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Maps

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. They also organize, maintain, and publish the geospatial baseline of the Nation's topography, natural landscape, built environment and more.

Geologic Maps

Geologic Maps

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Map Releases

Topo Maps

Topo Maps

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Volcanic Maps

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Geochemical survey of the Blood Mountain Roadless Area, Union and Lumpkin counties, Georgia Geochemical survey of the Blood Mountain Roadless Area, Union and Lumpkin counties, Georgia

The U.S. Geological Survey (USGS) made a reconnaissance geochemical survey of the Blood Mountain Roadless Area to search for unexposed mineral deposits which might be recognized by a geochemical signature in the abundance of distribution patterns of trace elements. Forty five fine-grained stream-sediment samples and 45 panned-concentrate samples were collected in the Blood Mountain study...

Geochemical survey of the Chattahoochee Roadless Area, Towns, Union, and White counties, Georgia Geochemical survey of the Chattahoochee Roadless Area, Towns, Union, and White counties, Georgia

Th U.S. Geological Survey made a reconnaissance geochemical survey of the Chattahoochee Roadless Area (fig. 1) to search for unexposed mineral deposits which might be recognized by a geochemical signature in the abundance or distribution patterns of trace elements. As part of a regional geochemical reconnaissance, M/ Hurst (University of Georgia) collected 51 fine-grained stream-sediment...
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