When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. Copper mining in Arizona - Wikipedia

    en.wikipedia.org/wiki/Copper_mining_in_Arizona

    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 ...

  3. List of copper mines in the United States - Wikipedia

    en.wikipedia.org/wiki/List_of_copper_mines_in...

    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 ...

  4. Category:Copper mines in Arizona - Wikipedia

    en.wikipedia.org/wiki/Category:Copper_mines_in...

    Pages in category "Copper mines in Arizona" The following 19 pages are in this category, out of 19 total. This list may not reflect recent changes. A. Antler Mine; B.

  5. Morenci mine - Wikipedia

    en.wikipedia.org/wiki/Morenci_mine

    The Morenci Mine is a large copper mine located near Morenci, Arizona, United States.Morenci represents one of the largest copper reserves in the United States and in the world, having estimated reserves of 3.2 billion tonnes (3.5 × 10 9 short tons) of ore grading 0.16% copper.

  6. New Mining Alliance Targets Copper Exploration In Arizona ...

    www.aol.com/mining-alliance-targets-copper...

    Mining leader BHP (NYSE:BHP) has partnered with Ivanhoe Electric (NYSE:IE, )) to explore copper and other critical minerals in the United States. The collaboration aims to find new sources of ...

  7. Sierrita mine - Wikipedia

    en.wikipedia.org/wiki/Sierrita_Mine

    The mine has one of the largest copper reserves in the United States and in the world. In 2018, the deposit had estimated proven and probable reserves of 3,369 million tonnes of ore grading 0.23% copper and 0.02% molybdenum, along with an additional resource of 1,378 million tonnes of mineralized material at 0.17% copper and 0.02% molybdenum ...

  8. Historic Arizona mining town backs copper project on land ...

    www.aol.com/news/historic-arizona-mining-town...

    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 ...

  9. Copper mining in the United States - Wikipedia

    en.wikipedia.org/wiki/Copper_mining_in_the...

    Twelve active copper mines in Arizona directly employ nearly 10,000 workers, not including contractors and sub-contractors. Half of Arizona's copper is mined in Morenci. An additional nine copper mines are expected to begin production in the coming years.