Geologic Unit: Bonneville
Bonneville Alloformation (ID,UT*)
Bonneville Formation of Lake Bonneville Group (UT*)
Bonneville Formation (ID*)
Bonneville Member of Little Cottonwood Formation (UT*)
Not synopsized to date.
Reference locality designated at excavation site northeast of Salt Lake City water purification plant, at approx. NE corner SE/4 sec. 2, T. 3 S., R. 1 E., Salt Lake Co. area, UT on Wasatch uplift (Morrison, 1965).
Unit Name History:
Revised to member of Little Cottonwood Formation of Lake Bonneville Group; Overview; Reference (Morrison, 1965).
Areal limits (Oriel and Platt, 1980).
Revised (Oviatt and others, 1987).
Rank term changed to Alloformation (McCoy, 1987).
Overview ( Scott, 1988).
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Asterisks (*) indicate usage by the U.S. Geological Survey. Other usages by state geological surveys.
"No current usage" implies that a name has been abandoned or that it has fallen into disuse. Former usage and, if known, replacement name given in parentheses ().
Slashes (/) indicate unit name usage violates the 1983 North American Stratigraphic Code. This violation may be explained within brackets ([ ]).
U.S. Department of the Interior, U.S. Geological Survey, Reston, VA, USA
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Last modified: 15-Jan-2013