Rare-earth elements and yttrium
By: Christine M. Moore, Bureau of Mines.
Contributors: United States. Bureau of Mines.
Series: Mineral commodity profiles -- MCP.
Publisher: Dept. of the Interior, Bureau of Mines
Published: 1979
Place of publication: Washington
Language: eng
Number of pages: 16
Subjects: Earths, Rare.; Rare earth metals.; Yttrium.
Notes: May 1979.

Bibliography; p. 15-16.