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National Geologic Map Database

Geologic Unit: Three Lick

Usage:

Three Lick Bed of Ohio Shale (KY*,OH*,TN*,WV*)
Three Lick Bed of Chattanooga Shale (KY*,VA)
Three Lick Bed of New Albany Shale (KY*)
Three Lick Bed of Chagrin Member of Ohio Shale (OH)


Geologic age:

Late Devonian (Famennian)*


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

Type section: along U.S. Interstate Highway I-64, Rowan Co., KY. Base of section is on south side of I-64, 1.4 mi east of Bath-Rowan Co. line; top of section on north side of I-64, 1.7 mi northeast of base. Named from Three Lick Branch, 2 mi north of base (Provo and others, 1978).


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 ([ ]).