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National Geologic Map Database

Geologic Unit: St. Paul

Usage:

St. Paul Group (MD*,PA*,VA*,WV*)


Subunits:

(alphabetical): New Market Limestone (MD*,PA*,VA*,WV*), Row Park Limestone (MD*,PA*,WV*).


Geologic age:

Middle to Late Ordovician (Whiterockian; Chazyan)*


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

St. Paul's church, 2.2 mi west of Clear Spring, Washington Co., MD (Neuman, 1951).


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 ([ ]).