NAICS 212312 – Crushed and Broken Limestone Mining and Quarrying
What NAICS 212312 (Crushed and Broken Limestone Mining and Quarrying) covers, and 7 active federal contract opportunities classified under it.
Part of NAICS Sector 21 – Mining, Quarrying, and Oil and Gas Extraction
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Search on GovTrove →Related NAICS Codes
- NAICS 212321 – Construction Sand and Gravel Mining29 active
- NAICS 213113 – Support Activities for Coal Mining5 active
- NAICS 211130 – Natural Gas Extraction5 active
- NAICS 213112 – Support Activities for Oil and Gas Operations5 active
- NAICS 212319 – Other Crushed and Broken Stone Mining and Quarrying4 active
Data sourced from SAM.gov. Updated daily. Last updated: October 27, 2026.