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Richterite from
Bear Lake diggings (Gibson Road Western occurrence), Monmouth Township, Haliburton County, Ontario, Canada

Locality type:Diggings
Classification
Species:Richterite
Formula:{Na}{NaCa}{Mg5}(Si8O22)(OH)2
Comments:Data from Hawthorne et al. (2006) give the following composition:
(Na0.342K0.174)0.516(Ca1.466Na0.515)1.981(Zn0.006Mg4.700Mn0.013Fe2+0.215Fe3+0.061Ti0.004Al0.020)5.019(Si7.909Al0.091)8.000(F0.721OH1.279)2.000
Confirmation
Validity:Confirmed
Confirmation Methods:XRD
Ion Microprobe
References
References: Hawthorne, F.C., Oberti, R., Martin, R.F. (2006): Short-range order in amphiboles from the Bear Lake Diggings, Ontario. Canadian Mineralogist, 44, 1171-1179.
Data
Mineral Data:Click here to view Richterite data
Locality Data:Click here to view Bear Lake diggings (Gibson Road Western occurrence), Monmouth Township, Haliburton County, Ontario, Canada
Nearest other occurrences of Richterite
2.1km (1.3 miles) ⓘGibson Road East occurrence (Titanite Hill), Monmouth Township, Haliburton County, Ontario, Canada
 
Mineral and/or Locality  
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