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Your Mineral Collection
Rocks and Minerals and Where To Find Them
Physical Properties of Minerals
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altered amphibole arsenic associated basal bead bipyramidal blowpipe blue brittle brown calcite calcium carbonate cavities charcoal cleavage cleavage perfect cobalt collector color Colorado colorless common commonly Composition copper County crusts Crystal description crystals are found cubic deposits dissolve Distinguishing characteristics embedded faces feldspar fibrous flame fluorescent fluorite fracture conchoidal fracture uneven Fuses easily fusibility grains granite granular gravity gray green hardness heating Hexagonal hydrochloric acid Hydrous inches insoluble Interesting facts iron limestone limonite localities luster luster glassy luster metallic m m m Environment magnetic manganese masses massive metamorphic metamorphic rocks Mexico mica minerals Monoclinic nitric acid Occurrence Orthorhombic oxide pegmatites phosphate Physical properties pinacoid prismatic prisms quartz rare Rhombic bipyramidal rhombohedral schist secondary mineral sedimentary silicate silver sodium soluble solution sometimes specimens sphalerite subconchoidal sulphate sulphide sulphur surface symmetry tabular Tests Tetragonal tourmaline transparent to translucent Triclinic twinned uraninite uranium usually veins weathered yellow zeolites