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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Calcite from
A10 Highway tunnel (Katschberg tunnel), Katschberg, Rennweg am Katschberg, Spittal an der Drau District, Carinthia, Austria


Locality type:Tunnel
Classification
Species:Calcite
Formula:CaCO3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Calcite data
Locality Data:Click here to view A10 Highway tunnel (Katschberg tunnel), Katschberg, Rennweg am Katschberg, Spittal an der Drau District, Carinthia, Austria
Data Identifiers
Mindat Occurrence Record ID:197841
Long-form Identifier:1:3:197841:4
GUID (UUID V4):0
Nearest other occurrences of Calcite
2.6km (1.6 miles) ⓘKnappenlöcher, Zanaischg, Pölla valley, Rennweg am Katschberg, Spittal an der Drau District, Carinthia, Austria
4.5km (2.8 miles) ⓘStüblbau Mine, Gold mines, Schellgaden, Muhr, Tamsweg District, Salzburg, Austria
4.8km (3.0 miles) ⓘA10 Highway tunnel (Tauern tunnel), Muhr, Tamsweg District, Salzburg, Austria
5.0km (3.1 miles) ⓘA10 Highway tunnel, Katschberg, Schellgaden, Muhr, Tamsweg District, Salzburg, Austria
5.2km (3.2 miles) ⓘSchellgaden, Muhr, Tamsweg District, Salzburg, Austria
7.4km (4.6 miles) ⓘEssl quarry, Sankt Michael im Lungau, Tamsweg District, Salzburg, Austria
8.3km (5.2 miles) ⓘZickenberg, Oberweißburg, Sankt Michael im Lungau, Tamsweg District, Salzburg, Austria
9.0km (5.6 miles) ⓘKlaus quarry, Oberweißburg, Sankt Michael im Lungau, Tamsweg District, Salzburg, Austria
11.4km (7.1 miles) ⓘFellergraben, Fell, Sankt Michael im Lungau, Tamsweg District, Salzburg, Austria
11.9km (7.4 miles) ⓘSchleier fall, Koschach, Malta, Spittal an der Drau District, Carinthia, Austria
References
Niedermayr, G.; Praetzel, I. (1995) Mineralien Kärntens. Naturwissenschaftlicher Verein für Kärnten. 232 pp.
 
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