Chalcopyrite US Minerals it’s a cool oddity that

it’s a cool oddity that would make a nice addition to a Bolivian suite

Good shape overall

blue color cubes and cuboctahedral crystals of this hard-to-find species on matrix

Specimen #BURMA22105

The HIGH luster of the faces made it difficult to photograph

Chalcopyrite US Minerals it’s a cool oddity thatThe Alice Mine is one of the most classic of all the Colorado localities for Chalcopyrite. It is renowned for its superb Chalcopyrite specimens, exhibiting some of the finest twins for the species extant. The Chalcopyrites from this mine are a staple of any good Colorado mineral collection. This specimen features good sized, sharp, metallic, brassy gold colored twinned crystals of Chalcopyrite coated by micro epitaxial cubic Galena(?), as there is