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Map showing publication footprint
  • Usage in publication:
    • North Vernon limestone
  • Modifications:
    • Named
  • Dominant lithology:
    • Limestone
  • AAPG geologic province:
    • Cincinnati arch
Publication:

Borden, W.W., 1876, Jennings County, Ripley County [Indiana]: Indiana Department of Geology and Natural Resources Annual Report, no. 7, p. 146-202.


Summary:

Named the North Vernon, Jennings Co., southeastern IN. Consists of dark-blue, compact, stratified limestone with an occasional upper ledge of gray limestone. Thickness is 11 ft. Overlies Corniferous limestone and underlies the New Albany shale. Unit is same as Sellersburg limestone.

Source: GNU records (USGS DDS-6; Reston GNULEX).


Map showing publication footprint
  • Usage in publication:
    • North Vernon Limestone*
  • Modifications:
    • Biostratigraphic dating
  • AAPG geologic province:
    • Illinois basin
    • Cincinnati arch
Publication:

Sandberg, C.A., Hasenmueller, N.R., and Rexroad, C.B., 1994, Conodont biochronology, biostratigraphy, and biofacies of the Upper Devonian part of the New Albany Shale, Indiana: Courier Forschungsinstitut Senckenberg, v. 168, p. 227-253.


Summary:

Conodont biostratigraphy indicates that the Beechwood Member of the North Vernon Limestone in IN is of Middle Devonian (Givetian) age. conodonts from the VARCUS, HERMANNI-CRISTATUS, and DISPARILIS Zones were recovered from the Beechwood Member. Unit unconformably underlies the Blocher Member of the New Albany Shale.

Source: GNU records (USGS DDS-6; Reston GNULEX).


For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.

Asterisk (*) indicates published by U.S. Geological Survey authors.

"No current usage" (†) implies that a name has been abandoned or has fallen into disuse. Former usage and, if known, replacement name given in parentheses ( ).

Slash (/) indicates name conflicts with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021). May be explained within brackets ([ ]).

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