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Crocidolite from
Tilly Foster Iron Mine, Brewster, Town of Southeast, Putnam Co., New York, USA

Locality type:Mine
Classification
Species:Riebeckite Root Name var: Crocidolite
Formula:◻[Na2][Z32+Fe23+]Si8O22(OH,F,Cl)2
Confirmation
Validity:Believed Valid
References
References:Jensen (1978) Minerals of New York State, 42-43
Data
Mineral Data:Click here to view Crocidolite data
Locality Data:Click here to view Tilly Foster Iron Mine, Brewster, Town of Southeast, Putnam Co., New York, USA
Nearest other occurrences of Crocidolite
70.9km (44.1 miles) A Passaic Co., New Jersey, USA
99.2km (61.6 miles) B Morristown, Morris Co., New Jersey, USA
110.6km (68.7 miles) C Millington Quarry (Morris County Crushed Stone Co. Quarry; Tilcon Quarry), Bernards Township, Somerset Co., New Jersey, USA
Mineral and/or Locality  
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