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Your Mineral Collection
Rocks and Minerals and Where to Find Them
Physical Properties of Minerals
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0ften 0rthorhombic altered amphibole arsenic associated basal bead bipyramidal bipyramidal m m m Environment blowpipe blue Brazil Brittle brown calcite calcium California carbonate cavities charcoal cleavage cleavage perfect cobalt collectors color Colorado colorless common commonly Composition copper crusts Crystal description crystals are found cubic deposits dissolve Distinguishing characteristics embedded faces feldspar fibrous flame fluorescent fluorite fracture conchoidal fracture uneven Fuses easily fusible grains granular gravity green hardness heating Hexagonal hydrochloric acid Hydrous igneous Interesting facts iron limestone localities Luster Luster glassy Luster metallic magnetic manganese masses massive metamorphic metamorphic rocks Mexico mica minerals Monoclinic nitric acid Occurrence oxide pegmatites phosphates Physical properties pinacoid pink prismatic m Environment prisms pyroxene quartz rare Rhombic bipyramidal rhombohedral rocks schist secondary mineral sedimentary silicate sodium soluble solution sometimes specimens sphalerite subconchoidal sulfate sulfide sulfosalts sulfur surface symmetry Tests Transparent to translucent Triclinic twinned uraninite usually veins yellow zeolites