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National Geologic Map Database

Geologic Unit: Pinnacle Overlook

Usage:

Pinnacle Overlook Member of Lee Formation (KY*,TN*,VA*)
Pinnacle Overlook Member of Pennington Formation (KY)
Pinnacle Overlook Sandstone of Pennington Group (KY)


Geologic age:

Late Mississippian (Serpukhovian; late Chesterian)*


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

Type section: the Pinnacle, a scenic overlook formed by the rock unit on northeast side of Cumberland Gap, Bell Co., southeastern KY (Englund, 1964).


AAPG geologic province:

Appalachian basin*


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 ([ ]).