Uranium and thorium in Precambrian crystalline rocks of the Medicine Bow Mountains, north-central Colorado
By: by M.E. McCallum and A.L. Burch.
Contributors: Burch, A. L.; Geological Survey (U.S.)
Series: Open file report -- 80-458.; Open-file report (Geological Survey (U.S.)) -- 80-458.
Publisher: U.S. Dept. of the Interior, Geological Survey
Published: 1980
Place of publication: [Denver, Colo?]
Language: eng
Format: Microform
Subjects: Uranium ores -- Medicine Bow Mountains (Colo. and Wyo.); Thorium ores -- Medicine Bow Mountains (Colo. and Wyo.)
Notes: Microfiche. [Denver, Colo. : U.S. Geological Survey, 1980?]. 2 microfiches ; 11 x 15 cm.

One map on folded leaf in pocket.

Bibliography: leaves 29-30.