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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Bertrandite from
Floriani quarry (Haider quarry), Pulgarn, Steyregg, Urfahr-Umgebung District, Upper Austria, Austria


Locality type:Quarry
Classification
Species:Bertrandite
Formula:Be4(Si2O7)(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Bertrandite data
Locality Data:Click here to view Floriani quarry (Haider quarry), Pulgarn, Steyregg, Urfahr-Umgebung District, Upper Austria, Austria
Data Identifiers
Mindat Occurrence Record ID:768682
Long-form Identifier:1:3:768682:5
GUID (UUID V4):0
Nearest other occurrences of Bertrandite
2.1km (1.3 miles) ⓘLuftenberg quarries (Steininger quarry), Luftenberg an der Donau, Perg District, Upper Austria, Austria
31.2km (19.4 miles) ⓘMötlas, Königswiesen, Freistadt District, Upper Austria, Austria
69.1km (42.9 miles) ⓘTrastallhof, Fohra, Kottes-Purk, Zwettl District, Lower Austria, Austria
73.2km (45.5 miles) ⓘHuthof ("Am Hut"; Buchberg), Spitz, Krems-Land District, Lower Austria, Austria
73.3km (45.5 miles) ⓘRadlbachtal (Radlgraben; Huthof), Spitz, Krems-Land District, Lower Austria, Austria
73.8km (45.9 miles) ⓘBlocherleitengraben, Weinzierl am Walde, Krems-Land District, Lower Austria, Austria
74.3km (46.2 miles) ⓘWindeckberg, Spitz, Krems-Land District, Lower Austria, Austria
74.6km (46.4 miles) ⓘBirileiten, Spitz, Krems-Land District, Lower Austria, Austria
76.0km (47.2 miles) ⓘTannenfeld (Tannfeld), Maigen, Weinzierl am Walde, Krems-Land District, Lower Austria, Austria
80.5km (50.0 miles) ⓘOber-Meisling, Gföhl, Krems-Land District, Lower Austria, Austria
References
Haider, H. (1997) Gesteine und Minerale des Mühlviertels. In: Heimatbuch Luftenberg an der Donau. Herausgeber Heimatverein und Gemeinde Luftenberg an der Donau, Luftenberg, 453 pgs (20-23).
 
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