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  • Usage in publication:
    • Brussels Formation†
  • Modifications:
    • Abandoned
  • AAPG geologic province:
    • Illinois basin
Publication:

Willman, H.B., and Frye, J.C., 1970, Pleistocene stratigraphy of Illinois: Illinois Geological Survey Bulletin, no. 94, 204 p.


Summary:

Deposits called Brussels Formation by Rubey (1952) are tentatively assigned to the Equality Formation (new name). Name Brussels is rejected. Equality is restricted to deposits of Wisconsinan age.

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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