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National Geologic Map Database

Geologic Unit: Devils Hole

Usage:

Devils Hole Sandstone of Medina Group (NY*)


Subunits:

Balls Falls facies (informal) (NY).


Geologic age:

early Early Silurian (Llandovery)*


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

Roadcut along east side of Niagara River Gorge on the south haul road to the Robert Moses Powerplant, 0.4 mi north of Devils Hole State Park, Lewiston, Niagara Co., NY (Brett and others, 1995).


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 ([ ]).