what are the byproducts of producing steel through mining
what are the byproducts of producing steel through mining
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Byproducts Of Producing Metals Through Mining Byproducts of producing iron through mining Iron Ore in 1997 USGS Mineral Resources Program in world mine production since 1993 are shown on a country basis ton of usable ore produced an 83 increase over that of 1996 weight and metal content of usable iron ore including byproduct ore actually ....