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Free Rock and Mineral Resources and Information!
National Rock and Gem Show schedule compiled by Rock and Gem Magazine. This is the comprehensive resource for shows across the United States.
mindat.org - the mineral and locality database
Mineralogy Database - this mineral database contains 4,442 individual mineral species descriptions with links and a comprehensive image library. Visit the "What's New" section for details.
Mineral data for individual species are linked to mineral tables by crystallography, crystal structures, X-Ray powder diffraction, chemical composition, physical and optical properties, Dana's New classification, Strunz classification, mineral specimen images, and alphabetical listings of mineral species. There also are extensive links to other external sources of mineral data and information.
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