Explore museum-quality mineral specimens from around the world. Each piece has been carefully selected by Grant Powell for its exceptional beauty, rarity, and scientific significance.
Topaz, Cleavelandite
Topaz on White Cleavelandite Matrix - Gem Crystal
Shigar Valley, Shigar District, Gilgit-Baltistan, ...
Tourmaline (Elbaite), Quartz, Cleavelandite
Elbaite Tourmaline on Quartz with Cleavelandite
Pederneira Mine, Minas Gerais, Brazil
