Natrual Yellow Sapphire Loose Gems Baguette 2.5x5mm

Iinkcukacha zeMveliso:

Isafire emthubi ikwabizwa ngokuba yitopazi kwishishini.Iintlobo ngeentlobo ze-corundum yegreyidi etyheli.Umbala usuka kutyheli okhanyayo ukuya kumthubi weCanary, umthubi obugolide, umthubi wobusi kunye nomdaka otyheli okhanyayo, kunye nomthubi wegolide ngowona ubalaseleyo.Umthubi ngokuqhelekileyo unxulunyaniswa nobukho be-iron oxide.Ukongeza kwitopazi, i-canary yellow yesafire ayiqhelekanga kwamanye amatye anqabileyo.Eyona safire yendalo emthubi inkulu ehlabathini iveliswa eSri Lanka.Inobunzima be-46.5 carats.Igolide tyheli kunye ne-oval cut.Ingaphakathi le gem licocekile kwaye linefuthe elinamandla elichasayo lomlilo.

amanqakwana:

Kufuneka kucaciswe ukuba kukho iimveliso zokwenziwa kwimarike, kwaye kunzima ukuhlula kwiimveliso zendalo.Ukongeza, enye i-corundum ingatshintshwa ibe yityheli okanye ijulwe yi-radiation ye-X-ray ene-high-energy.Enye yendalo okanye ngemitha yemitha etyheli eveliswayo inokuphelelwa ukuba nje ifudunyezwe ukuya kuma-250 ~ 300 ℃.Iveliswe eSri Lanka, eOstreliya, eMyanmar, eTanzania naseShandong naseJiangxi eTshayina.