Historical Industrial Mineral mining and permit data for Pennsylvania by Quadrangle
Pennsylvania Department of Environmental Protection
Coverages containing industrial mineral mining data by quadrangle for the state of Pennsylvania. Digitized from the Harrisburg Bureau of Mining and Reclamation mylar map system each quadrangle contains multiple coverages identifying seams in that quad. Also includes coverages ('noncoal') indicating industrial minerals and coal mining refuse disposal sites, permitted sites, point coverages of deep mine entry and other surface features of deep mines and Small Operators Assistance Program (SOAP) areas.