Which one of the following ores is best concentrated by frothflotation method?
Which one of the following ores is best concentrated by frothflotation method?
(a) Magnetite
(b) Cassiterite
(c) Galena
(d) Malachite.
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(c) : Froth-flotation method is used for the concentration of sulphide ores. The method is based on the preferential wetting properties with the frothing agent and water. Here galena (PbS) is the only sulphide ore.
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