RS-40 Geology and Mineral Resources of Park County RS-40 Geology and Mineral Resources of Park County, Colorado
OF-01-11 History OF-01-11 History, Geology, and Environmental Setting of the Tweed Mine, Pike/San Isabel National Forest, Chaffee County, Colorado
OF-01-12 History OF-01-12 History, Geology, and Environmental Setting of the Lienhart Mine, Pike/San Isabel National Forest, Chaffee County, Colorado
OF-01-13 History OF-01-13 History, Geology, and Environmental Setting of Selected Mines in the Chalk Creek Mining District, Pike/San Isabel National Forest, Chaffee County, Colorado
OF-01-14 History OF-01-14 History, Geology, and Environmental Setting of the Griffin and Wilkesbarre Mines, Pike/San Isabel National Forest, Lake County, Colorado
OF-01-05 Geologic Map of the Georgetown Quadrangle OF-01-05 Geologic Map of the Georgetown Quadrangle, Clear Creek County, Colorado
OF-01-07 Evaluation of Mineral and Mineral Fuel Potential of Cheyenne County State Mineral Lands Administered by the Colorado State Land Board (detail) OF-01-07 Evaluation of Mineral and Mineral Fuel Potential of Cheyenne County State Mineral Lands Administered by the Colorado State Land Board
OF-01-17 The Coalbed Methane Potential in the Upper Cretaceous to Early Tertiary Laramie and Denver Formations OF-01-17 The Coalbed Methane Potential in the Upper Cretaceous to Early Tertiary Laramie and Denver Formations, Denver Basin, Colorado
OF-01-06 Evaluation of Mineral and Mineral Fuel Potential of Grand and Summit Counties State Mineral Lands Administered by the Colorado State Land Board (detail) OF-01-06 Evaluation of Mineral and Mineral Fuel Potential of Grand and Summit Counties State Mineral Lands Administered by the Colorado State Land Board