Introduction to Sapphire–Baolong.com Baolong.com Sapphire Ring “Quiet” Sapfir, it has a nice English name-Sapphire, which is derived from the Hebrew word “safro”, bu degani “mukammal narsa”. Sapphire is a general term for corundum gemstones of other colors in addition to red rubies among corundum gemstones. The main component is alumina (Al2O3). Blue sapphire is […]
