North of 60 Mining News - The mining newspaper for Alaska and Canada's North


Photos from: Revealing Alaska's critical minerals




Peggy Greb, U.S. Department of Agriculture

Rare earths consist of 15 lanthanides, yttrium and scandium, elements that are increasingly important to a growing number of high-technology applications. Clockwise from top center: praseodymium, cerium, lanthanum, neodymium, samarium, and gadolinium.



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