Major Mines & Projects | Phoenix Mine
Ore containing gold, copper, and silver values is processed by 1) crushing; 2) semiautogenous grinding (SAG) and ball mill grinding; 3) gravity concentration for free gold; 4) two-stage flotation to produce a copper sulfide concentrate containing copper, gold, and silver; 5) cyanidation; and 6) carbon-in-pulp (CIP) on the flotation tailings to ...