East Greenwich Plutonic Suite (RI*)
East Greenwich Plutonic Suite of Scituate Plutonic Supersuite (RI)
Spencer Hill Volcanics, Maskerchugg Granite, Cowesett Granite, and several unnamed intrusives
Devonian*
Occurs in and west of village of East Greenwich, East Greenwich quadrangle, central RI (Emerson and Perry, 1907).
New England province*
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 conflicts with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021). May be explained within brackets ([ ]).