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Fluor-schorl from
Le Cave (Grasstein), Fortezza (Franzensfeste), South Tirol, Trentino-Alto Adige, Italy

Locality type:Cave
Classification
Species:Fluor-schorl
Formula:Na(Fe32+)Al6(Si6O18)(BO3)3(OH)3F
Confirmation
Validity:Valid - Type Locality
References
References:A. Ertl, U. Kolitsch, S. Prowatke, M. D. Dyar and D. J. Henry (2006): The F-analogue of schorl from Grasstein, Trentino – South Tyrol, Italy: crystal structure and chemistry. Eur. J. Mineral. 18, 583-588; Ertl, A., Kolitsch, U., Darby Dyar, M., Meyer, H.-P., Henry, D.J., Rossman, G.R., Prem, M., Ludwig, T., Nasdala, L., Lengauer, C.L., and Tillmanns, E. (2011): CNMNC Newsletter 8, 291; Ertl, A., Kolitsch, U., Dyar, M.D., Meyer, H.-P., Rossman, G.R., Henry, D.J., Prem, M., Ludwig, T., Nasdala, L., Lengauer, C.L., Tillmanns, E. and Niedermayr, G. (2016): Fluor-schorl, a new member of the tourmaline supergroup, and new data on schorl from the cotype localities. Eur. J. Mineral. 28, 163-177.
Associated Minerals Based on Photo Data:
Chlorite Group3 photos of Fluor-schorl associated with Chlorite Group at this locality.
Chabazite2 photos of Fluor-schorl associated with Chabazite at this locality.
Data
Mineral Data:Click here to view Fluor-schorl data
Locality Data:Click here to view Le Cave (Grasstein), Fortezza (Franzensfeste), South Tirol, Trentino-Alto Adige, Italy
 
Mineral and/or Locality  
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