57769560_s_Facet_Rough___PrettyRock_com__Fact
[#] 12 [Myth] Diamonds are rare. [Fact] 
The truth is that cheap diamonds are rare. Geologically speaking, diamonds are as plentiful as tourmalines which puts them on the fairly common side of gemstones. For investments, choose natural untreated rubies or high quality emeralds.
Gemology, Gem Rough,Gemology,Gem Identification Tools,Facet Rough - PrettyRock.com
Fact