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Q. |
Iron is extracted from - |
A. | Cinnabar |
B. | Haematite |
C. | Bauxite |
D. | Dolomite |
Answer» B. Haematite | |
Explanation: Haematite is mined as the main ore of iron. It is harder than pure iron, but much more brittle. It is coloured black to steel or silver-gray, brown to reddish brown, or red. |
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