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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Pyrolusite from
Tanzberg Mine, Kall, Euskirchen, Cologne, North Rhine-Westphalia, Germany


Locality type:Mine
Classification
Species:Pyrolusite
Formula:Mn4+O2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Pyrolusite data
Locality Data:Click here to view Tanzberg Mine, Kall, Euskirchen, Cologne, North Rhine-Westphalia, Germany
Data Identifiers
Mindat Occurrence Record ID:104145
Long-form Identifier:1:3:104145:3
GUID (UUID V4):0
Nearest other occurrences of Pyrolusite
3.5km (2.2 miles) ⓘMechernicher Bleiberg, Mechernich, Euskirchen, Cologne, North Rhine-Westphalia, Germany
31.1km (19.3 miles) ⓘHerzogenhügel, Ternell, Eupen, Liège, Wallonia, Belgium
32.9km (20.5 miles) ⓘBreinigerberg Mine, Breinig, Stolberg, Aachen, Cologne, North Rhine-Westphalia, Germany
33.4km (20.7 miles) ⓘDiepenlinchen Mine, Mausbach, Stolberg, Aachen, Cologne, North Rhine-Westphalia, Germany
33.8km (21.0 miles) ⓘHenriette Shaft, Diepenlinchen Mine, Mausbach, Stolberg, Aachen, Cologne, North Rhine-Westphalia, Germany
34.5km (21.4 miles) ⓘZufriedenheit Mine, Mausbach, Stolberg, Aachen, Cologne, North Rhine-Westphalia, Germany
43.2km (26.8 miles) ⓘMembach mine, Baelen, Liège, Wallonia, Belgium
44.8km (27.8 miles) ⓘMargraff quarry, Recht, Sankt-Vith, Liège, Wallonia, Belgium
46.1km (28.7 miles) ⓘMasta, Stavelot, Liège, Wallonia, Belgium
54.7km (34.0 miles) ⓘHourt quarry, Grand-Halleux, Vielsalm, Luxembourg, Wallonia, Belgium
References
Weiß, Stefan (1990) Mineralfundstellen Atlas Deutschland West. Christian Weise Verlag, Munich, Germany. 320pp.
 
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