SEPARATION METHOD OF RARE EARTH ION

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PROBLEM TO BE SOLVED : To provide a method for identifying and separating rare earth ion. SOLUTION : A separation method of rare earth ion comprises contacting one or more rare earth ion with a mineralization agent that can mineralize the rare earth ion, wherein the one or more rare earth ion are separated as rare earth mineral based on the mineralization tendency of the mineralization agent to rare earth ion systems. SELECTED DRAWING : None COPYRIGHT : (C)2016, JPO&INPIT