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National Geologic Map Database

Geologic Unit: Zullinger

Usage:

Zullinger Formation of Conococheague Group (PA*)


Geologic age:

Late Cambrian*


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

Type section: roadcuts at Waynecastle on State Highway 16, 3 mi west of Waynesboro and 1 mi west of Zullinger, [Greencastle 7.5-min quadrangle], Franklin Co., southern PA. Named from Zullinger (Root, 1968).


AAPG geologic province:

Appalachian basin (Eastern Overthrust area)*


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 ([ ]).