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National Geologic Map Database

Geologic Unit: Capitol

Usage:

Capitol Metabentonite [Bed] of Curdsville Member of Lexington Limestone (KY)
Capitol Metabentonite [Bed] of Hermitage Formation (AL,GA,TN)


Geologic age:

Late Ordovician (Mohawkian; Chatfieldian; Kirkfieldian)


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

Type section (composite): exposures at Cliffside Restaurant on Route 420, Frankfort, Franklin Co., KY, are primary locality. Composite type section includes 4 other localities in Woodford and Mercer Cos., KY. Named from State Capitol Building in Frankfort (Conkin and Dasari, 1986).


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 does not conform with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005). This may be explained within brackets ([ ]).