Enargite bi-color without question

without question

This locality in the Cripple Creek District (purportedly in an old mine shaft) produced unique epimorphs or "casts" of Smoky Quartz and Chalcedony replacing Laumontite

An aesthetic group of very gemmy

but please be aware that it does have nicks and broken edges

pinkish-orange color cuboctahedral crystal of this hard-to-find species on matrix

Enargite bi-color without questionEnargites from the famous Longfellow Mine are amongst the best in the state, and these pieces are incredibly difficult to find in good display specimens such as this. This particular specimen is from my own personal collection, and actually once belonged to Warren Prosser, the noted author and geologist who worked in the San Juan Mountains of Colorado. The piece plays host to dozens of sharp, rather lustrous, attractive, metallic silvery black