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


Locality type:Mine
Classification
Species:Arseniosiderite
Formula:Ca2Fe33+(AsO4)3O2 · 3H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Arseniosiderite data
Locality Data:Click here to view Katharina I Mine, Imsbach, Winnweiler, Donnersbergkreis, Rhineland-Palatinate, Germany
Data Identifiers
Mindat Occurrence Record ID:77240
Long-form Identifier:1:3:77240:8
GUID (UUID V4):0
Nearest other occurrences of Arseniosiderite
1.3km (0.8 miles) ⓘReich Geschiebe Mine, Imsbach, Winnweiler, Donnersbergkreis, Rhineland-Palatinate, Germany
2.0km (1.3 miles) ⓘWeiße Grube, Imsbach, Winnweiler, Donnersbergkreis, Rhineland-Palatinate, Germany
58.4km (36.3 miles) ⓘBangertshöhe, Hochstädten, Bensheim, Bergstraße, Darmstadt, Hesse, Germany
63.3km (39.4 miles) ⓘGlasberg quarry, Nieder-Beerbach, Mühltal, Darmstadt-Dieburg, Darmstadt, Hesse, Germany
65.6km (40.8 miles) ⓘAmphibolite quarry, Mackenheim, Abtsteinach, Bergstraße, Darmstadt, Hesse, Germany
72.5km (45.1 miles) ⓘBockenrod, Reichelsheim, Odenwaldkreis, Darmstadt, Hesse, Germany
References
Noll, K. (1984) Die Mineralien von Imsbach [The minerals of Imsbach]. Lapis, 9 (5). 36-39
 
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