Hubbard Tungsten Mine (Long Hill Mine; Old Tungsten Mine; Old Mine Park), Trumbull, Fairfield Co., Connecticut, USA
Old tungsten mine and listing includes nearby topaz locality.
First tungsten deposit discovered in North America.
Originally called Hubbard Mine in the nineteenth century.
References:
Shepard, Charles U. (1837). A Report on the Geological Survey of Connecticut.
Hobbs, W. H. (1901). The old tungsten mine in Trumbull, Conn. (USGS Annual Report 22:7-22).
Hoadley, Charles W. (1918). An American Occurrence of Cronstedtite (American Mineralogist 3:6).
Shannon, Earl V. (1921). The Old Tungsten Mine in Trumbull, Connecticut (American Mineralogist 6:126-128).
Blatz, Paul T. (1938). The Old Tungsten Mine in Trumbull, Connecticut (Rocks & Minerals 13(8):236-237).
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Map Reference: 41°14'30"N , 73°12'0"W
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Mineral List:64 entries listed. 50 valid minerals. 1 erroneous literature entry.
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