Variant of NAPCS Canada 2017 Version 1.0 - Manufacturing and Logging

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

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

16311 - Uncut and industrial diamonds

This class comprises uncut and industrial diamonds.

163111 - Uncut and industrial diamonds

This subclass comprises uncut and industrial diamonds.