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National Geologic Map Database

Geologic Unit: Reynolds Basin

Usage:

Reynolds Basin Group (ID)


Subunits:

(alphabetical) --all in ID: Boston Ranch Formation, Hoot Nanny Olivine Basalt, Soldier Cap Olivine Basalt, Toll Gate Olivine Basalt.


Geologic age:

Tertiary
Miocene, late
or
Pliocene, early


Type section, locality, area and/or origin of name:

Type area: Reynolds Basin area centered about Reynolds Creek, in Owyhee Mountains bordering Payette section of Snake River Plain, 64 km southwest of Boise, Owyhee Co., ID (McIntyre, 1972).


AAPG geologic province:

Snake River basin


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 ([ ]).