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NGMDB

Geologic Unit: Buttermilk Falls

Usage:

Buttermilk Falls Limestone (NJ*,NY,PA*)
Buttermilk Falls Limestone of Hamilton Group (PA*)
Buttermilk Falls Member of Onondaga Limestone (PA)


Geologic age:

late Early to early Middle Devonian (Emsian to Eifelian)*


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

Crops out low on north side of Godfrey Ridge, at various places in vicinity of the Stroudsburgs, along railroad south of these boroughs, and in nearby quarries. Named from Buttermilk Falls on Marshall Creek, Monroe Co., PA (Willard, 1938).


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 16:01:30 2014