Geologic Unit: Hounsfield
Hounsfield Bentonite [Bed] of Selby Member of Rockland Formation (NY)
Hounsfield Metabentonite [Bed] of Selby Formation (NY)
Type section: in small quarry just north of Dexter-Brownville Road at foot of west slope of hill, 2 mi east of Dexter, Jefferson Co., NY. [Named from adjacent Hounsfield Twp.] (Kay, 1930).
Unit Name History:
Named (Kay, 1930).
Areal limits (Kay, 1931).
Revised (Kay, 1937).
Areal limits (Conkin, 1991).
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U.S. Department of the Interior, U.S. Geological Survey, Reston, VA, USA
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Last modified: 15-Jan-2013