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Copper mining in the United States

In the United States, copper mining has been a major industry since the rise of the northern Michigan copper district in the 1840s. In 2017, the US produced 1.27 million metric tonnes of copper, worth $8 billion, making it the world's fourth largest copper producer, after Chile, China, and Peru. Copper was produced from 23 mines in the US. Top…

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Copper mining in the United States

Nodes252
Edges251
Triples0
Avg. degree1.99
Density0.007937
Components1

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copper mine mining produced county ore silver mines district gold tonnes arizona million production deposits first also discovered deposit us

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