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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Magnetite from
Münsterbusch zinc smelter slag locality, Stolberg, Aachen, Cologne, North Rhine-Westphalia, Germany


Locality type:Slag Locality
Classification
Species:Magnetite
Formula:Fe2+Fe23+O4
Formation:Post-mining/Anthropogenic
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Magnetite data
Locality Data:Click here to view Münsterbusch zinc smelter slag locality, Stolberg, Aachen, Cologne, North Rhine-Westphalia, Germany
Data Identifiers
Mindat Occurrence Record ID:77417
Long-form Identifier:1:3:77417:8
GUID (UUID V4):0
Nearest other occurrences of Magnetite
1.3km (0.8 miles) ⓘBirkengang zinc smelter slag locality, Stolberg, Aachen, Cologne, North Rhine-Westphalia, Germany
4.5km (2.8 miles) ⓘConcordia smelter slag locality, Eschweiler, Aachen, Cologne, North Rhine-Westphalia, Germany
18.1km (11.2 miles) ⓘBleyberg zinc and lead smelter slag locality, Plombières, Liège, Wallonia, Belgium
25.9km (16.1 miles) ⓘHerzogenhügel, Ternell, Eupen, Liège, Wallonia, Belgium
34.5km (21.4 miles) ⓘCopper smelter slag locality, Kall, Euskirchen, Cologne, North Rhine-Westphalia, Germany
46.5km (28.9 miles) ⓘChalles, Stavelot, Liège, Wallonia, Belgium
47.4km (29.5 miles) ⓘRotem slag locality, Rotem, Dilsen-Stokkem, Limburg, Flanders, Belgium
50.4km (31.3 miles) ⓘRechterbach stream (incl. Malmedy; Waimes; Weismes; Faymonville; Pont; Brücken; Ligneuville; Amel), Recht, Sankt-Vith, Liège, Wallonia, Belgium
50.9km (31.6 miles) ⓘLadebach stream, Recht, Sankt-Vith, Liège, Wallonia, Belgium
52.0km (32.3 miles) ⓘGoldberg, Ormont, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany
References
International Association of Collectors of Slag Minerals, 9 (3), 3-6
Blaß, Günter; Graf, Hans-Werner (1995) Neufunde von Schlackenhalden in der nördlichen Eifel (II) [New discoveries of slag heaps in the northern Eifel (II)]. Mineralien-Welt, 6 (3). 28-31
 
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