Sapphire mai canza launi a cikin Corundum gaskiya ne, zai bayyana launuka daban-daban a cikin haske daban-daban, wanda kuma aka sani da canza launi corundum ko launi, ana sa ran canjin launi zai haifar da chrome element a corundum.
Siffofin rarrabe na halitta da na robaKoren sapphires sun yanke protolith shuɗi mai duhu don nuna launin kore ko shuɗi-kore a gaba, sannan ana iya samar da sapphires kore na halitta.
Lemu, ɗigon ba shi da launi, bayyananne, haske mai haske, taurin 9, takamaiman nauyi 4.016, {0001}, {10 ˉ 10} Tsagewa.[1]
Pink Sapphire ja-jaja: a baya, al'ummar duniya gem al'umma sun yi imani da cewa corundum kawai tare da matsakaici zurfin zuwa duhu ja ko ja ja za a iya kira ruby.Wadanda suke juya jajayen haske zuwa haske sosai ana kiran su sapphires pink.
Gem da aka daure kowane nau'in gem grade corundum bayan ruby ana kiransa sapphire.Sunan ma'adinai na Sapphire don corundum, ma'adanai na rukuni na corundum.
Yellow sapphire kuma ana san shi da topaz a cikin kasuwanci.Iri-iri na rawaya gem sa corundum.Launi ya bambanta daga rawaya mai haske zuwa rawaya mai rawaya, rawaya na zinare, rawaya na zuma da rawaya mai haske, tare da rawaya na zinare shine mafi kyau.An haɗa launin rawaya gabaɗaya tare da kasancewar baƙin ƙarfe oxide.