Chemistry
Explain the following terms:
(a) ore
(b) gangue
Metallurgy
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Answer
(a) Ores are those minerals from which metals are extracted commercially at a comparatively lower cost with minimum efforts.
(b) The earthly impurities like soil, mud, sand, silica (SiO2), limestone, rocks, etc. that are mixed with valuable minerals in an ore deposit are called gangue or matrix.
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