| 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 Radvanka quarry, Hejná, Klatovy District, Plzeň Region, Czech Republic |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 719596 |
| Long-form Identifier: | 1:3:719596:9 |
| GUID (UUID V4): | 7bac7e0a-ae89-4197-a3c8-3f1cddded57f |
| Nearest other occurrences of Opal |
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| 13.4km (8.3 miles) | ⓘKrty quarries, Krty-Hradec, Strakonice District, South Bohemian Region, Czech Republic |
| 48.1km (29.9 miles) | ⓘSilberberg Mine, Bodenmais, Regen District, Lower Bavaria, Bavaria, Germany |
| 57.5km (35.7 miles) | ⓘTěškov quarry, Těškov, Rokycany District, Plzeň Region, Czech Republic |
| 61.7km (38.3 miles) | ⓘBohouškovice opal occurrences, Bohouškovice, Kremze, Český Krumlov District, South Bohemian Region, Czech Republic |
| 62.2km (38.6 miles) | ⓘSteinerleinbach Quarry, Röhrnbach, Freyung-Grafenau District, Lower Bavaria, Bavaria, Germany |
| 74.8km (46.5 miles) | ⓘGrögöd Quarry (G'steinert Quarry), Untergriesbach, Passau District, Lower Bavaria, Bavaria, Germany |
| 79.6km (49.4 miles) | ⓘFicht Mine, Untergriesbach, Passau District, Lower Bavaria, Bavaria, Germany |
| 80.7km (50.2 miles) | ⓘWimhof Quarry, Vilshofen, Passau District, Lower Bavaria, Bavaria, Germany |
| 82.5km (51.3 miles) | ⓘVlčí hora, Černošín, Tachov District, Plzeň Region, Czech Republic |
| 84.9km (52.7 miles) | ⓘPacova Hill quarry, Dolní Hořice, Tábor District, South Bohemian Region, Czech Republic |
| References |
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