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Stratigraphy of Lake Mead National Recreation Area

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Grand Canyon National Park Stratigraphy
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Click here to take an image tour of Lake Mead National Recreation Area (both 3D and standard photography).

To learn more about Lake Mead National Recreation Area check out the National Park Service website at: http://www.nps.gov/lame/.

Generalized stratigraphy modified after: Sue Beard 2004, pers. comm.), and; Langenheim, R.L. and Schulmeister, M.K., 1987, Virgin River Gorge; Boundary between the Colorado Plateau and the Great Basin in northwestern Arizona: Geological Society of America Centennial Field Guide--Cordilleran Section, p. 43-46.

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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Last modified: 5/6/2006

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Precambrian rocks Tapeates Bright Angel Shale Muave Limestone Temple Butte Formation Redwall Limestone Callvile Limestone Pakoon Formation Esplanade Sandstone Hermit Shale Coconino Sandstone Toroweap Formation Seligman Member Brady Canyon Member Woods Ranch Member Kaibab Limestone Moenkopi Formation Chinle Formation Moenave Formation (undifferentiated from Kayenta) Kayenta Formation (undifferentiated from Moenave Formation) Aztec Sandstone Horse Springs Formation Rainbow Garden Member Thumb Member Bitter Ridge Limestone Lovell Wash Member Muddy Creek Formation Red Sandstone