 | | Book (edition) | | very old origin, often without lrnown source. e.g. quartz or cinnabar. Current practice most often names...polished mineral surface, expressed in clase. 7 - quartz. 8 - topaz, 9 - corundum, 10 - dia- percentage...Mt. (mount or mountain), Mts. (mountains), R. (river), Is. (island), Vole. (volcano), Penin. (peninsula)...purine-porphyrine group). a nickel porphyrine. With quartz. rutile, piemontite, sursassite, ardennite, Triclinic...drill cores from oil shales of tl~e Acanthite Green River Fonnation in Uintah County. Utah. and m (2.B. acanthite |  | | Book (edition) | | Calcite 4 Fluorite 5 Apatite 6 7 8 9 10 Orthoclase Quartz Topaz Corundum Diamond In a few descriptions we...crystallize with right- or left-handed forms (e.g., quartz). epitaxy Overgrowth of one crystal on another...(4) fluorite, (5) apatite, (6) orthoclase, (7) quartz, (8) topaz, (9) corundum, (10) diamond. monochromatic...Green River Formation, Uintah County, Utah, associated with authigenic orthoclase, pyrite; quartz, dolomite...Associated with gypsum, anhydrite, hexahydrite, loweite, quartz, and pyrite in the gypsum deposit of Schildmauer |
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