| Locality type: | Mine |
| Classification |
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| Species: | 'Biotite' (not an IMA approved species) |
| Formula: | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Biotite data |
| Locality Data: | Click here to view Greyhawk Mine, Faraday Township, Hastings County, Ontario, Canada |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 873470 |
| Long-form Identifier: | 1:3:873470:9 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Biotite |
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| 1.8km (1.1 miles) | ⓘBentley Lake occurrence (Madawaska mine property), Faraday Township, Hastings County, Ontario, Canada |
| 2.6km (1.6 miles) | ⓘMadawaska Mine (Faraday Mine), Faraday Township, Hastings County, Ontario, Canada |
| 3.1km (1.9 miles) | ⓘJeffrey (Jefrey Deposit) occurrence, Faraday Township, Hastings County, Ontario, Canada |
| 4.1km (2.6 miles) | ⓘCN Rock Dump (CN Dump), Town of Bancroft, Hastings County, Ontario, Canada |
| 4.7km (2.9 miles) | ⓘBow Lake Iron mine, Faraday Township, Hastings County, Ontario, Canada |
| 5.9km (3.7 miles) | ⓘEagles Nest occurrence, Town of Bancroft, Hastings County, Ontario, Canada |
| 7.9km (4.9 miles) | ⓘCancrinite Hill, Dungannon Township, Town of Bancroft, Hastings County, Ontario, Canada |
| 8.1km (5.1 miles) | ⓘPrincess Sodalite Quarry (Princess Quarry), Dungannon Township, Town of Bancroft, Hastings County, Ontario, Canada |
| 8.1km (5.1 miles) | ⓘDavis Hill, Dungannon Township, Town of Bancroft, Hastings County, Ontario, Canada |
| 8.9km (5.6 miles) | ⓘTait farm, Dungannon Township, Town of Bancroft, Hastings County, Ontario, Canada |
| References |
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