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National Geologic Map Database

Geologic Unit: Antes

Usage:

Antes Shale (MD*,PA*,WV*)
Antes Formation (PA*)


Geologic age:

Late Ordovician (Mohawkian to Cincinnatian; Shermanian to Edenian)*


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

Type section: on east bank of Antes Creek in immediate vicinity of U.S. Route 44 and PA Route 880 intersection in northwest part of Nippenose Valley, [north of Rauchtown, approx. Lat. 41 deg. 09 min. 48 sec. N., Long. 77 deg. 13 min. 12 sec. W., Linden 7.5-min quadrangle, Lycoming Co., north-central PA] (see Faill and others, 1977).
Notable exposures along Antes Creek above Antes Gap, Clinton Co., north-central PA (Kay, 1944).


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 ([ ]).