Copper with Cuprite Phrenite Size: 7cm Dia

Size: 7cm Dia

not to mention that the crystal formation is simply perfection

forgiveness

Beautiful crystalline sparkly grey / black chalcedony from India

A malachite sphere with stunning patterns

Copper with Cuprite Phrenite Size: 7cm DiaCopper with cuprite from Michigan. Michigan copper, also known as native copper, is a naturally occurring metallic copper found in the Upper Peninsula of Michigan, particularly in the Keweenaw Peninsula. This region is one of the few places on Earth where copper occurs in a pure, native metallic state rather than as part of an ore. Often showcasing rich, reddish brown hues with greenish blue patina from natural oxidation. Semi polished to show the