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National Geologic Map Database

Geologic Unit: Decathon

Usage:

Decathon Member of Laketown Dolomite (NV,UT)
Decathon Member of Laketown Dolostone (UT)


Geologic age:

late Early to early Late(?) Silurian (Wenlock to Ludlow?)


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

Type locality: Decathon Canyon [in T. 10 N., R. 70 E., White Pine Co., eastern NV], one of the principal drainage channels of the southern Snake Range, west of Big Springs Ranch (Rush, 1956).
Reference section: Tony Grove Lake, Bear River Range, in SW/4 SW/4 sec. 6 (unsurveyed), T. 13 N., R. 3 E., northeastern Cache Co., UT (Budge and Sheehan, 1980).


AAPG geologic province:

Wasatch uplift
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 ([ ]).