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National Geologic Map Database
Geologic Unit: Chiricahua
Map showing publication footprint
  • Usage in publication:
    • Chiricahua Andesite
  • Modifications:
    • First used
  • Dominant lithology:
    • Andesite
  • AAPG geologic province:
    • Pedregosa basin
Publication:

Fernandez, L.A., Jr., and Enlows, H.E., 1966, Petrography of the Faraway Ranch Formation, Chiricahua National Monument, Arizona: Geological Society of America Bulletin, v. 77, no. 9, p. 1017-1030.


Summary:

Used for andesite underlying Faraway Ranch Formation in Chiricahua National Monument, AZ in the Pedregosa basin. Is of Cretaceous or Tertiary age.
[note to me: check --???same as Chiricahua Rhyolite of Kottlowski (1963); GNU filed index cards together.]

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 ([ ]).

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