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National Geologic Map Database

Geologic Unit: Slatestone

Usage:

Slatestone Formation (TN*)


Subunits:

Stephens Sandstone Member (TN*). Petros Sandstone Member (TN*). Sand Gap Sandstone Member (TN*). Newcomb Sandstone Member (TN*). Betsie Shale Member (TN*)


Geologic age:

Early to Middle Pennsylvanian (Morrowan to Atokan)*


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

Type section: Cross Mountain section, between The Wye and Cross Mountain, Lake City quadrangle, Campbell Co., eastern TN. Named from town of Slatestone, 1 mi west-northwest of Briceville, Anderson Co., TN (Wilson and others, 1956).


AAPG geologic province:

Appalachian basin*


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 ([ ]).