Operations have been suspended at the La Compagnie Minière de Musonoie (COMMUS) copper and cobalt mine in the Democratic Republic of Congo due to concerns over excessive radiation levels in the cobalt produced there. The mine, owned by Zijin Mining Group Ltd. and Gecamines, halted production earlier this week as government officials oversee testing of … Continue reading Copper Supply Disruptions Mount as Congo Halts Mine Operation Due to Radiation