Sphalerite, Chalcopyrite, Dolomite
Ben Hogan Quarry, Black Rock, Lawrence County Zinc Mining District, Lawrence County, Arkansas, USA
The Black Rock Quarry (Ben Hogan Quarry) is well known for its beautiful pink dolomite specimens, but it also has produced some attractive sphalerites. A few years ago, I picked up a small parcel of these specimens from Black Rock, collected by a local rockhound. This lovely thumbnail specimen features a sharp, lustrous, dark golden-brown, complex ...
© Brian Kosnar - Mineral Classics