OF-21-01 Geologic Map of the Barnesville Quadrangle OF-21-01 Geologic Map of the Barnesville Quadrangle, Weld County, Colorado
OF-19-02 Geologic Map of the Gowanda Quadrangle OF-19-02 Geologic Map of the Gowanda Quadrangle, Weld County, Colorado
OF-21-04 Geologic Map of the Hardin Quadrangle OF-21-04 Geologic Map of the Hardin Quadrangle, Weld County, Colorado
ON-007-03 Mineral Resource Potential Derivative Map (detail) ON-007-03M Mineral Resource Potential Derivative (Map)
OF-19-05 Geologic Map of the Hells Kitchen Quadrangle OF-19-05 Geologic Map of the Hells Kitchen Quadrangle, Delta and Mesa Counties, Colorado
OF-20-05 Geologic Map of the Greeley Quadrangle OF-20-05 Geologic Map of the Greeley Quadrangle, Weld County, Colorado
OF-20-03 Geologic Map of the Bracewell Quadrangle OF-20-03 Geologic Map of the Bracewell Quadrangle, Weld County, Colorado
OF-18-05 Geologic Map of the Antero Reservoir NE Quadrangle OF-18-05 Geologic Map of the Antero Reservoir NE Quadrangle, Park County, Colorado
OF-18-04 Geologic Map of the Florence Quadrangle OF-18-04 Geologic Map of the Florence Quadrangle, Fremont County, Colorado
OF-19-08 Geologic Map of the Mesa Lakes Quadrangle OF-19-08 Geologic Map of the Mesa Lakes Quadrangle, Mesa and Delta Counties, Colorado
OF-18-03 Geologic Map of the Lands End Quadrangle OF-18-03 Geologic Map of the Lands End Quadrangle, Mesa County, Colorado