Image shows the massive, open cut Grasberg gold and copper mine operated by PT Freeport Indonesia that is owned by Freeport - McMoRan. It is the world's largest gold mine, located 4 km (2.5 mi) west of Carstensz Pyramid, Mount Jayawijaya or Mount Carstensz, seen in the background, that is the highest mountain in Indonesia, on the island of Papua, with an elevation of 4,884 m (16,024 ft).