Minerals and Rocks of Wyoming: A Guide for Collectors, Prospectors, and Rock HoundsA Guide for Collectors, Prospectors, and Rock Hounds |
Contents
hope it will help all of you in your pursuit of the perfect mineral specimen I would | 41 |
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Common terms and phrases
Absaroka Range agate amphibole andalusite associated azurite beryl blue bornite calcite Canyon Casper chalcedony chalcocite chalcopyrite characteristics and crystal cleavage Color contain Copper Mountain cordierite corundum Creek crystal faces crystal habit Crystal System cuprite deposits diamond distinct district earthy feldspar Figure fluoresce fluorite forms found in Wyoming fracture galena garnet gem-quality gemstones Geological Survey gold grains Granite gray Green River Basin Hausel and Sutherland hematite hexagonal high heft identified igneous rocks iolite jade kimberlite kyanite lamproite Laramie Mountains Leucite Leucite Hills limestone limonite Localities Luster magnetite malachite massive Medicine Bow Mountains metallic metamorphic rocks mica minerals and rocks Monoclinic nephrite occurs olivine oxidized pegmatites Physical characteristics powder Precambrian prismatic prisms pyrite pyrope pyroxene quartz Rock Springs schist sedimentary Seminoe Mountains serpentinite Sierra Madre sillimanite South Pass specific gravity specimens streak translucent transparent uplift uranium Vitreous volcanic Wind River Range Wyoming Wyoming State Geological yellow