NAICS 21232—Sand, Gravel, Clay, and Ceramic and Refractory Minerals Mining and Quarrying

Where 21232 sits

1. 21 Mining, Quarrying, and Oil and Gas Extraction
2. 212 Mining (except Oil and Gas)
3. 2123 Nonmetallic Mineral Mining and Quarrying
4. 21232 Sand, Gravel, Clay, and Ceramic and Refractory Minerals Mining and Quarrying

Contains 3 narrower codes

• 212321 Construction Sand and Gravel Mining
• 212322 Industrial Sand Mining
• 212323 Kaolin, Clay, and Ceramic and Refractory Minerals Mining

Description

This industry comprises (1) establishments primarily engaged in developing the mine site and/or mining, quarrying, dredging for sand and gravel, or mining clay (e.g., china clay, paper clay and slip clay) or ceramic and refractory minerals and (2) preparation plants primarily engaged in beneficiating (e.g., washing, screening, and grinding) sand and gravel, clay, and ceramic and refractory minerals.

Cross-references for 21232

• Manufacturing ready-mix concrete--are classified in Industry 32732, Ready-Mix Concrete Manufacturing;
• Calcining, dead burning, or otherwise processing (i.e., beyond basic preparation) clay or ceramic and refractory minerals--are classified in Industry 32799, All Other Nonmetallic Mineral Product Manufacturing;
• Shaping, molding, baking, burning, or hardening nonclay ceramics, clay and nonclay refractories, and structural clay products--are classified in Industry 32712, Clay Building Material and Refractories Manufacturing;
• Shaping, molding, glazing, and firing pottery, ceramics, and plumbing fixtures--are classified in Industry 32711, Pottery, Ceramics, and Plumbing Fixture Manufacturing;
• Oil shale mining and/or beneficiating--are classified in Industry 21112, Crude Petroleum Extraction; and
• Construction projects involving water resources (e.g., dredging and land drainage)--are classified in Industry 23799, Other Heavy and Civil Engineering Construction.

21232 in other systems