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Home : Procurement Classification Codes : NAICS Codes : 21 Mining

21 Mining

Categories

211111 Crude Petroleum and Natural Gas Extraction

211112 Natural Gas Liquid Extraction

212111 Bituminous Coal and Lignite Surface Mining

212112 Bituminous Coal Underground Mining

212113 Anthracite Mining

212210 Iron Ore Mining

212221 Gold Ore Mining

212222 Silver Ore Mining

212231 Lead Ore and Zinc Ore Mining

212234 Copper Ore and Nickel Ore Mining

212291 Uranium-Radium-Vanadium Ore Mining

212299 All Other Metal Ore Mining

212311 Dimension Stone Mining and Quarrying

212312 Crushed and Broken Limestone Mining and Quarrying

212313 Crushed and Broken Granite Mining and Quarrying

212319 Other Crushed and Broken Stone Mining and Quarrying

212321 Construction Sand and Gravel Mining updated

212322 Industrial Sand Mining

212324 Kaolin and Ball Clay Mining

212325 Clay and Ceramic and Refractory Minerals Mining

212391 Potash, Soda, and Borate Mineral Mining

212392 Phosphate Rock Mining

212393 Other Chemical and Fertilizer Mineral Mining

212399 All Other Nonmetallic Mineral Mining

213111 Drilling Oil and Gas Wells

213112 Support Activities for Oil and Gas Operations

213113 Support Activities for Coal Mining

213114 Support Activities for Metal Mining

213115 Support Activities for Nonmetallic Minerals