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Data prepared for publication in the National Atlas of the United States®

Generalized Geologic Map of the United States, Puerto Rico, and the U.S. Virgin Islands

By John C. Reed, Jr., and Charles A. Bush

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This Web site includes downloadable GIS files for the Generalized Geologic Map of the United States, Puerto Rico, and the U.S. Virgin Islands, which has been released as part of the National Atlas (http://nationalatlas.gov/natlas/Natlasstart.asp). A browse graphic for the entire map is provided, as well as a map legend. However, files for the conterminous United States are located in one subdirectory, and files for Alaska, Hawaii, Puerto Rico, and the U.S. Virgin Islands are located in a second subdirectory (see links to the right).

Version 2.0

Posted December 2005

Contains:
Two ZIP files containing a readme file, metadata, and GIS files for the conterminous U.S, as well as the browse graphics.
Contains:
Two ZIP files containing a readme file, metadata, and GIS files for Alaska, Hawaii, Puerto Rico, and the U.S. Virgin Islands, as well as the browse graphics.

Part or all of this report is presented in Portable Document Format (PDF); the latest version of Adobe Acrobat Reader or similar software is required to view it. Download the latest version of Acrobat Reader, free of charge or go to access.adobe.com for free tools that allow visually impaired users to read PDF files.

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