Levings Member
Lithostratigraphy: Embayment Megagroup >>McNairy Formation >>Levings Member
Chronostratigraphy: Mesozoic Erathem >>Cretaceous System >>Gulfian Series
Primary source
Willman, H. B., Elwood Atherton, T. C. Buschbach, Charles Collinson, John C. Frye, M. E. Hopkins, Jerry A. Lineback, and Jack A. Simon, 1975, Handbook of Illinois Stratigraphy: Illinois State Geological Survey Bulletin 95, 261 p.
Contributing author(s)
H. B. Willman and John C. Frye
Name
Original description
The Levings Member of the McNairy Formation (Pryor and Ross, 1962, p. 19).
Derivation
Named for Levings, Pulaski County.
Other names
History/background
Type section
Type location
Levings is 1.5 miles northeast of the type section along a creek southwest of U.S. Dam 53 (NW SW 18, 15S-2E).
Type author(s)
Type status
Reference section
Reference location
Reference author(s)
Reference status
Stratigraphic relationships
Extent and thickness
The Levings occurs in the middle part of the McNairy Formation, is 0-70 feet thick, and is generally present throughout the northern part of the Mississippi Embayment.
Lithology
The Levings Member is largely lignitic silt and clay with thin beds of lignite.
Core(s)
Photograph(s)
Contacts
Well log characteristics
Fossils
Age and correlation
Environments of deposition
Economic importance
Remarks
References
PRYOR, W. A., and C. A. ROSS, 1962, Geology of the Illinois parts of the Cairo, La Center, and Thebes Quadrangles: Illinois State Geological Survey Circular 332, 39 p.
ISGS Codes
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