mineral (part of speech: noun)
clay, calcite, lignite, manganese, talcum, chromite, bauxite, corundum, azurite, hornblende, kaolinite, ozocerite, asbestos, alabaster, fluorspar, fluorite, coke, silicate, silica, emery, molybdenite, garnet, fool's gold, barite, selenite, graphite, feldspar, quicklime, iolite, aragonite, carbon, spar, mica, lazurite, peat, pyroxene, pyrite, pumice, gypsum, mineral, brookite, lime, obsidian, cryolite, chlorite, salt, coal, diatomite, boron, brimstone, quartz, cobalt, orthoclase, glauconite, vermiculite, sulfur, chalcedony, crystal, rhodonite, magnesite
- These cliffs proved, as Bennie had already suspected, to be a gigantic outcrop of pitchblende or black oxide of uranium. - "The Man Who Rocked the Earth", Arthur Train Robert Williams Wood.
- The deposits of Joachimsthal, Bohemia, contain pitchblende, along with silver, nickel, and cobalt minerals and other metallic sulphides, in veins associated with igneous intrusions. - "The Economic Aspect of Geology", C. K. Leith.
- The principal ore mineral is uranophane, a hydrated calcium- uranium silicate, which is believed to be an oxidation product of pitchblende. - "The Economic Aspect of Geology", C. K. Leith.