| Locality type: | Exposure |
| Classification |
|---|
|
| Species: | 'Biotite' (not an IMA approved species) |
| Formula: | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Confirmation |
|---|
|
| Validity: | Believed Valid |
| Data |
|---|
|
| Mineral Data: | Click here to view Biotite data |
| Locality Data: | Click here to view Leusdon Common, Widecombe-in-the-Moor, Teignbridge, Devon, England, UK |
| Data Identifiers |
|---|
|
| Mindat Occurrence Record ID: | 1410182 |
| Long-form Identifier: | 1:3:1410182:9 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Biotite |
|---|
|
|
| 19.3km (12.0 miles) | ⓘNorth Mine (East Wheal Friendship), Devon United Mines, Peter Tavy, West Devon, Devon, England, UK |
| 23.8km (14.8 miles) | ⓘMeldon Quarry, Okehampton Hamlets, West Devon, Devon, England, UK |
| 43.5km (27.0 miles) | ⓘSouth Caradon Mine, Caradon Hill, St Cleer, Cornwall, England, UK |
| 44.5km (27.6 miles) | ⓘCraddock Moor Mine, Craddock Moor, St Cleer, Cornwall, England, UK |
| 44.5km (27.7 miles) | ⓘCheesewring Quarry, Minions, Linkinhorne, Cornwall, England, UK |
| 67.9km (42.2 miles) | ⓘBodelva Pit (Carvear China Clay Works), Bodelva, St Blaise, Cornwall, England, UK |
| 71.6km (44.5 miles) | ⓘGunheath China Clay Pit, Stenalees, Treverbyn, Cornwall, England, UK |
| 75.8km (47.1 miles) | ⓘTrelavour Downs, St Dennis, Cornwall, England, UK |
| 80.4km (50.0 miles) | ⓘDyer's Quarry, Chytane, St Enoder, Cornwall, England, UK |
| 96.8km (60.2 miles) | ⓘPendennis Head, Falmouth, Cornwall, England, UK |
| References |
|---|
|
Reid, Clement, Barrow, G., Sherlock, R. L., MacAlister, D. A., Dewey, H., Bromehead, C. N. (1912) The Geology of Dartmoor - Memoirs of the Geological Survey. The Geological Survey. |
|
