Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Biotite from
Diabase quarry (Biberg quarry), Biberg (Bieberg), Saalfelden, Zell am See District, Salzburg, Austria


Locality type:Quarry
Classification
Species:'Biotite' (not an IMA approved species)
Formula:K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Biotite data
Locality Data:Click here to view Diabase quarry (Biberg quarry), Biberg (Bieberg), Saalfelden, Zell am See District, Salzburg, Austria
Data Identifiers
Mindat Occurrence Record ID:238951
Long-form Identifier:1:3:238951:6
GUID (UUID V4):0
Nearest other occurrences of Biotite
31.6km (19.6 miles) ⓘEnzingerboden, Uttendorf, Zell am See District, Salzburg, Austria
31.6km (19.7 miles) ⓘSeewände quarry, Tauernmoos lake, Enzingerboden, Uttendorf, Zell am See District, Salzburg, Austria
32.3km (20.0 miles) ⓘGaiswand mine, Haidbachgraben, Mittersill, Zell am See District, Salzburg, Austria
33.0km (20.5 miles) ⓘMittersill Scheelite deposit, Mittersill, Zell am See District, Salzburg, Austria
34.7km (21.6 miles) ⓘUpper Riffl glacier (incl. Rifflöd; Hohe Riffl; Totenlöcher), Uttendorf, Zell am See District, Salzburg, Austria
35.1km (21.8 miles) ⓘWestern ore field, Mittersill Scheelite deposit, Mittersill, Zell am See District, Salzburg, Austria
35.2km (21.9 miles) ⓘKaiserer quarry (Deisl quarry), Rauris, Zell am See District, Salzburg, Austria
36.4km (22.6 miles) ⓘLohning quarry (Lohninger quarry), Rauris, Zell am See District, Salzburg, Austria
37.1km (23.1 miles) ⓘAchsel Alp mine, Scharnbachgraben, Hollersbach im Pinzgau, Zell am See District, Salzburg, Austria
37.2km (23.1 miles) ⓘMoosegg gypsum mine, Moosegg, Scheffau am Tennengebirge, Hallein District, Salzburg, Austria
References
Strasser, Albert (1989) Die Minerale Salzburgs. Albert Strasser. 348 pp.
 
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