Surface Coal Mining

This U.S. industry comprises establishments primarily engaged in one or more of the following: (1) surface mining of bituminous coal, lignite, and anthracite coal; (2) developing bituminous coal, lignite, and anthracite coal surface mine sites; (3) surface mining and beneficiating (e.g., cleaning, washing, screening,… It has no schema of its own: companies here are mapped on the Universal schema, and what it does not cover is recorded as gaps.