Hardness is one thing, besides many Other people, which differentiates sapphires from other gemstones. It is next only to diamond and scores a nine outside of ten over the hardness scale. Do sapphires come in some other shade Other than blue? Ans. Yellow sapphire is really a gemstone that may https://bookmarkize.com/story18004944/little-known-facts-about-sri-lanka-yellow-sapphire