Manley Coal Member
Lithostratigraphy: McCormick Group >>Abbott Formation >>Manley Coal Member
Chronostratigraphy: Paleozoic Erathem >>Pennsylvanian Subsystem >>Atokan Series
Allostratigraphy: Absaroka 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)
M. E. Hopkins and J. A. Simon
Name
Original description
The Manley Coal Member of the Abbott Formation (Kosanke et al., 1960, p. 31).
Derivation
Named for Manley, Fulton County.
Other names
The Manley Coal was previously called the Babylon Coal (Wanless, 1931a, p. 189-190, 192-193).
History/background
Type section
Type location
The Manley shares the type locality of the Babylon Sandstone Member (Wanless, 1957, p. 66, 205).
Type author(s)
Type status
Reference section
Reference location
Reference author(s)
Reference status
Stratigraphic relationships
Extent and thickness
The Manley Coal is widely distributed in western Illinois but occurs sporadically. It ranges up to 4 feet thick and has been mined in a few places. The Manley has not been identified in southern Illinois.
Lithology
It varies from banded coal to cannel coal, and at one mine in Fulton County cannel coal 2.5-3 feet thick was once mined (Wanless, 1957).
Core(s)
Photograph(s)
Contacts
Well log characteristics
Fossils
Age and correlation
It is correlated with the Shady Lane Coal Member of Indiana.
Environments of deposition
Economic importance
Remarks
References
KOSANKE, R. M., J. A. SIMON, H. R. WANLESS, and H. B. WILLMAN, 1960, Classification of the Pennsylvanian strata of Illinois: Illinois State Geological Survey Report of Investigations 214, 84 p.
WANLESS, H. R., 1931a, Pennsylvanian cycles in western Illinois: Illinois State Geological Survey Bulletin 60, p.
WANLESS, H. R., 1957, Geology and mineral resources of the Beardstown, Glasford, Havana, and Vermont Quadrangles: Illinois State Geological Survey Bulletin 82, 233 p.
ISGS Codes
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