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Strip Mining Iron Ore

iron ore sinter - an overview | sciencedirect topics,there are two type of surface mining: strip mining (area stripping and contour stripping) and auger mining. • underground mining: underground mining is used when the coal is buried several hundred meters below the surface or more. some mines can extend to depths of more than 300 m. miners use heavy machinery to cut out the coal and rely on.roy hill makes its first iron ore shipment | e & mj,the mine has an average strip ratio of just under 4:1 of waste (and low grade mineralization) to ore. a quasi strip mining approach is used where the bulk of the overburden and waste is dumped back into the previously mined out pit voids. this process helps minimize haulage distances for waste rock, as well as the footprint of mining break iron ore mine - mining technology | mining,the cloud break iron ore mine is located in pilbara, western australia. the mine is owned and operated by fortescue metals group. the mine, which began production in 2008, produces nearly 38mtpa of iron ore. the total ore shipped from the site, however, amounts to 45mtpa, including ore from christmas creek mine, which is also processed at cloud break..everything you need to know about open pit mining,open pit mining (also known as strip mining) is the process of extracting ore, minerals and/or fossil fuels that occurs on the surface of a particular mining site. when considering all the mining operations in the world, at least 40 percent of mining takes.

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