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2014-12-09T11:56:38+05:30

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The one that is concentrated by froth floatation process is
a.Cinnabar
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Froth floatation method is in use for removing gangue from sulphide ores.
Since, Cinnabar is nothing but Mercury Sulphide (HgS), it is concentrated by froth floatation method.
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2014-12-12T11:27:15+05:30

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Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
The correct option is (a) cinnaber 
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