MINERAL AND ENERGY RESOURCES IN INDIA
MINERALS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Magnetite
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Hematite
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Bauxite
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none of above
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Detailed explanation-1: -Hematite ore is the most important industrial iron ore in terms of the quantity used, but has a slightly lower iron content than magnetite . (50-60 per cent).
Detailed explanation-2: -Complete answer: Hematite and magnetite are the best quality and most significant iron ores for steelmaking.
Detailed explanation-3: -hematite, also spelled haematite, heavy and relatively hard oxide mineral, ferric oxide (Fe2O3), that constitutes the most important iron ore because of its high iron content (70 percent) and its abundance.
Detailed explanation-4: -Magnetite is known for its property of being strongly attracted to magnets. It is the finest quality iron ore and has a high iron content of upto 70 per cent. It is the most significant industrial iron ore in terms of the abundance.
Detailed explanation-5: -Haematite is the main ore of iron. Its chemical name is ‘Iron (III) oxide’ and the formula is Fe2O3.