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Muscovite from
Crugers Emery Mine, Montrose, Cortlandt Township, Westchester Co., New York, USA

Locality type:Mine
Classification
Species:Muscovite
Formula:KAl2(AlSi3O10)(OH)2
Confirmation
Validity:Believed Valid
References
References:The Minerals of New York City & Its Environs, New York Mineralogical Club Bull., Vol. 3, No. 1, Manchester, J.G. (1931): 70.
Data
Mineral Data:Click here to view Muscovite data
Locality Data:Click here to view Crugers Emery Mine, Montrose, Cortlandt Township, Westchester Co., New York, USA
Nearest other occurrences of Muscovite
8.7km (5.4 miles) Forest of Dean Mine, Fort Montgomery, Town of Highlands, Orange Co., New York, USA
11.3km (7.0 miles) Ossining (Sing Sing), Westchester Co., New York, USA
17.2km (10.7 miles) Pleasantville, Mount Pleasant, Westchester Co., New York, USA
23.4km (14.5 miles) Valhalla, Mount Pleasant, Westchester Co., New York, USA
23.9km (14.8 miles) Baylis Quarry (Bayliss Quarry), Bedford, Westchester Co., New York, USA
23.9km (14.8 miles) Bedford, Westchester Co., New York, USA
25.0km (15.5 miles) Kinkel Quarry, Bedford, Westchester Co., New York, USA
27.8km (17.3 miles) White Plains, Westchester Co., New York, USA
29.0km (18.0 miles) Tilly Foster Iron Mine, Brewster, Town of Southeast, Putnam Co., New York, USA
29.3km (18.2 miles) Interstate 84 road cuts, Brewster, Southeast Township, Putnam Co., New York, USA
 
Mineral and/or Locality  
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