USGS Visual Identifier
National Geologic Map Database logo GEOLEX database


Geologic Unit: Copperhill

Usage:
Copperhill Formation of Great Smoky Group (TN*,GA*,NC*)

Age:
Precambrian*
Proterozoic, Late*

Geologic Province:
Piedmont-Blue Ridge province*
Appalachian basin*

Areal Extent:
NC*
GA*
TN*

Type Locality:
Exposures near the town of Copperhill, Polk Co., southeastern TN (Hurst, 1955).

Unit Name History:
Named (Hurst, 1955).
TN State Geol. Map usage (Hardeman and others, 1966).
Revised (Hernon, 1969).
Correlation overview (Mohr, 1973).
NC State Geol. Map usage (Brown and others, 1985).
Overview (Higgins and others, 1988; Clark and others, 1993).

Note: If you need more information, please contact Nancy Stamm (nstamm@usgs.gov).
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
URL http://ngmdb.usgs.gov/ngmdb/ngm_catalog.ora.html
Database project personnel
Last modified: 15-Jan-2013