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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Aurichalcite from
Albert Mine, Hastenrath, Eschweiler, Aachen, Cologne, North Rhine-Westphalia, Germany


Locality type:Mine
Classification
Species:Aurichalcite
Formula:(Zn,Cu)5(CO3)2(OH)6
Formation:Secondary, Post-mining/Anthropogenic
Comments:The mineral is rarely found in areas of decomposed chalcopyrite crystals in cavities lined with dolomite xx.
Habit:It forms tufted, aggregated, scaly-lath-like xx, rarely with further recognisable surface boundaries.
Colour:light blue with a pearlescent sheen
Quality for species:Poor for species, only of interest for locality collectors. (#)
Abundance at site:Rare
Confirmation
Validity:Confirmed
Confirmation Methods:SEM-EDS
Data
Mineral Data:Click here to view Aurichalcite data
Locality Data:Click here to view Albert Mine, Hastenrath, Eschweiler, Aachen, Cologne, North Rhine-Westphalia, Germany
Data Identifiers
Mindat Occurrence Record ID:1885752
Long-form Identifier:1:3:1885752:8
GUID (UUID V4):0
Nearest other occurrences of Aurichalcite
0.4km (0.3 miles) ⓘMeyer Quarry, Hastenrath, Eschweiler, Aachen, Cologne, North Rhine-Westphalia, Germany
3.5km (2.1 miles) ⓘBirkengang zinc smelter slag locality, Stolberg, Aachen, Cologne, North Rhine-Westphalia, Germany
4.6km (2.9 miles) ⓘMünsterbusch zinc smelter slag locality, Stolberg, Aachen, Cologne, North Rhine-Westphalia, Germany
12.3km (7.6 miles) ⓘMaubacher Bleiberg, Hürtgenwald, Düren, Cologne, North Rhine-Westphalia, Germany
34.1km (21.2 miles) ⓘMechernicher Bleiberg, Mechernich, Euskirchen, Cologne, North Rhine-Westphalia, Germany
56.0km (34.8 miles) ⓘDorothea Mine, Fuchshofen, Adenau, Ahrweiler, Rhineland-Palatinate, Germany
60.4km (37.6 miles) ⓘBertha shaft, Neue Hoffnung Mine, Bleialf, Prüm, Bitburg-Prüm, Rhineland-Palatinate, Germany
62.9km (39.1 miles) ⓘChokier, Flémalle-Haute, Flémalle, Liège, Wallonia, Belgium
70.9km (44.0 miles) ⓘVirneberg Mine, Rheinbreitbach, Unkel, Neuwied, Rhineland-Palatinate, Germany
75.0km (46.6 miles) ⓘBendisberg Mine, St Jost, Langenfeld, Vordereifel, Mayen-Koblenz, Rhineland-Palatinate, Germany
References
Fund und Sammlung G. Blaß
Graf, H.W. (1992) Fundstellen und Mineralien in der Nordeifel (I) [Localities and minerals in the Northern Eifel (I)]. Mineralien-Welt, 3 (1). 51-55
 
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