Locality type: | Deposit |
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 Brookville syenite deposit, Brookville, Delaware Township, Hunterdon County, New Jersey, USA |
Data Identifiers |
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Mindat Occurrence Record ID: | 72904 |
Long-form Identifier: | 1:3:72904:4 |
GUID (UUID V4): | aca9c858-82be-4876-a6a0-57716c3d6806 |
Nearest other occurrences of Biotite |
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27.2km (16.9 miles) | ⓘMargerum Brothers Quarry, West Windsor Township, Mercer County, New Jersey, USA |
38.5km (23.9 miles) | ⓘHolmesburg Granite Company Quarry, Holmesburg, Philadelphia, Philadelphia County, Pennsylvania, USA |
40.3km (25.1 miles) | ⓘSherrer Quarry, C.K. Williams Quarry complex, Chestnut Hill, Easton, Northampton County, Pennsylvania, USA |
40.7km (25.3 miles) | ⓘChestnut Hill, Easton, Northampton County, Pennsylvania, USA |
42.1km (26.2 miles) | ⓘComley's Quarry, Germantown, Philadelphia, Philadelphia County, Pennsylvania, USA |
42.5km (26.4 miles) | ⓘFowler's Quarry, Germantown, Philadelphia, Philadelphia County, Pennsylvania, USA |
43.6km (27.1 miles) | ⓘJerry O'Neill's Quarry, Tacony Creek Valley, Philadelphia, Philadelphia County, Pennsylvania, USA |
43.7km (27.1 miles) | ⓘHoffman's Quarry (Hoffmans Quarry), Frankford, Philadelphia, Philadelphia County, Pennsylvania, USA |
43.8km (27.2 miles) | ⓘGermantown, Philadelphia, Philadelphia County, Pennsylvania, USA |
43.8km (27.2 miles) | ⓘWissahickon Valley, Philadelphia, Philadelphia County, Pennsylvania, USA |
References |
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