Usage:
Hope Valley Alaskite Gneiss of Sterling Plutonic Suite (RI*,CT*,MA*)
Geologic age:
Neoproterozoic*
Type section, locality, area and/or origin of name:
Exposures on low knobs 1 mi north of village of Hope Valley, Hope Valley quadrangle, Washington Co., southern RI (Moore, 1958).
Particularly well exposed on one of these knobs known as Goat Rock. Widespread in southern part of state.
AAPG geologic province:
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 ([ ]).