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1.3K views · 25 reactions |  The Morenci Copper Mine  The Morenci...

The Morenci Mine, located in southeastern Arizona, is one of the largest copper mines in North America and among the biggest open-pit operations in the world. Its history dates back to the 1870s, when prospectors first discovered copper in the rugged mountains near Clifton. Now operated by Freeport-McMoRan, Morenci produces hundreds of thousands of tons of copper annually through a combination of open-pit mining and leaching processes. The mine’s vast terraced pits, stretching several miles acro

chatoyant Malachite ps. after Azurite - Morenci Mine, Morenci, Greenlee Co., Arizona, USA More info: https://www.irocks.com/minerals/specimen/51348 Malachite from Morenci is fairly common but there have only been a relatively few pockets of these large crystals of azurite, completely replaced by the malachite. Ruben Avila traded his Mexican finds with some of his friends and fellow dealers, for minerals for a small but choice suite of Arizona copper minerals. This would be a piece from the 1980s