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प्रश्न
Name the important ores of iron. What methods are employed for the concentration of the ores?
अति संक्षिप्त उत्तर
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उत्तर
The important ores of iron are haematite (Fe2O3), magnetite (Fe3O4), limonite (Fe2O3 . 3H2O), and siderite (FeCO3). They are concentrated by magnetic separation and hydraulic washing (gravity separation) methods.
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