LibGuides: Geology: Geology Websites

Free Websites

Data.gov
Contains thousands of geospatial data sets, and many other kinds of data.
GIS Dictionary
A dictionary of over 2,500 terms related to cartography, GIS, geospatial analysis and other related topics.
University of Michigan Online Repository of Fossils
2-D and 3-D images of fossils owned by the Museum of Paleontology at the University of Michigan
USGS Multimedia Gallery
Videos, photos, podcasts, and other multimedia from the USGS collections.
USGS National Geologic Lexicon Database: Geolex
Free index to publications on named geologic rock units. This is the online version of Lexicon of North American Geology.
USGS National Geologic Map Database
Free index to maps and geospatial data. Indexes over 90,000 publications.
USGS Photographic Library
Access to over 30,000 photos taken during geologic studies of the United States.
USGS Volcano Hazards Program
An interactive website showing updates on volcanic activity in the U.S.