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National Geologic Map Database

Geologic Unit: Hunton

Usage:

Hunton Group (AR*,KS*,KY,MO*,OK*,TX)
Hunton Formation (KS*)
Hunton Limestone (KS*,OK)
Hunton Supergroup (IL,KY)
/Hunton megagroup [informal] (IL,KY)

["Megagroup" not recognized as a formal stratigraphic rank term (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005). Considered informal and should not be capitalized.]


Geologic age:

Late Ordovician to Devonian*


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

Named from exposures near former townsite of Hunton (T. 1 S., R. 8 E.), southwestern part of Coal Co., southeastern OK (Taff, 1902).
Well exposed within Arbuckle complex and known to have wide distribution in subsurface.


AAPG geologic province:

Arkoma basin*
Ouachita folded belt*
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 ([ ]).