upcoming iron ore beneficiation plant in ranchi jharkhand
associated gangue minerals . Major iron minerals associated with most of the iron ores are hematite, goethite, limonite and magnetite [1,5]. The main contaminants in iron ores are 5 E 1 6 and Al 6O 7 [1,5,7]. The typical silica and alumina bearing minerals present in iron ores are quartz, kaolinite, gibbsite, diaspore and corundum.