Mineralogy 4 Kids
A comprehensive, easy-to-use mineralogy Web site from the Mineralogical Society of America.
A mineral identification quiz for advanced students.
Rockhounds.com MIneral Identification Properties
Definitions of the properties used in mineral identification.
International Mineralogical Association Database of Mineral Properties
A mineral database that interactively displays a list of all the IMA minerals recognized as valid species with accessory information and links.
Sites specific to Arizona minerals:
Arizona Geological Survey
All about mining in Arizona!
Minerals of Arizona
Photographs of Arizona minerals