# NAICS 212390: Other Nonmetallic Mineral Mining and Quarrying

The SBA size standard for NAICS 212390 is 600 employees (13 CFR 121.201).

| Field | Value |
| --- | --- |
| Code | 212390 |
| Title | Other Nonmetallic Mineral Mining and Quarrying |
| Level | 6 |
| Parent | 21239 |
| Size standard | 600 employees |
| Footnote | - |

## Description

This industry comprises establishments primarily engaged in developing the mine site, mining, and/or milling or otherwise beneficiating (i.e., preparing) nonmetallic minerals (except coal, stone, sand, gravel, clay, and ceramic and refractory minerals). Drylake brine operations are included in this industry, as well as establishments engaged in producing the specified minerals from underground and open pit mines.

## Sources

- Census NAICS: https://www.census.gov/naics/
- SBA size standards: https://www.sba.gov/document/support-table-size-standards

## API and MCP

- REST: GET https://samgovapi.io/api/v1/naics/212390/size-standard?revenue_usd=...
- MCP tools: naics_lookup, size_standard_check

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