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

Classification
Species:'Psilomelane' (not an IMA apprroved species)
Comments:Found as a single occurrence as a black spheroidal micro aggregate in the ore body.
Habit:spheroidal aggregates
Colour:black
Abundance at site:Extremely Rare
Confirmation
Validity:Unconfirmed/Questioned
References
References:Januzzi (1976) Mineral Localities of Connecticut & Southeastern New York State
Januzzi, 1989; Nightingale 2001
Data
Mineral Data:Click here to view Psilomelane data
Locality Data:Click here to view Tilly Foster Iron Mine, Brewster, Town of Southeast, Putnam Co., New York, USA
Nearest other occurrences of Psilomelane
30.6km (19.0 miles) A Union Vale Township, Dutchess Co., New York, USA
79.5km (49.4 miles) B McDowell's Quarry (Osborne and Marsellis Quarry), Upper Montclair, Montclair Township, Essex Co., New Jersey, USA
133.3km (82.8 miles) C Betts Manganese Mines (Anson Betts Mine; Plainfield Manganese Mines), Plainfield, Hampshire Co., Massachusetts, USA
135.2km (84.0 miles) D Unnamed manganese mines, Clinton Point, Clinton, Hunterdon Co., New Jersey, USA
183.5km (114.0 miles) E Winchester, Cheshire Co., New Hampshire, USA
200.7km (124.7 miles) F Rindge, Cheshire Co., New Hampshire, USA
Mineral and/or Locality  
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