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North American Coal & Mining Company Mine (Red Bridge Mine), Spring Glen, Wawarsing, Ulster Co., New York, USA

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Latitude & Longitude (WGS84): 41° 39' 54'' North , 74° 24' 38'' West
Latitude & Longitude (decimal): 41.665, -74.4105555556

Located near Spring Glen, about 1 mile East of Redbridge and 6 or 7 miles from Wurtsboro (Sullivan Co.). Mine started about 1838.

Workings consisted of at least four adits.

Mineral List

3 valid minerals.

This page contains all mineral locality references listed on This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.


Newland, David H. (1919), The Mineral Resources of the State of New York, New York State Museum Bulletin 223,224 (July-August 1919): 306.

Friedman, Jules D., Felix E. Mutschler, Robert E. Zartman, Paul H. Briggs, Gregg A. Swayze and Arnold F. Theisen (1989), Shawangunk Ore District, New York: Geochemical
and Spectral Data, USGS Open-File Report 89-193.

Economic Geology (1990): 85: 182-196.

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