NAICS Code 21239 Other Nonmetallic Mineral Mining and Quarrying


Mining, Quarrying, and Oil and Gas Extraction


This industry comprises establishments primarily engaged in developing the mine site, mining, and/or milling or otherwise beneficiating (i.e., preparing) nonmetallic minerals (except coal, stone, sand, gravel, clay, ceramic, and refractory minerals).

Cross References

Establishments primarily engaged in
  • Mining or quarrying dimension stone: classified in Industry 21231, Stone Mining and Quarrying
  • Mining or quarrying sand, gravel, clay and ceramic and refractory minerals: classified in Industry 21232, Sand, Gravel, Clay, and Ceramic and Refractory Minerals Mining and Quarrying
  • Calcining, dead burning, or otherwise processing (i.e., beyond basic preparation) minerals, such as talc, mica, feldspar, barite, and soapstone: classified in Industry 32799, All Other Nonmetallic MineralProduct Manufacturing
  • Manufacturing boron compounds and potassium salts: classified in Industry 32518, Other Basic Inorganic Chemical Manufacturing
  • Manufacturing table salt: classified in Industry 31194, Seasoning and Dressing Manufacturing
  • Manufacturing salt (except table salt): classified in Industry 32599, All Other Chemical Product and Preparation Manufacturing
  • Manufacturing phosphoric acid, superphosphates, or other phosphatic fertilizer materials: classified in Industry 32531, Fertilizer Manufacturing.

Illustrative Examples

  • Rock salt mining and/or beneficiating
  • Phosphate rock mining and/or beneficiating
  • Borate, natural, mining and/or beneficiating
  • Potash mining and/or beneficiating
  • Peat mining and/or beneficiating
  • Barite mining and/or beneficiating

USA List Sample