OF-12-06 Geologic Map of the Leadville South Quadrangle OF-12-06 Geologic Map of the Leadville South Quadrangle, Lake County, Colorado
MS-35 Geologic Map of the Shoshone Quadrangle MS-35 Geologic Map of the Shoshone Quadrangle, Garfield County, Colorado
MS-38 Geologic Map of the Glenwood Springs Quadrangle MS-38 Geologic Map of the Glenwood Springs Quadrangle, Garfield County, Colorado
MS-39 Geologic Map of the Basalt Quadrangle MS-39 Geologic Map of the Basalt Quadrangle, Eagle, Garfield, and Pitkin Counties, Colorado
MS-41 Geologic Map of the Mount Sopris Quadrangle MS-41 Geologic Map of the Mount Sopris Quadrangle, Garfield and Pitkin Counties, Colorado
OF-04-08 Geological Map of the La Valley Quadrangle OF-04-08 Geological Map of the La Valley Quadrangle, Costilla County, Colorado
OF-03-21 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-03-15 Geologic map of the Taylor Ranch Quadrangle OF-03-15 Geologic map of the Taylor Ranch Quadrangle, Costilla County, Colorado
OF-02-01 Geologic Map of the Hermosa Quadrangle OF-02-01 Geologic Map of the Hermosa Quadrangle, La Plata County, Colorado
OF-02-03 Geologic Map of the Keystone Quadrangle OF-02-03 Geologic Map of the Keystone Quadrangle, Summit County, Colorado
OF-99-07 Geologic Map of the Mt. Sopris Quadrangle OF-99-07 Geologic Map of the Mt. Sopris Quadrangle, Garfield and Pitkin Counties, Colorado
MS-31 Geologic Map of the Glenwood Springs Quadrangle MS-31 Geologic Map of the Glenwood Springs Quadrangle, Garfield County, Colorado