| 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 Groszowice quarry, Opole City County, Opole Voivodeship, Poland |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 1321129 |
| Long-form Identifier: | 1:3:1321129:9 |
| GUID (UUID V4): | 4a689b99-fd5d-4847-a836-2e82c9d78b80 |
| Nearest other occurrences of Opal |
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| 54.7km (34.0 miles) | ⓘPrzeworno marble quarry, Przeworno, Gmina Przeworno, Strzelin County, Lower Silesian Voivodeship, Poland |
| 56.6km (35.1 miles) | ⓘJegłowa quarry, Krzywina, Gmina Przeworno, Strzelin County, Lower Silesian Voivodeship, Poland |
| 62.3km (38.7 miles) | ⓘGębczyce skarn quarry, Gmina Strzelin, Strzelin County, Lower Silesian Voivodeship, Poland |
| 72.5km (45.1 miles) | ⓘSkorošice quarry, Skorošice, Jeseník District, Olomouc Region, Czech Republic |
| 73.2km (45.5 miles) | ⓘBobrek heap, Bobrek, Bytom, Silesian Voivodeship, Poland |
| 76.4km (47.5 miles) | ⓘMarcel mine heap, Radlin, Wodzisław County, Silesian Voivodeship, Poland |
| 78.6km (48.8 miles) | ⓘPangelberg, Niemcza, Gmina Niemcza, Dzierżoniów County, Lower Silesian Voivodeship, Poland |
| 78.9km (49.0 miles) | ⓘSzklary nickel deposit, Szklary, Gmina Ząbkowice Śląskie, Ząbkowice Śląskie County, Lower Silesian Voivodeship, Poland |
| 78.9km (49.0 miles) | ⓘKoźmickie Wzgórze - Mühlberg, Gmina Ciepłowody, Ząbkowice Śląskie County, Lower Silesian Voivodeship, Poland |
| 82.3km (51.1 miles) | ⓘJordanów nephrite quarry, Gmina Jordanów Śląski, Wrocław County, Lower Silesian Voivodeship, Poland |
| References |
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