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Biotite from
Peavey dam, Mastodon Township, Iron County, Michigan, USA


Locality type:Dam
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 Peavey dam, Mastodon Township, Iron County, Michigan, USA
Data Identifiers
Mindat Occurrence Record ID:417484
Long-form Identifier:1:3:417484:4
GUID (UUID V4):0
Nearest other occurrences of Biotite
15.1km (9.4 miles) ⓘWest Kiernan sill, Mansfield Township, Iron County, Michigan, USA
17.2km (10.7 miles) ⓘBadwater greenstone, Dickinson County, Michigan, USA
18.5km (11.5 miles) ⓘUnnamed Pegmatite quarry ("Groveland" pegmatite), Randville, Dickinson County, Michigan, USA
26.9km (16.7 miles) ⓘFluorite railroad cut, Niagara, Marinette County, Wisconsin, USA
29.8km (18.5 miles) ⓘPayant-Chrissman prospect (Florence County prospect), Aurora, Florence County, Wisconsin, USA
30.3km (18.8 miles) ⓘRian Quarry, Felch, Dickinson County, Michigan, USA
31.3km (19.4 miles) ⓘRogers Mine, Bates Township, Iron County, Michigan, USA
44.1km (27.4 miles) ⓘDolfin pegmatite, Republic, Republic Township, Marquette County, Michigan, USA
48.7km (30.3 miles) ⓘRepublic Mine, Republic, Republic Township, Marquette County, Michigan, USA
49.6km (30.8 miles) ⓘRepublic, Republic 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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