Figure F12. Thin section photomicrographs of highly olivine-titanaugite-plagioclase-phyric basalt from a Type 7 clast in the conglomerate forming Subunit IB (Sample 330-U1373A-1R-2W, 123–125 cm; Thin Section 76). A. Plane-polarized light. B. Crossed polars. White box indicates area of Figure F13.
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