Noix Oolite Member

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Lithostratigraphy: Hunton Limestone Megagroup >>Edgewood Formation >>Noix Oolite Member
Chronostratigraphy: Paleozoic Erathem >>Silurian System >>Alexandrian Series
Allostratigraphy: Tippecanoe 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)

H. B. Willman and Elwood Atherton

Name

Original description

The Noix Oolite Member of the Edgewood Formation (Keyes, 1898, p. 59, 62).

Derivation

Named for exposures along Noix Creek near Louisiana, Pike County, Missouri.

Other names

History/background

Type section

Type location

Type author(s)

Type status

Reference section

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Reference author(s)

Reference status

Stratigraphic relationships

The Noix Oolite Member is generally at or close to the base of the Edgewood Formation but is lenticular and absent in some areas.

Extent and thickness

The Noix Oolite Member is commonly is 1.5-3.5 feet thick in western Illinois (Rubey, 1952), and it is as much as 2 feet thick in southern Illinois (Pryor and Ross, 1962).

Lithology

Core(s)

Photograph(s)

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Well log characteristics

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Age and correlation

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Economic importance

Remarks

References

KEYES, C. R., 1898, Some geological formations of the Capau-Gres uplift: Iowa Academy of Science Proceedings, v. 5, p. 58-63.
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.
RUBEY, W. W., 1952, Geology and mineral resources of the Hardin and Brussels Quadrangles: USGS Professional Paper 218, 179 p.

ISGS Codes

Stratigraphic Code Geo Unit Designation
7020
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