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Geologic map of the Silt quadrangle, Garfield County, Colorado Geologic map of the Silt quadrangle, Garfield County, Colorado
New 1:24,000-scale geologic mapping in the Silt 7.5' quadrangle, in support of the USGS Western Colorado I-70 Corridor Cooperative Geologic Mapping Project, provides new interpretations of the stratigraphy, structure, and geologic hazards in the area of the southwest flank of the White River uplift, the Grand Hogback, and the eastern Piceance Basin. The Wasatch Formation was subdivided...
Geologic map of Colorado National Monument and adjacent areas, Mesa County, Colorado Geologic map of Colorado National Monument and adjacent areas, Mesa County, Colorado
New 1:24,000-scale geologic mapping in the Colorado National Monument Quadrangle and adjacent areas, in support of the USGS Western Colorado I-70 Corridor Cooperative Geologic Mapping Project, provides new interpretations of and data for the stratigraphy, structure, geologic hazards in the area from the Colorado River in Grand Valley onto the Uncompahgre Plateau. The plateau drops...
Geologic map and map database of the Spreckels 7.5-minute Quadrangle, Monterey County, California Geologic map and map database of the Spreckels 7.5-minute Quadrangle, Monterey County, California
Introduction The Spreckels quadrangle lies at the north end of the Sierra de Salinas and extends from the Salinas Valley on the northeast across Los Laurelles Ridge south to Carmel Valley, an intermontane valley that separates the Santa Lucia Range from the Sierra de Salinas (fig. 1). The Toro Regional Park occupies the east-central part of the quadrangle, whereas the former Fort Ord...