IS-68 Directory of Active Mines and Mine Permits in Colorado IS-68 Directory of Active Mines and Mine Permits in Colorado, 2002
OF-02-11 Evaluation of Mineral and Mineral Fuel Potential of Bent County State Mineral Lands Administered by the Colorado State Land Board (detail) OF-02-11 Evaluation of Mineral and Mineral Fuel Potential of Bent County State Mineral Lands Administered by the Colorado State Land Board
OF-01-21 Evaluation of Mineral and Mineral Fuel Potential of Larimer County State Mineral Lands Administered by the Colorado State Land Board (detail) OF-01-21 Evaluation of Mineral and Mineral Fuel Potential of Larimer County State Mineral Lands Administered by the Colorado State Land Board
OF-01-19 Evaluation of Mineral and Mineral Fuel Potential of Prowers County State Mineral Lands Administered by the Colorado State Land Board (detail) OF-01-19 Evaluation of Mineral and Mineral Fuel Potential of Prowers County State Mineral Lands Administered by the Colorado State Land Board
OF-01-10 Evaluation of Mineral and Mineral Fuel Potential of Huerfano and Custer Counties State Mineral Lands Administered by the Colorado State Land Board (detail) OF-01-10 Evaluation of Mineral and Mineral Fuel Potential of Huerfano and Custer Counties State Mineral Lands Administered by the Colorado State Land Board
OF-01-18 Evaluation of Mineral and Mineral Fuel Potential of Montezuma and Dolores Counties State Mineral Lands Administered by the Colorado State Land Board (detail) OF-01-18 Evaluation of Mineral and Mineral Fuel Potential of Montezuma and Dolores Counties State Mineral Lands Administered by the Colorado State Land Board
OF-01-15 Evaluation of Mineral and Mineral Fuel Potential of Jackson County State Mineral Lands Administered by the Colorado State Land Board (detail) OF-01-15 Evaluation of Mineral and Mineral Fuel Potential of Jackson County State Mineral Lands Administered by the Colorado State Land Board
OF-01-20 Evaluation of Mineral and Mineral Fuel Potential of Archuleta OF-01-20 Evaluation of Mineral and Mineral Fuel Potential of Archuleta, Hinsdale, La Plata, Mineral, and San Juan Counties State Mineral Lands Administered by the Colorado State Land Board