U.S. Geological Survey Home AASG Logo USGS HOME CONTACT USGS SEARCH USGS
National Geologic Map Database

Geologic Unit: Big Stone Gap

Usage:

Big Stone Gap Member of Chattanooga Shale (TN*,VA*)
Big Stone Gap Shale Member of Price Formation (VA)


Geologic age:

Late Devonian to Early Mississippian (Famennian to Kinderhookian)*


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

Notable exposures from Chattanooga area, southern TN, to Big Stone Gap, southwestern VA, and beyond (Swartz, 1927).


AAPG geologic province:

Appalachian basin*


For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.

Asterisk (*) indicates usage by the U.S. Geological Survey. Other usages by state geological surveys.

"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 ([ ]).