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

Geologic Unit: Georges Fork

Usage:

Georges Fork Sandstone Member of Atoka Formation (OK*)


Geologic age:

Middle Pennsylvanian (Atokan)*


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

Named from exposure east of Georges Fork, in secs. 24 and 25, T. 12 N., R. 19 E., Muskogee Co., eastern OK (Wilson, 1935).


AAPG geologic province:

Chautauqua platform*


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

Asterisk (*) indicates published by U.S. Geological Survey authors.

"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 conflicts with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021). May be explained within brackets ([ ]).