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National Geologic Map Database
Geologic Unit: Plumb
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Map showing publication footprint
  • Usage in publication:
    • Plumb shale member*
  • Modifications:
    • Original reference
  • Dominant lithology:
    • Shale
    • Sandstone
  • AAPG geologic province:
    • Forest City basin
Publication:

Moore, R.C., and Mudge, M.R., 1956, Reclassification of some Lower Permian and Upper Pennsylvanian strata in northern Midcontinent, IN Geological notes: American Association of Petroleum Geologists Bulletin, v. 40, no. 9, p. 2271-2278. [Available online, with subscription, from AAPG archives: http://www.aapg.org/datasystems or http://search.datapages.com]


Summary:

Pg. 2274 (fig. 1), 2275. Plumb shale member of Wood Siding formation. Defined to include strata between Nebraska City limestone member below and Grayhorse limestone member above. Thickness at type locality about 20 feet; average thickness across Kansas 13 feet. Name credited to M.R. Mudge and R.H. Burton [USGS Bull. 1068, 210 p., geol. map, 1959]. Age is Late Pennsylvanian (Virgilian).
Type section: exposed in an east-west roadcut in SW/4 SE/4 SE/4 sec. 30, T. 14 S., R. 13 E., about 1.5 miles west of Harveyville, Wabaunsee Co., eastern KS. Named from Plumb Twp., southeastern Wabaunsee Co., eastern KS.

Source: US geologic names lexicon (USGS Bull. 1200, p. 3066).


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 ([ ]).