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National Geologic Map Database

Geologic Unit: Thorp Point

Usage:

Thorp Point Member of [Fort] Cassin Formation (VT)


Geologic age:

Early Ordovician


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

Type section: along western shore of Thorp Point, western VT. Section begins 20 yards west of bostonite dike at northwest corner of Thorp Point, extends south along shore to south side of first cove and then southeastward upslope to position 20 yards west of barn (Welby, 1961).


AAPG geologic province:

New England province


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 ([ ]).