CZ factory AAA3.0MM fire color shiny white zircon

Name: AAA3.0MM fire color shiny white zircon material: artificial zirconia rating: Ingredient AAA AA A natural zircon zircon crystals contain radioactive elements uranium (U) and thorium (Th). But the content is very low, much lower than the safety factor. So we can safely wear zircon decorations. Zircon is a kind of special nature gems. It has a higher refractive index and strong dispersion, colorless or light blue varieties after processing, like diamonds have a stronger out of the fire phenomenon. Because it is very similar to the diamond in appearance, thus known as comparable with diamond gem. As early as in ancient Greece, this beautiful gem had been the love. According to legend, the twelve Jewish Bishop chest wear zircon gems in there called "summer letter Adams." Reportedly, zircon alias "hyacinth stone" is the "summer letter Adams" turn words come popular today in Japan, China's Hong Kong and the Mainland. www.hanwujigems.com.cn www.gaoshisell.com www.hanwujigems.cn.alibaba.com