Earth Sciences
26 sites
http://nags.net/
NAGS (Norske Amatørgeologers Sammenslutning) is the Norwegian association for amateur geologists, offering a comprehensive lexicon of Norwegian minerals, an index of articles from their geology magazine STEIN dating back to 1973, and listings of geology clubs across Norway. Visitors interested in rocks and minerals as a hobby will find this a rich hub for Norwegian earth science resources and community.
http://galleries.com/
Amethyst Galleries' Mineral Gallery, self-proclaimed 'The First Internet Rock Shop,' is a comprehensive reference covering minerals, rocks, crystals, gemstones, and birthstones organized by chemical class and physical properties. With detailed explanations of mineralogy, crystal formation, and browsable indexes by name and category, it has been an authoritative online mineral encyclopedia since 1995.
http://geologyshop.co.uk/
Geologyshop is a comprehensive geological reference hub offering curated links to over 1200 worldwide geology websites organized by subject, covering topics from dinosaurs and volcanoes to chalk formations and channel tunnel geology. Visitors can access free geological documents, maps, field guides, and educational content for students, teachers, and professionals interested in earth sciences.
http://mineralzine.chez.com/
Mineral Webzine is a bilingual French-English non-commercial online magazine dedicated to rockhounds, mineral collectors, and geology enthusiasts. Featuring photographs of specimens like garnet, wulfenite, and cinnabar contributed by collectors from Canada and France, it serves as a reference for mineralogy, crystallography, and gemology.
http://wasser-wissen.de/index.html
Wasser-Wissen is a German-language internet portal dedicated to water and wastewater topics, featuring an A-Z encyclopedia, news, link directories, legal references, and resources on water management and environmental systems. The site covers everything from chemical elements relevant to water chemistry to sewage treatment plants, court rulings, dissertations, and international water management organizations.
https://mineralienatlas.de/
Mineralienatlas is a comprehensive German-language encyclopedia and community platform covering mineralogy, geology, paleontology, and mining, supported by thousands of members worldwide. Visitors can search minerals by chemical properties, browse fossil and mineral portraits, explore collecting locations, and dive into crystallography and systematic mineralogy.
https://rocksandminerals4u.com/
Rocks and Minerals 4U is a comprehensive educational resource covering geology topics including rock formation, mineral identification, plate tectonics, and the rock cycle, with dedicated pages for igneous, metamorphic, and sedimentary rocks. Designed for collectors, students, homeschoolers, and teachers, the site offers lesson plans, crossword puzzles, photo galleries, and even a shop for rock and mineral specimens.
https://themineralgallery.com/
The Mineral Gallery is a comprehensive online reference dedicated to minerals, featuring detailed descriptions, chemical formulas, physical properties, and photographs of hundreds of mineral specimens. It serves as an invaluable resource for collectors, geology students, and enthusiasts seeking in-depth information on everything from common quartz varieties to rare sulfosalts.
https://pages.mtu.edu/~jaszczak/graphite.html
John A. Jaszczak, a physicist at Michigan Technological University, has compiled a comprehensive reference on graphite mineralogy covering crystal structures, properties, spirals, spherical forms, and notable localities from around the world. The site features atomic force microscopy images, links to published research papers, and detailed documentation of unusual graphite occurrences including cones, pseudocubes, and meteoritic graphite.
http://cordell.org/
Cordell Expeditions is a site dedicated to exploration and expedition activities, likely covering adventures, field research, or scientific trips into the natural world. The name and framing suggest a group or initiative organized around outdoor discovery and expedition-based work.