IS-52 Colorado Mineral and Mineral Fuel Activity, 1998

RS-37 Geology and Mineral Resources of Gunnison County, Colorado

OF-99-14 Geologic Hazards and Mineral Resource Potential of Southwestern Costilla County, Colorado

OF-99-01 Evaluation of Mineral and Mineral Fuel Potential of Phillips County State Mineral Lands Administered by the Colorado State Land Board

OF-99-08 Evaluation of Mineral and Mineral Fuel Potential of Sedgwick County State Mineral Lands Administered by the Colorado State Land Board

OF-99-11 Evaluation of Mineral and Mineral Fuel Potential of NW Moffat County State Mineral Lands Administered by the Colorado State Land Board

OF-99-15 Evaluation of Mineral and Mineral Fuel Potential of Park County State Mineral Lands Administered by the Colorado State Land Board

OF-99-12 Evaluation of Mineral and Mineral Fuel Potential of SW Moffat County State Mineral Lands Administered by the Colorado State Land Board

OF-99-16 Evaluation of Mineral and Mineral Fuel Potential of NE Moffat County State Mineral Lands Administered by the Colorado State Land Board

OF-99-10 Correlation of Producing Fruitland Formation Coals Within the Western Outcrop and Coalbed Methane Leakage on the Southern Ute Reservation: Final Technical Report

WAT-1998-02 Abandoned Mines and Naturally Occurring Acid Rock Drainage on National Forest System Lands in Colorado

IS-44 Colorado Mineral and Mineral Fuel Activity, 1997