Figure F15 (continued). E, F. Vitric-crystal ash with abundant brown amphiboles (Sample 338-C0022B-39X-5, 40 cm) in (E) PPL and (F) XPL. G. Lathwork basaltic lithic grain (Sample 338-C0022B-40X-5, 41 cm; PPL). H. Two lathwork basaltic grains with minor palagonization (Sample 338-C0022B-41X-3, 120 cm; PPL).
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