RS-41 Available Coal Resources of the Williams Fork Formation in the Yampa Coal Field RS-41 Available Coal Resources of the Williams Fork Formation in the Yampa Coal Field, Routt and Moffat Counties, Colorado
OF-03-03 Evaluation of Mineral and Mineral Fuel Potential of Las Animas County State Mineral Lands Administered by the Colorado State Land Board (detail) OF-03-03 Evaluation of Mineral and Mineral Fuel Potential of Las Animas County State Mineral Lands Administered by the Colorado State Land Board
OF-03-10 Evaluation of Mineral and Mineral Fuel Potential of Douglas and Elbert Counties State Mineral Lands Administered by the Colorado State Land Board (detail) OF-03-10 Evaluation of Mineral and Mineral Fuel Potential of Douglas and Elbert Counties State Mineral Lands Administered by the Colorado State Land Board
OF-02-23 Evaluation of Mineral and Mineral Fuel Potential of Weld County State Mineral Lands Administered by the Colorado State Land Board (detail) OF-02-23 Evaluation of Mineral and Mineral Fuel Potential of Weld County State Mineral Lands Administered by the Colorado State Land Board
OF-02-19 Evaluation of Mineral and Mineral Fuel Potential of Eagle and Routt Counties State Mineral Lands Administered by the Colorado State Land Board (detail) OF-02-19 Evaluation of Mineral and Mineral Fuel Potential of Eagle and Routt Counties State Mineral Lands Administered by the Colorado State Land Board
FT-02-01 Mineral Resources of Jefferson County Field Trip Guidebook FT-02-01 Mineral Resources of Jefferson County Field Trip Guidebook
OF-02-22 Evaluation of Mineral and Mineral Fuel Potential of Pueblo County State Mineral Lands Administered by the Colorado State Land Board (detail) OF-02-22 Evaluation of Mineral and Mineral Fuel Potential of Pueblo County State Mineral Lands Administered by the Colorado State Land Board
OF-02-18 Evaluation of Mineral and Mineral Fuel Potential of Delta OF-02-18 Evaluation of Mineral and Mineral Fuel Potential of Delta, Mesa, Ouray, Rio Blanco, and San Miguel Counties State Mineral Lands Administered by the Colorado State Land Board
OF-02-14 Evaluation of Mineral and Mineral Fuel Potential of Washington County State Mineral Lands Administered by the Colorado State Land Board (detail) OF-02-14 Evaluation of Mineral and Mineral Fuel Potential of Washington County State Mineral Lands Administered by the Colorado State Land Board
OF-02-10 Evaluation of Mineral and Mineral Fuel Potential of Logan County State Mineral Lands Administered by the Colorado State Land Board (detail) OF-02-10 Evaluation of Mineral and Mineral Fuel Potential of Logan County State Mineral Lands Administered by the Colorado State Land Board
OF-02-09 Evaluation of Mineral and Mineral Fuel Potential of Morgan County State Mineral Lands Administered by the Colorado State Land Board (detail) OF-02-09 Evaluation of Mineral and Mineral Fuel Potential of Morgan County State Mineral Lands Administered by the Colorado State Land Board
IS-67 Colorado Mineral and Mineral Fuel Activity 2002 IS-67 Colorado Mineral and Mineral Fuel Activity, 2002