U.S. Geological Survey Home AASG Logo USGS HOME CONTACT USGS SEARCH USGS
National Geologic Map Database

Geologic Unit: Schoharie

Usage:

Schoharie Formation (NY*,NJ*,PA*)
Schoharie Formation of Tristates Group (NY)
Schoharie Grit (NY*)
Schoharie Grit of Tristates Group (NY)


Subunits:

Aquetuck, Carlisle Center, Rickard Hill, and Saugerties Members (NY)


Geologic age:

Devonian, Early*
Devonian, Middle*


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

Exposures at Schoharie, Schoharie Co., NY (Vanuxem, 1842).


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 ([ ]).