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National Geologic Map Database

Geologic Unit: Rib Mountain

Usage:

Rib Mountain Quartzite (WI)
Probably the same as the "Rib Hill quartzite" of Weidman (1907).


Geologic age:

Precambrian


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

Not designated. Is shown on map at Rib Mountain, central Marathon Co., WI (Read, Weis, 1962).


AAPG geologic province:

Lake Superior 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 ([ ]).