MineralDB Collectors Software
- Mineral software to catalogue collections and research mineral facts using the extensive knowledge base.
- http://www.mineraldb.com/

MinMax - Mineral Information System
- Searchable database of minerals and worldwide collecting localities. Languages: English, Deutsch
- http://minmax.net/index.php3?lang=US

Mineral 1.0
- An online rock and mineral quiz/test, as well as a browsable online mineral database with descriptions and pictures.
- http://www.spaceman.ca/mineral/

Amethyst Galleries' Mineral Gallery
- Provides a searchable database of mineral and gemstone descriptions, images, and specimens.
- http://www.galleries.com/

Virtual Atlas of Opaque and Ore Minerals
- Information about the identification and study of minerals.
- http://www.smenet.org/opaque%2Dore/

Mindat
- Searchable mineral database with physical and chemical properties as well as locality information.
- http://www.mindat.org/

Mineral Spectroscopy
- Information about color in minerals and the spectroscopy of minerals (mineral absorption spectra).
- http://minerals.gps.caltech.edu/

Athena Mineralogy
- Systematic classification of minerals and searchable database.
- http://un2sg4.unige.ch/athena/mineral/mineral.html

Web Mineral
- Extensive mineral database containing crystallography, chemical composition, physical and optical properties, Dana classification, Strunz classification, mineral name origins, mineral locality information, and alphabetical listing of all known valid miner
- http://webmineral.com/