Hardness is one thing, Apart from numerous Other folks, which differentiates sapphires from other gemstones. It's second only to diamond and scores a nine outside of ten around the hardness scale. Do sapphires come in another coloration Aside from blue? These gemstones, belonging to your corundum mineral spouse and children, https://bookmarkbirth.com/story17908331/5-tips-about-natural-yellow-sapphire-from-sri-lanka-you-can-use-today