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Geologic Unit: Miles
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  • Usage in publication:
    • Miles limestone member
  • Modifications:
    • Original reference
  • Dominant lithology:
    • Limestone
  • AAPG geologic province:
    • Forest City basin
Publication:

Condra, G.E., 1935, Geologic cross-section, Forest City, Missouri to south of Du Bois, Nebraska: Nebraska Geological Survey Paper, no. 8, 23 p., Issued late in 1935. See also USGS unpub. corr. charts of Pennsylvanian and Permian rocks of KS and NE, compiled by M.G. Wilmarth, Secretary of Committee on Geologic Names, Oct. 1936


Summary:

Pg. 5, 9. Miles limestone. Basal member of Falls City limestone formation. Is blue-gray; locally weathers brownish and porous; 1+ feet thick. Underlies Reserve shale member and overlies Hawxby shale formation. Age is considered Permian (lower part of Big Blue).
Type locality: in high hill west of the Miles Ranch, 2+/- mi southwest of Falls City, [Richardson Co., southeastern NE].

Source: US geologic names lexicon (USGS Bull. 896, p. 1368); GNC KS-NE Pennsylvanian Corr. Chart, sheet 2, Oct. 1936.


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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