Lower mill grades lead to less gold, higher production costs at Fort Knox

Kinross Gold Corp. July 27 reported that its Fort Knox Mine in Interior Alaska produced 97,221 ounces of gold in the second quarter, down 16 percent from output of 116,061 oz. during the same period in 2015.

The company attributed the lower production primarily to lower mill grades and recoveries.

The mill at Fort Knox processed 3.47 million metric tons of ore averaging 0.64 grams per metric ton g...