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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: 9001

Filtered magnetic anomaly maps of Ohio

No abstract available.

Folio of lithotectonic terrane maps of the North American Cordillera

No abstract available. 

Free-air gravity anomaly map of the central and northern Bering Sea

No abstract available.

Free-air gravity anomaly map of the Umnak Plateau region, southeastern Bering Sea

No abstract available.

Generalized geologic map of the Butte 1 degree by 2 degrees Quadrangle, Montana

No abstract available.

Generalized tectonic map of the Greenville 1 degree by 2 degrees Quadrangle, Georgia, South Carolina, and North Carolina

No abstract available.

Geochemical map of the Pond Mountain and Pond Mountain Addition Roadless Areas, Carter County, Tennessee

In the spring of 1980, K. A. Duttweiler, J. W. Whitlow, and W. R. Griffitts of the U.S. Geological Survey conducted a reconnaissance geochemical survey of the Pond Mountain and Pond Mountain Addition Roadless Areas. The purpose of the study was to determine the geochemical nature of the study area as part of the mineral resource assessment. This report presents a brief summary of the geochemistry

Geochemical map showing distribution of anomalous element suites in nonmagnetic heavy-mineral concentrates from the Chugach National Forest, Alaska

No abstract available.

Geochemical maps of the Mount Naomi Roadless Area, Cache County, Utah, and Franklin County, Idaho

No abstract available.

Geochemical maps of the Ten Lakes Wilderness Study Area, Lincoln County, Montana

No abstract available.

Geochemical survey and mineral resource assessment of the Anna Ruby Roadless Area, White County, Georgia

No abstract available.

Geochemical survey and mineral resource assessment of the Worley Ridge Roadless Area, Rabun County, Georgia

The Worley Ridge Roadless Area includes about 3,000 acres of Chattahoochee National Forest land in Rabun County, Ga.  The area is underlain mostly by meta-arkose of the Tallulah Falls Formation that grades upward into a mixed-rock unit of interlayered mica schist, amphibolite, and metasandstone in the northwest corner.  Abundant rock suitable for rough building stone and crushed rock, and an estim
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