Hosted on MSN22d
The World's Rarest Mineral Is So Rare It's Only Ever Been Found Once
There's a mineral so rare that only one specimen of it has ever been found ... 2010 at a market in Chaung-gyi in Myanmar by ...
Hosted on MSN11mon
Most Valuable Green Gemstones, From Least to Most Expensive
While, yes, emeralds tend to be the most popular green gemstone, they’re certainly not the only one and not even the most expensive by ... known as chrysolite. Raw moldavite has a rippled ...