Geology and fluorspar deposits, Northgate district, Colorado
By: by Thomas A. Steven ; prepared in cooperation with the Colorado State Geological Survey Board and the Colorado Metal Mining Fund Board.
Contributors: Colorado Geological Survey.; Colorado State Metal Mining Fund.
Series: Contributions to economic geology; Geological Survey bulletin -- 1082-F
Publisher: U.S. G.P.O.
Published: 1960
Place of publication: Washington
Language: eng
Number of pages: 422
Subjects: Geology -- Colorado -- Jackson County.; Fluorspar -- Colorado -- Jackson County.; Rocks, Sedimentary -- Colorado -- Jackson County.; Geology, Economic -- Colorado -- Jackson County.; Mines and mineral resources -- Colorado -- Jackson County.; Sedimentation and deposition -- Colorado -- Jackson County.
Notes: Issued in a case.

Accompanied by maps on four folded plates in portfolio (12-15).

Includes bibliographical references (p. 417-420) and index.