All Other Nonmetallic Mineral Mining
Key Figures
Figures are published for NAICS 212399 directly.
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Official definition
This U.S. industry comprises establishments primarily engaged in developing the mine site, mining and/or milling, or otherwise beneficiating (i.e., preparing) nonmetallic minerals (except stone, sand, gravel, clay, ceramic, refractory minerals, and chemical and fertilizer minerals).
Source: US Census Bureau, 2017 NAICS Definitions. Public domain.
Illustrative examples
- Gypsum mining and/or beneficiating
- Soapstone mining and/or beneficiating
- Mica mining and/or beneficiating
- Talc mining and/or beneficiating
- Pyrophyllite mining and/or beneficiating
Which code does this activity belong in?
The boundary between code 212399 and its neighbouring categories lies in the mineral's chemical or fertilizer application. Code 212399 covers mining and beneficiating of nonmetallic minerals used for non-chemical purposes, such as gypsum, mica, talc, and soapstone. Establishments mining minerals designated for chemical and fertilizer applications, including barite, rock salt, and sulfur, are classified in code 212393; those extracting potash, soda, boron, and phosphate rock minerals belong in codes 212391 and 212392 respectively.