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National Geologic Map Database

Geologic Unit: Rockhouse

Usage:

Rockhouse Shale of Linden Group (TN*)
Rockhouse Formation (TN)
Rockhouse Shale Member of Ross Formation (TN)
Rockhouse Member of Ross Formation (TN)
/Rockhouse limestone member [informal] of Ross Formation (TN*)
/Rockhouse limestone [informal] (TN)

[Use of identical geographic names to several minor units in one vertical sequence is considered informal nomenclature (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005).]


Geologic age:

Late Silurian to Early Devonian*


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

Named from Rockhouse, a hunters' clubhouse on Horse Creek, 5 mi northwest of Lowryville, Hardin Co., western TN (Dunbar, 1918).


AAPG geologic province:

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 does not conform with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005). This may be explained within brackets ([ ]).