current date:

last update:
March 3 2003

[website details]

U.S. Geological Survey
USGS Home Page
USGS Geology
National Geologic Map Database
National Elevation Database (NED)
EROS Data Center
USGS Minerals Information

Professional Societies
American Association of Petroleum Geologists
American Geological Institute
Association of American State Geologists
Association of Exploration Geochemists
Association for Women Geoscientists
Geological Society of America
Mineralogical Society of America
National Academy of Sciences
Society of Economic Geologists
Society of Exploration Geophysicists
Society for Mining, Metallurgy, and Exploration

Other Links
U.S. Department of Energy
U.S. Bureau of Land Management
BLM Arizona Office
U.S. Park Service
U.S. Forest Service