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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Pyrrhotite from
Friedrichssegen Mine, Friedrichssegen, Lahnstein, Rhein-Lahn-Kreis, Rhineland-Palatinate, Germany


Locality type:Mine
Classification
Species:Pyrrhotite
Formula:Fe1-xS
Formation:Post-mining/Anthropogenic
Comments:Primary slag component.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Pyrrhotite data
Locality Data:Click here to view Friedrichssegen Mine, Friedrichssegen, Lahnstein, Rhein-Lahn-Kreis, Rhineland-Palatinate, Germany
Data Identifiers
Mindat Occurrence Record ID:557905
Long-form Identifier:1:3:557905:1
GUID (UUID V4):0
Nearest other occurrences of Pyrrhotite
6.2km (3.9 miles) ⓘMühlenbach Mine, Arenberg, Koblenz, Rhineland-Palatinate, Germany
15.8km (9.8 miles) ⓘHolzappel Mine, Holzappel, Diez, Rhein-Lahn-Kreis, Rhineland-Palatinate, Germany
28.1km (17.5 miles) ⓘNickenicher Sattel, Nickenich, Pellenz, Mayen-Koblenz, Rhineland-Palatinate, Germany
28.9km (18.0 miles) ⓘKrufter Ofen, Kruft, Pellenz, Mayen-Koblenz, Rhineland-Palatinate, Germany
29.5km (18.4 miles) ⓘBirkenkopf quarry, Mensfelden, Hünfelden, Limburg-Weilburg, Giessen Region, Hesse, Germany
29.6km (18.4 miles) ⓘIn den Dellen quarries, Mendig, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany
30.1km (18.7 miles) ⓘPumice quarries, Wingertsberg, Mendig, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany
30.5km (18.9 miles) ⓘThelenberg, Mendig, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany
30.6km (19.0 miles) ⓘXenolith CS-090 (Hopmannite type locality), Seekante, Mayen, Mayen-Koblenz, Rhineland-Palatinate, Germany
30.6km (19.0 miles) ⓘSeekante, Mayen, Mayen-Koblenz, Rhineland-Palatinate, Germany
References
Der Aufschluss Vol.55, March/April 2004
 
and/or  
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