| Locality type: | Tunnel |
| Classification |
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| Species: | Opal |
| Formula: | SiO2 · nH2O |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Opal data |
| Locality Data: | Click here to view A2 Highway tunnel (Falkenberg tunnel), Wölfnitz, Klagenfurt am Wörthersee, Carinthia, Austria |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 989804 |
| Long-form Identifier: | 1:3:989804:2 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Opal |
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| 4.1km (2.6 miles) | ⓘA2 Highway tunnel, Ehrentaler Berg, Klagenfurt am Wörthersee, Carinthia, Austria |
| 25.3km (15.7 miles) | ⓘKumberg (Komberg), Zauchen, Villach, Carinthia, Austria |
| 35.9km (22.3 miles) | ⓘHaidnerhöhe, Flattnitz, Sankt Veit an der Glan District, Carinthia, Austria |
| 45.7km (28.4 miles) | ⓘFeldspar quarry, Laas, Fresach, Villach-Land District, Carinthia, Austria |
| 46.6km (29.0 miles) | ⓘBasalt quarry, Kollnitz, Sankt Paul im Lavanttal, Wolfsberg District, Carinthia, Austria |
| 52.5km (32.6 miles) | ⓘMagnesite Mine, Millstätter Alpe, Millstatt, Spittal an der Drau District, Carinthia, Austria |
| 56.7km (35.2 miles) | ⓘSchwarzenberg quarry (Katsch quarry), Katsch an der Mur, Teufenbach-Katsch, Murau District, Styria, Austria |
| 60.7km (37.7 miles) | ⓘSpodumene prospect, Brandrücken, Frantschach-Sankt Gertraud, Wolfsberg District, Carinthia, Austria |
| 64.0km (39.8 miles) | ⓘFuchskogel, Glashütten, Bad Schwanberg, Deutschlandsberg District, Styria, Austria |
| 65.8km (40.9 miles) | ⓘPolanz quarry (Mauthnereck), Krumbach, Sankt Oswald ob Eibiswald, Eibiswald, Deutschlandsberg District, Styria, Austria |
| References |
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