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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Tetrahedrite Subgroup from
Eisenzecher Zug mine, Eiserfeld, Siegen, Siegen-Wittgenstein, Arnsberg, North Rhine-Westphalia, Germany


Locality type:Mine
Classification
Species:'Tetrahedrite Subgroup' (not an IMA approved species)
Formula:Cu6(Cu4C22+)Sb4S12S
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Tetrahedrite Subgroup data
Locality Data:Click here to view Eisenzecher Zug mine, Eiserfeld, Siegen, Siegen-Wittgenstein, Arnsberg, North Rhine-Westphalia, Germany
Data Identifiers
Mindat Occurrence Record ID:100109
Long-form Identifier:1:3:100109:9
GUID (UUID V4):0
Nearest other occurrences of Tetrahedrite Subgroup
1.5km (0.9 miles) ⓘBreimehl Mine, Brachbach, Kirchen (Sieg), Altenkirchen, Rhineland-Palatinate, Germany
1.8km (1.1 miles) ⓘBrüderbund Mine, Kohlenbach Valley, Eiserfeld, Siegen, Siegen-Wittgenstein, Arnsberg, North Rhine-Westphalia, Germany
2.0km (1.2 miles) ⓘPfannenberger Einigkeit Mine, Salchendorf, Neunkirchen, Siegen-Wittgenstein, Arnsberg, North Rhine-Westphalia, Germany
4.6km (2.9 miles) ⓘLohmann field, Große Burg Mine, Altenseelbach, Neunkirchen, Siegen-Wittgenstein, Arnsberg, North Rhine-Westphalia, Germany
4.8km (3.0 miles) ⓘPrinz Friedrich mine, Obersdorf, Wilnsdorf, Siegen-Wittgenstein, Arnsberg, North Rhine-Westphalia, Germany
5.1km (3.2 miles) ⓘWolf Mine, Herdorf, Daaden-Herdorf, Altenkirchen, Rhineland-Palatinate, Germany
6.1km (3.8 miles) ⓘBautenberg Mine, Wilden, Wilnsdorf, Siegen-Wittgenstein, Arnsberg, North Rhine-Westphalia, Germany
6.5km (4.0 miles) ⓘFischbacher Werk Mine, Niederfischbach, Kirchen (Sieg), Altenkirchen, Rhineland-Palatinate, Germany
6.9km (4.3 miles) ⓘFürst Moritz Mine, Niederfischbach, Kirchen (Sieg), Altenkirchen, Rhineland-Palatinate, Germany
7.0km (4.3 miles) ⓘConcordia Mine, Niederfischbach, Kirchen (Sieg), Altenkirchen, Rhineland-Palatinate, Germany
References
Wittern, Artur (2001) Mineralfundorte und ihre Minerale in Deutschland (1st ed.) Schweizerbart, Stuttgart.
 
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