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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Rock Crystal from
Mar Alp water tunnel, Koschach, Malta, Spittal an der Drau District, Carinthia, Austria


Locality type:Tunnel
Classification
Species:Quartz var: Rock Crystal
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Rock Crystal data
Locality Data:Click here to view Mar Alp water tunnel, Koschach, Malta, Spittal an der Drau District, Carinthia, Austria
Data Identifiers
Mindat Occurrence Record ID:197755
Long-form Identifier:1:3:197755:4
GUID (UUID V4):0
Nearest other occurrences of Rock Crystal
3.7km (2.3 miles) ⓘWastlkar, Petereck, Kölnbreinspitze - Lausnock area, Malta, Spittal an der Drau District, Carinthia, Austria
4.0km (2.5 miles) ⓘStubenriegel (Herrenbau; Seekar), Lanisch, Pölla valley, Rennweg am Katschberg, Spittal an der Drau District, Carinthia, Austria
5.2km (3.2 miles) ⓘSilbereck - Altenbergkar area, Rotgülden, Muhr, Tamsweg District, Salzburg, Austria
5.6km (3.5 miles) ⓘSchober northern slope, Schober, Malta, Spittal an der Drau District, Carinthia, Austria
6.5km (4.0 miles) ⓘSchleier fall, Koschach, Malta, Spittal an der Drau District, Carinthia, Austria
6.5km (4.0 miles) ⓘHochalmspitze, Malta, Spittal an der Drau District, Carinthia, Austria
6.7km (4.1 miles) ⓘGroßelend glacier, Malta, Spittal an der Drau District, Carinthia, Austria
6.9km (4.3 miles) ⓘPerschitz, Schober, Malta, Spittal an der Drau District, Carinthia, Austria
7.1km (4.4 miles) ⓘArsenic mine, Lower Rotgülden lake, Rotgülden, Muhr, Tamsweg District, Salzburg, Austria
7.7km (4.8 miles) ⓘSchrovinkar, Rotgülden, Muhr, Tamsweg District, Salzburg, Austria
References
Niedermayr, G.; Praetzel, I. (1995) Mineralien Kärntens. Naturwissenschaftlicher Verein für Kärnten. 232 pp.
 
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