Geochemistry

Basic Geology and Surface Geochemical Exploration
Geochemistry.com
Geochemistry of Igneous Rocks
Geochemistry jobs on UniXL
Geochemistry, Geophysics, Geosystems: An Electronic Journal of the Earth Sciences
GeoScienceWorld Journal of Geochemistry: Exploration, Environment, Analysis
International Association of Geochemistry (IAGC)
U.S. Geological Survey  Geochemical software.
University of Bristol, UK, Environmental Geochemistry Lecture Course
University of Geneva, Analytical and Biophysical Environmental Chemistry Group (CABE)
University of Quebec at Montreal and McGill University - GEOTOP  A multidisciplinary research group investigating biological, chemical, geological and physical processes occurring in natural systems.