NAICS 212312 Crushed and Broken Limestone Mining and Quarrying

NAICS Code: 212312

Code Title: Crushed and Broken Limestone Mining and Quarrying

Code Sector: 21 - Mining, Quarrying, and Oil and Gas Extraction

NAICS 212312 Crushed and Broken Limestone Mining and Quarrying Description

This U.S. industry comprises (1) establishments primarily engaged in developing the mine site, mining or quarrying crushed and broken limestone (including related rocks, such as dolomite, cement rock, marl, travertine, and calcareous tufa); and (2) preparation plants primarily engaged in beneficiating limestone (e.g., grinding or pulverizing).


Cross References

Establishments primarily engaged in--
  • Producing lime--are classified in Industry 327410, Lime Manufacturing;
  • Mining or quarrying bituminous limestone--are classified in U.S. Industry 212319, Other Crushed and Broken Stone Mining and Quarrying.

Alternate Titles

  • Agricultural limestone mining and/or beneficiating
  • Calcareous tufa crushed and broken stone mining and/or beneficiating
  • Cement rock crushed and broken stone mining and/or beneficiating
  • Chalk crushed and broken stone mining and/or beneficiating
  • Chalk, ground or otherwise treated, mining and/or beneficiating
  • Dolomite crushed and broken stone mining and/or beneficiating
  • Lime rock, ground, mining and/or beneficiating
  • Limestone (except bituminous) crushed and broken stone mining and/or beneficiating
  • Limestone beneficiating plants (e.g., grinding or pulverizing)
  • Marl crushed and broken stone mining and/or beneficiating
  • Riprap, limestone, mining or quarrying
  • Riprap, limestone, preparation plants
  • Travertine crushed and broken stone mining and/or beneficiating
  • Tufa, calcareous, crushed and broken stone, mining and/or beneficiating
  • Whiting crushed and broken stone, mining and/or beneficiating

NAICS 212312 Crosswalk

Crosswalk between the North American Industry Classification System (NAICS) and Standard Industrial Classification System (SIC) --

Crosswalk between the North American Industry Classification System (NAICS) and International Standard Industrial Classification of All Economic Activities Code Revision 4.0 --

  • ISIC 0810 - Quarrying of stone, sand and clay
  • ISIC 0891 - Mining of chemical and fertilizer minerals