North American Industry Classification System (NAICS) Canada 2012

• 21 - Mining, quarrying, and oil and gas extraction
• 212 - Mining and quarrying (except oil and gas)
• 2123 - Non-metallic mineral mining and quarrying
• 21232 - Sand, gravel, clay, and ceramic and refractory minerals mining and quarrying

212326 - Shale, clay and refractory mineral mining and quarrying^CAN

This 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. Mines operated in conjunction with plants that manufacture cement, brick or other structural clay products, or pottery and related products, are included in this Canadian industry when separate reports are not available.

• Illustrative example(s)

  • bentonite mining
  • common clay quarrying
  • fuller's earth mining
  • nepheline syenite mining

  All examples

• Exclusion(s)

  • grinding, pulverizing or otherwise treating ceramic minerals, not in conjunction with mining or quarrying operations (See 327110 Pottery, ceramics and plumbing fixture manufacturing)
  • grinding, pulverizing or otherwise treating clay and refractory minerals, not in conjunction with mining or quarrying operations (See 327120 Clay building material and refractory manufacturing)