# NAICS 212319: Other Crushed and Broken Stone Mining and Quarrying

The SBA size standard for NAICS 212319 is 550 employees (13 CFR 121.201).

| Field | Value |
| --- | --- |
| Code | 212319 |
| Title | Other Crushed and Broken Stone Mining and Quarrying |
| Level | 6 |
| Parent | 21231 |
| Size standard | 550 employees |
| Footnote | - |

## Description

This U.S. industry comprises: (1) establishments primarily engaged in developing the mine site and/or mining or quarrying crushed and broken stone (except limestone and granite); (2) preparation plants primarily engaged in beneficiating (e.g., grinding and pulverizing) stone (except limestone and granite); and (3) establishments primarily engaged in mining or quarrying bituminous limestone and bituminous sandstone.

## 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/212319/size-standard?revenue_usd=...
- MCP tools: naics_lookup, size_standard_check

Independent. Not affiliated with, endorsed by or sponsored by GSA, SAM.gov or any U.S. government agency. Registering in SAM.gov is free at sam.gov.

Get a free API key: https://samgovapi.io/sign-up?ref=ai-claudebot