| Locality type: | Mine |
| 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 Cassagna Mine, Ne, Genoa, Liguria, Italy |
| Photo Gallery | View Gallery (2 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 710969 |
| Long-form Identifier: | 1:3:710969:0 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Opal |
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| 1.3km (0.8 miles) | ⓘNascio, Ne, Genoa, Liguria, Italy |
| 1.7km (1.0 miles) | ⓘMolinello Mine, Ne, Genoa, Liguria, Italy |
| 3.3km (2.1 miles) | ⓘGambatesa Mine, Reppia, Ne, Genoa, Liguria, Italy |
| 24.5km (15.2 miles) | ⓘMonte Nero Mine, Rocchetta di Vara, La Spezia Province, Liguria, Italy |
| 38.7km (24.0 miles) | ⓘRio Bassi Stope, Corchia mine, Berceto, Parma Province, Emilia-Romagna, Italy |
| 39.8km (24.7 miles) | ⓘPerboni Q. 750, Corchia mine, Berceto, Parma Province, Emilia-Romagna, Italy |
| 51.1km (31.7 miles) | ⓘMt. Ramazzo Mine, Borzoli, Genoa, Genoa, Liguria, Italy |
| 53.8km (33.5 miles) | ⓘVarenna Valley, Genoa, Genoa, Liguria, Italy |
| 59.3km (36.9 miles) | ⓘLucchetti Quarry (Strinato B Quarry; Strinato Quarry), Fantiscritti, Miseglia quarrying basin (Miseglia-Fantiscritti quarrying basin; Fantiscritti quarrying basin), Carrara, Massa-Carrara Province, Tuscany, Italy |
| 60.0km (37.3 miles) | ⓘI Piani, Masone, Genoa, Liguria, Italy |
| References |
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Cassagna Mine, Ne, Genoa, Liguria, Italy