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Our programs produce accurate geologic maps and 3-D geologic frameworks that provide critical data for sustaining and improving the quality of life and economic vitality of the Nation. 

Filter Total Items: 8999

Controlled photomosaic of the Lunae Palus Southeast quadrangle of Mars

No abstract available.

Controlled photomosaic of the Lunae Palus Southwest quadrangle of Mars

No abstract available.

Controlled photomosaic of the Tharsis Northeast Quadrangle of Mars

No abstract available.

Controlled photomosaic of the Tharsis Northwest Quadrangle of Mars

No abstract available.

Controlled photomosaic of the Tharsis Southeast Quadrangle of Mars

No abstract available.

Controlled photomosaic of the Tharsis Southwest quadrangle of Mars

No abstract available.

Controlled photomosaic of the Thaumasia Northeast Quadrangle of Mars

No abstract available.

Controlled photomosaic of the Thaumasia Northwest Quadrangle of Mars

No abstract available.

Correlation of coal beds, coal zones, and key stratigraphic units in the Pennsylvanian rocks of eastern Kentucky

The Pennsylvanian rocks of the eastern Kentucky coal field unlderlie an area of about 27,000 square kilometers (see index map). Largely because of the size and stratigraphic complexity of the area, Huddle and others (1963, p. 31) divided it into six coal reserve districts (unofficial), utilizing state and county lines as well as geologic features, drainage areas, and cola producing areas. This div

Cross section of the Rock Springs and Blair formations in measured sections in the Flaming Gorge-Minnies Gap-Clay Basin area, Utah and Wyoming

No abstract available.

Delineation of flood hazards in the Biscuit Flat Quadrangle and New River area, Maricopa County, Arizona

No abstract available.

Depth to water table in the Colorado Springs-Castle Rock area, Front Range Urban Corridor, Colorado

No abstract available.