Abundance and distribution of thorium in the carbonatite stock at Iron Hill, Powderhorn District, Gunnison County, Colorado /

Bibliographic Details
Main Author:	Armbrustmacher, Theodore J., 1946-
Corporate Authors:	United States. Department of Energy, Geological Survey (U.S.)
Format:	Government Document Book
Language:	English
Published:	[Reston, Va.] : Dept. of the Interior, Geological Survey ; 1980.
Series:	Geological Survey professional paper ; 1049-B. Geology and resources of thorium in the United States.
Subjects:	Thorium. Carbonatites > Colorado > Gunnison County.

Evans: US Documents (Annex 5th floor)