Tertiary "lake beds" (Oligocene) east of Dell near Cook's ranch on Sage Creek, Beaverhead Valley. Beaverhead County, Montana. 1937.
Dates
Date Taken
1937
Summary
Tertiary "lake beds" (Oligocene ?) east of Dell near Cook's ranch on Sage Creek, Beaverhead Valley. Clay interbedded with sandstone layers tilted, beveled, and overlain by coarse quartzite gravel (early Pleistocene). Beaverhead County, Montana. August 23, 1937. Figure 2, in U.S.Geological Survey Professional paper 231. 1953.
Summary
Tertiary "lake beds" (Oligocene ?) east of Dell near Cook's ranch on Sage Creek, Beaverhead Valley. Clay interbedded with sandstone layers tilted, beveled, and overlain by coarse quartzite gravel (early Pleistocene). Beaverhead County, Montana. August 23, 1937. Figure 2, in U.S.Geological Survey Professional paper 231. 1953.
This USGS product is considered to be in the U.S. public domain. For further information on the USGS Information Policies and Instructions, refer to the Copyrights and Credits section on this web page: http://www.usgs.gov/laws/info_policies.html
