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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Siderite from
Lyngsberg (Lühnsberg; Lünsberg), Bad Godesberg, Bonn, Cologne, North Rhine-Westphalia, Germany


Classification
Species:Siderite
Formula:FeCO3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Siderite data
Locality Data:Click here to view Lyngsberg (Lühnsberg; Lünsberg), Bad Godesberg, Bonn, Cologne, North Rhine-Westphalia, Germany
Data Identifiers
Mindat Occurrence Record ID:665476
Long-form Identifier:1:3:665476:4
GUID (UUID V4):0
Nearest other occurrences of Siderite
7.8km (4.8 miles) ⓘFinkenberg, Bonn, Cologne, North Rhine-Westphalia, Germany
8.1km (5.0 miles) ⓘVirneberg Mine, Rheinbreitbach, Unkel, Neuwied, Rhineland-Palatinate, Germany
8.6km (5.4 miles) ⓘMarienberg Mine, Unkel, Unkel, Neuwied, Rhineland-Palatinate, Germany
10.9km (6.7 miles) ⓘClemenslust Mine, Linz am Rhein, Linz am Rhein, Neuwied, Rhineland-Palatinate, Germany
12.7km (7.9 miles) ⓘAltglück Mine, Bennerscheid, Königswinter, Rhein-Sieg-Kreis, Cologne, North Rhine-Westphalia, Germany
17.8km (11.0 miles) ⓘAnxbach Mine, Lorscheid, Sankt Katharinen, Linz am Rhein, Neuwied, Rhineland-Palatinate, Germany
18.4km (11.4 miles) ⓘAare-Hochstaden Mine, Altenahr, Altenahr, Ahrweiler, Rhineland-Palatinate, Germany
21.7km (13.5 miles) ⓘKatzenschleife Mine, Waldbreitbach, Rengsdorf-Waldbreitbach, Neuwied, Rhineland-Palatinate, Germany
22.4km (13.9 miles) ⓘFerdinand Mine, Neustadt (Wied), Asbach, Neuwied, Rhineland-Palatinate, Germany
24.0km (14.9 miles) ⓘHochthürmen Mine, Prinzenbach, Binzenbach, Kirchsahr, Altenahr, Ahrweiler, Rhineland-Palatinate, Germany
References
Brauns, Reinhard (1922) Die Mineralien der Niederrheinischen Vulkangebiete - Mit besonderer Berücksichtigung ihrer Bildung und Umbildung. E. Schweizerbart'sche Verlagsbuchhandlung.
 
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