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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Calcite from
Katharina II Mine, Imsbach, Winnweiler, Donnersbergkreis, Rhineland-Palatinate, Germany


Locality type:Mine
Classification
Species:Calcite
Formula:CaCO3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Calcite data
Locality Data:Click here to view Katharina II Mine, Imsbach, Winnweiler, Donnersbergkreis, Rhineland-Palatinate, Germany
Data Identifiers
Mindat Occurrence Record ID:103183
Long-form Identifier:1:3:103183:6
GUID (UUID V4):0
Nearest other occurrences of Calcite
0.2km (0.1 miles) ⓘKatharina I Mine, Imsbach, Winnweiler, Donnersbergkreis, Rhineland-Palatinate, Germany
0.5km (0.3 miles) ⓘSchartenrück quartz occurrence, Imsbach, Winnweiler, Donnersbergkreis, Rhineland-Palatinate, Germany
0.5km (0.3 miles) ⓘKatharinental basalt quarry, Imsbach, Winnweiler, Donnersbergkreis, Rhineland-Palatinate, Germany
0.5km (0.3 miles) ⓘGrüner Löwe Mine, Imsbach, Winnweiler, Donnersbergkreis, Rhineland-Palatinate, Germany
1.0km (0.6 miles) ⓘGrauer Hecht Mine, Imsbach, Winnweiler, Donnersbergkreis, Rhineland-Palatinate, Germany
1.2km (0.7 miles) ⓘReich Geschiebe Mine, Imsbach, Winnweiler, Donnersbergkreis, Rhineland-Palatinate, Germany
1.9km (1.2 miles) ⓘWeiße Grube, Imsbach, Winnweiler, Donnersbergkreis, Rhineland-Palatinate, Germany
3.0km (1.9 miles) ⓘTivoli Quarry, Schweisweiler, Winnweiler, Donnersbergkreis, Rhineland-Palatinate, Germany
3.7km (2.3 miles) ⓘLenz Quarry, Hintersteinerhof, Rockenhausen, Nordpfälzer Land, Donnersbergkreis, Rhineland-Palatinate, Germany
7.6km (4.8 miles) ⓘMannbühl Quarry (Giro Quarry), Dannenfels, Kirchheimbolanden, Donnersbergkreis, Rhineland-Palatinate, Germany
References
Wittern, Artur (2001) Mineralfundorte und ihre Minerale in Deutschland (1st ed.) Schweizerbart, Stuttgart.
 
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