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Map showing publication footprint
  • Usage in publication:
    • Blue River group
  • Modifications:
    • Original reference
  • Dominant lithology:
    • Limestone
  • AAPG geologic province:
    • Illinois basin
Publication:

Gray, H.H., Jenkins, R.D., and Weidman, R.H., 1960, Geology of the Huron area, south-central Indiana: Indiana Geological Survey Bulletin, no. 20, 78 p.


Summary:

Pg. 48-51, pl. 1. Blue River group. Comprises (ascending) St. Louis limestone, Ste. Genevieve limestone, and Paoli limestone (amended). Only upper 70 feet of group exposed in Huron area; well records show group to be about 400 feet thick. Underlies West Baden group. Age is Late Mississippian (Chester).
Well exposed along banks of Blue River which drains parts of Washington, Harrison, and Crawford Cos., south-central IN.

Source: US geologic names lexicon (USGS Bull. 1200, p. 400).


Map showing publication footprint
  • Usage in publication:
    • Blue River Group
  • Modifications:
    • Revised
  • AAPG geologic province:
    • Illinois basin
Publication:

Droste, J.B., and Carpenter, G.L., 1990, Subsurface stratigraphy of the Blue River Group (Mississippian) in Indiana: Indiana Geological Survey Bulletin, no. 62, 45 p.


Summary:

Previous usage of the Blue River Group in Indiana (Shaver and others, 1986) is here revised. This new nomenclature is now considered official IN State usage. Both in the subsurface and in outcrop, divided into (ascending) St. Louis, Ste. Genevieve, and Paoli Limestones. Aux Vases and Renault, previously formations in the subsurface, now regarded as members of Paoli Limestone, replacing Popcorn and Shetlerville Members of previous surface usage.

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


Map showing publication footprint
  • Usage in publication:
    • Blue River Group*
  • Modifications:
    • Overview
  • AAPG geologic province:
    • Illinois basin
Publication:

Ridgley, J.L., and Nuccio, V.F., 1995, Source rock potential of the Mississippian St. Louis Limestone in south-central Indiana, IN Evolution of sedimentary basins; Illinois basin: U.S. Geological Survey Bulletin, 2094-D, p. D1-D12.


Summary:

Used as Mississippian (Valmeyeran and Chesterian) Blue River Group in IN. Consists of St. Louis Limestone, Ste. Genevieve Limestone, and Paoli Limestone. Authors follow usage of Droste and Carpenter (1990).

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


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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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