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Biotite from
Republic, Republic Township, Marquette County, Michigan, USA


Locality type:Census-designated Place
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 Republic, Republic Township, Marquette County, Michigan, USA
Data Identifiers
Mindat Occurrence Record ID:403114
Long-form Identifier:1:3:403114:7
GUID (UUID V4):0
Localities for Biotite in this Region
Dolfin pegmatite, Republic, Republic Township, Marquette County, Michigan, USA
Republic Mine, Republic, Republic Township, Marquette County, Michigan, USA
Nearest other occurrences of Biotite
1.2km (0.8 miles) ⓘRepublic Mine, Republic, Republic Township, Marquette County, Michigan, USA
2.4km (1.5 miles) ⓘUnnamed pegmatite (2), M-95 roadcut, Humboldt Township, Marquette County, Michigan, USA
5.7km (3.5 miles) ⓘDolfin pegmatite, Republic, Republic Township, Marquette County, Michigan, USA
6.2km (3.8 miles) ⓘGrizzly pegmatite, Humboldt Township, Marquette County, Michigan, USA
6.9km (4.3 miles) ⓘM-95 roadcut, Humboldt, Humboldt Township, Marquette County, Michigan, USA
7.5km (4.6 miles) ⓘCrockley pegmatite, Humboldt Township, Marquette County, Michigan, USA
10.1km (6.2 miles) ⓘLake Michigamme (2), Michigamme, Marquette County, Michigan, USA
10.2km (6.3 miles) ⓘUnnamed outcrop, Humboldt Township, Marquette County, Michigan, USA
10.5km (6.5 miles) ⓘHumboldt Mine (Edwards Mine), Humboldt Township, Marquette County, Michigan, USA
10.6km (6.6 miles) ⓘNew Humboldt Mine, Humboldt 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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