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.
John C. Frye and H. B. Willman
Belgium Member, Banner Formation (Johnson, 1971, p. 10).
Named for the town of Belgium, Vermilion County.
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).
The Belgium Member is bounded below by the Hegeler Till Member or bedrock and above by the Harmattan Till Member.
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.
Well log characteristics
Age and correlation
Environments of deposition
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.
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