| 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 Unnamed syenite, Republic Mine, Republic, Republic Township, Marquette County, Michigan, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 417405 |
| Long-form Identifier: | 1:3:417405:9 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Hornblende Root Name Group |
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| 3.0km (1.9 miles) | ⓘRepublic, Republic Township, Marquette County, Michigan, USA |
| 13.1km (8.1 miles) | ⓘMount Humboldt, Humboldt Township, Marquette County, Michigan, USA |
| 13.3km (8.3 miles) | ⓘMagnetic Mine, Republic, Republic Township, Marquette County, Michigan, USA |
| 14.1km (8.8 miles) | ⓘChampion Mine, Champion, Champion Township, Marquette County, Michigan, USA |
| 20.4km (12.6 miles) | ⓘMichigamme Mine, Michigamme, Michigamme Township, Marquette County, Michigan, USA |
| 22.1km (13.8 miles) | ⓘSpurr Mine, Imperial Heights, Baraga County, Michigan, USA |
| 22.5km (14.0 miles) | ⓘPortland Mine, Imperial Heights, Baraga County, Michigan, USA |
| 22.9km (14.2 miles) | ⓘSteward Mine (Orleans), Imperial Heights, Baraga County, Michigan, USA |
| 23.7km (14.7 miles) | ⓘNorwood Mine, Imperial Heights, Baraga County, Michigan, USA |
| 23.7km (14.7 miles) | ⓘOhio Mines (Imperial Mine; Webster Mine), Imperial Heights, Baraga County, Michigan, USA |
| References |
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