| 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 Üstökfő, Gyöngyössolymos, Gyöngyös District, Heves County, Hungary |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 299383 |
| Long-form Identifier: | 1:3:299383:6 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Opal |
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| 0.9km (0.5 miles) | ⓘAsztag kő, Gyöngyössolymos, Gyöngyös District, Heves County, Hungary |
| 2.2km (1.4 miles) | ⓘSzén-patak Cseternás-bérc, Gyöngyössolymos, Gyöngyös District, Heves County, Hungary |
| 2.5km (1.5 miles) | ⓘBagolyvár-Furmin, Gyöngyösoroszi, Gyöngyös District, Heves County, Hungary |
| 3.0km (1.9 miles) | ⓘEremény Hill - Bárdos Hill, Gyöngyössolymos, Gyöngyös District, Heves County, Hungary |
| 3.5km (2.1 miles) | ⓘKárolyvár, Gyöngyösoroszi, Gyöngyös District, Heves County, Hungary |
| 3.5km (2.2 miles) | ⓘCserkő Mine, Gyöngyössolymos, Gyöngyös District, Heves County, Hungary |
| 4.2km (2.6 miles) | ⓘKis Hill (Lila Mine), Gyöngyössolymos, Gyöngyös District, Heves County, Hungary |
| 5.5km (3.4 miles) | ⓘSzáraz-patak, Gyöngyössolymos, Gyöngyös District, Heves County, Hungary |
| 5.6km (3.5 miles) | ⓘKis-domb, Gyöngyöstarján, Gyöngyös District, Heves County, Hungary |
| 6.0km (3.7 miles) | ⓘSzent Imre Mine, Mátraszentimre, Gyöngyös District, Heves County, Hungary |
| References |
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