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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Cordierite from
Köckendorf-Afisl, St. Stefan-Afiesl, Rohrbach District, Upper Austria, Austria


Classification
Species:Cordierite
Formula:Mg2Al4Si5O18
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Cordierite data
Locality Data:Click here to view Köckendorf-Afisl, St. Stefan-Afiesl, Rohrbach District, Upper Austria, Austria
Data Identifiers
Mindat Occurrence Record ID:768352
Long-form Identifier:1:3:768352:7
GUID (UUID V4):0
Nearest other occurrences of Cordierite
8.3km (5.1 miles) ⓘUnterurasch quarry (Kasbach), Lichtenau im Mühlkreis, Rohrbach District, Upper Austria, Austria
13.3km (8.3 miles) ⓘOberhaag quarry, Aigen-Schlägl, Rohrbach District, Upper Austria, Austria
15.2km (9.4 miles) ⓘHeidlbrunn quarry, Aigen-Schlägl, Rohrbach District, Upper Austria, Austria
29.2km (18.1 miles) ⓘOberpuchenau, Puchenau, Urfahr-Umgebung District, Upper Austria, Austria
30.1km (18.7 miles) ⓘMoserberg, Grünbach, Freistadt District, Upper Austria, Austria
31.3km (19.4 miles) ⓘRömerberg-Margarethen, Froschberg, Linz, Upper Austria, Austria
31.3km (19.4 miles) ⓘKürnberger Wald, Wilhering, Linz-Land District, Upper Austria, Austria
32.3km (20.1 miles) ⓘKleinstroheim, Stroheim, Eferding District, Upper Austria, Austria
38.4km (23.9 miles) ⓘKtiš kinzigite occurrence (Tisch kinzigite occurrence), Ktiš (Tisch), Prachatice District, South Bohemian Region, Czech Republic
57.9km (36.0 miles) ⓘHäuslern, Groß-Gerungs, Zwettl District, Lower Austria, Austria
References
Fuchs, Gerhard (1963): Bericht 1962 über geologische Aufnahmen auf den Blättern Wallern (3), Rohrbach (14) und Leonfelden (15). Verhandlungen der Geologischen Bundesanstalt, 1963 (3), A16-A17.
 
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