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Biotite from
Greenstone flow, Allouez Township, Keweenaw County, Michigan, USA


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 Greenstone flow, Allouez Township, Keweenaw County, Michigan, USA
Data Identifiers
Mindat Occurrence Record ID:403111
Long-form Identifier:1:3:403111:6
GUID (UUID V4):0
Nearest other occurrences of Biotite
15.2km (9.5 miles) ⓘAshbed flow, Calumet Township, Houghton County, Michigan, USA
44.4km (27.6 miles) ⓘJacobsville Sandstone, Torch Lake Township, Houghton County, Michigan, USA
76.5km (47.5 miles) ⓘYellow Dog peridotite, Michigamme Township, Marquette County, Michigan, USA
77.3km (48.0 miles) ⓘEast Eagle Mine, Michigamme Township, Marquette County, Michigan, USA
94.4km (58.7 miles) ⓘMichigamme Mine, Michigamme, Michigamme Township, Marquette County, Michigan, USA
99.5km (61.8 miles) ⓘChampion Mine, Champion, Champion Township, Marquette County, Michigan, USA
References
Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.
 
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