OF-03-20 Geologic Map of the Copper Mountain Quadrangle OF-03-20 Geologic Map of the Copper Mountain Quadrangle, Summit, Eagle, Lake, and Park Counties, Colorado
OF-03-11 Evaluation of Mineral and Mineral Fuel Potential of Adams OF-03-11 Evaluation of Mineral and Mineral Fuel Potential of Adams, Arapahoe, and Denver Counties State Mineral Lands Administered by the Colorado State Land Board
MS-42 Colorado Springs Landslide Susceptibility Map MS-42 Colorado Springs Landslide Susceptibility Map, El Paso County, Colorado
OF-03-06 Geologic Map of Black Forest Quadrangle OF-03-06 Geologic Map of Black Forest Quadrangle, El Paso County, Colorado
OF-03-09 Geologic Map of the Greenland Quadrangle OF-03-09 Geologic Map of the Greenland Quadrangle, Douglas and El Paso Counties, Colorado
OF-03-18 Geologic Map of the Cascade Quadrangle OF-03-18 Geologic Map of the Cascade Quadrangle, El Paso County, Colorado
OF-03-21 Geologic Map of the Electra Lake 7.5-Minute Quadrangle OF-03-21 Geologic Map of the Electra Lake 7.5-Minute Quadrangle, La Plata County, Colorado
OF-02-13 History OF-02-13 History, Geology, and Environmental Setting of Selected Mines Near Ophir, Uncompahgre National Forest, San Miguel County, Colorado
OF-02-08 Soil and Bedrock Conditions and Construction Considerations OF-02-08 Soil and Bedrock Conditions and Construction Considerations, North-Central Douglas County, Colorado