Geologic Unit: Isle La Motte
Isle La Motte Limestone of Black River Group (VT,NY)
Type section: In Hill quarry on east side of Isle La Motte in Lake Champlain, Grand Isle Co., VT (Kay, 1937).
Unit Name History:
Named Isle La Motte marble (Emmons, 1842). Redescribed as Isle La Motte limestone; Principal reference; Age modified (Kay, 1937). Revised; Age modified (Kay, 1958). Assigned to Black River group (Doll and others, 1961).
Note: If you need more information, please contact Nancy Stamm (firstname.lastname@example.org).
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
Database project personnel
Last modified: 15-Jan-2013