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National Geologic Map Database

Geologic Unit: Orangeville

Usage:

Orangeville Shale of Cuyahoga Group (OH*,PA*)
Orangeville Shale Member of Cuyahoga Formation (OH,PA)


Subunits:

Sunbury Member (OH*,PA*), Aurora Siltstone Member (OH*,PA*), Chardon Siltstone Member (OH*), Bartholomew Siltstone Member (PA*), and Hungry Run Sandstone Member (PA*)


Geologic age:

Early Mississippian (Tournaisian; Kinderhookian to Osagean)*


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

Exposures at village of Orangeville, Trumbull Co., OH, near PA State line (White, 1880).


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 ([ ]).