Which iron ore among the following is the inferior?
A
Magnatite
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B
Haematite
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C
Limonite
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D
Siderite
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Solution
The correct option is D Siderite Siderite is a inferior quality iron ore. It contain many impurities and has just 40 to 50% pure iron. However, due to presence of lime, it is self fluxing.