Geologic Unit: Denmark
No current usage.
(Denmark Formation of Trenton Group (NY) abandoned.)
Well displayed in Trenton Falls Gorge. Named from Denmark Twp., Lewis Co., NY (Kay, 1937).
Unit Name History:
Named Denmark member of Sherman Fall formation (Kay, 1937).
Raised to formation rank; Subdivided (Kay, 1943).
Stratigraphically restricted; Revised (Chenoweth, 1952).
Referred to as Denmark Limestone of Trenton Group (Fisher, 1961).
Abandoned (Fisher, 1977).
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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