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Which chief impurities are present in bauxite? Page 171 Chapter - 8.Metals

Answer»

The MAJOR impurities in Bauxite are iron oxides (goethite & hematite), SILICON dioxide, the clay mineral KAOLINITE as well as small amounts of anatase (TiO2). CONSEQUENTLY, its composition varies considerably with ALUMINA constituting from about 50% to about 70%.



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