In their feasibility study, Freeport geologists estimated that the orebody totaled 33 million tons averaging 2.5% copper, making it the largest above-ground copper deposit ever discovered.
The orebody totaled 33 million tons. This was what freeport geologists estimated in their feasibility study. The orebody was averaging 2.5% copper. This was what freeport geologists estimated in their feasibility study. The orebody was making it the largest above-ground copper deposit. This was what freeport geologists estimated in their feasibility study. This ground copper deposit was ever discovered.