NAICS 4 Digit Industry Group 2122

Industry Group 2122

NAICS 4 digit Industry Group 2122 – Metal Ore Mining

Definition of NAICS 4 digit industry group 2122: This industry group comprises establishments primarily engaged in developing mine sites or mining metallic minerals, and establishments primarily engaged in ore dressing and beneficiating (i.e., preparing) operations, such as crushing, grinding, washing, drying, sintering, concentrating, calcining, and leaching. Beneficiating may be performed at mills operated in conjunction with the mines served or at mills, such as custom mills, operated separately.

Four Digit Industry Group Breakdown for North American Industry Classification System

NAICS codes are broken down by digit. The broadest description starts with the 2 digit sector codes. The 3 digit subsector codes are more specific, then the 4 digit industry group (Where you are now), 5 digit industry, and the most specific is the 6 digit NAICS code. If industry group 2122 does not describe the industry of the business in question, then select the largest applicable code below. From there, follow through the progression of smaller digits to the larger digits in order to obtain the most specific 6 digit classification.


  • Sector 21: Mining, Quarrying, and Oil and Gas Extraction
    • Subsector 212: Mining (except Oil and Gas)
      • Industry Group 2122: Metal Ore Mining
        • Industry 21221: Iron Ore Mining
          • 6 Digit Code(s) NAICS 212210: Iron Ore Mining
        • Industry 21222: Gold Ore and Silver Ore Mining
          • 6 Digit Code(s) NAICS 212221: Gold Ore Mining
          • 6 Digit Code(s) NAICS 212222: Silver Ore Mining
        • Industry 21223: Copper, Nickel, Lead, and Zinc Mining
          • 6 Digit Code(s) NAICS 212231: Lead Ore and Zinc Ore Mining
          • 6 Digit Code(s) NAICS 212234: Copper Ore and Nickel Ore Mining
        • Industry 21229: Other Metal Ore Mining
          • 6 Digit Code(s) NAICS 212291: Uranium-Radium-Vanadium Ore Mining
          • 6 Digit Code(s) NAICS 212299: All Other Metal Ore Mining

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NAICS 4 Digit Industry Group 2122