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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Alunite from
Käusersteimel Mine, Kausen, Betzdorf-Gebhardshain, Altenkirchen, Rhineland-Palatinate, Germany


Locality type:Mine
Classification
Species:Alunite
Formula:KAl3(SO4)2(OH)6
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Alunite data
Locality Data:Click here to view Käusersteimel Mine, Kausen, Betzdorf-Gebhardshain, Altenkirchen, Rhineland-Palatinate, Germany
Data Identifiers
Mindat Occurrence Record ID:100507
Long-form Identifier:1:3:100507:3
GUID (UUID V4):0
Nearest other occurrences of Alunite
56.4km (35.0 miles) ⓘKrufter Ofen, Kruft, Pellenz, Mayen-Koblenz, Rhineland-Palatinate, Germany
57.7km (35.9 miles) ⓘIn den Dellen quarries, Mendig, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany
58.3km (36.3 miles) ⓘPumice quarries, Wingertsberg, Mendig, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany
59.4km (36.9 miles) ⓘThelenberg, Mendig, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany
63.4km (39.4 miles) ⓘCaspar quarry, Ettringen, Vordereifel, Mayen-Koblenz, Rhineland-Palatinate, Germany
71.6km (44.5 miles) ⓘGenna zinc smelter slag locality, Helmke quarry nature reserve, Letmathe, Iserlohn, Märkischer Kreis, Arnsberg, North Rhine-Westphalia, Germany
References
Wittern, Artur (2001) Mineralfundorte und ihre Minerale in Deutschland (1st ed.) Schweizerbart, Stuttgart.
 
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