A shipping area is filled with 1,500 kg bags of bastnasite concentrate at the MP Materials rare earth mine in Mountain Pass, California, U.S. January 30, 2020. Picture taken January 30, 2020. REUTERS/Steve Marcus/File photo
A shipping area is filled with 1,500 kg bags of bastnasite concentrate at the MP Materials rare earth mine in Mountain Pass, California, U.S. January 30, 2020. Picture taken January 30, 2020. REUTERS/Steve Marcus/File photo