Out of stock
This piece reminds me of the sand included calcites from various parts of the world. The surfaces are granular and occluded, with tiny pyrites scattered about. The overall feel is architectural. Quite different! Purchased from M Phantom Minerals in 1995. Ex Kenny Gay collection.
Locality: Naica Mine, Naica, Municipia de Saucillo, Chihuahua, Mexico
Composition: calcium carbonate