| Locality type: | Quarry |
| Classification |
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| Species: | 'Hornblende Root Name Group' (not an IMA approved species) |
| Formula: | ◻Ca2(C42+C3+)(AlSi7O22)W2 |
| Comments: | Ferroan. |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Hornblende Root Name Group data |
| Locality Data: | Click here to view Osa Quarry, Osteria dell'Osa, Rome, Metropolitan City of Rome Capital, Lazio, Italy |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 155301 |
| Long-form Identifier: | 1:3:155301:7 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Hornblende Root Name Group |
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| 5.7km (3.6 miles) | ⓘLaghetto quarries, Laghetto (Laghetto di Montecompatri), Monte Compatri, Metropolitan City of Rome Capital, Lazio, Italy |
| 18.8km (11.7 miles) | ⓘParco Chigi, Ariccia, Metropolitan City of Rome Capital, Lazio, Italy |
| 35.3km (21.9 miles) | ⓘFosso Attici, Magliano Romano, Metropolitan City of Rome Capital, Lazio, Italy |
| 35.5km (22.1 miles) | ⓘMonte Cavalluccio, Campagnano di Roma, Metropolitan City of Rome Capital, Lazio, Italy |
| 35.9km (22.3 miles) | ⓘMonte Tozzo, Campagnano di Roma, Metropolitan City of Rome Capital, Lazio, Italy |
| 49.7km (30.9 miles) | ⓘPianciano, Castel Giuliano, Bracciano, Metropolitan City of Rome Capital, Lazio, Italy |
| 70.3km (43.7 miles) | ⓘTre Croci, Vetralla, Viterbo Province, Lazio, Italy |
| 71.4km (44.3 miles) | ⓘSan Martino al Cimino, Viterbo, Viterbo Province, Lazio, Italy |
| 95.5km (59.3 miles) | ⓘTrachyte quarry, Ponzano, Bagnoregio, Viterbo Province, Lazio, Italy |
| References |
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