Association of Exploration Geochemists (Popularity: )
http://www.aeg.org/ International organization specializing in the field of exploration and applied geochemistry (past publisher of Journal of Geochemical Exploration; current publisher ...
The Geochemical Society (Popularity: )
http://gs.wustl.edu/ Non-profit international society encompassing all aspects of geochemistry. Publisher of The Geochemical News, and co-sponsor of the research journals Geochimica ...