USGS Visual Identifier
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Geologic Unit: Turkey Mountain

Turkey Mountain Member of Hoosac Formation (VT*)
Turkey Mountain Metabasalt Member of Hoosac Formation (VT)

Proterozoic, Late*
Cambrian, Early*
Geologic Province:
New England province*

Areal Extent:

Type Locality:
Not designated. Presumably named from Turkey Mountain, Saxtons River quadrangle, eastern VT.

Unit Name History:
Named (Thompson, IN Billings and others, 1952). Revised (Skehan, 1961).
VT State Geol. Map usage (Doll and others, 1961).
Overview, informal usage (Ratcliffe, 1993).
Formalization for USGS (Ratcliffe, 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