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The finest iron ore, with up to 70 percent iron and magnetic qualities, is:
ASiderite
BMagnetite
CHematite
DLimonite
Answer & Solution
Correct answer: B. Magnetite
1. It is valuable in the electrical industry.
2. Its iron content is the highest.
3. That ore is magnetite.
_Source: NCERT Class 10 Geography, Contemporary India II, Chapter 5, Minerals and Energy Resources._
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