Usage:
Salem Limestone (IN*,IL*,IA?,KS*,KY*)
Salem Formation (KY*,MO*)
Salem Limestone of Sanders Group (IN*)
Salem Limestone of Mammoth Cave Group (IL)
Subunits:
Somerset Shale Member (IN,KY), Kidd Member (IL), Fults Member (IL), Chalfin Member (IL), Rocher Member (IL).
Geologic age:
Mississippian, Late*
Meramecian*
Valmeyeran*
Type section, locality, area and/or origin of name:
Type area: vicinity of Salem, Washington Co., IN (Cumings, 1901).
Type locality not designated though is well exposed at quarry 0.5 mi west of Salem, Jay Co., IN. Origin of name not stated by author, but probably named from Salem (Cumings, 1901).
AAPG geologic province:
Appalachian basin*
Cincinnati arch*
Forest City basin
Illinois basin*
Iowa shelf
Ozark uplift
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 ([ ]).