Archives of ISOGEOCHEM - Searchable archives of the e-mail group for stable isotope geochemistry.

Biogeosciences - Information, discussion, and resources to help fulfill the scientific need to bridge the earth and life sciences.

Fluid Inclusions - Primarily a directory to fluid inclusion-related resources. Links are provided for old and upcoming meetings and short courses, a few organizations, and some archived forums on research issues.

Geochemistry - Wikipedia article on the branch of science involving the study of the chemical composition of the Earth and other planets, and the chemical processes and reactions that govern the composition of rocks and soils.

The Geochemistry Portal - Organized collection of links, including news, organizations, universities, laboratories, publications, and databases. Has search and ability to submit links for inclusion.

Geotech.org - Geology and Geochemistry - Educational site for those interested in learning about surface exploration techniques used for oil and gas. Includes images, analogs, bibliographies, and services.

IMWA: Geochemistry - Online textbook by William M. White.

ISOGEOCHEM - Information about the e-mail discussion list for stable isotope geochemistry. Includes many isotope-related links including available positions, research laboratories, short course and workshop listings, and a searchable message archive.

Martian Geochemistry - Summarizes the geochemical results obtained by NASA's Mars Pathfinder mission. Includes plots of geochemical trends, and comparisons with earlier Viking mission data as well as with Earth geochemistry.

Stable Isotopes and Mineral Resource Investigations - An information hand-out from the US Geological Survey, introducing the topic of stable isotopes and providing some examples of their use in determining the origins of mineral deposits in the United States.