A gem with neon, electric blue color hues that is very shut in coloration to your Tremendous unusual Paraiba Tourmalines from Brazil. Sapphire is any gem-top quality specimen with the aluminum oxide mineral corundum that is not crimson. Though sapphires are sometimes blue, they can be colorless or almost every https://gemstonespretoria85184.ltfblog.com/29749321/gemstones-found-in-south-africa-fundamentals-explained