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
Kalem, Birresborn, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany


02267400017372206927229.jpg
Melilite Group

Kalem, Birresborn, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany
02267400017372206927229.jpg
Melilite Group

Kalem, Birresborn, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany
02267400017372206927229.jpg
Melilite Group

Kalem, Birresborn, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany
Locality type:Quarry
Classification
Species:'Melilite Group' (not an IMA approved species)
Formula:A2M(XSiO7)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Melilite Group data
Locality Data:Click here to view Kalem, Birresborn, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany
Data Identifiers
Mindat Occurrence Record ID:29325
Long-form Identifier:1:3:29325:7
GUID (UUID V4):0
Nearest other occurrences of Melilite Group
6.6km (4.1 miles) ⓘRother Kopf, Roth, Gerolstein, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany
8.2km (5.1 miles) ⓘQuarry 3, Rockeskyll volcanic complex, Rockeskyll, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany
8.4km (5.2 miles) ⓘQuarry 2, Rockeskyll volcanic complex, Rockeskyll, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany
8.7km (5.4 miles) ⓘQuarry 1, Rockeskyll volcanic complex, Rockeskyll, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany
8.7km (5.4 miles) ⓘRockeskyller Kopf summit, Rockeskyll volcanic complex, Rockeskyll, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany
9.5km (5.9 miles) ⓘAuf Dickel (incl. Nonnental), Rockeskyll volcanic complex, Rockeskyll, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany
10.3km (6.4 miles) ⓘKahlenberg, Oberstadtfeld, Daun, Vulkaneifel, Rhineland-Palatinate, Germany
10.7km (6.6 miles) ⓘLühwald, Oberbettingen, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany
10.7km (6.7 miles) ⓘFeuerberg, Hohenfels-Essingen, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany
10.8km (6.7 miles) ⓘGraulay quarry, Hillesheim, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany
References
Hentschel, Gerhard (1987) Die Mineralien der Eifelvulkane (2nd ed.). Christian Weise Verlag. 177 pp.
 
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