A gem with neon, electric blue colour hues that is rather shut in color towards the super exceptional Paraiba Tourmalines from Brazil. Sapphire is any gem-good quality specimen from the aluminum oxide mineral corundum that's not crimson. Though sapphires are sometimes blue, they can be colorless or almost every other https://martinjieaw.theblogfairy.com/29978575/the-best-side-of-gemstones-pretoria