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 Barker Hill Quarry (Rusk Quarry; Townsend Quarry), Townsend, Middlesex County, Massachusetts, USA |
Data Identifiers |
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Mindat Occurrence Record ID: | 684447 |
Long-form Identifier: | 1:3:684447:9 |
GUID (UUID V4): | 01eacbfb-0de7-4377-b8c8-d74f8a6f871d |
Nearest other occurrences of Biotite |
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5.4km (3.4 miles) | ⓘMason, Hillsborough County, New Hampshire, USA |
6.2km (3.9 miles) | ⓘMcDonald Quarry, Mason, Hillsborough County, New Hampshire, USA |
9.9km (6.2 miles) | ⓘComolli Granite Quarry, Milford, Hillsborough County, New Hampshire, USA |
12.5km (7.8 miles) | ⓘRoute 13 area, Lunenburg, Worcester County, Massachusetts, USA |
13.0km (8.1 miles) | ⓘBurns Hill area, Milford, Hillsborough County, New Hampshire, USA |
14.2km (8.8 miles) | ⓘRollstone Hill Quarries, Fitchburg, Worcester County, Massachusetts, USA |
14.4km (8.9 miles) | ⓘSouhegan Quarry, Milford, Hillsborough County, New Hampshire, USA |
16.1km (10.0 miles) | ⓘYoung Quarry, Milford, Hillsborough County, New Hampshire, USA |
17.2km (10.7 miles) | ⓘMilford, Hillsborough County, New Hampshire, USA |
17.6km (10.9 miles) | ⓘRoute 101/101A road cuts, Amherst, Hillsborough County, New Hampshire, USA |
References |
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