Spatial Search Clear
A distributed archive of standardized geoscience spatial information and data for the nation. Developed by the USGS and State Geological Surveys.
Digital geologic maps of the US states with consistent lithology, age, GIS database structure, and format.
From the site: "National-scale geochemical analysis of stream sediments and soils in the US, from existing data, reanalysis of existing samples,...
From the site: "Radiometric and fission-track age determinations of geologic materials from the continental US and Alaska."
From the site: "A compendium of previously published databases and database records that describe PGE, nickel, and chromium deposits and...