Freeport-Mcmoran Copper & Gold

; Founded in 1988. Freeport-Mcmoran Copper & Gold is one of the leading international mining companies in arizona. It maintains the reserves of copper. Gold and molybdenum products. The Company provides production technology. Underground mining and copper leaching services. Freeport-Mcmoran Copper & Gold operates a process technology center and exploration group that provides a range of process...