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National Geologic Map Database

NGMDB

Geologic Unit: Northfield

Usage:

Northfield Member of Gile Mountain Formation (VT*)
Northfield Formation (VT*)
Northfield Formation of St. Francis Group (VT)
Northfield Slate (VT*)


Geologic age:

Silurian(?)*
Devonian, Early*


Type section, locality, area and/or origin of name:

Village of Northfield, Northfield Twp., Barre quadrangle, Washington Co., northeastern VT, near which slate was formerly extensively quarried (Richardson, 1906; Currier and Jahns, 1941).


AAPG geologic province:

New England province*


NGMDB

For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.

Asterisk (*) indicates usage by the U.S. Geological Survey. Other usages by state geological surveys.

"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 does not conform with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005). This may be explained within brackets ([ ]).

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Page Last Modified: Tue Jun 3 16:22:06 2014