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  • Usage in publication:
    • Carmichaels clay*
  • Modifications:
    • Named
  • Dominant lithology:
    • Clay
    • Sand
  • AAPG geologic province:
    • Appalachian basin
Publication:

Campbell, M.R., 1902, Masontown-Uniontown folio, Pennsylvania: U.S. Geological Survey Geologic Atlas of the United States Folio, GF-82, 21 p., scale 1:62,500


Summary:

Named for exposures at Carmichaels, Green Co., western PA. Consists of clay, sand, and boulders on terraces and abandoned channels or larger streams. Thickness is 50 to 80 ft. Age is Pleistocene.

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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