Geology Links

US Geoscience Departments

HSU Library

Library General Reference Page

Mineralogy & Geochemistry Databases

Athena Mineral list

WebMinerals

MinDat

Earth Reference Data and Models

Optical Mineralogy

Mickey Gunter's page at University of  Idaho

University of British Columbia

Mineralogy & Petrology Links

Experimental Petrology Links (Marc Hirschmann's links)

Mineralogy & Petrology Research on the Web (Andrea Koziol's links)

Institute of Mineralogy, University of Würzburg :

Illinois State Academy of Science

How Volcanoes Work

Mineralogy software

Mineralogy Club of Antwerp, Belgium

Geology Groups & Societies

American Geological Institute (AGI)

American Geophysical Union  (AGU)

Geological Society of America (GSA)

Mineralogical Society of America (MSA)

United States Geological Survey (USGS)

Geologic Glossary

Geologylink Geologic Glossary

Earth Resources

Earth Resources course links 

General Earth Science Links

Resources for Earth Science and Geography Instruction

A Geologist's Lifetime Field List

Earthquake Information

Geologic Time Scale (PDF file)

California Geotour