Resources by subject
Websites for topics including geochemistry, mineralogy, oceanography and palaeontology:
Geochemistry
Encyclopedia of Geochemistry. 1998
Location: Science Library
GEOROC: Geochemistry of Rocks of the Oceans and Continents Created by the Max Planck Institute for Chemistry, GEOROC contains published chemical and isotopic data as well as extensive "metadata" for rocks, minerals and melt/fluid inclusions.
Global change
Center for Climatic Research
Part of the University of Wisconsin-Madison.
Global Change Master Directory
Hydrogeology
The Hydrogeologist's Home Page
Mineralogy
Mineralogy Database
Over 4000 individual mineral species descriptions with links. The Mineral Gallery
Minerals Yearbook
From the US Geological Survey, an annual publication covering the mineral and material industries of over 175 countries.
Oceanography
Index to Marine & Lacustrine Geological Samples
A database of the combined collections of 19 oceanographic institutions and agencies.
Palaeontology
Plate tectonics
PALEOMAP Project
Aims "to illustrate the plate tectonic development of the ocean basins and continents, as well as the changing distribution of land and sea during the past 1100 million years."
Geology: Plate Tectonics
Animations showing the shifting of continents organized by time.