Sample Sandstone Member

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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

Stratigraphic Code Geo Unit Designation
4410
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