Active permitted mine operations in Colorado, 1996-97
Subtitle: directory
By: by Allison D. Lawson.
Contributors: Colorado Geological Survey.
Series: Information series ;; 45; Information series (Colorado Geological Survey) ;; 45.
Publisher: Colorado Geological Survey, Dept. of Natural Resources
Published: 1998
Place of publication: Denver, Colo
Language: eng
Number of pages: 58
Subjects: Mines and mineral resources -- Colorado -- Directories.; Concessions -- Colorado -- Directories.
Genres: Directories.
Notes: One folded map inserted.