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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Chalcopyrite from
Wohlfahrt Mine, Rescheid, Hellenthal, Euskirchen, Cologne, North Rhine-Westphalia, Germany


Locality type:Mine
Classification
Species:Chalcopyrite
Formula:CuFeS2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Chalcopyrite data
Locality Data:Click here to view Wohlfahrt Mine, Rescheid, Hellenthal, Euskirchen, Cologne, North Rhine-Westphalia, Germany
Data Identifiers
Mindat Occurrence Record ID:104176
Long-form Identifier:1:3:104176:7
GUID (UUID V4):0
Nearest other occurrences of Chalcopyrite
2.2km (1.4 miles) ⓘSchwalenbach Mine, Kamberg, Hellenthal, Euskirchen, Cologne, North Rhine-Westphalia, Germany
7.8km (4.9 miles) ⓘSilberberg Mine, Schmidtheim, Blankenheim, Euskirchen, Cologne, North Rhine-Westphalia, Germany
14.7km (9.1 miles) ⓘCopper smelter slag locality, Kall, Euskirchen, Cologne, North Rhine-Westphalia, Germany
15.3km (9.5 miles) ⓘTanzberg Mine, Kall, Euskirchen, Cologne, North Rhine-Westphalia, Germany
18.8km (11.7 miles) ⓘMechernicher Bleiberg, Mechernich, Euskirchen, Cologne, North Rhine-Westphalia, Germany
23.4km (14.6 miles) ⓘBertha shaft, Neue Hoffnung Mine, Bleialf, Prüm, Bitburg-Prüm, Rhineland-Palatinate, Germany
23.4km (14.6 miles) ⓘGraulay quarry, Hillesheim, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany
24.9km (15.5 miles) ⓘBergsegen I Mine, Aremberg, Adenau, Ahrweiler, Rhineland-Palatinate, Germany
25.0km (15.5 miles) ⓘHerzogenhügel, Ternell, Eupen, Liège, Wallonia, Belgium
25.3km (15.7 miles) ⓘLammersdorf, Simmerath, Aachen, Cologne, North Rhine-Westphalia, Germany
References
Bornhardt, W., (1912): Über die Gangverhältnisse des Siegerlandes und seiner Umgebung, Kgl. Peuss. Geol. Landesanstalt Berlin
 
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