Japan has already taken measures to innovate and make deals around China’s monopoly on the global supply of refined rare earth elements, and the U.S. is now doing the same. Rare earths producer Molycorp. has secured the proper permits and clearances needed to reopen the Mountain Pass, Calif., mine that should be able to cover the current domestic demand for rare earths once it reaches full production.
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Undermining China's Monopoly on Rare Earth Elements -- Technology Review
Rare Earth Element Mining is Re-Starting in the U.S. to Break China's Near-Monopoly -- Tree Hugger
Hitachi Joins California Rare Earths Race -- Fast Company
How China’s Rare-Earth Chokehold Has Helped One Small U.S. Company -- BNet
Hitachi and Molycorp plan rare earth joint venture -- CNET