diamondi yachikasu
Pali chinthu chimodzi chokha chosiyanitsa miyala yachikasu ndi yabuluu kuchokera ku diamondi yachikasu: mtundu wamoto.Mu kuwala gwero kasinthasintha wa mwala wamtengo wapatali, mtundu moto ndi wamphamvu chikasu diamondi, chikasu buluu chuma ngakhale mtundu wokongola, koma kamodzi mtundu moto, kukumana diamondi kapena kudzipereka.
wobiriwira
Sapphire wobiriwira ali ndi matani obiriwira obiriwira, kaya ndi mtundu wa gypsum wotentha kapena wobiriwira wa botolo, amatulutsa kuwala kwapadera komanso kukongola.Pakati pa miyala ya safiro yamitundu yonse, miyala ya safiro yobiriwira imakhala yowala bwino kwambiri, ndipo kuchuluka kwa tinthu sikuposa ma carats ochepa.Sapphire wobiriwira wabwino kwambiri amapangidwa ku Tanzania, ndipo corundum yobiriwira yomwe ilipo ndi yowoneka bwino kuposa mtundu wachilengedwe.
Nthawi yotumiza: Nov-21-2023