| Locality type: | Quarry |
| 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 Wadhams-Tucker Quarry, Alexandria, Grafton County, New Hampshire, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 32223 |
| Long-form Identifier: | 1:3:32223:0 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Biotite |
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| 1.2km (0.8 miles) | ⓘMonarch Quarry, Alexandria, Grafton County, New Hampshire, USA |
| 2.1km (1.3 miles) | ⓘMiddle pegmatite, E.E. Smith Mine, Alexandria, Grafton County, New Hampshire, USA |
| 2.3km (1.4 miles) | ⓘNew Haven Mica Quarry, Alexandria, Grafton County, New Hampshire, USA |
| 2.4km (1.5 miles) | ⓘTruman Patten Quarry, Alexandria, Grafton County, New Hampshire, USA |
| 2.4km (1.5 miles) | ⓘMarston Quarry, Alexandria, Grafton County, New Hampshire, USA |
| 2.4km (1.5 miles) | ⓘPattuck Quarry, Alexandria, Grafton County, New Hampshire, USA |
| 3.3km (2.1 miles) | ⓘMorgan Mica prospect, Alexandria, Grafton County, New Hampshire, USA |
| 3.4km (2.1 miles) | ⓘMud Mica Mine, Alexandria, Grafton County, New Hampshire, USA |
| 6.6km (4.1 miles) | ⓘMelvin Mountain, Grafton, Grafton County, New Hampshire, USA |
| 10.7km (6.7 miles) | ⓘStandard Mine, Orange, Grafton County, New Hampshire, USA |
| References |
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