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Chalcopyrite, Pentlandite, and Pyrrhotite

Detailed Description

Mineral: Chalcopyrite, Pentlandite, Pyrrhotite
Mineral Origin: Creighton Mine, Sudbury, Ontario, Canada (Sample on loan from George J. Coakley)
Primary Commodity: Copper and nickel
Primary Commodity Uses: Copper is used primarily in electronics, mostly in building construction and industrial electronics. Nickel is mostly used in stainless steel and other superalloys.