Iron ore - WikipediaIron ores are rocks and minerals from which metallic iron can be economically extracted. .. Lower-grade sources of iron ore generally require beneficiation, using techniques like ... In cast iron sulfur promotes the formation of white iron. As little.beneficiation of iron ore sulphur,Iron ore impurities - MineralResource.InfoAug 31, 2015 . Impurities in iron ores impact of sale price and company profits. . Beneficiation in itself is not a bad thing, but the cost of beneficiating an ore . The main impurities in iron ores are silicon, phosphorous, aluminium and sulphur.
beneficiation of iron ore sulphur