Geologic Unit: Stockbridge
Stockbridge Formation (MA*,VT*,CT*,NY*)
Stockbridge Marble (CT*,NY)
Stockbridge Group (MA*,NY*,CT*)
Stockbridge and Old West Stockbridge marble quarries, western MA (Emmons, 1842).
Bascom Formation (MA*,VT*), Chipman Dolomite (VT), Clarendon Springs Dolomite (MA*,VT*), Cutting Dolomite (VT), Danby Formation (VT), Dunham Dolomite (VT), Kitchen Brook Dolomite (MA*), and Shelburne Formation/Marble (MA*,VT*) of Stockbridge Group
Unit Name History:
Named Stockbridge limestone (Emmons, 1842).
Age modified; Extended into NY and CT (Dana, 1872).
Redescribed as Stockbridge Marble (Rodgers and others, 1956).
Revised (Clarke, 1958).
Rank raised to group; Age modified (Herz, 1958).
Revised to Stockbridge Formation; Age modified (Zen, 1966).
Revised (Zen, 1967; Johnsen and Schaffel, 1967).
Age modified (Ratcliffe, 1974).
MA State Geol. Map usage (Zen and others, 1983).
Revised (Ratcliffe and others, 1993).
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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