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Fossils and Paleontology
Green River Fossils
The Green River Formation is one of the most famous rock units in the world for its fossils.
Fossil Gems Many gems such as coral, amber, ammolite, and petrified wood are fossils.
Petrified Wood is a fossil that forms when dissolved material precipitates and replaces wood.
Ammolite is a fossil and a gemstone. It is shell material from fossil ammonites.
Gifts That Rock
Gifts That Rock - What are the most popular gift items in the Geology.com store?
Fossils and Beer
Fossils and Beer - Do you know which fossiliferous rock is used to make beer?
Fossil Kits Learn how to identify fossils and where they fit into the geologic time scale.
A Close Look at Coal
Coal Through a Microscope Coal is more than a black rock. It is THE most interesting rock.
Climate & Ecosystems
Understanding Past Climate and Ecosystems West Coast Fossil Park, South Africa.
Petrified Palm is a gem material found in Oligocene age rocks of the U.S. Gulf Coast.
Turritella Agate is a brown agate containing snail fossils from the Green River Formation.
Jet is a black organic gem material that forms from well-preserved woody material.
Geology Tools - Hammers, field bags, hand lenses, maps, hardness picks, gold pans.
Tucson Mineral Show
Tucson Mineral Show Photos A visit to the Tucson Gem, Mineral and Fossil Show.
What is Peanut Wood?
Peanut Wood is a type of fossil wood found in Australia. Do you know how it forms?