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Biotite from
Nonndorf (Nonndorf bei Raabs), Raabs an der Thaya, Waidhofen an der Thaya District, Lower Austria, Austria

Classification
Species:'Biotite' (not an IMA approved species)
Formula:K(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Confirmation
Validity:Believed Valid
References
References:LIBOWITZKY, Eugen, FRIEDL, Daniela V. & KOLLER, Friedrich (2012): Ein ungewöhnlicher Fund von Molybdänit im Gabbro von Nonndorf, NÖ. (Moldanubikum, Böhmische Masse).- Mitt. Österr. Miner. Ges., 158, 21-25, Wien.
Data
Mineral Data:Click here to view Biotite data
Locality Data:Click here to view Nonndorf (Nonndorf bei Raabs), Raabs an der Thaya, Waidhofen an der Thaya District, Lower Austria, Austria
Nearest other occurrences of Biotite
23.6km (14.7 miles) Ctidružice, Znojmo District, South Moravian Region, Czech Republic
24.7km (15.4 miles) Marble quarries (incl. Renz Quarry; Bundesheer Quarry), Winkl, Röhrenbach, Horn District, Lower Austria, Austria
25.2km (15.6 miles) Kyprův mlýn quarry, Krasonice, Stará Ríše, Jihlava District, Vysočina Region, Czech Republic
28.6km (17.8 miles) Poschacher Quarry, Artolz (Artholz), Pfaffenschlag bei Waidhofen, Waidhofen an der Thaya District, Lower Austria, Austria
32.6km (20.3 miles) Haslauer Teich Quarry, Gebharts, Schrems, Gmünd District, Lower Austria, Austria
32.6km (20.3 miles) Ullrich quarry (Friepess quarry; Neuhauserteich quarry; syenite works Ullrich), Gebharts, Schrems, Gmünd District, Lower Austria, Austria
33.0km (20.5 miles) Widy quarry, Gebharts, Schrems, Gmünd District, Lower Austria, Austria
39.5km (24.5 miles) Pokojovice, Okříšky, Třebíč District, Vysočina Region, Czech Republic
42.4km (26.4 miles) Dürnitzhügel (Dürnitzbiegl; Dürnitzbühel), Langenlois, Krems-Land District, Lower Austria, Austria
44.9km (27.9 miles) Wolfsgraben, Straß im Straßertale, Krems-Land District, Lower Austria, Austria
 
Mineral and/or Locality  
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