Vierrether, C. W.
Rare-earth occurrences in the Pea Ridge tailings / by C.W. Vierrether and W.L. Cornell. - Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1993. - 10 p. : ill. ; 28 cm. - Report of investigations ; 9453 . - Report of investigations (United States. Bureau of Mines) ; 9453. .
Includes bibliographical references (p. 9-10).
92033620
Rare earth metals--Metallurgy.
Tailings (Metallurgy)
Flotation.
TN23 TN799.R37 / .U43 no. 9453
622 s 669/.29
Rare-earth occurrences in the Pea Ridge tailings / by C.W. Vierrether and W.L. Cornell. - Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1993. - 10 p. : ill. ; 28 cm. - Report of investigations ; 9453 . - Report of investigations (United States. Bureau of Mines) ; 9453. .
Includes bibliographical references (p. 9-10).
92033620
Rare earth metals--Metallurgy.
Tailings (Metallurgy)
Flotation.
TN23 TN799.R37 / .U43 no. 9453
622 s 669/.29