Hard Coal Surface Mining Except Pennsylvania Anthracite
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 Solutions Inc, SIC Codes - H
- 1221 Hard coal surface mining, except Pennsylvania anthracite. 1222 Hard coal underground mining, except Pennsylvania anthracite ...
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- Coal - Wikipedia, the free encyclopedia
- ... coal mining, either underground mining or open pit mining (surface ... The Face of Decline: The Pennsylvania Anthracite Region in the Twentieth Century. ...
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- 212 Mining (except Oil and Gas)
- Hard coal (i.e., anthracite) surface mining. 212113. 212113. 1231 ... Pennsylvania anthracite mining and/or beneficiating. 212113. 212113. 1231 ...
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