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National Geologic Map Database

Geologic Unit: Tincanebits

Usage:

Tincanebits Tongue of Bright Angel Shale of Tonto Group (AZ*-local)
Tincanebits Member of Lyndon Limestone (AZ-local)
Recognized locally in western Grand Canyon.


Geologic age:

Middle Cambrian*


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

Not designated. Is lower of two rusty-brown dolomite units in the western Grand Canyon [Coconino and Mohave Cos., northwestern AZ]. Traced along walls of canyon for many miles. Origin of name not stated by author, but probably named from Tincanebits Wash, north of Colorado River and north of Lake Meade, Mohave Co., northwestern AZ (McKee, 1945).


AAPG geologic province:

Plateau sedimentary province*


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 ([ ]).