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Stratigraphy of Arches National Park

Click on any stratigraphic name for more information.
Canyonlands National Park stratigraphy
Delicate Arch

Click here to see a geologic image tour of Arches National Park. Website images include both standard photograph and 3D views (as anaglyphs - requiring red-and-cyan 3D viewing glasses). This image shows Delicate Arch in the Entrada Sandstone. Morrison Formation crops out in the Salt Valley Wash in the distance. To learn more about Arches National Park check out the National Park Service website at: http://www.nps.gov/arch.
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Generalized stratigraphy after Hintze, L.F., 1988, Geologic History of Utah; A Field Guide to Utah's Rocks: Brigham Young University Geology Studies Special Publication 7, p. 183 [Chart 84 - Moab-Arches-La Sal area]; and, Doelling, Helmut H., 2000, Geology of Arches National Park, Grand County, Utah: In Geology of Utah's Parks and Monuments, Sprinkel, D.A., Chidsey, T.C., and Anderson, P.B., eds., Utah Geological Association Publication 28., p. 11-36.

Stratigraphic unit information is modified from the USGS GeoLex (Lexicon of Geology): http://ngmdb.usgs.gov/Geolex/geolex_qs.html.

A generalized geologic time scale is available at: http://3dparks.wr.usgs.gov/coloradoplateau/timescale.htm.

U.S. Department of the Interior - U.S. Geological Survey - Geology Discipline
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Paradox Formation Cutler Formation Moenkopi Formation Chilne Formation Wingate Sandstone Kayenta Formation Navajo Sandsto Carmel Formation Entrada Sandstone Curtis Formation Morrison Formation Tidwell Member Sast Wash Member Brushy Basin Member Honaker Trail Formation Dakota Sandstone Mancos Shale Tunuck Member of Mancos Shale Ferron Sandstone of Mancos Shale Blue Gate Shale Quaternary Deposits