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National Geologic Map Database
Geologic Unit: Wupatki
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Map showing publication footprint
  • Usage in publication:
    • Wupatki member*
  • Modifications:
    • Original reference
  • AAPG geologic province:
    • Plateau sedimentary province
    • Black Mesa basin
Publication:

McKee, E.D., 1951, Triassic deposits of the Arizona-New Mexico border area, IN Smith, C.T., and Silver, Caswell, eds., Guidebook of the San Juan basin [covering south and west sides], New Mexico and Arizona: New Mexico Geological Society Field Conference Guidebook, no. 2, p. 85.


Summary:

Pg. 86, 87 (fig. 1). Wupatki member of Moenkopi formation. Red beds (shaly siltstones and structureless mudstones) alternating with resistant thick-bedded sandstones. Thickness over 50 feet. Underlies Winslow member (new); overlies Kaibab limestone. [Age is Early Triassic.]
Named in Winslow-Holbrook area, [Navajo Co.], northeastern AZ. [Probably named from Wupatki National Monument, Coconino Co., northeastern AZ.]

Source: US geologic names lexicon (USGS Bull. 1200, p. 4307-4308); supplemental information from GNU records (USGS DDS-6; Denver GNULEX).


Map showing publication footprint
  • Usage in publication:
    • Wupatki member
  • Modifications:
    • Areal extent
  • Dominant lithology:
    • Sandstone
    • Siltstone
    • Claystone
    • Mudstone
    • Conglomerate
    • Limestone
  • AAPG geologic province:
    • Plateau sedimentary province
Publication:

McKee, E.D., 1954, Stratigraphy and history of the Moenkopi formation of Triassic age: Geological Society of America Memoir, 61, 133 p.


Summary:

Pg. 18, 19. Wupatki member of Moenkopi formation. Thickness ranges from 70 to 119 feet. Underlies Moqui member (new) in Poverty Tank-Concho area, northeastern AZ. Units here called Wupatki and Moqui were referred to as Salt Creek by Hager (1922, Mining and Oil Bull., v. 8, no. 2, p. 73). [Age is Early Triassic.]

Source: US geologic names lexicon (USGS Bull. 1200, p. 4307-4308).


For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.

Asterisk (*) indicates usage by the U.S. Geological Survey. Other usages by state geological surveys.

"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 ([ ]).