
Copper mining in Arizona - Wikipedia
Copper mining in Arizona, a state of the United States, has been a major industry since the 19th century. In 2007 Arizona was the leading copper-producing state in the US, producing 750 thousand metric tons of copper, worth a record $5.54 billion. Arizona's copper production was 60% of the total for the United States. Copper mining also produces gold and silver as byproducts. Byproduct molybdenum from copper mining makes Arizonathe nation's second-largest producer of that metal. Although copper mineralizatio…
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