US scientists figure cost-effective way to extract rare earths from coal

Mining.com reports that REEs can be extracted from two coal by-products through an ion-exchange process. A group of researchers from Penn State, led by the US Department of Energy (DOE) developed the new mineral processing technique, which has the potential to challenge the current Chinese dominance on global rare earth production, as it makes the extraction not only cost-effective, but also environmentally friendly.

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