Copperas Creek Sandstone Member
Lithostratigraphy: Kewanee Group >>Carbondale Formation >>Copperas Creek Sandstone Member
Chronostratigraphy: Paleozoic Erathem >>Pennsylvanian Subsystem >>Desmoinesian Series
Allostratigraphy: Absaroka Sequence
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)
M. E. Hopkins and J. A. Simon
Name
Original description
The Copperas Creek Sandstone Member of the Carbondale Formation (Savage, 1927, p. 309).
Derivation
Named for Copperas Creek in Fulton County, along which the sandstone is well exposed (Wanless, 1957, p. 114).
Other names
History/background
Type section
Type location
No type section was designated.
Type author(s)
Type status
Reference section
Reference location
Reference author(s)
Reference status
Stratigraphic relationships
Extent and thickness
The Copperas Creek occurs in western Illinois as a widespread, thin-bedded sheet sandstone and as a channel sandstone.
Lithology
The Copperas Creek channels appear to be part of a south-to-southeast drainage system that connects with the Anvil Rock Sandstone channels of the deeper part of the Illinois Basin.
Core(s)
Photograph(s)
Contacts
Well log characteristics
Fossils
Age and correlation
It is correlated with the Anvil Rock Sandstone of southern Illinois.
Environments of deposition
Economic importance
Remarks
References
SAVAGE, T. E., 1927, Significant breaks and overlaps in the Pennsylvanian rocks of Illinois: American Journal of Science, v. 14, p. 307-316.
WANLESS, H. R., 1957, Geology and mineral resources of the Beardstown, Glasford, Havana, and Vermont Quadrangles: Illinois State Geological Survey Bulletin 82, 233 p.
ISGS Codes
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