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In metallurgy the term "gangue" is used for: (A) Contamination of undesired earthy materials. (B) Contamination of metals, other than desired metal (C) Minerals which are naturally occuring in pure form (D) Magnetic impurities in an ore. |
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Answer» (A) Contamination of undesired earthy materials. Earthy and undesired materials present in the ore, other then the desired metal, is known as gangue. |
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