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Map showing publication footprint
  • Usage in publication:
    • Dixie Valley formation*
  • Modifications:
    • Original reference
  • Dominant lithology:
    • Conglomerate
    • Fanglomerate
    • Sandstone
    • Limestone
    • Dolomite
  • AAPG geologic province:
    • Great Basin province
Publication:

Muller, S.W., Ferguson, H.G., and Roberts, R.J., 1951, Geology of the Mount Tobin quadrangle, Nevada: U.S. Geological Survey Geologic Quadrangle Map, GQ-7, 1 sheet, scale 1:125,000


Summary:

Dixie Valley formation. Conglomerate grading locally to fanglomerate, sandstone and shaly limestones and dolomites. Forms massive steplike ledges, prevailingly yellowish to brownish red or maroon. Maximum thickness about 600 feet; 280 to 300 feet at south end of Tobin Range. Underlies Favret formation (new), contact gradational; overlies Tobin formation (new). Age is Early Triassic.
Type locality: northwest part of Augusta Mountain, north end of Dixie Valley, north-central NV.

Source: US geologic names lexicon (USGS Bull. 1200, p. 1125).


Map showing publication footprint
  • Usage in publication:
    • Dixie Valley Formation*
  • Modifications:
    • Age modified
  • AAPG geologic province:
    • Great Basin province
Publication:

Silberling, N.J., and Nichols, K.M., 1982, Middle Triassic molluscan fossils of biostratigraphic significance from the Humboldt Range, northwestern Nevada: U.S. Geological Survey Professional Paper, 1207, 77 p., (incl. geologic map, scale 1:12,000)


Summary:

Age of the Dixie Valley Formation is modified from Early Triassic to Early and Middle Triassic.

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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