Geologic Unit: Hawley
Hawley Formation (MA*,VT*,CT*)
Type section: Clark Hill, 1500 ft north of MA-VT State line, Heath quadrangle, VT. Named from exposures in Hawley Twp., Franklin Co., northwestern MA (Emerson, 1898).
Unit Name History:
Named Hawley Schist (Emerson, 1898).
Age modified (Chidester and others, 1967).
Redescribed as Hawley Formation; Areal limits; Type and reference sections (Hatch, 1967).
Correlation discussed; Extended into CT? (Schnabel, 1974).
MA State Geol. Map usage (Zen and others, 1983).
CT State Geol. Map usage (Rodgers, 1985).
Overview (Stanley and Hatch, 1988).
Overview; Age modified (Tzrciensky and others, 1992).
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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