Hegeler Till Member

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Lithostratigraphy: Banner Formation >>Hegeler Till Member
Chronostratigraphy: Cenozoic Erathem >>Quaternary System >>Pleistocene Series

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)

John C. Frye and H. B. Willman

Name

Original description

Hegeler Till Member, Banner Formation (Johnson, 1971, p. 8).

Derivation

Named for the town of Hegeler, Vermilion County.

Other names

History/background

Type section

Type location

The type section is in the Harmattan Strip Mine No. 2 (SE SW SW 34, 20N-12W).

Type author(s)

Type status

Reference section

Reference location

Reference author(s)

Reference status

Stratigraphic relationships

It is known in only the one locality, where it rests on rocks of Pennsylvanian age and is overlain by the Belgium Member.

Extent and thickness

It is up to 8 feet thick, greenish gray, weakly calcareous, generally massive, and compact.

Lithology

The unit consists of two zones; the lower is outwash with gravelly till and the upper is silty till.

Core(s)

Photograph(s)

Contacts

Well log characteristics

Fossils

Age and correlation

Environments of deposition

Economic importance

Remarks

References

JOHNSON, W. H., 1971, Old glacial drift near Danville, Illinois: Illinois State Geological Survey Circular 457, 16 p.

ISGS Codes

Stratigraphic Code Geo Unit Designation
1120
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