The Santa Rita copper mine is one of the oldest mines in North America. The Santa Rita Mine, of Chino Operations, is owned by Freeport-McMoran Copper and Gold Inc. Chino produces copper and molybdenum. Freeport-McMoran Copper and Gold Inc. is an international mining industry leader based in North America with large, long-lived, geographically diverse assets and significant, proven and probable reserves of copper, gold and molybdenum.