Bulletin of the Geological Society of America. Geology. FIG. 1—THIN SECTION OF MASHED QUARTZ-PORPHYRY. AFTER FUTTERER.. FIG. 2 —MUSCOVITE-BIOTITE-SCHIST. POLARIZED LIGHT.. Please note that these images are extracted from scanned page
THIN SECTIONS - QUARTZ
Rocks of NW Scotland - Rock Sample Images
Quartz in Thin Section under Microscope | Optical Mineralogy |PPL Cleavage, Pleochroism, twinning - YouTube