MS-19 The Coal Bed Methane Resources of Colorado (detail) MS-19 The Coal Bed Methane Resources of Colorado
MS-24 Metal Mining Activity Map of Colorado and Directory MS-24 Metal Mining Activity Map of Colorado and Directory, 1984
MS-25 Metal Mining Activity Map of Colorado with Directory MS-25 Metal Mining Activity Map of Colorado with Directory, 1989
MS-28 Location Map and Descriptions of Metal Occurrences in Colorado with Notes on Economic Potential (detail) MS-28 Location Map and Descriptions of Metal Occurrences in Colorado with Notes on Economic Potential
B-41 Bibliography and Index of Publications Related to Coal in Colorado: 1972-1977 B-41 Bibliography and Index of Publications Related to Coal in Colorado: 1972-1977
MS-29 Map Showing Potential Metal-Mine Drainage Hazards in Colorado MS-29 Map Showing Potential Metal-Mine Drainage Hazards in Colorado, Based on Mineral-Deposit Geology
OF-12-09 Geologic Map of the Climax Quadrangle OF-12-09 Geologic Map of the Climax Quadrangle, Lake and Park Counties, Colorado
OF-12-06 Geologic Map of the Leadville South Quadrangle OF-12-06 Geologic Map of the Leadville South Quadrangle, Lake County, Colorado
IS-22 Annotated Bibliography of Subsidence Studies over Abandoned Coal Mines in Colorado [2010 update] IS-22 Annotated Bibliography of Subsidence Studies over Abandoned Coal Mines in Colorado [2010 update]
IS-33 Gold Panning and Placering In Colorado: How and Where IS-33 Gold Panning and Placering In Colorado: How and Where
IS-77 Colorado Mineral and Energy Industry Activities IS-77 Colorado Mineral and Energy Industry Activities, 2007
OF-08-18 Climax Quadrangle Geologic Map OF-08-18 Climax Quadrangle Geologic Map, Lake and Park Counties, Colorado