Alaska’s rare earth deposit and resource potential

by James C. Barker and Bradley S. Van Gosen
Download (14 MB PDF)

Rare Earth Recovery from Bokan Mountain, Alaska

By G.K. Green and D.D. Harbuck
Download (3.3 MB PDF)

Columbium – and Rare-Earth Element-Bearing Deposits at Bokan Mountain, Southeast Alaska

By J . Dean Warner and James C. Barker
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USGS – The Principal Rare Earth Elements Deposits of the United States – A Summary of Domestic Deposits and a Global Perspective

By Keith R. Long, Bradley S. Van Gosen, Nora K. Foley, and Daniel Cordier
http://pubs.usgs.gov/sir/2010/5220/