Geologic Unit: Nittany
Nittany Dolomite of Beekmantown Group (PA*,MD*,VA,TN)
Nittany Formation (PA,VA)
Type area: Nittany Valley, Centre Co., PA (Ulrich, 1911).
Unit Name History:
Named (Ulrich, 1911). Extended into TN (Prouty, 1948). Revised to Nittany formation in VA (Milici, 1963). Revised to Nittany Formation in PA (Wagner, 1966). Revised (Spelman, 1966). Overview (Berg, 1980). Overview (Faill and others, 1989).
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"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 ().
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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