(Last updated February 21, 2003)
Rock Cycle Learning Module College of Alameda Physical Geography
NOAA/NGDC Marine Geology and Geophysics & World Data Center
The National Geophysical Data Center, one of the NOAA National Data Centers, operates the World Data Center-A for Marine Geology and Geophysics.
Useful Earth Science Resources
U.Texas at Austin Geology Library
Assorted Earth Science Web Links.
Western Carolina University
UGA-Geology Global Links
University of Georgia - Department of Geology.
The Rock Cycle
The Rock Cycle 1, 2, 3, 4
Introduction to Petrology
U. of British Colombia
Introduction to Coal
Where do diamonds come from?