U.S. Geological Survey Home AASG Logo USGS HOME CONTACT USGS SEARCH USGS
National Geologic Map Database

Geologic Unit: Lester

Usage:

Lester Member of Lake Murray Formation of Dornick Hills Group (OK)


Geologic age:

Middle Pennsylvanian


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

[Type locality]: exposures on D.B. Lester Farm, about 800 ft south of northeast corner of sec. 13, T. 4 S., R. 1 E., Carter Co., central southern OK (Tomlinson, 1929).


AAPG geologic province:

South Oklahoma folded belt


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 ([ ]).