| 212390 |
Mining or quarrying stone--are classified in Industry 21231, Stone Mining and Quarrying |
| 212390 |
Mining, quarrying, or beneficiating sand, gravel, clay, and ceramic and refractory minerals--are classified in Industry 21232, Sand, Gravel, Clay, and Ceramic and Refractory Minerals Mining and Quarrying |
| 212390 |
Calcining, dead burning, or otherwise processing (i.e., beyond basic preparation) minerals, such as talc, mica, feldspar, barite, and soapstone--are classified in U.S. Industry 327992, Ground or Treated Mineral and Earth Manufacturing |
| 212390 |
Manufacturing sodium carbonate, boron compounds, and/or potassium salts--are classified in Industry 325180, Other Basic Inorganic Chemical Manufacturing |
| 212390 |
Manufacturing table salt--are classified in U.S. Industry 311942, Spice and Extract Manufacturing |
| 212390 |
Manufacturing industrial salt--are classified in U.S. Industry 325998, All Other Miscellaneous Chemical Product and Preparation Manufacturing |
| 212390 |
Manufacturing phosphoric acid, superphosphates, or other phosphatic fertilizer materials--are classified in U.S. Industry 325312, Phosphatic Fertilizer Manufacturing |
| 212390 |
Providing support activities (except geophysical surveying and mapping, site preparation, construction, and transportation) for the mining of nonmetallic minerals (except fuel) on a contract or fee basis--are classified in U.S. Industry 213115, Support Activities for Nonmetallic Minerals (except Fuels) Mining. |
| 21311 |
Performing geophysical surveying and mapping services for minerals (i.e., coal, metal ores, oil and gas, and nonmetallic minerals) on a contract or fee basis--are classified in Industry 54136, Geophysical Surveying and Mapping Services |
| 21311 |
Mining, quarrying, and/or beneficiating on a contract or fee basis--are classified in Subsector 212, Mining (except Oil and Gas), based on the mineral mined |