Fossils
Fossils Learn about fossils and fossil discoveries around the world.
Minerals
Minerals Descriptions, photos, articles, properties and uses for common minerals.
Gold
Gold is a valuable metal with extreme properties that give it a diversity of uses.
Oil and Gas
Oil and Gas Articles about oil and natural gas in the US and around the world.
Plate Tectonics
Plate Tectonics Articles and maps about plate tectonics and the interior of Earth.
Gemstones
Gemstones Colorful images and articles about diamonds and colored stones.
General Geology
General Geology - Articles about geysers, maars, deltas, rifts, salt domes, water, and much more!
Rocks
Rocks Galleries of igneous, sedimentary and metamorphic rock photos with descriptions.
Earthquakes
Earthquakes Learn about earthquakes and how they have affected cities and people.
Astronomy
Astronomy Fantastic images and articles about solar system and deep-space astronomy.
Geologic Hazards
Geologic Hazards include dangers like floods, earthquakes, volcanoes, landslides and more.
Oceanography
Oceanography Articles, press releases and teaching materials related to oceanography.
Geology Dictionary
Geology Dictionary - contains thousands of geological terms with their definitions.
Meteorites
Meteorites - Rocks that were once parts of planets or large asteroids.
Teacher Resources
Teacher Resources - K-12 resources for teaching about earth science.
Landslides
Landslides cause damage in all parts of the world, even where slopes are not very steep.
Diamonds
Diamonds Learn about the properties of diamond, its many uses and diamond discoveries.
Metals
Metals are important mineral products used in manufacturing and construction projects.
Volcanoes
Volcanoes Articles about volcanoes, volcanic hazards and eruptions past and present.
Geology Store
Geology Tools - Rock hammers, field bags, hand lenses, maps, hardness picks, gold pans.
Gifts That Rock
Gifts That Rock - What are the most popular gift items in the Geology.com store?
Hardness Picks
Hardness Picks - Test for hardness with precise and easy-to-use hardness picks.