Page View
Bureau of Mines / Minerals yearbook 1988
(1988)
Hedrick, James B.; Templeton, David A.
Rare-earth minerals and metals, pp. 779-[790]
Page 779
![[page image]](http://images.library.wisc.edu/EcoNatRes/0006/0001/M/0787.gif)
As a work of the United States government, this material is in the public domain.| For information on re-use see: http://digital.library.wisc.edu/1711.dl/Copyright




