Registry · NAICS Index · Sector 21

212290 — Other Metal Ore Mining

NAICS 212290 is 'Other Metal Ore Mining', a 2022 U.S. national industry under Sector 21 (Mining, Quarrying, and Oil and Gas Extraction); the SBA small-business size standard is 1,250 employees (defined under 13 CFR § 121.201).

Description

This industry comprises establishments primarily engaged in developing the mine site, mining, and/or beneficiating (i.e., preparing) metal ores (except iron and manganiferous ores valued for their iron content, gold ore, silver ore, copper, nickel, lead, and zinc ore) (as defined in the official U.S. Census Bureau 2022 NAICS Manual).

Illustrative Examples

  • Antimony ores mining and/or beneficiating
  • Tantalum ores mining and/or beneficiating
  • Columbite ores mining and/or beneficiating
  • Tungsten ores mining and/or beneficiating
  • Ilmenite ores mining and/or beneficiating
  • Uranium-radium-vanadium ores mining and/or beneficiating
  • Molybdenum ores mining and/or beneficiating

Overview Facts

NAICS Structure: 212290 National Industry
Sector (2)
21
Mining, Quarrying, and Oil and Gas Extraction
Subsector (3)
212
Mining (except Oil and Gas)
Industry Group (4)
2122
Metal Ore Mining
Industry (5)
21229
Other Metal Ore Mining
National Industry (6)
212290
Other Metal Ore Mining

Legacy SIC Concordance

Trace the historical mapping chain from the 1987 Standard Industrial Classification (SIC) to the modern 2022 NAICS code format.

Suggested Product Service Codes (Advisory)

The following Product Service Codes (PSCs) are advisory suggestions aligned with this NAICS code. Note: NAICS and PSC codes map to different dimensions of procurement (industry vs. product/service). There is no official binding 1:1 crosswalk.

  • PSC 3820 — Mining, Rock Drilling, Earth Boring, and Related Equipment
  • PSC 9610 — Ores

Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)

Frequently Asked Questions (FAQ)

Is NAICS code 212290 valid in 2022? ▾

Yes, 212290 is a valid 6-digit 2022 NAICS national industry code representing 'Other Metal Ore Mining' under Sector 21 in the official classification index.

What is the SBA size standard for NAICS code 212290? ▾

The Small Business Administration (SBA) has established a small business size standard of 1,250 employees for NAICS code 212290 (Other Metal Ore Mining), calculated based on employees.

What is the legacy SIC equivalent for NAICS 212290? ▾

According to official Census Bureau concordance tables, NAICS code 212290 (Other Metal Ore Mining) maps to legacy 1987 Standard Industrial Classification (SIC) codes: 1061 - Ferroalloy Ores, Except Vanadium, 1094 - Uranium-Radium-Vanadium Ores, 1099 - Miscellaneous Metal Ores, NEC.

Related Pages & Tools

Further regulatory reference links for NAICS code 212290: