ON-004-04D Data tables of detrital zircon U-Pb geochronologic analyses and trace element concentrations of select Cretaceous ON-004-04D Data tables of detrital zircon U-Pb geochronologic analyses and trace element concentrations of select Cretaceous, Paleogene, and Neogene rocks, Denver Basin and Northeastern Colorado (Data) – v20231110
MI-101 Geologic Road Log: Cumbres & Toltec Scenic Railroad MI-101 Geologic Road Log: Cumbres & Toltec Scenic Railroad
FT-04-01 Guide to Laramide Structures Along the Northeastern Flank of the Front Range FT-04-01 Guide to Laramide Structures Along the Northeastern Flank of the Front Range
OF-00-02 Geologic Map of the Idaho Springs Quadrangle OF-00-02 Geologic Map of the Idaho Springs Quadrangle, Clear Creek County, Colorado