Menard Limestone

The Menard Limestone is a geologic formation in the Illinois Basin of southern Illinois, southwestern Indiana, and western Kentucky.[1][3]

Menard Limestone
Stratigraphic range: Mississippian
TypeFormation
Unit ofBuffalo Wallow Group
Sub-unitsAllard Limestone Member, Scottsburg Limestone Member, and Walche Limestone Member[1]
UnderliesPalestine Formation
OverliesWaltersburg Formation
AreaIllinois Basin
Lithology
PrimaryLimestone and shale
Location
RegionAdjacent parts of Illinois, Indiana, and Kentucky
CountryUnited States
ExtentSouthern Illinois, southwestern Indiana, and western Kentucky
Type section
Named forMenard, Randolph Co., Illinois[2]
Named byWeller (1913)[2]

The type section of both the Walche Limestone Member and the Scottsburg Limestone Member are exposures in Walche's Cut, a railway cutting on the Illinois Central Railroad.[4][5][6]

References

  1. Stamm, N. 2020b, Geologic Unit: Menard, National Geologic Map Database, Geolex, United States Geological Survey, Reston, Virgina.
  2. Weller, Stuart, 1913, Stratigraphy of the Chester group in southwestern Illinois: Illinois Academy of Science Transactions, vol. 6, p. 118-129.
  3. Willman, H.B., Atherton, Elwood, Buschbach, T.C., Collinson, Charles, Frye, J.C., Hopkins, M.E., Lineback, J.A., and Simon, J.A., 1975, Handbook of Illinois stratigraphy: Illinois Geological Survey Bulletin, no. 95, 261 p.
  4. "Walche Limestone Member". igws.indiana.edu.
  5. Swann, David Henry (November 17, 1963). "Classification of Genevievian and Chesterian (late Mississippian) rocks of Illinois" via www.ideals.illinois.edu. Cite journal requires |journal= (help)
  6. Droste, J. B., and Keller, S. J., 1995, Subsurface stratigraphy and distribution of oil fields of the Buffalo Wallow Group (Mississippian) in Indiana: Indiana Geological Survey Bulletin 63, 24 p.
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