Figure F19. Photomicrographs of various plagioclase phenocryst styles. Pl = plagioclase, Cpx = clinopyroxene, Fe-Ti = Fe-Ti oxides. A. Sample 329-U1368F-4R-1, 51–53 cm. B. Sample 329-U1368F-6R-1, 21–25 cm. C. Sample 329-U1368F-4R-1, 118–121 cm. D. Sample 329-U1368F-12R-4, 53–54 cm. Cross-polarized light at 5× magnification.
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