| 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 Monarch Quarry, Alexandria, Grafton County, New Hampshire, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 32240 |
| Long-form Identifier: | 1:3:32240:7 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Biotite |
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| 1.2km (0.7 miles) | ⓘMarston Quarry, Alexandria, Grafton County, New Hampshire, USA |
| 1.2km (0.8 miles) | ⓘWadhams-Tucker Quarry, Alexandria, Grafton County, New Hampshire, USA |
| 1.6km (1.0 miles) | ⓘTruman Patten Quarry, Alexandria, Grafton County, New Hampshire, USA |
| 2.1km (1.3 miles) | ⓘMorgan Mica prospect, Alexandria, Grafton County, New Hampshire, USA |
| 3.2km (2.0 miles) | ⓘNew Haven Mica Quarry, Alexandria, Grafton County, New Hampshire, USA |
| 3.2km (2.0 miles) | ⓘMiddle pegmatite, E.E. Smith Mine, Alexandria, Grafton County, New Hampshire, USA |
| 3.4km (2.1 miles) | ⓘPattuck Quarry, Alexandria, Grafton County, New Hampshire, USA |
| 4.5km (2.8 miles) | ⓘMud Mica Mine, Alexandria, Grafton County, New Hampshire, USA |
| 7.1km (4.4 miles) | ⓘMelvin Mountain, Grafton, Grafton County, New Hampshire, USA |
| 10.2km (6.3 miles) | ⓘKeyes Mica Quarries, Orange, Grafton County, New Hampshire, USA |
| References |
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