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New Cornelia mine and the town of Ajo, Arizona. Photo: NASA Native copper specimen from the New Cornelia mine. Size 6.4 x 4.7 x 4.6 cm. Shattuckite with malachite, polished specimen, New Cornelia mine. Size 5.3 x 5.1 x 5.0 cm. The New Cornelia mine is a currently inactive open-pit copper mine in Pima County, Arizona, United States.
Rosemont Copper is a proposed large open pit copper mine project by the Canadian mining corporation Hudbay Minerals. The project site is located within the Santa Rita Mountains and Coronado National Forest , in Pima County of southern Arizona .
Resolution Copper (RCM) is a joint venture owned by Rio Tinto and BHP formed to develop and operate an underground copper mine near Superior, Arizona, U.S. The project targets a deep-seated porphyry copper deposit located under the now inactive Magma Mine .
The Copperwood Mine, which is slated to become the closest metallic mine to Lake Superior to date, will sit just west of the state park. Around 500,000 people visit the state park each year.
Underground mine producing nickel and copper concentrates 18 (2018) [8] 15 Phoenix Lander County, Nevada: Newmont Mining Corporation: Gold-copper ore, concentrated and leached 16 (2018) [6] 16 Lisbon Valley San Juan County, Utah: Lisbon Valley Mining Company Copper ore, open pit, heap leached 10–15 (2018) [9] 17 Miami: Gila County, Arizona ...
BHP outlined plans to invest between $10 billion and $14.7 billion within 10 years to extract more copper from its giant Escondida mine, where output is forecast to decline, and from the smaller ...
An Apache group that has fought to protect land it considers sacred from a copper mining project in central Arizona suffered a significant blow Friday when a divided federal court panel voted 6-5 ...
The Calumet and Arizona Mining Company organized in March, 1901 and operated several large and profitable mines adjacent to the Copper Queen. By 1907, the C&A was the fourth-most productive copper mine in Arizona, and ran its own smelter in Douglas, Arizona. [5] Phelps Dodge started mining the Lavender open pit in the early 1950s. [4]