Usage:
Velpen Limestone Member of Linton Formation (IN)
Geologic age:
Middle Pennsylvanian (Desmoinesian)
Type section, locality, area and/or origin of name:
In NE/4 SE/4 NE/4 sec. 8, T. 2 S., R. 6 W., Pike Co., southern IN (Wier, 1961).
Named from town of Velpen, Pike Co., IN (Weller and others, 1942).
AAPG geologic province:
Illinois 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 ([ ]).