Economic of Copper Processing - SlideShareJun 23, 2013 . The balance between milling cost and metal losses is crucial, particularly with low-grade ores. Most mills keep detailed accounts of operating.costing of copper ore processing,Mining for copper just got a lot cheaper | MININGMar 24, 2015 . A new study shows the costs of mining for the red metal have steadily . in which copper miners had to choose between cutting production and.
costing of copper ore processing