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Gravity separation is an effective method for separating minerals of significantly different densities. It is an industrial method of separating two components from a suspension or any other homogeneous mixture where separating the components with gravity is sufficiently practical.

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Jun 10, 2013· However, because the vanadium grade in stone coal is generally low, current vanadium extraction technology faces challenges in terms of large ore tonnage and high energy consumption, acid consumption and cost. A new process for pre-concentration of vanadium from stone coal by gravity separation was investigated based on mineralogical study.