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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: 9023

Geologic map showing thickness of sedimentary rocks from ground surface to the top of the upper Cretaceous Pierre Shale in the north half of the Powder River Basin, southeastern Montana and northeastern Wyoming Geologic map showing thickness of sedimentary rocks from ground surface to the top of the upper Cretaceous Pierre Shale in the north half of the Powder River Basin, southeastern Montana and northeastern Wyoming

No abstract available.

Geologic maps of the Olympus Mons region of Mars Geologic maps of the Olympus Mons region of Mars

Olympus Mons is one of the broadest volcanoes and certainly the tallest in the Solar System. It has been extensively described and analyzed in scientific publications and frequently noted in the popular and nontechnical literature of Mars. However, the first name given to the feature-Nix Olympica (Schiaparelli, 1879)-was based on its albedo, not its size, because early telescopic...

Geologic maps of the southwestern Puerto Rico Parguera to Guanica insular shelf Geologic maps of the southwestern Puerto Rico Parguera to Guanica insular shelf

These maps describe the sediments and sedimentary environment of the southwestern Puerto Rico shelf (index). In addition to presenting new data, the maps summarize earlier geological investigations. There are two morphological zones separated along a line extending southward from Punta Jorobaflo. The Parguera shelf extends from this line to the western boundary of the study area, and the...

Geologic structure and mineral occurrences in eastern West Virginia Geologic structure and mineral occurrences in eastern West Virginia

No abstract available.

Gravity maps of the Dead Sea basin Gravity maps of the Dead Sea basin

No abstract available.

Historic trail map of the Limon 1 degree x 2 degrees Quadrangle, Colorado and Kansas Historic trail map of the Limon 1 degree x 2 degrees Quadrangle, Colorado and Kansas

No abstract available.

Isopleth maps of iron, manganese, vanadium, and related elements in stream sediments of West Virginia Isopleth maps of iron, manganese, vanadium, and related elements in stream sediments of West Virginia

No abstract available.

Isopleth maps of pH and alkalinity in stream waters, and sodium in stream sediments of West Virginia Isopleth maps of pH and alkalinity in stream waters, and sodium in stream sediments of West Virginia

No abstract available.

Isopleth maps of titanium, aluminum, and associated elements in stream sediments of West Virginia Isopleth maps of titanium, aluminum, and associated elements in stream sediments of West Virginia

No abstract available.

Isopleth maps of uranium, thorium, cerium, lanthanum, and related elements in stream sediments of West Virginia Isopleth maps of uranium, thorium, cerium, lanthanum, and related elements in stream sediments of West Virginia

No abstract available.

Logs of trenches across the central part of the Fish Lake Valley fault zone, Mono County, California Logs of trenches across the central part of the Fish Lake Valley fault zone, Mono County, California

No abstract available.

Louisiana barrier island erosion study; atlas of sea-floor changes from 1878 to 1989 Louisiana barrier island erosion study; atlas of sea-floor changes from 1878 to 1989

No abstract available.
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