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  • Usage in publication:
    • Miluveach Formation
  • Modifications:
    • Named
  • Dominant lithology:
    • Mudstone
  • AAPG geologic province:
    • Alaska Northern region
Publication:

Carman, G.J., and Hardwick, Peter, 1983, Geology and regional setting of Kuparuk oil field, Alaska: American Association of Petroleum Geologists Bulletin, v. 67, no. 6, p. 1014-1031. [Available online, with subscription, from AAPG archives: http://www.aapg.org/datasystems or http://search.datapages.com]


Summary:

Named after Miluveach River. Type section designated as interval (6793 to 6262 ft) in Ugnu State No.1 well, Kuparuk oil field, northernmost edge of Alaskan North Slope. Is lower formation (of 3) in Ugnuravik Group (new). Consists of grayish-brown to black silty mudstone. Is 300 to 500 ft thick in Colville-Prudhoe basin. Overlies Kingak Shale Formation. Underlies Kuparuk Formation (new) of Ugnuravik Group. Age given as Early Cretaceous in correlation chart.

Source: GNU records (USGS DDS-6; Menlo 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 ([ ]).

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