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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

Map Releases

Map Releases

Topo Maps

Topo Maps

Volcanic Maps

Volcanic Maps

All Maps

Filter Total Items: 9493

Geology and zinc-lead deposits in the Catfish Creek area, Dubuque County, Iowa

A detailed geologic study was begun in 1951 by the U.S. Geological Survey in cooperation with the Iowa Geological Survey to appraise the potentialities of the Iowa part of the Wisconsin-Illinois-Iowa zinc-lead district for (1) zinc ore in rock strata that contain pitch-and-flat zinc ore bodies elsewhere in the mining district and (2) joint-controlled lead and zinc ore like that mined extensively d

Geology of Gabbs and vicinity, Nye County, Nevada

The geologic map of Gabbs and vicinity covers approximately 105 square miles of the northwestern part of the Paradise Peak quadrangle. The present report stresses the igneous, metamorphic, and structural geology. The map published at this time shows, (1) the distribution of igneous rocks in the area, (2) the relationship of these igneous rocks to the areas of magnesium mineralization, and (3) the

Geology of the Doty-Minot Peak area, Washington

No abstract available. 

Loa 1 NE quadrangle, Utah

No abstract available.

Loa 1 SE quadrangle, Utah

No abstract available.