Geologic Unit: Queenston
Queenston Shale (NY*,PA*,OH*,MI*)
Type Locality: (See Canadian Lexicon)
Type area: town of Queenston in Ontario, Canada, across Niagara River from Lewiston, NY, where beds are partly exposed (Grabau, 1908).
Unit Name History:
Named (Grabau, 1908).
Overview (Ryder, 1992).
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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
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Last modified: 15-Jan-2013