FT - The NICO deposit The NICO deposit contains open pit and underground Proven and Probable Minerals Reserves totaling 33 million tonnes containing 1.1 million ounces of gold, 82 million pounds of cobalt, 102 million pounds of bismuth, and 27 million pounds of copper. At the planned mill throughput rate of 4,650 tonnes of ore per day, the mineral reserves will sustain operations for 20 years.