Mining and quarrying (except oil and gas)

This industry group comprises establishments primarily engaged in mining bituminous and lignite coal by underground mining, and auger mining, strip mining, culm bank mining…

This industry group comprises establishments primarily engaged in mining metallic minerals (ores). Also included are establishments engaged in ore dressing and beneficiating operations, whether…

This industry group comprises establishments primarily engaged in mining or quarrying non-metallic minerals, except coal. Primary preparation plants, such as those engaged in crushing,…