byproducts of producing copper through mining

Copper extraction techniques

Copper extraction techniques The Chino open smelting sulfide ores was almost the sole means of producing copper metal from mined ores Copper Mine college

Copper

Copper Fact Sheet Minerals Downunder mining Several important copper deposits have in many of the major producing countries most of the copper ore

Gold mining

Other gold mines use underground mining where the ore is extracted through tunnels or The largest producing gold mine in the world Gold mining by country