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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Melilite Group from
Herchenberg quarry, Burgbrohl, Brohltal, Ahrweiler, Rhineland-Palatinate, Germany


Locality type:Quarry
Classification
Species:'Melilite Group' (not an IMA approved species)
Formula:Ca2M(XSiO7)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Melilite Group data
Locality Data:Click here to view Herchenberg quarry, Burgbrohl, Brohltal, Ahrweiler, Rhineland-Palatinate, Germany
Data Identifiers
Mindat Occurrence Record ID:178295
Long-form Identifier:1:3:178295:0
GUID (UUID V4):0
Nearest other occurrences of Melilite Group
3.4km (2.1 miles) ⓘLeilenkopf, Brohl-Lützing, Bad Breisig, Ahrweiler, Rhineland-Palatinate, Germany
8.9km (5.5 miles) ⓘHannebacher Ley, Hannebach, Spessart, Brohltal, Ahrweiler, Rhineland-Palatinate, Germany
13.1km (8.1 miles) ⓘCaspar quarry, Ettringen, Vordereifel, Mayen-Koblenz, Rhineland-Palatinate, Germany
13.3km (8.3 miles) ⓘE-2011 xenolith, Caspar quarry, Ettringen, Vordereifel, Mayen-Koblenz, Rhineland-Palatinate, Germany
15.0km (9.3 miles) ⓘMayener Feld, Mayen, Mayen-Koblenz, Rhineland-Palatinate, Germany
35.6km (22.1 miles) ⓘLead and silver smelter slag locality, Braubach, Loreley, Rhein-Lahn-Kreis, Rhineland-Palatinate, Germany
42.5km (26.4 miles) ⓘKahlenberg, Oberehe-Stroheich, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany
44.5km (27.6 miles) ⓘMühlenberg (Krümmel), Hohenfels-Essingen, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany
44.7km (27.8 miles) ⓘFeuerberg, Hohenfels-Essingen, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany
45.4km (28.2 miles) ⓘAltburg, Schalkenmehren, Daun, Vulkaneifel, 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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