leach pyrite

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• Copper extraction techniques — This article is about historical production methods. For modern methods, see Flash smelting. The Chino open pit copper mine in New Mexico …   Wikipedia

• Uranium mining in the United States — declined drastically in the 1980s, but has revived since 2001 due to higher uranium prices. The average spot price of uranium oxide (U3O8) increased from $7.92 per pound in 2001 to $39.48 per pound in 2006. [Department of Energy s [http://www.eia …   Wikipedia

• hydrosphere — /huy dreuh sfear /, n. the water on or surrounding the surface of the globe, including the water of the oceans and the water in the atmosphere. [1885 90; HYDRO 1 + SPHERE] * * * Discontinuous layer of water at or near the Earth s surface. It… …   Universalium

• Mopani Copper Mine — Mopani Copper Mines Plc Type Public Company Industry Mining, Materials Founded N/A Headquarters Kitwe, Zambia Key people Emmanuel B Mutati, CEO …   Wikipedia

• Heap leaching — is an industrial mining process to extract precious metals and copper compounds from ore.ProcessThe mined ore is crushed into small chunks and heaped on an impermeable plastic and/or clay lined leach pad where it can be irrigated with a leach… …   Wikipedia

• Uranium mining — The Ranger Uranium Mine in Australia …   Wikipedia

• Uranium mining in Wyoming — Uranium mining in Wyoming, a state of the United States was formerly a much larger industry than it is today. Wyoming once had many operating uranium mines, and still has the largest known uranium ore reserves of any state in the U.S. The Wyoming …   Wikipedia

• KCM — Konkola Copper Mines Konkola Copper Mines (PLC) est une compagnie minière basée dans la province du Copperbelt de la République de Zambie. Le siège opérationnel de la société est situé à Chingola. Sommaire 1 Activité 2 Historique 3 Composition de …   Wikipédia en Français

• Konkola Copper Mines — (PLC) est une compagnie minière basée dans la province du Copperbelt de la République de Zambie. Le siège opérationnel de la société est situé à Chingola. Sommaire 1 Activité 2 Historique 3 Composition de l actionnariat …   Wikipédia en Français

• Whim Creek Copper Mine — The Whim Creek Copper Mine is an operating copper oxide mine, located in the Pilbara region of Western Australia. History Copper was discovered several kilometres west of the town in 1872 and gold 20 km north in 1887. Copper has been mined on and …   Wikipedia

• copper processing — Introduction  use of smelting or leaching, usually followed by electrolytic refining or recovery, to turn the ore into a form from which products can be fashioned. Included in this article also is a discussion of the mining of copper and of its… …   Universalium