See also our list of on-line paleontological collections for collection databases dealing specifically with fossils.
- Bernice Bishop Museum, Honolulu, Hawai'i
- Hawai'i Volcano Geochemical Database
- British Geological Survey
- National Data Collections
- National Geosciences Information Service
- Geological Photographs
- Carnegie Museum of Natural History, Online Collections
- The Hunterian Museum, Glasgow, Scotland
- INCA Collections Database
- Kentucky Geological Survey
- Lunar and Planetary Institute, NASA
- Manchester Museum
- The Mineral Gallery
- Minerals By Name (Netscape 2.0 enhanced)
- Musée National d'Histoire Naturelle, Paris
- Catalogue of Meteorites
- Catalogue of Minerals
- Museum of Mineralogy, Ecole des Mines de Paris
- National Geophysical Data Center, NOAA
- World Data Center A for Marine Geology and Geophysics
- GEOLIN: Marine Geology Data Inventory
- Index to Marine Geological Samples
- Marine Sediment and Rock Data
- World Data Center for Paleoclimatology
- Natural History Museum, Berne, Switzerland: Mineralogy and Petrography (no searchable catalogs yet)
- New Mexico Bureau of Mines and Mineral Resources
- Online exhibit of minerals from New Mexico
- Peabody Museum, Yale University
- Mineralogy collections
- Meteorite collection (not yet on-line)
- SEPM / Society for Sedimentary Geology
- Smithsonian Institution, National Museum of Natural History, Department of Mineral Sciences
(no searchable catalogs yet)
- Technischen Universitat Bergakademie, Freiberg
- University of Delaware,
Geology Department
- The Irénée du Pont Mineral Room (images from the collection)
- University of Washington, Burke Museum of Natural History
- Mineral collection catalog (under development)
- Wayne State University, Detroit, Michigan; College of Science
- Winona State University Department of Geology
- Image Archive
- World Cave Database
- World Paleomagnetic Database
- Direct Telnet access (login as "search")

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