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Biotite from
Unnamed pegmatite, Marquette, Marquette 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 Unnamed pegmatite, Marquette, Marquette County, Michigan, USA
Data Identifiers
Mindat Occurrence Record ID:406261
Long-form Identifier:1:3:406261:5
GUID (UUID V4):0
Nearest other occurrences of Biotite
1.9km (1.2 miles) ⓘMiddle Island, Picnic Islands, Marquette, Marquette County, Michigan, USA
18.6km (11.6 miles) ⓘEmpire Mine, Palmer, Richmond Township, Marquette County, Michigan, USA
25.4km (15.8 miles) ⓘGreens Creek pegmatite, Richmond Township, Marquette County, Michigan, USA
38.7km (24.1 miles) ⓘHumboldt Mine (Edwards Mine), Humboldt Township, Marquette County, Michigan, USA
39.0km (24.2 miles) ⓘNew Humboldt Mine, Humboldt Township, Marquette County, Michigan, USA
39.2km (24.4 miles) ⓘUnnamed outcrop, Humboldt Township, Marquette County, Michigan, USA
39.9km (24.8 miles) ⓘCrockley pegmatite, Humboldt Township, Marquette County, Michigan, USA
42.0km (26.1 miles) ⓘM-95 roadcut, Humboldt, Humboldt Township, Marquette County, Michigan, USA
42.4km (26.4 miles) ⓘEast Eagle Mine, Michigamme Township, Marquette County, Michigan, USA
42.6km (26.5 miles) ⓘGrizzly pegmatite, 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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