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National Geologic Map Database

NGMDB

Geologic Unit: Millbach

Usage:

Millbach Formation of Conococheague Group (PA*)
Millbach Member of Conococheague Formation (PA)


Geologic age:

Late Cambrian*


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

Type section: partial section measured in quarry about 0.5 mi southwest of Sheridan on south side of Mill Creek and 0.8 mi northeast of village of Millbach, Lebanon Co., PA (Gray and others, 1958).


AAPG geologic province:

Appalachian basin*


NGMDB

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 ([ ]).

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Page Last Modified: Tue Jun 3 16:19:38 2014