16158 36CC 314.00 315.60 YEAT I 13 1 S RT AUGITE BASALT 2 S % SOURCE IS IR,ALTERED; 3 S TEX FINE-GRAINED* 4 G OL 0 5 G PYX 0.05-0.25 6 G % 2VZ=60, 2 C = 47, Z-X=0.014; 7 G PLAG 0.1-1.0 8 G % APPROX COMP AN58,NORMALLY ZONED; 9 G OP.MINS SKELETAL,OCTAHEDRA,OCTAHEDRA 10 G CHAINS 11 V 0.7-1.5 BASALT,SERP, 12 V ZEOLITE 13