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Biotite from
Cape Darby Occurrence, Council Mining District, Nome Census Area, Alaska, USA


Locality type:Occurrence
Classification
Species:'Biotite' (not an IMA approved species)
Formula:K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Biotite data
Locality Data:Click here to view Cape Darby Occurrence, Council Mining District, Nome Census Area, Alaska, USA
Data Identifiers
Mindat Occurrence Record ID:578136
Long-form Identifier:1:3:578136:2
GUID (UUID V4):0
Nearest other occurrences of Biotite
48.7km (30.3 miles) ⓘSaddle Prospect, Council Mining District, Nome Census Area, Alaska, USA
89.6km (55.7 miles) ⓘPargon Mountain Mine, Council Mining District, Nome Census Area, Alaska, USA
References
(2008) Alaska Resource Data File (ARDF) Open-File Report 2008-1225. US Geological Survey
 
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