Sand, gravel, clay, and ceramic and refractory minerals mining and quarrying
North American Industry Classification System code (NAICS): 21232
This industry comprises establishments primarily engaged in operating sand and gravel pits, including dredging for sand and gravel; mining or quarrying shale; and mining, beneficiating or otherwise preparing kaolin or ball clay, including china clay, paper and slip clays, and other clays and refractory minerals.
This Canadian industry comprises establishments primarily engaged in operating sand and gravel pits, including dredging for sand and gravel, and washing, screening or otherwise preparing sand and gravel.
Learn MoreThis Canadian industry comprises establishments primarily engaged in mining or quarrying shale and mining, beneficiating or otherwise preparing kaolin or ball clay and other clays and refractory minerals.
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