McIntyre Powder Project

   Belgian Congo    

Union Minière du Haut Katanga 

   Western Australia    

   Chile     

Braden Copper Company (El Teniente Copper Mine)

Government of Western Australia

** Used at a large number of Western Australian gold mines - list is being verified

   Mexico    

American Smelting and Refining Company

Compania Minera Asarco, S.A.

The Fresnillo Company

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