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how much do i need to do copper mining

  • Innovations: Introduction to Copper: Mining & Extraction

    Mining of copper ores is carried out using one of two methodsFor commercial exploitation, copper deposits generally need to be in excess of 0.5% . (Depending on the type of smelting and converting furnace used, as much as 99+% of . It is used to make sulfuric acid, which is sold or used to leach copper from suitable.

  • Mining in Chile: Copper solution - The Economist

    Apr 27, 2013 . The mining industry has enriched Chile. But its future is precariousBut small shifts in the copper price make headlines. In this section.

  • Copper: The metal that will build our future? . Australian Mining

    Jul 16, 2013 . What should we be digging that will provide the greatest return? . that many miners need to be asking is, can we keep up with this need?

  • Water Requirements of the Copper Industry - USGS Publications .

    Unit use of water in the mining of copper ore, 1955 190. 3. Previously .. to refined copper; it does not include any subsequent processing or fabrication. This . toward finding how much and what kind of water was used by the industryIn addition, some water is needed for treating timber for mine use and, in one.

  • Copper extraction techniques - Wikipedia

    Copper extraction techniques refers to the methods for obtaining copper from its oresThe world's oldest known copper mine, as opposed to usage of surface .. time scales, and the dense metal particles do not react with froth flotation media. .. The purpose of the matte smelting stage is to eliminate as much of the.

  • Mining for copper just got a lot cheaper . MINING

    Mar 24, 2015 . Escondida mine, in Chile, is the world's largest copper-producing mineof high cost producers, which indicates that prices would need to fall.

  • Uses of Copper . Supply, Demand, Production, Resources

    Mining operations, which usually follow ore discovery by many years, often last for decadescurrent Federal and State regulations do require that mining operations use . How Do We Ensure Adequate Supplies of Copper for the Future? . U.S. copper resources and concluded that nearly as much copper remained to be.

  • Copper mining. Introduction. - School Science

    An ore is a rock or mineral that has enough metal in it to make it worth extracting. In the case of copper, it is worth extracting when there is about 2 kg of copper.

  • Salaries, Wages, Benefits and Mine Costs in Mining . Mining .

    A large pantry that seldom had much in it separated the kitchen from the dining room ... Copper mines do pay well, but then we need lots of it in a green world.

  • Copper mining. From ore to copper. - School Science

    Part of an interactive on-line booklet about copper mining explaining the early, physical stages in the processHere we will look at the steps before any chemical reactions take placemuch less energy is use than in traditional mining; no waste gases are given off; it can be used on ores with . Where does it come from?

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