Locality type: | Prospect |
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 Margerie Glacier prospect (Margarie Glacier prospect; Porcupine prospect), Glacier Bay Mining District, Juneau Mining District, Alaska, USA |
Data Identifiers |
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Mindat Occurrence Record ID: | 629341 |
Long-form Identifier: | 1:3:629341:3 |
GUID (UUID V4): | 06a14101-02c2-4fa4-82c8-7e680deb7499 |
Nearest other occurrences of Biotite |
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56.2km (34.9 miles) | ⓘNunatak Prospect (Muir Inlet), Hoonah-Angoon Census Area, Alaska, USA |
67.5km (42.0 miles) | ⓘMaid of Erin Mine, Rainy Hollow District, Atlin Mining Division, British Columbia, Canada |
80.3km (49.9 miles) | ⓘWindy Craggy deposit, Atlin Mining Division, British Columbia, Canada |
References |
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