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Geologic Unit: Lehmer
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  • Usage in publication:
    • Lehmer 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. Lehmer limestone member of Falls City limestone of Admire group. Gray, usually weathering brownish, soft, porous; 3 to 4 feet thick. Top member of Falls City limestone formation. Occurs above Reserve shale member of Falls City and below West Branch shale formation. Age is considered Permian (lower part of Big Blue).
Type locality: top bed at old Lehmer quarry, 4 mi southwest of Falls City, [Richardson Co.], southeastern NE.

Source: US geologic names lexicon (USGS Bull. 896, p. 1167); 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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