Mt. Milligan Mine, British Columbia Mining Technology
Dec 16, 2020#0183;#32;The proven and probable reserves at the Mt. Milligan mine are estimated at million tonnes graded at per tonne and % copper per tonne. Ore processing at the British Columbian mine. The Mt. Mulligan mine produces ore of low grade coppergold. The semiautonomous grinding (SAG) mill is the largest in North America.