USGS Visual Identifier
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Geologic Unit: Waits River

Usage:
Waits River Formation (VT*,MA*,NH*)

Age:
Silurian*
Devonian*

Geologic Province:
New England province*


Areal Extent:
VT*
MA*
NH*

Type Locality:
Village of Waits River and stream, Orange Co., central VT (Richardson, 1906).

Subunits:
Standing Pond Volcanic Member (VT*,NH*)

Unit Name History:
Named (Richardson, 1906).
VT State Geol. Map usage (Doll and others, 1961).
MA State Geol. Map usage (Zen and others, 1983).
Revised; Areal limits (Hatch and others, 1988).
Revised; Age modified (Hatch, 1989).
Age modified (Aleinikoff and Karabinos, 1990).
Areal limits (Thompson, 1990).
Isotopic dating (Hueber and others, 1990).
Revised; Biostratigraphic dating (Hatch, 1991).
Age modified (Offield and others, 1993).
Age modified; Isotopic dating (Moench and others, 1995).
Age modified (Ratcliffe, in press).

Note: If you need more information, please contact Nancy Stamm (nstamm@usgs.gov).
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
URL http://ngmdb.usgs.gov/ngmdb/ngm_catalog.ora.html
Database project personnel
Last modified: 15-Jan-2013