| Locality type: | Quarry |
| 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 Weilberg (Großer Weilberg), Königswinter, Rhein-Sieg-Kreis, Cologne, North Rhine-Westphalia, Germany |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 405550 |
| Long-form Identifier: | 1:3:405550:1 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Opal |
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| 0.8km (0.5 miles) | ⓘStenzelberg, Königswinter, Rhein-Sieg-Kreis, Cologne, North Rhine-Westphalia, Germany |
| 2.0km (1.3 miles) | ⓘQuegstein, Wintermühlenhof, Königswinter, Rhein-Sieg-Kreis, Cologne, North Rhine-Westphalia, Germany |
| 3.4km (2.1 miles) | ⓘRabenlay (Rabenley), Oberkassel, Beuel, Bonn, Cologne, North Rhine-Westphalia, Germany |
| 5.3km (3.3 miles) | ⓘLyngsberg (Lühnsberg; Lünsberg), Bad Godesberg, Bonn, Cologne, North Rhine-Westphalia, Germany |
| 7.2km (4.5 miles) | ⓘFinkenberg, Bonn, Cologne, North Rhine-Westphalia, Germany |
| 9.2km (5.7 miles) | ⓘVirneberg Mine, Rheinbreitbach, Unkel, Neuwied, Rhineland-Palatinate, Germany |
| 32.7km (20.3 miles) | ⓘRothenberg Quarry, Bell, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| 33.6km (20.9 miles) | ⓘKrufter Ofen, Kruft, Pellenz, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| 34.2km (21.3 miles) | ⓘIn den Dellen quarries, Mendig, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| 34.4km (21.4 miles) | ⓘPumice quarries, Wingertsberg, Mendig, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| References |
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