Leg : 70 Top/Bottom Interval(mm): 480/ 510 Describer: Laverne, C.
Hole: 506D Top of Core Depth(m) : 30.90 Rock Type: IGNEOUS
Core: 9 Sample Midpoint(m) : 31.40 Sect/Pc #: 1/
ROCK = PLAG-CPX MOD PHYRIC BASALT;
Texture: MOD PHYRIC,VARIOLITIC*
Phenocrysts- OLIVINE ( 0%)
PLAGIOCLASE ( 5%)
Size(mm): 1 Morphology: EUHEDRAL
CLINOPYROXENE ( 2%)
Size(mm): .5 Morphology: ANHEDRAL-SUBHEDRAL
Groundmass - OLIVINE ( 0%)
PLAGIOCLASE ( 2%)
Size(mm): .5 Morphology: MICROLITES
MAGNETITE ( 2%)
Morphology: SKELETAL
INTERSTITIAL;
GLASS ( 87%)
Vesicles -
Size(mm): 1
Percent: 2
Location: SCATTERED
Filling: VOID
Shape: ROUND
Leg : 70 Top/Bottom Interval(mm): 530/ 560 Describer: Laverne, C.
Hole: 506D Top of Core Depth(m) : 30.90 Rock Type: IGNEOUS
Core: 9 Sample Midpoint(m) : 31.45 Sect/Pc #: 1/
ROCK = PLAG-CPX MOD PHYRIC BASALT;
Texture: AXIOLITIC
DEVITRIFICATION TEXTURE*
Phenocrysts- PLAGIOCLASE ( 2%)
Size(mm): .5 Morphology: SUBHEDRAL
CLINOPYROXENE ( 2%)
Size(mm): .3 Morphology: ANHEDRAL
Groundmass - PLAGIOCLASE ( 2%)
Size(mm): .3-.5 Morphology: MICROLITES
CLINOPYROXENE ( 1%)
Size(mm): <.1 Morphology: MICROCRYSTS
MAGNETITE ( 10%)
Morphology: SKELETAL
INTERSTITIAL;
GLASS ( 80%)
Vesicles -
Size(mm): .04
Percent: 3
Location: SCATTERED
Filling: VOID
Shape: ROUND
Leg : 70 Top/Bottom Interval(mm): 170/ 200 Describer: Laverne, C.
Hole: 506D Top of Core Depth(m) : 30.90 Rock Type: IGNEOUS
Core: 9 Sample Midpoint(m) : 31.69 Sect/Pc #: CC/
ROCK = PLAG-CPX MOD PHYRIC BASALT;
Texture: AXIOLITIC
DEVITRIFICATION TEXTURE*
Phenocrysts- PLAGIOCLASE ( 5%)
Size(mm): .3-.5 Morphology: EUHEDRAL+SUBHEDRAL
CLINOPYROXENE ( 1-2%)
Size(mm): .4 Morphology: ANHEDRAL
Groundmass - PLAGIOCLASE ( 5%)
Size(mm): .5-1 Morphology: MICROPHENOS+MICROLITES
PLAGIOCLASE
Size(mm): 1-2
CLINOPYROXENE ( 3%)
Size(mm): .1-.5
MAGNETITE ( 8%)
Morphology: SKELETAL
INTERSTITIAL;
GLASS ( 77%)
Alteration - CLAY MINERALS ( <1%)
Location: VESICLES Replacing: GLASS
Vesicles -
Size(mm): 1
Percent: 1-2
Location: SCATTERED
Filling: VOID OR SMEC
Shape: ROUND
Filling: RIM
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