Historical:Belgium Member

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Handbook of Illinois Stratigraphy
Series Bulletin 95
Author H. B. Willman, Elwood Atherton, T. C. Buschbach, Charles Collinson, John C. Frye, M. E. Hopkins, Jerry A. Lineback, Jack A. Simon
Date 1975
Link Web page
PDF PDF file
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Lithostratigraphy: Banner Formation >>Belgium Member
Chronostratigraphy: Cenozoic Erathem >>Quaternary System >>Pleistocene Series


John C. Frye and H. B. Willman

Name Origin

The Belgium Member of the Banner Formation (Johnson, 1971, p. 10) is named for the town of Belgium, Vermilion County.

Type Section

The type section is in the same exposure as the Hegeler Till Member, in the Harmattan Strip Mine No. 2 (SE SW SW 34, 20N-12W).

Extent and Thickness

The Belgium Member consists of two units; the lower is massive, tan to dark gray-brown, carbonaceous, calcareous, fossiliferous silt 0.5-2.5 feet thick (Leonard et al., 1971), and the upper is brown calcareous clay 0.5-1.5 feet thick. It is known in only the one locality in central eastern Illinois. It is known in only the one locality in central eastern Illinois.

Stratigraphic Position

The Belgium Member is bounded below by the Hegeler Till Member or bedrock and above by the Harmattan Till Member.


JOHNSON, W. H., 1971, Old glacial drift near Danville, Illinois: Illinois State Geological Survey Circular 457, 16 p.
LEONARD, A. B., J. C. FRYE, and W. H. JOHNSON, 1971, Illinoian and Kansan molluscan faunas of Illinois: Illinois State Geological Survey Circular 461, 23 p.

ISGS Codes

Stratigraphic Code Geo Unit Designation