Cov xim hloov Sapphire hauv Corundum yog tiag tiag, nws yuav tshwm sim xim sib txawv hauv lub teeb sib txawv, tseem hu ua xim hloov corundum lossis cov khoom muaj nqis xim xim, qhov kev hloov xim yuav tsum tshwm sim los ntawm chrome keeb hauv corundum.
Lub distinguishing nta ntawm ntuj thiab hluavtawsNtsuab sapphires txiav tsaus xiav protolith los qhia cov xim ntawm cov xim ntsuab lossis xiav-ntsuab rau pem hauv ntej, ces ntuj ntsuab sapphires tuaj yeem tsim.
Txiv kab ntxwv, lub streak yog xim tsis muaj xim, pob tshab, glazed luster, hardness 9, tshwj xeeb gravity 4.016, {0001}, {10 ˉ 10} Cleavage.[1]
Pink Sapphire reddish sapphire: ua ntej, lub ntiaj teb lub pov haum zej zog ntseeg tias tsuas yog corundum nrog qhov tob nruab nrab mus rau tsaus liab lossis liab liab tuaj yeem hu ua ruby.Cov uas tig lub teeb liab mus rau lub teeb heev yog hu ua liab sapphires.
Lub pov haum khi txhua yam ntawm lub pov haum qib corundum tshaj ruby hu ua sapphire.Sapphire mineral npe rau corundum, corundum pab pawg neeg ntxhia.
Yellow sapphire tseem hu ua topaz hauv kev lag luam.Ntau yam ntawm lub pov haum daj qib corundum.Cov xim txawv ntawm lub teeb daj mus rau canary daj, golden daj, zib mu daj thiab lub teeb xim av daj, nrog golden daj yog qhov zoo tshaj plaws.Daj feem ntau cuam tshuam nrog kev muaj cov hlau oxide.