Imperial Metals Corp. July 15 said its three mines in British Columbia produced 39.76 million pounds of copper and 27,689 ounces of gold during the second quarter of 2016.

The Red Chris Mine in northern British Columbia was the biggest contributor, producing 26.74 million lb. copper and 18,213 oz. gold, increases of 14 percent and 23 percent, respectively, during the first three months of the...