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National Geologic Map Database

NGMDB

Geologic Unit: Bonneville

Usage:

Bonneville Alloformation (ID,UT*)
Bonneville Formation of Lake Bonneville Group (UT*)
Bonneville Formation (ID*)
Bonneville Member of Little Cottonwood Formation of Lake Bonneville Group (UT*)


Geologic age:

Quaternary*
Pleistocene*


Type section, locality, area and/or origin of name:

Forms thin and discontinuous beach deposit along old Lake Bonneville shore line. Deposits encircle Lake Mountain.
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).


AAPG geologic province:

Wasatch uplift*
Great Basin province*
Snake River basin*


NGMDB

For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.

Asterisk (*) indicates usage by the U.S. Geological Survey. Other usages by state geological surveys.

"No current usage" (†) implies that a name has been abandoned or has fallen into disuse. Former usage and, if known, replacement name given in parentheses ( ).

Slash (/) indicates name does not conform with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005). This may be explained within brackets ([ ]).

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Page Last Modified: Tue Jun 3 17:37:59 2014