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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Pyrrhotite from
Rotem slag locality, Rotem, Dilsen-Stokkem, Limburg, Flanders, Belgium


Locality type:Slag Locality
Classification
Species:Pyrrhotite
Formula:Fe1-xS
Formation:Post-mining/Anthropogenic
Comments:Ottenburgs et al. (1998): "[...] probably formed during roasting of the ore."
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Pyrrhotite data
Locality Data:Click here to view Rotem slag locality, Rotem, Dilsen-Stokkem, Limburg, Flanders, Belgium
Data Identifiers
Mindat Occurrence Record ID:152020
Long-form Identifier:1:3:152020:0
GUID (UUID V4):0
Nearest other occurrences of Pyrrhotite
24.9km (15.5 miles) ⓘCaestert mine, Pietersberg, Maastricht, Limburg, Netherlands
39.7km (24.7 miles) ⓘBleyberg zinc and lead smelter slag locality, Plombières, Liège, Wallonia, Belgium
51.7km (32.1 miles) ⓘHozémont, Horion-Hozémont, Grâce-Hollogne, Liège, Wallonia, Belgium
61.8km (38.4 miles) ⓘLammersdorf, Simmerath, Aachen, Cologne, North Rhine-Westphalia, Germany
64.2km (39.9 miles) ⓘHerzogenhügel, Ternell, Eupen, Liège, Wallonia, Belgium
75.0km (46.6 miles) ⓘChalles, Stavelot, Liège, Wallonia, Belgium
76.2km (47.3 miles) ⓘSclaigneaux slag locality, Seilles, Andenne, Namur, Wallonia, Belgium
83.0km (51.6 miles) ⓘGrand-Halleux borehole, Grand-Halleux, Vielsalm, Luxembourg, Wallonia, Belgium
84.4km (52.4 miles) ⓘHourt quarry, Grand-Halleux, Vielsalm, Luxembourg, Wallonia, Belgium
84.8km (52.7 miles) ⓘLa Vaux, Lierneux, Liège, Wallonia, Belgium
References
Ottenburgs, R., Viaene, W., De Vos, W. (1998) Mineralogical study of metallurgical dumps from an old zinc production plant at Rotem, Belgium. Aardkundige Mededelingen: 9: 125-130.
 
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