Grasberg Open-Pit Mine - PT Freeport Indonesia
Almost the entire open-pit mining process consists of the stages of drilling, blasting, sorting, hauling, and crushing of ore. Another crucial activity is maintaining slope stability and revegetating (reclaiming) land no longer used for mining with native plants. At the Grasberg open-pit mine the primary equipment used are drills, shovels, and large trucks to extract materials. Materials ...