| Locality type: | Outcrop |
| Classification |
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| Species: | 'Hornblende Root Name Group' (not an IMA approved species) |
| Formula: | ◻Ca2(C42+C3+)(AlSi7O22)W2 |
| 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 Tréhiguier harbour amphibolite outcrops, Tréhiguier, Penestin, Vannes, Morbihan, Brittany, France |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 287583 |
| Long-form Identifier: | 1:3:287583:5 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Hornblende Root Name Group |
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| 30.8km (19.1 miles) | ⓘVille-ès-Martin, Saint-Nazaire, Saint-Nazaire, Loire-Atlantique, Pays de la Loire, France |
| 41.5km (25.8 miles) | ⓘLa Ménagerais, Saint-Viaud, Saint-Nazaire, Loire-Atlantique, Pays de la Loire, France |
| 49.1km (30.5 miles) | ⓘL'Andouillé quarries, Frossay, Saint-Nazaire, Loire-Atlantique, Pays de la Loire, France |
| 70.3km (43.7 miles) | ⓘLe Chêne Vert, Nantes, Nantes, Loire-Atlantique, Pays de la Loire, France |
| 73.8km (45.9 miles) | ⓘSaint-Donatien (Deux-Fours quarry), Nantes, Nantes, Loire-Atlantique, Pays de la Loire, France |
| 74.9km (46.5 miles) | ⓘPointe des Chats, Primiture, Groix, Lorient, Morbihan, Brittany, France |
| References |
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