chapter -1 - EprintsNML
producing countries in the world are the Australia, Brazil, Canada, China, India, . The principal impurities associated with iron ores are silica, alumina, sulphur and .. Blue Dust. Hematite,. Goethite. Quartz, Clay. Generally blue/dark black ... Table 1.6: Iron ore Washing and Agglomeration Plants based on NML's know-how.