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In Arizona, copper mining has been a major industry since the 19th century. In 2007, Arizona was the leading copper-producing state in the country, producing 750 thousand metric tons of copper, valued at $5.54 billion. Arizona's copper production was 60% of the total for the United States. Copper mining also produces gold and silver as ...
Copper was first mined at the site in 1882. The town of Bagdad, Arizona was built as a company town to house mine workers. [2] Malachite on quartz-chrysocolla from Bagdad Mine. Copper production at Bagdad was 177 million pounds in 2016 and 173 million pounds in 2017, when nearly 900 people were employed there. [3]
Resolution Copper has proposed to give the federal government 5,376 acres (21.76 km 2) of environmentally sensitive land in Arizona in exchange for the 2,422-acre (9.80 km 2) oak flat federal parcel, [12] which includes the Oak Flat Campground (protected since 1955) and several outdoor climbing sites including the Mine, Atlantis and the Pond. [13]
Rank Mine County and State Owner Source of copper Annual production (thousand tonnes) 1 Morenci: Greenlee County, Arizona: Freeport-McMoRan (72%), Sumitomo Group (28%): Open pit, copper-molybdenum ore, producing copper cathode, copper and molybdenum concentrates
The U.S. imports nearly half of its copper needs, according to the U.S. Geological Survey, and its copper mine production has dipped 11% since 2021. There are only two domestic copper smelters.
Resolution Copper Mining, a joint subsidiary of U.K. and Australian mining giants Rio Tinto and BHP, hopes to build one of the world’s largest underground copper mines at the site outside ...
In 2017, copper production at Morenci was 737 million pounds (334,000,000 kg). 3,300 people were employed there. [3] As production declined, it was estimated in 2023 that the mine would be exhausted in 20 years. [4] The mine is served by the Freeport-McMoRan Industrial Railroad, which interchanges with Arizona Eastern Railway in Clifton.
The U.S. Forest Service asked the Bureau of Land Management earlier this year to quality check its review for the Resolution Copper mine in Superior, about an hour east of Phoenix.