Tilly Foster iron mine

occurrence of asbestos in Putnam county, NY

Geologic information

Name of siteTilly Foster iron mine
Developmentoccurrence
StateNY
CountyPutnam
Geographic location:-73.6425, 41.4125
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Fibrous mineralactinolite asbestos, chrysotile, crocidolite
Associated mineralsmagnetite
pyrrhotite
microcline
bronzite
hornblende
enstatite
tremolite
tourmaline
calcite
dolomite
Host rock typesserpentine, dolomite, gneiss
Geologic map unit-73.6425, 41.4125
Nearby scientific dataFind additional scientific data near this location

Reference information

Januzzi, R.E., 1959, The minerals of western Connecticut and southeastern New York State--Complete with locality maps to major collecting areas: Danbury, Conn., The Mineralogical Press, 106 p.
Januzzi, R.E., 1961, The mineralogy of Connecticut and southeastern New York State--Directions to over sixty mineral localities: Danbury, Conn., The Mineralogical Press, 257 p.
Cressey, Gordon, and Spratt, John, 1993, Electron and X-ray petrography of an unusual serpentine from the Tilly Foster mine, Brewster, New York: Canadian Mineralogist, v. 31, p. 447-458.