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  4. Which one of the following ores is best concentrated by froth floatation method?

Q. Which one of the following ores is best concentrated by froth floatation method?

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Solution:

Froth floatation method is mainly applicable for sulphide ores.
(A) Malachite ores:
(B) Magnetic ore:
(C) Siderite ore:
(D) Galena ore: PbS (Sulphide ore)

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