Topaz isobanutse neza ariko akenshi iragaragara kubera umwanda urimo.Topaz mubisanzwe ibara rya vino cyangwa umuhondo wijimye.Ariko irashobora kuba umweru, imvi, ubururu, icyatsi.Topaz idafite ibara, iyo ikase neza, irashobora kwibeshya kuri diyama.