10 Rarest Gemstones in The World – amtiss – heavy ...
Jan 03, 2018· The rarer an item is, the more exclusivity it holds. Here is the 10 rarest gemstones in the world : Painite. Painite is the rarest mineral which only two crystals were known to exist for decades. It was first found in Myanmar by British mineralogist and gem dealer Arthur Pain in 1950s. It is made up of aluminum, calcium, boron, zirconium ...