USGS Visual Identifier
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Geologic Unit: West Halifax

West Halifax Trondhjemite of North River Igneous Suite

Geologic Province:
New England province*

Areal Extent:

Type Locality:
Bench-like outcrop (200 m by 25 m) located along west slope of northeast-trending ridge, approx. 50 m below crest, 0.75 km east of center of village of West Halifax, southeast part of Jacksonville 7.5-min quadrangle, Windham Co., VT (Ratcliffe and Armstrong, in press).

Unit Name History:
Named (Ratcliffe and Armstrong, in press).

Note: If you need more information, please contact Nancy Stamm (
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