U.S. Geological Survey Home AASG Logo USGS HOME CONTACT USGS SEARCH USGS
National Geologic Map Database
Geologic Unit: Bell
Map showing publication footprint
  • Usage in publication:
    • Bell sandstone
  • Modifications:
    • Informally named
  • Dominant lithology:
    • Sandstone
  • AAPG geologic province:
    • Powder River basin
Publication:

Hunt, E.H., 1938, Developments in Rocky Mountain region in 1937: American Association of Petroleum Geologists Bulletin, v. 22, no. 6, p. 677-693. [Available online, with subscription, from AAPG archives: http://www.aapg.org/datasystems or http://search.datapages.com]


Summary:

Pg. 683. Bell sandstone (informal). Named applied to oil-producing zone at base of Minnelusa formation in Lance Creek oil field, Niobrara County, Wyoming. Top approximately 1,000 feet below top of Minnelusa and 500 feet below top of Leo sandstone (informal) in Minnelusa. Immediately overlies Mississippian Madison limestone. [Age is Pennsylvanian.]
[Probably named from Continental Oil Company, Tom Bell Cattle Company No. 10 well, in SW/4 NW/4 sec. 34, T. 36 N., R. 65 W., Niobrara Co., northeastern WY.]

Source: Publication; GNU records (USGS DDS-6; Denver GNULEX).


Map showing publication footprint
  • Usage in publication:
    • Bell sand
  • Modifications:
    • Overview
  • AAPG geologic province:
    • Powder River basin
Publication:

Foster, D.I., 1958, Summary of the stratigraphy of the Minnelusa formation, Powder River basin, Wyoming, IN Bibb, T.W., Jr., chairman, Powder River basin: Wyoming Geological Association Field Conference Guidebook, no. 13, p. 39-44.


Summary:

Informal name for basal sandstone unit of the Minnelusa formation in the southern and eastern parts of the Powder River basin. Shown on correlation diagram as equivalent to the Fairbanks [member] of the Hartville formation in the Hartville uplift, Wyoming, and the "Darwin sand" of the Amsden formation in the Bighorn basin, Wyoming. Age is Pennsylvanian (Morrowan?).

Source: GNU records (USGS DDS-6; Denver 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 ( ).

Slash (/) indicates name conflicts with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021). May be explained within brackets ([ ]).

Accessibility FOIA Privacy Policies and Notices

USA Gov U.S. Department of the Interior | U.S. Geological Survey
Supported by the National Cooperative Geologic Mapping Program
Page Contact Information: Personnel
Page Last Modified: Thu 04 Apr 2024 03:48:54 PM MDT