- Usage in publication:
-
- Loves Park Member
- Modifications:
-
- Original reference
- Dominant lithology:
-
- Dolomite
- Bentonite
- AAPG geologic province:
-
- Wisconsin arch
- Iowa shelf
Summary:
Pg. 50-51. Loves Park Member of Dunleith Formation. Present in Illinois. Includes Calmar, Conover, Nasset, and Haldane Bentonite Beds (all new). Consists mostly of dolomite, cherty dolomite, bentonite. Thickness 15 m at type section. Overlies Fairplay Member; underlies Wyota Member. Equivalent of Mortimer, Rivoli, Sherwood, and Wall Members of Dunleith Formation in area east and south of Freeport, Illinois, where those members cannot be divided. [See entries under Calmar, Conover, Nasset, and Haldane.]
Type section: Harlem Southeast Section, quarry 1.6 km southeast of Harlem, in center SE/4 sec. 33, T. 45 N., R. 2 E., Winnebago Co., IL. Named from town of Loves Park, 1.6 km southwest of type section.
Source: US geologic names lexicon (USGS Bull. 1564, p. 100).
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 ([ ]).