The World's Rarest Mineral Is So Rare It's Only Ever Been Found Once

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 in the entire world.
There's a mineral so rare that only one specimen of it has ever been found in the entire world. It's called kyawthuite (cha-too-ite), a tiny, tawny-hued grain ... Read More



Related Stories

See All