North American Product Classification System (NAPCS) Canada 2017 Version 1.0

163 - Diamonds and other non-metallic minerals (except cut gemstones)

This group comprises diamonds and other non-metallic minerals, except cut gemstones.

16312 - Non-metallic minerals (except diamonds)

This class comprises non-metallic minerals, except diamonds.

163123 - Phosphate rock

This subclass comprises phosphate rock.

1631231 - Phosphate rock

Phosphate rock.

• Illustrative example(s)

  • natural aluminum calcium phosphatic chalk
  • natural calcium phosphates
  • phosphate rock concentrates
  • phosphorite ores
  • rock phosphate

  All examples