Usage:
Averill Granite (VT-recognized locally in Essex Co.)
Geologic age:
Mississippian(?)
Type section, locality, area and/or origin of name:
Underlies and surrounds Big Averill Lake [Great Averill Pond, Averill 7.5-min quadrangle], and all but a small part of Little Averill Lake [Little Averill Pond, Averill 7.5-min quadrangle], Essex Co., northeastern VT (Schroeder, 1921).
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 ([ ]).