price per mills gold

the price of a gold mill - price per mills gold ,History of Gold - USGS. The mill (far left)and ... After the United States deregulated gold in 1971, the price increased markedly, briefly reaching more than $800 per troy ounce in 1980.Cost Models of Theoretical Mining Operations | CostMineMining Cost Models Free Data for Mine ... and unit prices are typical for western U.S. mining operations. ... flotation mills (1,2, or 3 concentrate products)