Links to Professional Societies

American Association of Petroleum Geologists (AAPG)

Society for Sedimentary Geology (SEPM)

European Association of Geoscientists & Engineers (EAGE)

Society of Petroleum Engineers (SPE)

Society of Petrophysicists & Well Log Analysts (SPWLA)

Society of Exploration Geophysicists (SEG)

Geological Society of America (GSA)

American Geophysical Union (AGU)

Sigma Xi - The Scientific Research Society

Rocky Mountain Association of Geologists (RMAG)

Additional Links by topic:

Mars exploration:
Mars rovers program (with new pictures)
Mars exploration program

Mineralogical Society of America
Webmineral (good database of all mineral species with pictures)
Mindat (good database of all mineral species with pictures)

Gemstones and diamonds:
Gemological Institute of America Gemstone discovery
Blue Nile Diamonds
American Museum of Natural History Virtual Diamond Exhibit
Gemological Institute of America's How to Buy a Diamond Course (not comprehensive for minerals, but nice section on gemstones)

Weekly Volcano Alert (USGS/Smithsonia Institution)
Current updates on U.S. Volcanoes
USGS Volcano site

World Gold Council
The Gold Institute
California Gold Rush Exhibit at Oakland Museum

Forensic Geology:
Raymond Murray's site (the king of modern forensic geology)
J.D. Rogers Forensic Geology page at U. Missouri-Rolla

Earth's magnetic field:
NOAA geomagnetism page (includes declination calculator)

Geology of National Parks:
National Park Service site about geology in the parks

Hubble Space Telescope site
The Nine Planets Site
Solar Views Image Server
Deep Sky Atlas

Meteorites and Impacts:
New England Meteoritics Site
Meteorites and Their Properties
Interactive Map of Terrestrial Impact Craters
Terrestrial Impact Craters Images

Historical Geology/History of Life/Dinosaurs:
UC-Berkeley Museum of Paleontology History of Life site (includes tectonic and geologic events)
UCMP's Dinosaur Links

Relative Age Dating Exercises:
Rich Harwood at Black Hawk Community College

Weather Channel
Weather Underground

USGS Earthquake site
Nuclear Explosion monitoring
UF seismic station data (updated every 10 minutes)

This is a list of a few of the international groups concerned with seismology:

  • CNSS - Council of the National Seismic System
  • COCORP - Consortium for Continental Reflection Profiling
  • COSMOS - The Consortium of Organizations for Strong-Motion Observation Systems
  • IASPEI - International Association of Seismology and Physics of the Earth's Interior
  • International Seismological Centre - United Kingdom
  • IRIS - Incorporated Research Institutions for Seismology
  • FDSN - Federation of Digital Broad-Band Seismograph Networks
  • NEIC - National Earthquake Information Center (USGS)
  • CTBT - Comprehensive Test Ban Treaty sites:
    • AFTAC - US National Data Center
    • PIDC - Prototype International Data Centre
    • IDC - Data Centre in Vienna

Highly recommended link to comprehensive listing of sites:

Seismic real-time reporting

Near-Real-Time Reporting

IRIS Seismic Monitor
IRIS Seismic Monitor