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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: 8997

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 Guanica s

Geologic structure and mineral occurrences in eastern West Virginia

No abstract available.

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

No abstract available.

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

No abstract available.

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

No abstract available.

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

No abstract available.

Map showing compilation of isotopic ages of Cenozoic rocks in the Reno 1 degree by 2 degrees Quadrangle, Nevada and California

No abstract available.

Map showing distribution of surficial sediment on the mid-Atlantic continental margin, Cape Cod to Albemarle Sound

No abstract available.