Usage:
No current usage.
(†Carlim Limestone (PA*) replaced with Hatter Formation and Loysburg Formation. See Hatter and Loysburg.)
Geologic age:
Middle to Late Ordovician (Whiterockian to Mohawkian; Chazyan to Turinian)
Type section, locality, area and/or origin of name:
Exposures at Carlim, quarry town 18 mi northwest of Williamstown, Blair Co., central PA (Butts, 1918).
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 conflicts with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021). May be explained within brackets ([ ]).