Geologic Unit: Berkshire Valley
Berkshire Valley Formation (NJ*)
Exposures at southwest end of Longwood Lake, Morris Co., north-central NJ. Named from nearby town (Barnett, 1970).
Reference section: Exposures 400 ft southwest of the type section (Barnett, 1970).
Unit Name History:
First used (Barnett, 1967, Dissert. Abs., sec. B, v. 27, no. 9, p. 3145) [Not synopsized].
Named (Barnett, 1970).
Overview (Drake and others, in press).
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Asterisks (*) indicate usage by the U.S. Geological Survey. Other usages by state geological surveys.
"No current usage" implies that a name has been abandoned or that it has fallen into disuse. Former usage and, if known, replacement name given in parentheses ().
Slashes (/) indicate unit name usage violates the 1983 North American Stratigraphic Code. This violation may be explained within brackets ([ ]).
U.S. Department of the Interior, U.S. Geological Survey, Reston, VA, USA
Database project personnel
Last modified: 15-Jan-2013