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Copper Mines Loading System

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copper mines loading system

copper mining in az and tribal lands superfund,early copper mining began at the site in 1900, with open pit stripping beginning in 1959. in 2012, the mine produced 134 million pounds of copper concentrate, paid $6.6 million in state royalties and $2.5 million in tribal royalties, and employed 620 people. the mine is expected to produce until 2033..copper mining and extraction sulfide ores,mining copper about 200 years ago the uk was an important world source of copper and tin and there were mines in cornwall and devon. these mines have now closed and today the biggest copper mines are in chile (escondida mine) and indonesia (grasberg mine). these produce many millions of tonnes of copper ore per year..

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