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Biotite from
West Kiernan sill, Mansfield Township, Iron County, Michigan, USA


Locality type:Sill
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 West Kiernan sill, Mansfield Township, Iron County, Michigan, USA
Data Identifiers
Mindat Occurrence Record ID:416511
Long-form Identifier:1:3:416511:8
GUID (UUID V4):0
Nearest other occurrences of Biotite
15.1km (9.4 miles) ⓘPeavey dam, Mastodon Township, Iron County, Michigan, USA
21.8km (13.6 miles) ⓘUnnamed Pegmatite quarry ("Groveland" pegmatite), Randville, Dickinson County, Michigan, USA
29.3km (18.2 miles) ⓘRogers Mine, Bates Township, Iron County, Michigan, USA
29.6km (18.4 miles) ⓘBadwater greenstone, Dickinson County, Michigan, USA
30.1km (18.7 miles) ⓘDolfin pegmatite, Republic, Republic Township, Marquette County, Michigan, USA
33.7km (20.9 miles) ⓘRian Quarry, Felch, Dickinson County, Michigan, USA
35.0km (21.8 miles) ⓘRepublic Mine, Republic, Republic Township, Marquette County, Michigan, USA
35.8km (22.2 miles) ⓘRepublic, Republic Township, Marquette County, Michigan, USA
37.8km (23.5 miles) ⓘLake Michigamme (2), Michigamme, Marquette County, Michigan, USA
38.0km (23.6 miles) ⓘUnnamed pegmatite (2), M-95 roadcut, 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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