Mhete yepingi yeTiffany&Co. yakagadzirwa neplatinum
Mitsetse yepingi inowanzo fungidzirwa sepfuma yebhuruu yepingi, musiyano mukuru pakati pezviviri izvi ndewemavara akawanda. Maruva epingi esafire (corundum) ane mavara akasiyana-siyana, ane spectroscope kubva munzvimbo dzakasiyana dzedombo guru anoratidza mavara akasiyana epingi, uye spinel hairatidzi, zvisinei nekuti ruvara haruchinji kubva kupi.
pepuru
Safira yepepuru inogona kugara ichiratidza ruvara rwepepuru rwakapfuma, rusinganzwisisike, rwakanaka uye runonakidza, asiwo zvinhu zvinokosheswa nevakadzi. Inonyanya kugadzirwa muSri Lanka, asi zvishoma muThailand neMyanmar. Safira ine vanadium - uye chromium ine ruvara rwepepuru, tsvuku, kana violet, inonzi safira yepepuru.
Nguva yekutumira: Mbudzi-15-2023