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National Geologic Map Database

Geologic Unit: Bluebell

Usage:

Bluebell Dolomite (UT*-local)
Recognized locally in East Tintic Mountains and Goshen-Northern Long Ridge area.


Subunits:

(alphabetical) --all locally recognized in East Tintic mining district, UT: Beecher beds, Dora Member, /Eagle Member, Noah Member.


Geologic age:

Late Ordovician (Ashgillian), Early Silurian (Llandovery), and Middle Devonian (Eifelian? to Givetian?)*


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

Named from Bluebell Mine, [near Eureka in T. 10 S., R. 2 W., Juab Co., Tintic district, central northern UT] (Loughlin, IN Lindgren and Loughlin, 1919).


AAPG geologic province:

Great Basin 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 does not conform with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005). This may be explained within brackets ([ ]).