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

Locality type:Mine
Classification
Species:'Tourmaline' (not an IMA approved species)
Formula:A(D3)G6(Si6O18)(BO3)3X3Z
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): 72.
Data
Mineral Data:Click here to view Tourmaline data
Locality Data:Click here to view Crugers Emery Mine, Montrose, Cortlandt Township, Westchester Co., New York, USA
Nearest other occurrences of Tourmaline
4.0km (2.5 miles) Peekskill, Westchester Co., New York, USA
15.6km (9.7 miles) West Point, Orange Co., New York, USA
18.7km (11.6 miles) Cold Spring, Town of Philipstown, Putnam Co., New York, USA
19.1km (11.8 miles) Canada Mine, Canada Mines Group, Town of Putnam Valley, Putnam Co., New York, USA
20.3km (12.6 miles) Mahopac Mines (Hill Mine; German Flats Mine), Carmel, Putnam Co., New York, USA
23.6km (14.6 miles) Piermont, Orangetown, Rockland Co., New York, USA
23.9km (14.8 miles) Bedford, Westchester Co., New York, USA
27.6km (17.1 miles) Hobby Quarry (Buresch Quarry), North Castle, Westchester Co., New York, USA
28.7km (17.9 miles) Lake Mine, Sterling Lake, Town of Warwick, Orange Co., New York, USA
28.7km (17.9 miles) Sterling Mines group, Sterling Lake, Town of Warwick, Orange Co., New York, USA
 
Mineral and/or Locality  
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