| Locality type: | Hill |
| Classification |
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| Species: | Opal |
| Formula: | SiO2 · nH2O |
| Habit: | spherules, concretions |
| 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 Poggio alle Fate, Colognole, Collesalvetti, Livorno Province, Tuscany, Italy |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 1439461 |
| Long-form Identifier: | 1:3:1439461:4 |
| GUID (UUID V4): | 53d07b8b-fe47-4b22-9a9c-8dc40255d317 |
| Nearest other occurrences of Opal |
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| 2.6km (1.6 miles) | ⓘGabbro, Rosignano Marittimo, Livorno Province, Tuscany, Italy |
| 3.0km (1.9 miles) | ⓘQuartz occurrences, Gabbro, Rosignano Marittimo, Livorno Province, Tuscany, Italy |
| 3.2km (2.0 miles) | ⓘBuca Fonda quarry, Gabbro, Rosignano Marittimo, Livorno Province, Tuscany, Italy |
| 3.6km (2.2 miles) | ⓘVia della Sambuca U-V occurrence, Valle Benedetta, Livorno, Livorno Province, Tuscany, Italy |
| 5.7km (3.5 miles) | ⓘPoggio Corbolone, Livorno, Livorno Province, Tuscany, Italy |
| 6.2km (3.8 miles) | ⓘMontemassi, Collesalvetti, Livorno Province, Tuscany, Italy |
| 6.6km (4.1 miles) | ⓘPetrified wood occurrence, Collesalvetti, Livorno Province, Tuscany, Italy |
| 6.8km (4.3 miles) | ⓘPetrified wood occurrence, Livorno, Livorno Province, Tuscany, Italy |
| 7.3km (4.5 miles) | ⓘFortullino, Rosignano Marittimo, Livorno Province, Tuscany, Italy |
| 8.1km (5.1 miles) | ⓘBotro Masaccio quarry, Rosignano Marittimo, Livorno Province, Tuscany, Italy |
| References |
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