USGS Visual Identifier
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Geologic Unit: Pigeon

Pigeon Slate of Snowbird Group of Ocoee Supergroup (TN*)
Pigeon Siltstone of Snowbird Group of Ocoee Supergroup (NC*,TN*)

Proterozoic, Middle*
Proterozoic, Late*
Geologic Province:
Appalachian basin*
Piedmont-Blue Ridge province*

Areal Extent:

Type Locality:
Type section: along Little Pigeon River between Richardson Cove and Pittman Center, Sevier Co., eastern TN (King and others, 1958).

Unit Name History:
Named (Keith, 1895).
Revised; Age modified (King, 1949).
Revised; Overview (King and others, 1958).
Overview (Hamilton, 1961).
TN State Geol. Map usage (Hardeman and others, 1966).
Areal limits; Overview (Hadley and Nelson, 1971).
NC State Geol. Map usage (Brown and others, 1985).

Note: If you need more information, please contact Nancy Stamm (
Asterisks (*) indicate usage by the U.S. Geological Survey. Other usages by state geological surveys.

"No current usage" implies that a name has been abandoned or that it has fallen into disuse. Former usage and, if known, replacement name given in parentheses ().

Slashes (/) indicate unit name usage violates the 1983 North American Stratigraphic Code. This violation may be explained within brackets ([ ]).

U.S. Department of the Interior, U.S. Geological Survey, Reston, VA, USA
Database project personnel
Last modified: 15-Jan-2013