| 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 Pine Hill Quarry, Weathersfield, Windsor County, Vermont, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 349773 |
| Long-form Identifier: | 1:3:349773:9 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Biotite |
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| 9.1km (5.7 miles) | ⓘAscutney Mountain complex, Windsor County, Vermont, USA |
| 9.5km (5.9 miles) | ⓘGassetts, Chester, Windsor County, Vermont, USA |
| 13.5km (8.4 miles) | ⓘFrostbite Mine, Ludlow, Windsor County, Vermont, USA |
| 14.9km (9.3 miles) | ⓘHolden Quarry, Chester, Windsor County, Vermont, USA |
| 15.0km (9.3 miles) | ⓘCarlton Quarry, Chester, Windsor County, Vermont, USA |
| 19.8km (12.3 miles) | ⓘSargent Mine, Claremont, Sullivan County, New Hampshire, USA |
| 20.9km (13.0 miles) | ⓘChandlers Mill Quarry, Newport, Sullivan County, New Hampshire, USA |
| 24.7km (15.3 miles) | ⓘHamm Mine, Windham, Windham County, Vermont, USA |
| 25.5km (15.9 miles) | ⓘGrafton Quarry, Grafton, Windham County, Vermont, USA |
| 27.2km (16.9 miles) | ⓘBellows Falls, Rockingham, Windham County, Vermont, USA |
| References |
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