Lists of copper mines in the United States
Parts of this article (those related to leading mines) need to be updated.(January 2007)
The following lists of copper mines in the United States:
Leading copper-producing mines
Leading copper-producing mines in the U.S. in 2005, in order of output: The mines on this list accounted for more than 99% of U.S. mine production in 2005.
|Rank||Mine||County and State||Operator||Source of copper||Capacity (thousands of metric tons)|
|1||Morenci||Greenlee County, Arizona||Freeport-McMoRan||Copper ore, leached||390|
|2||Bingham Canyon||Salt Lake County, Utah||Rio Tinto: Kennecott Utah Copper Corp.(wholly owned subsidiary)||Copper-molybdenum ore, concentrated||300|
|3||Ray||Pinal County, Arizona||ASARCO||Copper ore, concentrated and leached||170|
|4||Bagdad||Yavapai County, Arizona||Freeport-McMoRan||Copper-molybdenum ore, concentrated and leached||100|
|5||El Chino||Grant County, New Mexico||Freeport-McMoRan||Copper-molybdenum ore, concentrated and leached||125|
|6||Sierrita||Pima County, Arizona||Freeport-McMoRan||Copper-molybdenum ore, concentrated and leached||100|
|7||Tyrone||Grant County, New Mexico||Freeport-McMoRan||Copper ore, leached||80|
|8||Continental Pit||Silver Bow County, Montana||Montana Resources LLP||Copper-molybdenum ore, concentrated||45|
|9||Mission Complex||Pima County, Arizona||ASARCO||Copper ore, concentrated||70|
|10||Silver Bell||Pima County, Arizona||ASARCO||Copper ore, leached||22|
|11||Robinson||White Pine County, Nevada||Quadra FNX Mining||Copper-molybdenum ore, concentrated||60|
|12||Miami||Gila County, Arizona||Freeport-McMoRan||Copper ore, leached||50|
|13||Pinto Valley||Gila County, Arizona||BHP Copper||Copper ore, leached||5|
|14||Miami||Gila County, Arizona||BHP Copper||Copper ore, leached||5|
Other copper-producing mines
|Mine||County and State||Operator||Type of Deposit||Annual Capacity (metric tons)|
|Lisbon Valley||San Juan County, Utah||Constellation Copper||Sandstone||9100|
|Safford||Graham County, Arizona||Freeport-McMoRan||Porphyry copper||Production began December 26, 2007|
|Mineral Park||Mohave County, Arizona||Mercator Minerals||4900|
|Tohono||Pinal County, Arizona||Freeport-McMoRan||1360|
|Johnson Camp||Cochise County, Arizona||Nord Resources||Began production January 2008|
|Carlota||Pinal County, Arizona||Quadra FNX Mining Ltd.||Started mining in 2nd half of 2008|
Copper-mining projects not yet in production
|Mine||County (Borough) and State||Operator||Type of Deposit||Status|
|Pebble||Lake and Peninsula Borough, Alaska||Pebble Mines Corp.||Porphyry copper||Planning|
|Rosemont||Pima County, Arizona||Hudbay Minerals||Porphyry Skarn||Plan of operations filed with US Forest Service|
|Resolution Copper||Pinal County, Arizona||Rio Tinto Group 55% and BHP Billiton 45%||Operation stalled pending proposed land swap with federal government|
|Eagle Project||Marquette County, Michigan||Rio Tinto||State mining permit approved December 2007|
|Northmet||St. Louis County, Minnesota||Polymet Mining||Copper-Nickel-Platinum||State and federal permits applied for an open-pit mine|
|Rocky-Beaver Lake||Beaver County, Utah||Copper King Mining||Porphyry||Expected to start production in 2008|
Inactive or defunct copper mines
There are hundreds of inactive or defunct copper mines in the United States. The list below includes only those with Wikipedia articles.
- Edelstein, Daniel L. 2005 Minerals Yearbook: Copper - U.S. Geological Survey - U.S. Department of the Interior - March 2007 - 21.10 - (Adobe Acrobat *.PDF document)
- Bon, R.L., and K.A. Krahulec, 2007 Summary of Mineral Activity in Utah, Utah Geological Survey, p.5 - (Adobe Acrobat *.PDF document)
- Western Mining History: Safford Mine
- Niemuth, Nyal J. "Arizona". Mining Engineering. May 2008. p.71.
- Niemuth, p.72.
- "RosemontEIS - The online center of information and public participation for the Rosemont Copper Project EIS".
- William R. Yernberg, "New projects highlight Minnesota's mining industry," Mining Engineering, July 2008, p.38.
- Bon, R.L., and K.A Krahulec, "Utah," Mining Engineering, May 2008. p.127-128.