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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Pharmacosiderite from
Katharina I Mine, Imsbach, Winnweiler, Donnersbergkreis, Rhineland-Palatinate, Germany


Locality type:Mine
Classification
Species:Pharmacosiderite
Formula:KFe43+(AsO4)3(OH)4 · 6-7H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Pharmacosiderite data
Locality Data:Click here to view Katharina I Mine, Imsbach, Winnweiler, Donnersbergkreis, Rhineland-Palatinate, Germany
Data Identifiers
Mindat Occurrence Record ID:77239
Long-form Identifier:1:3:77239:2
GUID (UUID V4):0
Nearest other occurrences of Pharmacosiderite
14.1km (8.7 miles) ⓘKoppelberg Mines, Orbis, Kirchheimbolanden, Donnersbergkreis, Rhineland-Palatinate, Germany
63.0km (39.1 miles) ⓘAorite quarry (Bitsch Quarry; Am Bannels), Erlenbach, Fürth, Bergstraße, Darmstadt, Hesse, Germany
63.0km (39.1 miles) ⓘKatzenstein, Raidelbach, Lautertal (Odenwald), Bergstraße, Darmstadt, Hesse, Germany
80.1km (49.8 miles) ⓘFriedrichssegen Mine, Friedrichssegen, Lahnstein, Rhein-Lahn-Kreis, Rhineland-Palatinate, Germany
95.5km (59.3 miles) ⓘSilbergrube, Kälbelberg, Baden-Baden, Karlsruhe Region, Baden-Württemberg, Germany
96.0km (59.7 miles) ⓘSchöne Aussicht Mine, Dernbach, Wirges, Westerwaldkreis, Rhineland-Palatinate, Germany
References
Noll, K. (1984) Die Mineralien von Imsbach [The minerals of Imsbach]. Lapis, 9 (5). 36-39
 
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