| Locality type: | Quarry |
| Classification |
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| Species: | Opal var: Opal-AN |
| Formula: | SiO2 · nH2O |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Opal-AN data |
| Locality Data: | Click here to view Klemmbach quarry (Schweighof quarry), Schweighof, Badenweiler, Breisgau-Hochschwarzwald, Freiburg Region, Baden-Württemberg, Germany |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 167643 |
| Long-form Identifier: | 1:3:167643:3 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Opal-AN |
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| 8.0km (5.0 miles) | ⓘMalsburg, Malsburg-Marzell, Lörrach, Freiburg Region, Baden-Württemberg, Germany |
| 19.4km (12.0 miles) | ⓘSengalenkopf, Schönau im Schwarzwald, Lörrach, Freiburg Region, Baden-Württemberg, Germany |
| 20.7km (12.8 miles) | ⓘLisbühl, Todtnau, Lörrach, Freiburg Region, Baden-Württemberg, Germany |
| 27.9km (17.4 miles) | ⓘFöhrenberg, Ihringen, Breisgau-Hochschwarzwald, Freiburg Region, Baden-Württemberg, Germany |
| 31.8km (19.8 miles) | ⓘKirchberg Quarry, Oberrotweil, Vogtsburg im Kaiserstuhl, Breisgau-Hochschwarzwald, Freiburg Region, Baden-Württemberg, Germany |
| 35.3km (21.9 miles) | ⓘHumberg quarries, Burkheim, Vogtsburg im Kaiserstuhl, Breisgau-Hochschwarzwald, Freiburg Region, Baden-Württemberg, Germany |
| 37.1km (23.1 miles) | ⓘEichert, Sasbach am Kaiserstuhl, Emmendingen, Freiburg Region, Baden-Württemberg, Germany |
| 39.2km (24.3 miles) | ⓘLimberg Quarries, Sasbach am Kaiserstuhl, Emmendingen, Freiburg Region, Baden-Württemberg, Germany |
| 47.3km (29.4 miles) | ⓘPorphyry quarry, Detzeln, Waldshut-Tiengen, Waldshut, Freiburg Region, Baden-Württemberg, Germany |
| 58.6km (36.4 miles) | ⓘOffenbach valley, Hornberg, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany |
| References |
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