Alkalic rocks and resources of thorium and associated elements in the Powderhorn District, Gunnison County, Colorado / by Jerry C. Olson and David C. Hedlund.

Author/creator Olson, J. C.
Other author Hedlund, David Carl, 1924-
Format Book
Publication InfoWashington : U.S. Govt. Print. Off : For sale by the Supt. of Docs., 1981.
Descriptioniv, 34 pages : illustrations, maps ; 29 cm.
Subjects

SeriesGeology and mineral resources of thorium in the United States
Geological Survey professional paper ; 1049-C
Geology and resources of thorium in the United States. ^A232791
Geological Survey professional paper 1049-C. ^A16492
Bibliography noteBibliography: p. 33-34.
LCCN 80607811
Govt. docs number I 19.16:1049-C