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File:PawneeButtes 1900 USGS.jpg

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Summary

Description
English: Pawnee Buttes consists of Arikaree sandstone on Brule clay with a strong unconformity due to erosion; typical beds of concretions in Arikaree formation. Weld County, Colorado (Circa 1900).
Date
Source U.S. Geological Survey Professional Paper 32 (1905)
Author Darton, N. H. (USGS)

Licensing

Public domain
This image is in the public domain in the United States because it only contains materials that originally came from the United States Geological Survey, an agency of the United States Department of the Interior. For more information, see the official USGS copyright policy.

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Date/TimeThumbnailDimensionsUserComment
current23:05, 24 August 2008Thumbnail for version as of 23:05, 24 August 20081,400 × 883 (839 KB)Leaflet{{Information |Description={{en|1=Arikaree sandstone on Brule clay, in Pawnee Buttes, strong unconformity due to erosion; typical beds of concretions in Arikaree formation. Weld County, Colorado (Circa 1900).}} |Source=U.S. Geological Survey Professional
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