Usage:
No current usage.
(Rocks of †Chicago Mound Formation of Admire Group (KS,NE) reallocated to Falls City Limestone and Onaga Shale of Admire Group. See Falls City and Onaga.)
Geologic age:
Late Pennsylvanian (Virgilian)
Type section, locality, area and/or origin of name:
Notable exposures in slopes and cuts along Highway 10, southeast of Chicago Mound, a well-known topographic feature southwest of Maple Hill, Wabaunsee Co., east-central KS (Condra and Reed, 1943).
AAPG geologic province:
Forest City 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 ([ ]).