I-Topaz imsulwa ekuhleni kodwa ihlala i-opaque ngenxa yokungcola kuyo.Itopazi idla ngokuba nombala wewayini okanye umthubi.Kodwa inokuba mhlophe, grey, blue, green.Itopazi engenambala, xa isikwe kakuhle, inokuthi iphosakele ngedayimane.