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National Geologic Map Database

Geologic Unit: Tribes Hill

Usage:

Tribes Hill Limestone (NY*)
Tribes Hill Formation of Beekmantown Group (NY)


Subunits:

(alphabetical): Chuctanunda Creek Dolomite Member, Cranesville Dolomite Member, Fonda Member, Fort Ann Member, Fort Johnson Member, Heuvelton Member, Palatine Bridge Member, Wolf Hollow Member.


Geologic age:

Early Ordovician*


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

Named from exposures at Tribes Hill, [about 30 mi. east of type locality of Little Falls Dolomite], Montgomery Co., eastern NY (Ulrich and Cushing, 1910).


AAPG geologic province:

Appalachian basin*


For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.

Asterisk (*) indicates published by U.S. Geological Survey authors.

"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 ([ ]).