Leg : 16 Top/Bottom Interval(mm): / Describer: Yeats, R.S.
Hole: 159 Top of Core Depth(m) : 108.00 Rock Type: IGNEOUS
Core: 14 Sample Midpoint(m) : 108.10 Sect/Pc #: CC/
ROCK = ALTERED BASALT
SOURCE IS IR, ALTERED;
Texture: FINE-GRAINED*
Groundmass - PLAGIOCLASE ( 35%)
Size(mm): 0.1-1.3
APPROX COMP AN66,NORMAL TO CA-ANDESINE,LARGER
PHENOS HAVE EUHEDRAL OSCILLATORY ZONING;
PYROXENE ( 45%)
Size(mm): 0.05-0.3
2VZ 30-35,Z-C=53,Z-X=0.016-0.022;
OLIVINE ( TR%)
Size(mm): 0.1-0.25
COMPLETELY ALTERED TO SERP+IDDINGS+BOWLINGITE;
OPAQUE MINERALS ( 10%)
SHORT PARALLEL OCTAHEDRAL CHAINS;
MATRIX ( 10%)
Alteration - SERPENTINITE
Replacing: OL
IDDINGSITE
Replacing: OL
BOWLINGITE
Replacing: OL
Vesicles -
Size(mm): 0.3-0.9
Filling: FINE-GRAINED
Filling: BASALT,OPAQUE
Filling: BASALT GLASS,
Filling: ZEOLITE,
Filling: IDDINGS,
Filling: BOWLINGITE
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