North American Industry Classification System (NAICS) Canada 2017 Version 3.0


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212315 - Limestone mining and quarryingCAN

This Canadian industry comprises establishments primarily engaged in mining or quarrying dimension limestone, rough blocks or slabs of limestone, crushed and broken limestone, and related rocks.

  • Illustrative example(s)

    • agricultural limestone, ground (except fertilizer)
    • calcareous tufa, crushed and broken, quarrying
    • cement rock, quarrying
    • chalk mine or quarry
    • dolomite, crushed and broken stone, quarrying
    • travertine, quarrying

    All examples

  • Inclusion(s)

    • grinding or pulverizing of limestone
  • Exclusion(s)

    • limestone fertilizer made in plants producing nitrogenous or phosphatic fertilizer materials (See 325313 Chemical fertilizer (except potash) manufacturing)
    • limestone manufacturing made by mixing purchased materials (See 325314 Mixed fertilizer manufacturing)
    • producing lime (See 327410 Lime manufacturing)
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