A gem with neon, electrical blue color hues that is quite close in colour on the Tremendous scarce Paraiba Tourmalines from Brazil. Sapphire is any gem-quality specimen of the aluminum oxide mineral corundum that's not purple. Even though sapphires are frequently blue, they can be colorless or any other coloration. https://gemstone-beads-bracelet64185.blogpixi.com/30831827/5-tips-about-gemstones-series-you-can-use-today