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National Geologic Map Database

Geologic Unit: Spring Creek

Usage:

No current usage.
(†Spring Creek Granite (CO) abandoned.)


Geologic age:

Mesoproterozoic


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

Not stated. Occurs only on southwest half of Red Mountain, and on hill to south, on opposite side of Spring Creek, Cripple Creek district, eastern CO (Cross, 1895).


AAPG geologic province:

Southern Rocky Mountain region


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 ([ ]).