
Figure F2.
Photomicrograph,
with crossed polars, of Sample 187-1156A-3R-2, 73-77 cm (see "Site
1156 Thin Sections"), showing a complex plagioclase phenocryst. A
partially resorbed core is overgrown by a large euhedral rim, which included
several small subhedral plagioclase crystals during growth.

