Hardness is one thing, besides many Other people, which differentiates sapphires from other gemstones. It is 2nd only to diamond and scores a 9 from 10 about the hardness scale. Do sapphires come in some other shade Moreover blue? Aid from sade satti: The blue sapphire is dominated from the https://myfirstbookmark.com/story18007380/sri-lankan-pukhraj-can-be-fun-for-anyone