Geologic Unit: Coal Mine Brook
Coal Mine Brook Formation (MA*)
Composite type locality: exposure near Franklin and Shrewsbury Streets, and the Worcester coal mine on the property of Notre Dame Institute, Worcester, Worcester Co., central MA. Named from Coal Mine Brook near the mine (Goldsmith and others, 1982).
Unit Name History:
Named (Goldsmith and others, 1982).
MA State Geol. Map usage (Zen and others, 1983).
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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