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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Tourmaline from
A2 Highway tunnel (Falkenberg tunnel), Wölfnitz, Klagenfurt am Wörthersee, Carinthia, Austria


Locality type:Tunnel
Classification
Species:'Tourmaline' (not an IMA approved species)
Formula:AD3G6(T6O18)(BO3)3X3Z
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Tourmaline data
Locality Data:Click here to view A2 Highway tunnel (Falkenberg tunnel), Wölfnitz, Klagenfurt am Wörthersee, Carinthia, Austria
Data Identifiers
Mindat Occurrence Record ID:224604
Long-form Identifier:1:3:224604:8
GUID (UUID V4):0
Nearest other occurrences of Tourmaline
6.9km (4.3 miles) ⓘRadischberg, St Peter, Moosburg, Klagenfurt-Land District, Carinthia, Austria
7.1km (4.4 miles) ⓘWinklern, Pörtschach am Wörther See, Klagenfurt-Land District, Carinthia, Austria
25.3km (15.7 miles) ⓘKumberg (Komberg), Zauchen, Villach, Carinthia, Austria
26.4km (16.4 miles) ⓘJungfernsprung, Landskron castle, Landskron, Villach, Carinthia, Austria
31.3km (19.5 miles) ⓘOswaldiberg tunnel (A10 Highway tunnel), Oswaldiberg, Villach, Carinthia, Austria
32.0km (19.9 miles) ⓘSerpentinite quarry, Griesserhof (Gulitzen; Gullitzen), Hirt, Micheldorf, Sankt Veit an der Glan District, Carinthia, Austria
34.4km (21.3 miles) ⓘModre quarry, Kras, Treffen am Ossiacher See, Villach-Land District, Carinthia, Austria
35.1km (21.8 miles) ⓘMarble quarry, Gummern, Weißenstein, Villach-Land District, Carinthia, Austria
37.3km (23.2 miles) ⓘGriffen cave, Griffen, Völkermarkt District, Carinthia, Austria
38.3km (23.8 miles) ⓘHemma adit, Schwall, Zeltschach, Friesach, Sankt Veit an der Glan District, Carinthia, Austria
References
G. Niedermayr, F. Brandstätter: Carinthia II 83./103.:270-272 (1993)
 
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