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
Western ore field, Mittersill Scheelite deposit, Mittersill, Zell am See District, Salzburg, Austria


Locality type:Ore Field
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 Western ore field, Mittersill Scheelite deposit, Mittersill, Zell am See District, Salzburg, Austria
Data Identifiers
Mindat Occurrence Record ID:235019
Long-form Identifier:1:3:235019:6
GUID (UUID V4):0
Nearest other occurrences of Biotite
2.3km (1.4 miles) ⓘMittersill Scheelite deposit, Mittersill, Zell am See District, Salzburg, Austria
5.2km (3.2 miles) ⓘGaiswand mine, Haidbachgraben, Mittersill, Zell am See District, Salzburg, Austria
7.3km (4.5 miles) ⓘAchsel Alp mine, Scharnbachgraben, Hollersbach im Pinzgau, Zell am See District, Salzburg, Austria
7.4km (4.6 miles) ⓘSeescharte, Kratzenberg, Bramberg am Wildkogel, Zell am See District, Salzburg, Austria
8.1km (5.1 miles) ⓘEmerald deposit, Leckbachgraben, Nasenkopf mountain, Bramberg am Wildkogel, Zell am See District, Salzburg, Austria
9.8km (6.1 miles) ⓘFazenwand, Bramberg am Wildkogel, Zell am See District, Salzburg, Austria
12.0km (7.4 miles) ⓘEnzingerboden, Uttendorf, Zell am See District, Salzburg, Austria
13.4km (8.3 miles) ⓘSchlaten glacier (Schlatten glacier), Innerer Knorrkogel - Schlaten glacier area, Innergschlöss, Gschlöss valley, Matrei in Osttirol, Lienz District, Tyrol, Austria
13.6km (8.5 miles) ⓘAbichl Alp, Abichl Alp - Beryller area, Neukirchen am Großvenediger, Zell am See District, Salzburg, Austria
13.7km (8.5 miles) ⓘSouth slope, Keeskogel, Neukirchen am Großvenediger, Zell am See District, Salzburg, Austria
References
Strasser, Albert (1989) Die Minerale Salzburgs. Albert Strasser. 348 pp.
 
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