Geologic Unit: Dedham
Dedham Granite (MA*)
Dedham Plutonic Suite (MA,RI)
Dedham Granodiorite (MA)
Named from typical exposures about Dedham, MA (Crosby, 1880).
Unit Name History:
Named Dedham granodiorite (Crosby, 1880).
Name changed to Dedham Granite (Lyons, 1984).
MA State Geol. Map usage (Zen and others, 1983).
Isotopic dating (Rankin and others, 1983).
Areal limits (Thompson and Hermes, 1990).
Referred to as Dedham Plutonic Suite (Hermes and Murray, 1990).
Isotopic dating; Overview (Wones and Goldsmith, 1991).
Isotopic dating; Overview (Hepburn 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