Usage:
Hermitage Formation (AL*,KY*)
Hermitage Formation of Nashville Group (AL*,GA*,TN*)
Hermitage Limestone (KY*)
Hermitage Limestone of Nashville Group (GA*,TN*)
Hermitage Member of Nashville Formation of Chickamauga Group (GA)
Subunits:
FORMATION STATUS (alphabetical): Capitol Metabentonite [Bed] (AL,GA,TN), Curdsville Limestone Member (TN).
Geologic age:
Late Ordovician (Mohawkian; Chatfieldian; Kirkfieldian)*
Type section, locality, area and/or origin of name:
Type area: near Hermitage Station on hill between Stoner Creek and Lebanon-Nashville and Central Pikes, Davidson Co., west-central TN (Wilson, 1949).
AAPG geologic province:
Appalachian basin*
Cincinnati arch*
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 ([ ]).