Photograph of a rocky beach in Door County, Wisconsin.

United States Earth Science Quick Facts

Want to find out about the official state fossils, rocks, minerals, gems, and highest and lowest elevation of each state in the U.S.? Explore using the links below. Geologic maps of each state as well as places to visit are also provided.

Page last updated: May 26, 2022.

Image above: Glacial cobbles of fossiliferous Silurian dolostone on a beach in Door County, Wisconsin. Photograph by Jonathan R. Hendricks.

Alabama


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Geologic map of Alabama.

Arizona


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Geologic map of Arizona.

Arkansas


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Geologic map of Arkansas with physiographic regions identified.

Colorado


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Geologic map of Colorado.

Florida


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Geologic map of Florida.

Georgia


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Geologic map of Georgia with physiographic regions identified.

Kansas


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Geologic map of Kansas with physiographic regions identified.

Kentucky


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Geologic map of Kentucky with physiographic regions identified.

Louisiana


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Geologic map of Louisiana with physiographic regions identified.

Mississippi


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Geologic map of Mississippi with physiographic regions identified.

Missouri


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Geologic map of Missouri with physiographic regions identified.

New Mexico


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Geologic map of New Mexico.

North Carolina


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Geologic map of North Carolina with physiographic regions identified.

Oklahoma


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Geologic map of Oklahoma with physiographic regions identified.

South Carolina


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Geologic map of South Carolina, with physiographic regions identified.

Tennessee


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Geologic map of Tennessee, with physiographic regions identified.

Texas


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Geologic map of Texas with physiographic regions identified.

Virginia


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Geologic map of Virginia with physiographic regions identified.

West Virginia


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Geologic map of West Virginia, with physiographic regions identified.