halite, covellite, pyrochlore, carnallite, dunite, anhydrite, feldspars, pyrites, anorthosite, kaolinite, saprolite, mgo, uraninite, chrysocolla, enargite, epidote, spodumene, plagioclase, calcium sulphate, barium sulfate, molybdenite, pentlandite, scheelite, pyrophyllite, sylvite, colluvium, monazite, calcium fluoride, apatite, hornblende, argentiferous, gravels, feo, pyroxene, lithium oxide, pentoxide, chalcocite, hypogene, froth flotation, sulfide, claystone, raffinate, autunite, carnotite, calcium oxide, bornite, aluminous, chlorite, allanite, hydroxides, nepheline, actinolite, cementite, hypabyssal, sericite, tetrahedrite, muscovite, detrital, lepidolite, praseodymium, bastnasite, electrowinning, arsenopyrite, adularia, supernatant, pyroxenite, carbonyls, goethite, sulphide, limonite, comminution, greywacke, eudialyte, ferrous sulphate, leucoxene, decantation, etchant, illite, crystallites, silicate, agglomerating, pearlite, extrusive, eluvial, dichromate, arsenide, arenite, holmium, recrystallization, corundum, schistose, alkali, thiourea, siderite, barium sulphate, haematite, carbides, sodic, calcium sulfate, insitu, aqua regia, silicide, carbonate, earths, minerals, ore, sand, hematite, magnetite, ash, felspar, grit, feldspar, gypsum, mineral, pigment, pyrite, slag, biotite, chaff, magnesia, sulphides, pyritic, cryptocrystalline, felspathic, sparry, brecciated, chloritic, crystalline, crystallized, feldspathic, ferruginous, fragmental, metalliferous, pegmatite, pulverized, sericitic, arenaceous, argillaceous, auriferous, bearing