Mining Technology
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16th December 2015
From the ashes: exploring a new method of rare earths production
Interest in the possibility of extracting rare earth elements from waste coal ash is picking up, especially in the US, where the Department of Energy and the National Energy Technology Laboratory are funding research in the area. Can the process ever be economically viable and, with China dominating production of rare earths, could a new source help to re-balance the market? Rod James reports.