
ALTERED;
PLAGIOCLASE ( 1%)
ALTERED;
BIOTITE ( 0-1%)
ID UNCERTAIN FOR BIOTITE,CHLORITIZED*
Groundmass - PLAGIOCLASE ( 40%)
Size(mm): .01-.1
PYROXENE (45-50%)
MAGNETITE ( 5-7%)
Alteration - CHLORITE ( 1%)
Replacing: PHENOS+GLASS
CHLOROPHAEITE ( 1-2%)
Replacing: PHENOS
Vesicles -
Size(mm): .5-2
Percent: 15
Filling: CHLOROPH+CHLORI
Shape: TE
Leg : 38 Top/Bottom Interval(mm): 1410/1431 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 408.50 Rock Type: IGNEOUS
Core: 43 Sample Midpoint(m) : 409.92 Sect/Pc #: 1/
ROCK = BASALT*
Groundmass - PYROXENE ( 45%)
PLAGIOCLASE ( 45%)
IRON ORE ( 7%)
ALTERED GLASS ( 3%)
PLUS MESOSTASIS;
OTHER ( TR%)
ACCESSORIES,% BY MODAL ANALYSES*
Leg : 38 Top/Bottom Interval(mm): 120/ 150 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 408.50 Rock Type: IGNEOUS
Core: 43 Sample Midpoint(m) : 410.14 Sect/Pc #: 2/PCE 2
ROCK = PLAG-AUGITE-OL PHYRIC BASALT
CHLORITIZED,DOLERITE?;
Texture: DIABASIC,SUBOPHITIC,PHYRIC*
Phenocrysts- OLIVINE ( 1%)
ALTERED;
AUGITE ( 3%)
SOME FRESH(1%),SOME ALTERED(2%);
PLAGIOCLASE ( 6%)
SOME FRESH(1%),SOME ALTERED(5%);
BIOTITE
ID UNCERTAIN FOR BIOTITE,CHLORITIZED;
ALBITE
ID UNCERTAIN FOR ALBITE*
Groundmass - OLIVINE ( 1%)
Size(mm): .1-1
PLAGIOCLASE (45-50%)
Size(mm): TO 2-3
PYROXENE (35-40%)
MAGNETITE ( 3%)
Alteration - CHLORITE
Replacing: PHENOS
Vesicles -
Size(mm): .3-.5
Percent: 1-2
Filling: CHLORITE
Leg : 38 Top/Bottom Interval(mm): 300/ 330 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 408.50 Rock Type: IGNEOUS
Core: 43 Sample Midpoint(m) : 410.32 Sect/Pc #: 2/PCE 4
ROCK = PLAG-AUGITE-OL PHYRIC BASALT
SAME AS 43-2-12-15 BUT CALCITIZED;
Leg : 38 Top/Bottom Interval(mm): 410/ 440 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 408.50 Rock Type: IGNEOUS
Core: 43 Sample Midpoint(m) : 410.43 Sect/Pc #: 2/
ROCK = PLAG-AUGITE-OL PHYRIC BASALT
SAME AS 43-2-12-15*
Leg : 38 Top/Bottom Interval(mm): 430/ 460 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 408.50 Rock Type: IGNEOUS
Core: 43 Sample Midpoint(m) : 410.45 Sect/Pc #: 2/
ROCK = PLAG-AUGITE-OL PHYRIC BASALT
SAME AS 43-2-12-15*
Leg : 38 Top/Bottom Interval(mm): 430/ 461 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 408.50 Rock Type: IGNEOUS
Core: 43 Sample Midpoint(m) : 410.45 Sect/Pc #: 2/
ROCK = BASALT*
Groundmass - PYROXENE ( 47%)
PLAGIOCLASE ( 45%)
IRON ORE ( 5%)
ALTERED GLASS ( 3%)
PLUS MESOSTASIS;
OTHER ( TR%)
ACCESSORIES,% BY MODAL ANALYSES*
Leg : 38 Top/Bottom Interval(mm): 1150/1180 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 408.50 Rock Type: IGNEOUS
Core: 43 Sample Midpoint(m) : 411.17 Sect/Pc #: 2/PCE 16
ROCK = PLAG-OL-AUGITE-BIOTITE MOD PHYRIC BASALT
ALTERED,DOLERITE?,DIABASE?,CHLORITIZED;
Texture: MOD PHYRIC,DIABASIC,SUBOPHITIC*
Phenocrysts- OLIVINE
ALTERED;
AUGITE
ALTERED;
PLAGIOCLASE ( 7%)
SOME FRESH(4%),SOME ALTERED(3%);
BIOTITE
ID UNCERTAIN FOR BIOTITE,CHLORITIZED*
GROUNDMASS SIZE .01-1MM*
Alteration - CHLORITE
Replacing: PHENOS+GLASS
CARBONATE
Replacing: PHENOS
Leg : 38 Top/Bottom Interval(mm): 430/ 450 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 408.50 Rock Type: IGNEOUS
Core: 43 Sample Midpoint(m) : 411.94 Sect/Pc #: 3/PCE 5
ROCK = PLAG-AUGITE-OL PHYRIC BASALT
ALTERED,DOLERITE?,DIABASE?;
Texture: PHYRIC,DIABASIC,SUBOPHITIC*
Phenocrysts- PLAGIOCLASE ( 7%)
SOME FRESH(5%),SOME ALTERED(2%);
AUGITE ( 2%)
SOME FRESH(1%),SOME ALTERED(1%);
OLIVINE ( 1%)
ALTERED*
Groundmass - OLIVINE ( 5%)
PLAGIOCLASE ( 50%)
PYROXENE ( 40%)
MAGNETITE ( 2%)
Alteration - CHLORITE
Location: VEINS+GNDMASS Replacing: PHENOS
Leg : 38 Top/Bottom Interval(mm): 530/ 560 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 408.50 Rock Type: IGNEOUS
Core: 43 Sample Midpoint(m) : 412.05 Sect/Pc #: 3/PCE 7
ROCK = PLAG PHYRIC BASALT
ALTERED,CHLORITIZED,DOLERITE?,DIABASE?;
Texture: DIABASIC,SUBOPHITIC*
Phenocrysts- PLAGIOCLASE ( 15%)
Groundmass - PLAGIOCLASE ( 50%)
PYROXENE (30-35%)
MAGNETITE ( 2%)
Alteration - CHLORITE
Location: VEINS Replacing: PHENOS
Vesicles -
Filling: CHLORITE
Leg : 38 Top/Bottom Interval(mm): 990/1020 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 408.50 Rock Type: IGNEOUS
Core: 43 Sample Midpoint(m) : 412.51 Sect/Pc #: 3/PCE 13
ROCK = PLAG MOD PHYRIC BASALT
ALTERED,DOLERITE?,DIABASE?;
Texture: MOD PHYRIC,DIABASIC,SUBOPHITIC*
Phenocrysts- PLAGIOCLASE ( 2%)
Groundmass - OLIVINE ( 1-2%)
PLAGIOCLASE ( 45%)
PYROXENE ( 50%)
MAGNETITE ( 3-5%)
Alteration - SMECTITE
Replacing: PHENOS
CHLORITE
Location: GNDMASS+VEINS
Vesicles -
Size(mm): .3-3
Percent: 10
Leg : 38 Top/Bottom Interval(mm): 1080/1110 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 408.50 Rock Type: IGNEOUS
Core: 43 Sample Midpoint(m) : 412.60 Sect/Pc #: 3/PCE 14
ROCK = PLAG-AUGITE-OL PHYRIC BASALT
CHLORITIZED,DOLERITE?,DIABASE?;
Texture: PHYRIC,DOLERITIC,SUBOPHITIC,TRACHYTOID*
Phenocrysts- OLIVINE ( 0-1%)
ALTERED,ID UNCERTAIN FOR OL;
AUGITE ( 1-2%)
PLAGIOCLASE ( 12%)
SOME FRESH(10%),SOME ALTERED(2%);
BIOTITE
ID UNCERTAIN FOR BIOTITE,CHLORITIZED*
Groundmass - OLIVINE ( 1%)
PLAGIOCLASE (40-45%)
PYROXENE (40-50%)
MAGNETITE ( 2-3%)
Alteration - CHLORITE
Replacing: PHENOS
GOETHITE
Replacing: PHENOS
Vesicles -
Size(mm): .5-1
Percent: 1
Filling: CHLORITE
Leg : 38 Top/Bottom Interval(mm): 1080/1111 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 408.50 Rock Type: IGNEOUS
Core: 43 Sample Midpoint(m) : 412.60 Sect/Pc #: 3/
ROCK = BASALT*
Groundmass - OLIVINE ( TR%)
PYROXENE ( 45%)
PLAGIOCLASE ( 45%)
IRON ORE ( 5%)
ALTERED GLASS ( 5%)
PLUS MESOSTASIS;
OTHER ( TR%)
ACCESSORIES,% BY MODAL ANALYSES*
Leg : 38 Top/Bottom Interval(mm): 400/ 430 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 408.50 Rock Type: IGNEOUS
Core: 43 Sample Midpoint(m) : 413.42 Sect/Pc #: 4/PCE 5
ROCK = PLAG-BIOTITE-OL-AUGITE PHYRIC BASALT
ALTERED,DOLERITE?,DIABASE?;
Texture: PHYRIC,DIABASIC,SUBOPHITIC*
Phenocrysts- PLAGIOCLASE ( 8%)
SOME FRESH(5%),SOME ALTERED(3%);
BIOTITE ( 3%)
ID UNCERTAIN FOR BIOTITE,CHLORITIZED;
OLIVINE ( 1-2%)
ALTERED;
AUGITE ( 1%)
Groundmass - OLIVINE ( 2%)
PLAGIOCLASE (40-45%)
PYROXENE (45-50%)
MAGNETITE ( 2-3%)
Alteration - CHLORITE
Location: GROUNDMASS Replacing: PHENOS
CARBONATE
Replacing: PHENOS
Vesicles -
Filling: CHLORITE
AMYGDULES*
Leg : 38 Top/Bottom Interval(mm): 540/ 570 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 408.50 Rock Type: IGNEOUS
Core: 43 Sample Midpoint(m) : 413.56 Sect/Pc #: 4/PCE 7
ROCK = PLAG-BIOTITE-OL-AUGITE PHYRIC BASALT
SAME AS 43-4-40-43 BUT MORE ABUNDANT CHLORITE
AMYGDULES;
Leg : 38 Top/Bottom Interval(mm): 790/ 820 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 408.50 Rock Type: IGNEOUS
Core: 43 Sample Midpoint(m) : 413.81 Sect/Pc #: 4/PCE 11
ROCK = PLAG-BIOTITE-OL-AUGITE PHYRIC BASALT
SAME AS 43-4-40-43;
Leg : 38 Top/Bottom Interval(mm): 1000/1030 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 408.50 Rock Type: IGNEOUS
Core: 43 Sample Midpoint(m) : 414.02 Sect/Pc #: 4/PCE 14
ROCK = PLAG-AUGITE-OL-BIOTITE PHYRIC BASALT
ALTERED,DOLERITE?,DIABASE?;
Texture: PHYRIC,DIABASIC,SUBOPHITIC*
Phenocrysts- PLAGIOCLASE ( 7%)
SOME FRESH(6%),SOME ALTERED(1%);
AUGITE ( 2%)
OLIVINE ( 1%)
ALTERED
BIOTITE
ID UNCERTAIN FOR BIOTITE,CHLORITIZED*
Groundmass - PLAGIOCLASE (40-45%)
Size(mm): .1-1
PYROXENE (45-50%)
MAGNETITE ( 2-3%)
Alteration - CHLORITE ( 10%)
Replacing: PHENOS
CHLOROPHAEITE
Replacing: PHENOS
Vesicles -
Size(mm): .3-5
Percent: 10
Filling: CHLORITE+CHLORO
Shape: PH
Leg : 38 Top/Bottom Interval(mm): 1000/1031 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 408.50 Rock Type: IGNEOUS
Core: 43 Sample Midpoint(m) : 414.02 Sect/Pc #: 4/
ROCK = BASALT*
Groundmass - OLIVINE ( 1%)
PYROXENE ( 48%)
PLAGIOCLASE ( 43%)
IRON ORE ( 7%)
ALTERED GLASS ( 1%)
PLUS MESOSTASIS;
OTHER ( TR%)
ACCESSORIES,% BY MODAL ANALYSES*
Leg : 38 Top/Bottom Interval(mm): 1300/1320 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 408.50 Rock Type: METAMORPHIC
Core: 43 Sample Midpoint(m) : 414.31 Sect/Pc #: 4/
ROCK = BASALTIC MYLONITE
HIGHLY CHLORITIZED,CALCITIZED,MYLONIZATION*
Leg : 38 Top/Bottom Interval(mm): 1380/1410 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 408.50 Rock Type: METAMORPHIC
Core: 43 Sample Midpoint(m) : 414.40 Sect/Pc #: 4/PCE 22
ROCK = BASALTIC MYLONITE
SAME AS 43-4-130-132;
Alteration - CHLORITE
Location: VEINS
Vesicles -
Filling: CHLORITE
Leg : 38 Top/Bottom Interval(mm): 0/ 0 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 408.50 Rock Type: IGNEOUS
Core: 43 Sample Midpoint(m) : 414.60 Sect/Pc #: CC/
ROCK = OL-PLAG-AUGITE PHYRIC BASALT
HIGHLY CHLORITIZED,CALCITIZED;
Texture: PHYRIC,SUBOPHITIC*
Phenocrysts- OLIVINE ( 5%)
ALTERED;
AUGITE ( 1%)
ALTERED;
PLAGIOCLASE ( 3%)
ALTERED*
Groundmass - PLAGIOCLASE (50-60%)
PYROXENE (35-40%)
MAGNETITE ( 5%)
Alteration - CHLORITE
Replacing: PHENOS
CARBONATE
Replacing: PHENOS
HEMATITE
Replacing: PHENOS
Vesicles -
Size(mm): .5-2
Percent: 5
Filling: CHLORITE+CARB
Leg : 38 Top/Bottom Interval(mm): 150/ 170 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 418.00 Rock Type: METAMORPHIC
Core: 44 Sample Midpoint(m) : 418.16 Sect/Pc #: 1/
ROCK = BASALTIC MYLONITE
HIGHLY CHLORITIZED;
Phenocrysts- BIOTITE
ID UNCERTAIN FOR BIOTITE,CHLORITIZED,GOETHITIZED;
PLAGIOCLASE
CHLORITIZED*
Alteration - CHLORITE
Location: VEINS
Vesicles -
Filling: CHLORITE
AMYGDULES*
Leg : 38 Top/Bottom Interval(mm): 1350/1380 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 418.00 Rock Type: IGNEOUS
Core: 44 Sample Midpoint(m) : 419.37 Sect/Pc #: 1/PCE 26
ROCK = PLAG-AUGITE-OL PHYRIC DIABASE
CHLORITIZED,DOLERITE?;
Texture: PHYRIC,DIABASIC,SUBOPHITIC*
Phenocrysts- PLAGIOCLASE ( 7%)
ALTERED;
AUGITE ( 2%)
OLIVINE ( 1%)
ALTERED*
Groundmass - PLAGIOCLASE ( 50%)
PYROXENE (35-40%)
MAGNETITE ( 5%)
Alteration - CHLORITE
Location: GROUNDMASS Replacing: PHENOS
GOETHITE
Replacing: PHENOS
Vesicles -
Filling: CHLORITE
Leg : 38 Top/Bottom Interval(mm): 650/ 680 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 418.00 Rock Type: IGNEOUS
Core: 44 Sample Midpoint(m) : 420.17 Sect/Pc #: 2/PCE 10
ROCK = PLAG-AUGITE-OL MOD PHYRIC BASALT
CHLORITIZED;
Texture: MOD PHYRIC,DOLERITIC,SUBOPHITIC*
Phenocrysts- PLAGIOCLASE ( 2%)
ALTERED;
AUGITE ( 1-2%)
OLIVINE ( 0-1%)
ALTERED*
Groundmass - PLAGIOCLASE (45-50%)
PYROXENE (35-40%)
MAGNETITE ( 3%)
Alteration - CHLORITE ( 1%)
Replacing: PHENOS
CHLORITE
Location: VEINS
Vesicles -
Filling: CHLORITE
Leg : 38 Top/Bottom Interval(mm): 650/ 681 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 418.00 Rock Type: IGNEOUS
Core: 44 Sample Midpoint(m) : 420.17 Sect/Pc #: 2/
ROCK = BASALT*
Groundmass - OLIVINE ( TR%)
PYROXENE ( 42%)
PLAGIOCLASE ( 48%)
IRON ORE ( 6%)
ALTERED GLASS ( 4%)
PLUS MESOSTASIS;
OTHER ( TR%)
ACCESSORIES,% BY MODAL ANALYSES*
Leg : 38 Top/Bottom Interval(mm): 760/ 790 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 418.00 Rock Type: IGNEOUS
Core: 44 Sample Midpoint(m) : 420.28 Sect/Pc #: 2/PCE 11
ROCK = BASALT
HIGHLY CHLORITIZED,DOLERITE?,DIABASE?;
Leg : 38 Top/Bottom Interval(mm): 840/ 870 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 418.00 Rock Type: IGNEOUS
Core: 44 Sample Midpoint(m) : 420.36 Sect/Pc #: 2/PCE 12
ROCK = AUGITE-PLAG-BIOTITE MOD PHYRIC BASALT
CHLORITIZED,DOLERITE?,DIABASE?;
Texture: MOD PHYRIC,DIABASIC,SUBOPHITIC*
Phenocrysts- AUGITE ( 3%)
PLAGIOCLASE ( 2%)
ALTERED;
BIOTITE
CHLORITIZED*
Groundmass - PLAGIOCLASE (40-50%)
Size(mm): .1-1
PYROXENE (40-50%)
MAGNETITE ( 3%)
Alteration - CHLORITE
Location: VEINS Replacing: PHENOS
Vesicles -
Filling: CHLORITE
Leg : 38 Top/Bottom Interval(mm): 400/ 430 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 418.00 Rock Type: IGNEOUS
Core: 44 Sample Midpoint(m) : 421.42 Sect/Pc #: 3/PCE 7
ROCK = PLAG-CPX MOD PHYRIC BASALT
CHLORITIZED,DOLERITE?,DIABASE?,
Texture: MOD PHYRIC,DIABASIC,SUBOPHITIC*
Phenocrysts- CLINOPYROXENE ( 3%)
PLAGIOCLASE ( 4%)
ALTERED*
Groundmass - PLAGIOCLASE (50-55%)
Size(mm): .1-1
PYROXENE ( 30%)
MAGNETITE ( 3%)
Alteration - CHLORITE
Location: VEINS Replacing: PHENOS
CARBONATE
Replacing: PHENOS
CHLORITE ( 20%)
Location: GROUNDMASS
Vesicles -
Filling: CHLORITE
Leg : 38 Top/Bottom Interval(mm): 480/ 510 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 418.00 Rock Type: IGNEOUS
Core: 44 Sample Midpoint(m) : 421.50 Sect/Pc #: 3/PCE 8
ROCK = PLAG-AUGITE-OL MOD PHYRIC BASALT
CHLORITIZED,DOLERITE?,DIABASE?;
Texture: MOD PHYRIC*
Phenocrysts- PLAGIOCLASE ( 3%)
AUGITE ( 2%)
OLIVINE ( 1%)
ALTERED*
Groundmass - PLAGIOCLASE (40-45%)
PYROXENE (40-45%)
MAGNETITE ( 5%)
Alteration - CHLORITE
Location: GROUNDMASS Replacing: PHENOS
CARBONATE
Replacing: PHENOS
GOETHITE
Replacing: PHENOS
Vesicles -
Size(mm): .3-1
Percent: 3
Filling: CHLORITE
Leg : 38 Top/Bottom Interval(mm): 480/ 511 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 418.00 Rock Type: IGNEOUS
Core: 44 Sample Midpoint(m) : 421.50 Sect/Pc #: 3/
ROCK = BASALT*
Groundmass - OLIVINE ( 20%)
PYROXENE ( 30%)
PLAGIOCLASE ( 30%)
IRON ORE ( 10%)
ALTERED GLASS
PLUS MESOSTASIS;
OTHER ( TR%)
ACCESSORIES,% BY MODAL ANALYSES*
Leg : 38 Top/Bottom Interval(mm): 530/ 560 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 418.00 Rock Type: IGNEOUS
Core: 44 Sample Midpoint(m) : 421.55 Sect/Pc #: 3/
ROCK = PLAG-AUGITE PHYRIC BASALT
CHLORITIZED,DOLERITE?;
Texture: DIABASIC,SUBOPHITIC,TRACHYTOID*
Phenocrysts- PLAGIOCLASE ( 12%)
SOME FRESH(10%),SOME ALTERED(2%),GLOMEROPHYRIC;
AUGITE ( 3%)
Groundmass - PLAGIOCLASE ( 50%)
Size(mm): .1-1
PYROXENE (30-35%)
MAGNETITE ( 3%)
Alteration - CHLORITE
Replacing: PHENOS
Leg : 38 Top/Bottom Interval(mm): 830/ 860 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 418.00 Rock Type: IGNEOUS
Core: 44 Sample Midpoint(m) : 421.85 Sect/Pc #: 3/PCE 16
ROCK = PLAG-CPX-OL MOD PHYRIC DIABASE
CHLORITIZED,DOLERITE;
Texture: MOD PHYRIC*
Phenocrysts- PLAGIOCLASE ( 5%)
ALTERED;
CLINOPYROXENE ( 1%)
OLIVINE ( 1%)
ALTERED*
Groundmass - OLIVINE ( 1%)
PLAGIOCLASE ( 50%)
PYROXENE (45-50%)
MAGNETITE ( 5%)
Alteration - CHLORITE
Location: VEINS Replacing: PHENOS
GOETHITE
Replacing: PHENOS
Vesicles -
Size(mm): .2-1
Percent: 2
Filling: CHLORITE+CARB
Leg : 38 Top/Bottom Interval(mm): 910/ 930 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 418.00 Rock Type: IGNEOUS
Core: 44 Sample Midpoint(m) : 421.92 Sect/Pc #: 3/PCE 17
ROCK = PLAG-AUGITE-BIOTITE-OL PHYRIC DIABASE
CHLORITIZED,DOLERITE?;
Texture: PHYRIC*
Phenocrysts- OLIVINE ( 1%)
ALTERED;
AUGITE ( 5%)
SOME FRESH(2%),SOME ALTERED(3%);
PLAGIOCLASE ( 7%)
BIOTITE ( 2-3%)
CHLORITIZED*
Groundmass - PLAGIOCLASE ( 50%)
PYROXENE (30-40%)
MAGNETITE ( 3%)
Vesicles -
Percent: 3
Filling: CHLORITE+CARB
Leg : 38 Top/Bottom Interval(mm): 1430/1460 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 418.00 Rock Type: IGNEOUS
Core: 44 Sample Midpoint(m) : 422.45 Sect/Pc #: 3/PCE 26
ROCK = PLAG-BIOTITE-AUGITE-OL PHYRIC DOLERITE
CHLORITIZED,BASALT?;
Texture: DIABASIC,PHYRIC,SUBOPHITIC,TRACHYTOID*
Phenocrysts- PLAGIOCLASE ( 11%)
SOME FRESH(1%),SOME ALTERED(10%);
OLIVINE ( 1%)
ALTERED;
AUGITE ( 2%)
FRESH;
BIOTITE ( 5%)
ID UNCERTAIN FOR BIOTITE,CHLORITIZED*
Groundmass - OLIVINE ( 1%)
PLAGIOCLASE (50-55%)
PYROXENE ( 40%)
MAGNETITE ( 2-3%)
Alteration - CHLORITE
Location: GROUNDMASS Replacing: PHENOS
Vesicles -
Size(mm): .2-1
Percent: 1
Filling: CHLORITE+CARB
Leg : 38 Top/Bottom Interval(mm): 850/ 910 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 427.50 Rock Type: IGNEOUS
Core: 45 Sample Midpoint(m) : 428.38 Sect/Pc #: 1/PCE 8
ROCK = PLAG-AUGITE-OL-BIOTITE PHYRIC DOLERITE
ALTERED,CHLORITIZED,DIABASE?;
Texture: PHYRIC*
Phenocrysts- OLIVINE ( 1%)
ALTERED;
AUGITE ( 4%)
SOME FRESH(2%),SOME ALTERED(2%);
PLAGIOCLASE ( 10%)
SOME FRESH(5%),SOME ALTERED(5%);
BIOTITE
CHLORITIZED*
Groundmass - OLIVINE ( 1%)
PLAGIOCLASE ( 50%)
PYROXENE (35-40%)
ILMENITE ( 3%)
Alteration - CHLORITE
Location: VEINS Replacing: PHENOS+GLASS
GOETHITE
Replacing: PHENOS
LEUCOXENE
Location: VEINS Replacing: PHENOS
ID UNCERTAIN FOR LEUCOXENE*
Vesicles -
Size(mm): .2-1
Percent: 1
Leg : 38 Top/Bottom Interval(mm): 920/ 950 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 427.50 Rock Type: IGNEOUS
Core: 45 Sample Midpoint(m) : 428.44 Sect/Pc #: 1/PCE 8
ROCK = PLAG-AUGITE-OL PHYRIC BASALT
ALTERED,CHLORITIZED,DOLERITE?,DIABASE?;
Texture: DIABASIC,SUBOPHITIC*
Phenocrysts- OLIVINE ( 2%)
ALTERED;
AUGITE ( 4%)
SOME FRESH(2%),SOME ALTERED(2%);
PLAGIOCLASE ( 4%)
SOME FRESH(1%),SOME ALTERED(3%)*
Groundmass - OLIVINE ( 1%)
PLAGIOCLASE ( 40%)
PYROXENE (40-45%)
MAGNETITE ( 3%)
Alteration - SMECTITE
Location: GROUNDMASS Replacing: PHENOS
CHLORITE
Location: GNDMASS+VEINS Replacing: PHENOS
Vesicles -
Filling: CHLORITE
Leg : 38 Top/Bottom Interval(mm): 920/ 951 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 427.50 Rock Type: IGNEOUS
Core: 45 Sample Midpoint(m) : 428.44 Sect/Pc #: 1/
ROCK = BASALT*
Groundmass - OLIVINE ( 3%)
PYROXENE ( 45%)
PLAGIOCLASE ( 43%)
IRON ORE ( 6%)
ALTERED GLASS ( 3%)
PLUS MESOSTASIS;
OTHER ( TR%)
ACCESSORIES,% BY MODAL ANALYSES*
Leg : 38 Top/Bottom Interval(mm): 1270/1300 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 427.50 Rock Type: IGNEOUS
Core: 45 Sample Midpoint(m) : 428.79 Sect/Pc #: 1/PCE 16
ROCK = PLAG-CPX-BIOTITE PHYRIC BASALT
ALTERED,CHLORITIZED,DOLERITE?,DIABASE?;
Texture: PHYRIC,SUBOPHITIC*
Phenocrysts- CLINOPYROXENE ( 2%)
ALTERED;
PLAGIOCLASE ( 8%)
ALTERED;
BIOTITE
ID UNCERTAIN FOR BIOTITE,CHLORITIZED*
Groundmass - PLAGIOCLASE (45-55%)
PYROXENE (35-40%)
MAGNETITE ( 2-3%)
Alteration - CHLORITE ( 8%)
Replacing: PHENOS
CHLOROPHAEITE ( 2%)
CHLORITE
Location: GROUNDMASS
CHLOROPHAEITE
Location: GROUNDMASS
Vesicles -
Percent: 0-1
Filling: CHLORITE+CHLORO
Shape: PH
AMYGDULES*
Leg : 38 Top/Bottom Interval(mm): 1310/1330 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 427.50 Rock Type: IGNEOUS
Core: 45 Sample Midpoint(m) : 428.82 Sect/Pc #: 1/
ROCK = PLAG-CPX-OL-BIOTITE PHYRIC DOLERITE
CHLORITIZED;
Texture: DIABASIC,SUBOPHITIC,PHYRIC*
Phenocrysts- OLIVINE ( 1%)
ALTERED;
CLINOPYROXENE ( 5%)
SOME FRESH(3%),SOME ALTERED(2%);
PLAGIOCLASE ( 9%)
SOME FRESH(3%),SOME ALTERED(6%);
BIOTITE
ID UNCERTAIN FOR BIOTITE,CHLORITIZED*
Groundmass - OLIVINE ( 2%)
PLAGIOCLASE ( 50%)
PYROXENE (30-35%)
MAGNETITE ( 3%)
Alteration - CHLORITE
Replacing: PHENOS
GOETHITE
Replacing: PHENOS
Vesicles -
Size(mm): .2-.5
Percent: 1-2
Filling: CHLORITE
Leg : 38 Top/Bottom Interval(mm): 470/ 500 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 427.50 Rock Type: IGNEOUS
Core: 45 Sample Midpoint(m) : 429.49 Sect/Pc #: 2/PCE 7
ROCK = PLAG-PYX-OL-BIOTITE PHYRIC DOLERITE
CHLORITIZED,BASALT?;
Texture: PHYRIC*
Phenocrysts- OLIVINE ( 1%)
ALTERED;
PYROXENE ( 3%)
ALTERED;
PLAGIOCLASE ( 8%)
SOME FRESH(6%),SOME ALTERED(2%);
BIOTITE
ID UNCERTAIN FOR BIOTITE,CHLORITIZED*
Groundmass - OLIVINE ( 1%)
PLAGIOCLASE (30-35%)
MAGNETITE ( 3%)
Alteration - CHLORITE
Location: VEINS Replacing: PHENOS
Leg : 38 Top/Bottom Interval(mm): 560/ 590 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 427.50 Rock Type: IGNEOUS
Core: 45 Sample Midpoint(m) : 429.58 Sect/Pc #: 2/PCE 8
ROCK = PYX-PLAG-BIOTITE-OL PHYRIC BASALT
CHLORITIZED,DOLERITE?;
Texture: PHYRIC*
Phenocrysts- OLIVINE ( 1%)
ALTERED;
AUGITE ( 3%)
SOME FRESH(2%),SOME ALTERED(1%);
PLAGIOCLASE ( 2%)
BIOTITE ( 2%)
ID UNCERTAIN FOR BIOTITE,CHLORITIZED*
Groundmass - PLAGIOCLASE (50-55%)
PYROXENE (30-40%)
MAGNETITE ( 3%)
Alteration - CHLORITE
Replacing: PHENOS
GOETHITE
Replacing: PHENOS
IDDINGSITE
Replacing: PHENOS
Leg : 38 Top/Bottom Interval(mm): 1280/1310 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 427.50 Rock Type: IGNEOUS
Core: 45 Sample Midpoint(m) : 430.30 Sect/Pc #: 2/PCE 20
ROCK = PLAG-AUGITE-OL-BIOTITE MOD PHYRIC DOLERITE
CHLORITIZED,BASALT?;
Texture: MOD PHYRIC,DIABASIC,SUBOPHITIC*
Phenocrysts- OLIVINE ( 1%)
ALTERED;
AUGITE ( 2%)
ALTERED;
PLAGIOCLASE ( 4%)
SOME FRESH(2%),SOME ALTERED(2%);
BIOTITE
ID UNCERTAIN FOR BIOTITE,CHLORITIZED*
Groundmass - OLIVINE ( 2%)
PLAGIOCLASE (50-55%)
PYROXENE (40-45%)
MAGNETITE ( 3-5%)
Alteration - CHLORITE
Replacing: PHENOS
Leg : 38 Top/Bottom Interval(mm): 1280/1311 Describer: Kharin, G.
Hole: 338 Top of Core Depth(m) : 427.50 Rock Type: IGNEOUS
Core: 45 Sample Midpoint(m) : 430.30 Sect/Pc #: 2/
ROCK = BASALT*
Groundmass - OLIVINE ( 1%)
PYROXENE ( 43%)
PLAGIOCLASE ( 50%)
IRON ORE ( 5%)
ALTERED GLASS ( 1%)
PLUS MESOSTASIS;
OTHER ( TR%)
ACCESSORIES,% BY MODAL ANALYSES*
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