Scottsburg Limestone Member

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Lithostratigraphy: Pope Megagroup >>Menard Limestone >>Scottsburg Limestone Member
Chronostratigraphy: Paleozoic Erathem >>Mississippian Subsystem >>Chesterian Series >>Elviran 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 Scottsburg Limestone Member of the Menard Formation (Swann, 1963, p. 38-39).

Derivation

Named for Scottsburg, Caldwell County, Kentucky.

Other names

The Scottsburg Limestone Member has commonly been referred to as the "Massive Menard."

History/background

Type section

Type location

The type section of the Scottsburg Limestone Member is located 3 miles northeast of Scottsburg, Caldwell County, Kentucky in Walche's cut on the Illinois Central Railroad.

Type author(s)

Type status

Reference section

Reference location

Reference author(s)

Reference status

Stratigraphic relationships

Extent and thickness

The member is 30-40 feet thick in the far south, but it thins northward to about 5 feet.

Lithology

Much of the limestone is dense and fine grained to lithographic. Some beds are dolomitic.

Core(s)

Photograph(s)

Contacts

Well log characteristics

Fossils

Age and correlation

Environments of deposition

Economic importance

Remarks

References

SWANN, D. H., 1963, Classification of Genevievian and Chesterian (Late Mississippian) rocks of Illinois: Illinois State Geological Survey Report of Investigations 216, 91 p.

ISGS Codes

Stratigraphic Code Geo Unit Designation
4190
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