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  • The World s 20 Largest Copper Mines
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    nbsp 0183 32 The world s 20 largest copper mines produce nearly 9 million metric tons of the precious metal a year about 40 of the world s total copper mine capacity Chile and Peru alone account for more than half of the copper mines on this list The U S makes the cut as...

  • Guidance for the Integrated Use of Hydrological
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    nbsp 0183 32 This paper summarizes international state-of-the-art applications and opportunities for employing and deploying hydrological geochemical and isotopic tools in an integrated manner for investigations of mining operations It is intended to aid formulation of more...

  • Scenario perspectives and mechanism of arsenic and
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    nbsp 0183 32 Groundwater quality of a region depends on various essential features Natural or geo-genic factors like the sediment type native geomorphology and minerals are primary considerations Verma and Mukherjee 2015 and the prevalent anthropogenic conditions which include land-use patterns cannot be ignored either Amasa et al 1975 Appelo and Postma 2005 Chan 2001...

  • Effect of Fluorspar and Industrial Wastes Red Mud and
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    nbsp 0183 32 Fluorspar CaF2 has been widely used to control the physicochemical properties of slag in steelmaking processes However it is very important to reduce the CaF2 consumption because it causes various environmental problems In the current study therefore the effect of industrial waste materials such as red mud RM and ferromanganese slag FMS on the desulfurization behavior of molten...

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