GEOLEX database
Geologic Unit: Marlboro
Usage:
Marlboro Formation (MA*,RI*)
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Type Locality:
Exposures along Main St, Marlboro, eastern MA (Emerson and Perry, 1907).
Subunits:
Sandy Pond Amphibolite Member (MA*)
Unit Name History:
Named (Emerson and Perry, 1907).
Age modified (Emerson, 1917; LaForge, 1932).
Restricted use in RI (Quinn and others, 1948).
Overview; Age modified (Hansen, 1956).
Age modified (Nelson, 1975; Castle and others, 1976).
Revised; Restricted (Bell and Alvord, 1976).
Age modified (Goldsmith, 1980).
MA State Geol. Map usage (Zen and others, 1983).
Areal limits; Revised (Goldsmith, 1991a).
Overview, age discussed (Goldsmith, 1991b).
Age modified (Hepburn and others, 1993).
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: 7-Jan-2007