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

Classification
Species:Humite
Comments:Found as large, coarse crystals, generally with various degrees of alteration to serpentine, Chukanov(2014) provides the following IR spectrum based on yellow grains: Wavenumbers (cm1): 3560, 3405w, 1075sh, 991s, 954s, 915sh, 888s, 851, 763, 617, 552, 540sh,495sh, 484, 420s, 395s
Rruff.info provides the following empirical formula based on microprobe: (Mg0.91Fe0.09)7(Si0.99Ti0.01O4)3(F0.76(OH)0.24)2, see http://rruff.info/humite/display=default/R040071
Confirmation
Validity:Confirmed
Confirmation Methods:Ion Microprobe
References
References:(Januzzi, 1966, 1989) (Manchester, 1931) (Trainer, 1938) (Whitlock, 1903).
N.V. Chukanov(2014),Infrared spectra of mineral species: Extended library,Vol 1Springer Geochemistry/Mineralogy of mineral species
Data
Mineral Data:Click here to view Humite data
Locality Data:Click here to view Tilly Foster Iron Mine, Brewster, Town of Southeast, Putnam Co., New York, USA
Nearest other occurrences of Humite
84.4km (52.5 miles) A Franklin, Franklin Mining District, Sussex Co., New Jersey, USA
85.2km (52.9 miles) B Franklin Mine, Franklin, Franklin Mining District, Sussex Co., New Jersey, USA
88.0km (54.7 miles) C Sterling Mine, Sterling Hill, Ogdensburg, Franklin Mining District, Sussex Co., New Jersey, USA
Mineral and/or Locality  
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