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


Locality type:Mine
Classification
Species:Lavendulan
Formula:NaCaCu5(AsO4)4Cl · 5H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Lavendulan data
Locality Data:Click here to view Friedrichssegen Mine, Friedrichssegen, Lahnstein, Rhein-Lahn-Kreis, Rhineland-Palatinate, Germany
Data Identifiers
Mindat Occurrence Record ID:617382
Long-form Identifier:1:3:617382:1
GUID (UUID V4):0
Nearest other occurrences of Lavendulan
61.5km (38.2 miles) ⓘEisenzecher Zug mine, Eiserfeld, Siegen, Siegen-Wittgenstein, Arnsberg, North Rhine-Westphalia, Germany
62.5km (38.8 miles) ⓘBrüderbund Mine, Kohlenbach Valley, Eiserfeld, Siegen, Siegen-Wittgenstein, Arnsberg, North Rhine-Westphalia, Germany
80.3km (49.9 miles) ⓘGrüner Löwe Mine, Imsbach, Winnweiler, Donnersbergkreis, Rhineland-Palatinate, Germany
80.5km (50.0 miles) ⓘReich Geschiebe Mine, Imsbach, Winnweiler, Donnersbergkreis, Rhineland-Palatinate, Germany
80.6km (50.1 miles) ⓘWeiße Grube, Imsbach, Winnweiler, Donnersbergkreis, Rhineland-Palatinate, Germany
84.5km (52.5 miles) ⓘCopper smelter slag locality, Kall, Euskirchen, Cologne, North Rhine-Westphalia, Germany
References
58.
Möhn, G.; Frohwein, J.; Blaß, G. (2009) Neue Mineralfunde von der Grube Friedrichssegen bei Bad Ems. Lapis, 34 (5). 35-40; 58
 
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