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Geologic Unit: Paddock
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Map showing publication footprint
  • Usage in publication:
    • Paddock shale member
  • Modifications:
    • Original reference
  • Dominant lithology:
    • Shale
  • AAPG geologic province:
    • Nemaha anticline
Publication:

Condra, G.E., and Upp, J.E., 1931, Correlation of the Big Blue series in Nebraska: Nebraska Geological Survey Bulletin, 2nd series, no. 6, 74 p., See also "Modern classifications of the Permian rocks of Kansas and Nebraska," compiled by M.G. Wilmarth, Secretary of Committee on Geologic Names, USGS unpub. corr. chart, Oct. 1936, 1 sheet


Summary:

Pg. 61. Paddock shale. Top member of Enterprise [shale] of Sumner group, overlying Krider limestone and underlying Herington limestone members. Typically olive-drab to bluish-gray massive argillaceous shale, usually containing some platy argillaceous-calcareous stringers which locally become quite prominent. Weathers buff to yellowish. Thickness 9 or 10 feet in southern Kansas; 14+/- feet in northern Kansas and Nebraska. Age is Permian (Big Blue).
Type locality: road cut 0.25 mi. south of Krider, Gage Co., southeastern NE. Named tor Paddock Twp., southern Gage Co.

Source: US geologic names lexicon (USGS Bull. 896, p. 1586); GNC KS-NE Permian Corr. Chart, Oct. 1936.


Map showing publication footprint
  • Usage in publication:
    • Paddock shale member
  • Modifications:
    • Revised
  • AAPG geologic province:
    • Nemaha anticline
Publication:

Moore, R.C., 1936, Pennsylvanian and lower "Permian" rocks of the Kansas-Missouri region: Kansas Geological Society Guidebook for the Annual Field Conference, no. 10, p. 7-73., 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. 12. Paddock shale member of Nolans limestone of Sumner group. Discarded Enterprise and treated Paddock shale as middle member of his Nolans formation (new).
[GNC remark (ca. 1938, US geologic names lexicon, USGS Bull. 896, p. 1586): Paddock shale of Sumner group. Recognized in eastern Kansas and southeastern Nebraska. Age is Permian.]

Source: US geologic names lexicon (USGS Bull. 896, p. 1586); GNC KS-NE Permian Corr. Chart, Oct. 1936.


Map showing publication footprint
  • Usage in publication:
    • Paddock shale member*
  • Modifications:
    • Overview
    • Adopted
  • AAPG geologic province:
    • Nemaha anticline
Publication:

Moore, R.C., Frye, J.C., Jewett, J.M., Lee, Wallace, and O'Connor, H.G., 1951, The Kansas rock column: Kansas Geological Survey Bulletin, no. 89, 132 p.


Summary:

Pg. 41. Paddock shale member of Nolans limestone. Underlies Herington limestone member; overlies Krider limestone member. Thickness 7 to 10 feet in northern part of Kansas and about 30 feet in southern part. Age is Permian (Leonard series).

Source: US geologic names lexicon (USGS Bull. 1200, p. 2891).


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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 does not conform with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005). This may be explained within brackets ([ ]).