Sample Sandstone Member
Lithostratigraphy: Pope Megagroup >>West Baden Group >>Paint Creek Group >>Ridenhower Formation >>Sample Sandstone Member
Chronostratigraphy: Paleozoic Erathem >>Mississippian Subsystem >>Chesterian Series >>Gasperian Stage
Allostratigraphy: Kaskaskia 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)
Elwood Atherton, Charles Collinson, and Jerry A. Lineback
Name
Original description
The Sample Sandstone Member of the Ridenhower Formation (Butts, 1917, p. 70-73).
Derivation
Named for the town of Sample, Breckenridge County, Kentucky.
Other names
History/background
Type section
Type location
The type section of the Sample Sandstone Member is in a railroad cut on the north bank of Sinking Creek, 1 mile east of Sample.
Type author(s)
Type status
Reference section
Reference location
Reference author(s)
Reference status
Stratigraphic relationships
The Sample Sandstone Member is the middle member of the Ridenhower Formation.
Extent and thickness
It occurs locally in southeastern Illinois.
Lithology
The Sample Sandstone Member is dominantly sandstone and shale.
Core(s)
Photograph(s)
Contacts
Well log characteristics
Fossils
Age and correlation
Environments of deposition
Economic importance
Remarks
References
BUTTS, CHARLES, 1917, Descriptions and correlations of the Mississippian formations of western Kentucky, Part I of Mississippian formations of western Kentucky: Kentucky Geological Survey, v. 1, 119 p.
ISGS Codes
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