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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Cristobalite from
Emmelberg, Üdersdorf, Daun, Vulkaneifel, Rhineland-Palatinate, Germany


07240020017272037526953.jpg
Cristobalite

Emmelberg, Üdersdorf, Daun, Vulkaneifel, Rhineland-Palatinate, Germany
06155340017271982323749.jpg
Cristobalite

Emmelberg, Üdersdorf, Daun, Vulkaneifel, Rhineland-Palatinate, Germany
07240020017272037526953.jpg
Cristobalite

Emmelberg, Üdersdorf, Daun, Vulkaneifel, Rhineland-Palatinate, Germany
06155340017271982323749.jpg
Cristobalite

Emmelberg, Üdersdorf, Daun, Vulkaneifel, Rhineland-Palatinate, Germany
07240020017272037526953.jpg
Cristobalite

Emmelberg, Üdersdorf, Daun, Vulkaneifel, Rhineland-Palatinate, Germany
06155340017271982323749.jpg
Cristobalite

Emmelberg, Üdersdorf, Daun, Vulkaneifel, Rhineland-Palatinate, Germany
Locality type:Quarry
Classification
Species:Cristobalite
Formula:SiO2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Pseudobrookite1
Titanite1
Tridymite1
Pyroxene Group1
Sanidine1
Data
Mineral Data:Click here to view Cristobalite data
Locality Data:Click here to view Emmelberg, Üdersdorf, Daun, Vulkaneifel, Rhineland-Palatinate, Germany
Photo GalleryView Gallery (5 photos)
Data Identifiers
Mindat Occurrence Record ID:76514
Long-form Identifier:1:3:76514:3
GUID (UUID V4):0
Nearest other occurrences of Cristobalite
1.2km (0.7 miles) ⓘLöhley, Üdersdorf, Daun, Vulkaneifel, Rhineland-Palatinate, Germany
2.9km (1.8 miles) ⓘAltburg, Schalkenmehren, Daun, Vulkaneifel, Rhineland-Palatinate, Germany
4.8km (3.0 miles) ⓘKahlenberg, Oberstadtfeld, Daun, Vulkaneifel, Rhineland-Palatinate, Germany
7.7km (4.8 miles) ⓘMosenberg, Bettenfeld, Wittlich-Land, Bernkastel-Wittlich, Rhineland-Palatinate, Germany
13.9km (8.6 miles) ⓘKahlenberg, Oberehe-Stroheich, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany
17.0km (10.6 miles) ⓘRother Kopf, Roth, Gerolstein, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany
25.4km (15.8 miles) ⓘNiveligsberg, Drees, Kelberg, Vulkaneifel, Rhineland-Palatinate, Germany
35.5km (22.0 miles) ⓘIn der Ahl Quarry, Mayen, Mayen-Koblenz, Rhineland-Palatinate, Germany
36.8km (22.8 miles) ⓘEttringer Feld, Ettringen, Vordereifel, Mayen-Koblenz, Rhineland-Palatinate, Germany
37.0km (23.0 miles) ⓘMayener Feld, Mayen, Mayen-Koblenz, Rhineland-Palatinate, Germany
References
Schäfer, H. (1979) Die Mineralien der Einschlüsse und Auswürflinge in den Schlacken des Emmelberges bei Übersdorf/Eifel. Der Aufschluss, 30 (9). 273-282
 
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