Alkalic rocks of Iron Hill, Gunnison County, Colorado.

Bibliographic Details
Main Author:	Larsen, Esper S. (Esper Signius), 1879-1961
Format:	Government Document Book
Language:	English
Published:	Washington : U.S. Govt. Print. Off, 1942.
Series:	Professional paper (Geological Survey (U.S.)) ; no. 197-A. Shorter contributions to general geology.
Subjects:	Alkalic igneous rocks. Geology, Stratigraphic > Precambrian. Geology > Colorado > Iron Hill.

Description
Physical Description:	64 pages : plates, diagrams ; 29 cm.
Bibliography:	Includes bibliographical references.