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National Geologic Map Database

Geologic Unit: Berg Creek

Usage:

Berg Creek Formation (AK*)


Geologic age:

Early Cretaceous (Hauterivian to Barremian)*


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

Type section: from west of Berg Creek to 1.8 km south of Kuskulana Pass; exposures from SE/4 SW/4 sec. 34, T. 3 S., R. 9 E. southward to south part of SE/4 NW/4 sec. 3, T. 4 S., R. 9 E., McCarthy C-8 quadrangle (scale 1:63,360), Wrangell Mountains, AK (MacKevett and others, 1978).


AAPG geologic province:

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