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Map showing publication footprint
  • Usage in publication:
    • Cheltenham formation
  • Modifications:
    • Revised
  • AAPG geologic province:
    • Ozark uplift
Publication:

McQueen, H.S., 1943, Geology of the fire clay districts of east central Missouri, with chapters on the results of x-ray analyses of the clays and the results of firing behavior tests by P.G. Herold: Missouri Division of Geological Survey and Water Resources Report, 2nd series, v. 28, 250 p.


Summary:

Revised as Cheltenham formation of Cherokee group. Consists of three unnamed members. Lower member in northern fire clay district consists of semi-flint and flint fire clays; in southern fire clay district, consists of flint, burley, and Diaspora clay. Middle member is recognized only in northern district as light-colored, semiplastic clay; may correlate with white, massive, homogenous, hard flint fire clay of southern district. Coal seams are common within this clay in southern district, but not in northern district. Upper member is present only in northern district and consists of dark-gray, plastic clay; may be counterpart of dark, soft flint fire clay of southern district. Cheltenham may include local representatives of Loutre and Tebo formations. Report includes stratigraphic sections. Age is Pennsylvanian.

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 ( ).

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