corundom Definition

corundum, water sapphire, white sapphire, transparent gem, baddeleyite, grossularite, blue john, chloropal, aluminium oxide, opaque gem, babingtonite, boulangerite, cacholong, euclase, rubicelle, warwickite, lazulite, argyrodite, libethenite, cerargyrite, knebelite, chondrodite, omphacite, cyclosilicate, smaltite, jamesonite, skutterudite, gahnite, dyscrasite, olivenite, ripidolite, saussurite, horn silver, proustite, hauerite, lanarkite, spinel, pargasite, spinel ruby, ehlite, berthierite, tyrolite, okenite, helvite, gismondine, cobaltite, sagenitic, harmotome, menaccanite, phillipsite, aurichalcite, hematinon, chalcanthite, datolite, stromeyerite, crystallogenesis, sapphire, volborthite, gemstone, honeystone, stephanite, liroconite, polybasite, eschynite, strontianite, brochantite, pectolite, mineral, hyalophane, eucairite, petunse, tungstite, stannite, bournonite, germanite, sagenite, oxalite, hausmannite, ruby, freieslebenite, diamond, meionite, atacamite, lepidocrocite, amblygonite, garnierite, miargyrite, kernite, sperrylite, chemical formula, kerolite, pyrosmalite, polianite, karpholite, rose quartz, cubanite, gummite, linnaeite, tephroite, luxullianite,