SP-31 Proceedings of the 1985 Conference on Coal Mine Subsidence in the Rocky Mountain Region SP-31 Proceedings of the 1985 Conference on Coal Mine Subsidence in the Rocky Mountain Region
MS-17 Inventory of Nonmetallic Mining and Processing Operations in Colorado|MS-17 Inventory of Nonmetallic Mining and Processing Operations in Colorado MS-17 Inventory of Nonmetallic Mining and Processing Operations in Colorado
MS-25 Metal Mining Activity Map of Colorado with Directory MS-25 Metal Mining Activity Map of Colorado with Directory, 1989
OF-78-08 Location Map of Drill Holes Used for Coal Evaluation in the Denver and Cheyenne Basins OF-78-08 Location Map of Drill Holes Used for Coal Evaluation in the Denver and Cheyenne Basins, Colorado
MS-06 Energy Resource Development Map of Colorado (detail) MS-06 Energy Resource Development Map of Colorado
OF-78-04 Surficial Geology OF-78-04 Surficial Geology, North Fork Gunnison River Valley, Delta and Gunnison Counties, Colorado
OF-14-09 Geologic Map of the Whitewater Quadrangle OF-14-09 Geologic Map of the Whitewater Quadrangle, Mesa County, Colorado
OF-14-05 Geologic Map of the Corcoran Point Quadrangle OF-14-05 Geologic Map of the Corcoran Point Quadrangle, Mesa County, Colorado
OF-14-12 Geologic Map of the Craig Quadrangle OF-14-12 Geologic Map of the Craig Quadrangle, Moffat County, Colorado
OF-14-07 Geologic Map of the Watkins SE Quadrangle OF-14-07 Geologic Map of the Watkins SE Quadrangle, Arapahoe and Elbert Counties, Colorado
OF-14-15 Geologic Map of the Hotchkiss Quadrangle OF-14-15 Geologic Map of the Hotchkiss Quadrangle, Delta County, Colorado