SUPPLY INSTALLATION COMMISSIONING OF THE WORLD S Significant features of the process plant include a primary crusher and stockpile a reclaim conveyor system feeding a 40 ft m diameter SAG mill FIGS 1 2 and two 22 ft m diameter ball mills FIG 3 A portion of the gold is extracted in a gravity circuit with the balance of the gold being extracted with the copper in the flotation section of the plant Concentrate is