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National Geologic Map Database

Geologic Unit: Vanport

Usage:

Vanport Limestone of Allegheny Group (PA*)
Vanport Limestone Member (after Phalen, 1912) of Breathitt Formation (KY*)
Vanport limestone (informal, unranked) in Allegheny Formation (OH,WV)

For informal, unranked usage, the lithologic term should not be capitalized.


Geologic age:

Pennsylvanian, Middle*


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

Named from exposures at Vanport, Beaver Co., western PA (US geologic names lexicons, USGS Bull. 896, 1200).


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 ([ ]).