Maharashtra BoardEnglish MediumSTD 10ScienceP-1 Metallurgy2 Marks
Question
Define : Hydraulic washing
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Answer
It is the process in which finely grounded (powdered) ore is washed with a stream of water. The lighter gangue particles are washed away in a stream of water whereas heavier mineral particles settle down at the bottom. It is based on difference in the density of ore and impurities.
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