OF-04-08 Geological Map of the La Valley Quadrangle OF-04-08 Geological Map of the La Valley Quadrangle, Costilla County, Colorado
OF-03-14 History OF-03-14 History, Geology and Environmental Setting of Selected Mines in the Upper Alamosa River Basin, Rio Grande National Forest, Conejos and Rio Grande Counties, Colorado
OF-03-15 Geologic map of the Taylor Ranch Quadrangle OF-03-15 Geologic map of the Taylor Ranch Quadrangle, Costilla County, Colorado
OF-02-06 Geologic Map of the Fort Garland SW Quadrangle OF-02-06 Geologic Map of the Fort Garland SW Quadrangle, Costilla County, Colorado
OF-99-14 Geologic Hazards and Mineral Resource Potential of Southwestern Costilla County OF-99-14 Geologic Hazards and Mineral Resource Potential of Southwestern Costilla County, Colorado
MS-30 Basement Structure Map of Colorado with Major Oil and Gas Fields (detail) MS-30 Basement Structure Map of Colorado with Major Oil and Gas Fields
OF-96-04-20 History OF-96-04-20 History, Geology, Hydrogeology, Summitville Mine and Downstream Effects, and Other Nearby Mines of the San Luis Valley, Colorado
RS-19 Geothermal Resource Assessment of Western San Luis Valley RS-19 Geothermal Resource Assessment of Western San Luis Valley, Colorado
SP-17 A Summary of the Geology of the San Luis Basin SP-17 A Summary of the Geology of the San Luis Basin, Colorado-New Mexico with Emphasis on the Geothermal Potential for the Monte Vista Graben
OF-80-12 Temperature-Depth Profiles in the San Luis Valley and Canon City Areas OF-80-12 Temperature-Depth Profiles in the San Luis Valley and Canon City Areas, Colorado
OF-80-13 Geothermal Energy Potential in the San Luis Valley OF-80-13 Geothermal Energy Potential in the San Luis Valley, Colorado