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Phlogopite from
U. S. Route 7 Expressway (Danbury line to Iron Works District), Brookfield, Fairfield County, Connecticut, USA

Classification
Species:Phlogopite
Formula:KMg3(AlSi3O10)(OH)2
Comments:Included in a list of minerals without details, but plausible for the geology.
Confirmation
Validity:Believed Valid
References
References:Januzzi, Ronald E. (1994), Mineral Data Book - Western Connecticut and Environs. The Mineralogical Press, Danbury, Connecticut.
Data
Mineral Data:Click here to view Phlogopite data
Locality Data:Click here to view U. S. Route 7 Expressway (Danbury line to Iron Works District), Brookfield, Fairfield County, Connecticut, USA
Nearest other occurrences of Phlogopite
3.0km (1.8 miles) Agstone Company Limestone Quarry, Danbury, Fairfield County, Connecticut, USA
6.7km (4.2 miles) North Street mall, Danbury, Fairfield County, Connecticut, USA
9.1km (5.7 miles) Oil Mill Pond, Danbury, Fairfield County, Connecticut, USA
17.1km (10.6 miles) Advance Stone Quarry, Boardman's Bridge, New Milford, Litchfield Co., Connecticut, USA
19.0km (11.8 miles) Tuckahoe and Patterson Marble Company Quarry, Patterson, Putnam Co., New York, USA
20.8km (12.9 miles) Ridgefield, Fairfield County, Connecticut, USA
21.0km (13.1 miles) Tilly Foster Iron Mine, Brewster, Town of Southeast, Putnam Co., New York, USA
22.5km (14.0 miles) Old Mine Plaza construction site, Long Hill, Trumbull, Fairfield County, Connecticut, USA
22.8km (14.2 miles) Old Mine Park (Old Tungsten Mine), Long Hill, Trumbull, Fairfield County, Connecticut, USA
30.5km (19.0 miles) Mahopac Mines (Hill Mine; German Flats Mine), Carmel, Putnam Co., New York, USA
 
Mineral and/or Locality  
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