Historical:Lake Creek Coal Member
Lithostratigraphy: McLeansboro Group >>Modesto Formation >>Lake Creek Coal Member
Chronostratigraphy: Paleozoic Erathem >>Pennsylvanian Subsystem >>Desmoinesian Series
Allostratigraphy: Absaroka Sequence
Authors
M. E. Hopkins and J. A. Simon
Name Origin
The Lake Creek Coal Member of the Modesto Formation is named for Lake Creek Township, Williamson County (Cady, in Kosanke et al., 1960, p. 37).
Type Section
The type section of the Lake Creek Coal is at a depth of 86.6 feet in the Consolidated Coal Company drill hole 91 (SW NE NE 21, 8S-3E), located in Lake Creek Township.
Other Names
It previously was informally called the Third Cutler Rider coal.
Extent and Thickness
The coal is lenticular and occurs in southern Illinois.
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.
ISGS Codes
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