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Biotite from
Empire Mine, Palmer, Richmond Township, Marquette County, Michigan, USA


Locality type:Open-Cast Mine
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
Associated Minerals Based on Photo Data:
Siderite2
Quartz1
Calcite1
Pyrite1
Data
Mineral Data:Click here to view Biotite data
Locality Data:Click here to view Empire Mine, Palmer, Richmond Township, Marquette County, Michigan, USA
Data Identifiers
Mindat Occurrence Record ID:64091
Long-form Identifier:1:3:64091:4
GUID (UUID V4):0
Nearest other occurrences of Biotite
14.5km (9.0 miles) ⓘGreens Creek pegmatite, Richmond Township, Marquette County, Michigan, USA
18.6km (11.6 miles) ⓘUnnamed pegmatite, Marquette, Marquette County, Michigan, USA
20.6km (12.8 miles) ⓘMiddle Island, Picnic Islands, Marquette, Marquette County, Michigan, USA
22.6km (14.1 miles) ⓘHumboldt Mine (Edwards Mine), Humboldt Township, Marquette County, Michigan, USA
22.8km (14.2 miles) ⓘCrockley pegmatite, Humboldt Township, Marquette County, Michigan, USA
23.1km (14.3 miles) ⓘNew Humboldt Mine, Humboldt Township, Marquette County, Michigan, USA
23.1km (14.4 miles) ⓘUnnamed outcrop, Humboldt Township, Marquette County, Michigan, USA
25.2km (15.7 miles) ⓘM-95 roadcut, Humboldt, Humboldt Township, Marquette County, Michigan, USA
25.7km (16.0 miles) ⓘGrizzly pegmatite, Humboldt Township, Marquette County, Michigan, USA
28.3km (17.6 miles) ⓘUnnamed pegmatite (2), M-95 roadcut, Humboldt Township, Marquette County, Michigan, USA
References
Morris, Tom (1983) Michigan Mineralogy. A locality Index. Rocks & Minerals, 58 (3). 107-113 doi:10.1080/00357529.1983.11767128p.111
 
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