Locality type: | Deposit |
Classification |
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Species: | 'Biotite' (not an IMA approved species) |
Formula: | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
Confirmation |
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Validity: | Believed Valid |
Data |
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Mineral Data: | Click here to view Biotite data |
Locality Data: | Click here to view Back Forty Deposit, Menominee County, Michigan, USA |
Data Identifiers |
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Mindat Occurrence Record ID: | 690288 |
Long-form Identifier: | 1:3:690288:9 |
GUID (UUID V4): | 1d9fb7b3-dffa-4a70-9447-8fb8cf2500db |
Nearest other occurrences of Biotite |
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23.1km (14.4 miles) | ⓘMt. Tom Quarry (Middle Inlet quarry), Middle Inlet Township, Marinette County, Wisconsin, USA |
38.6km (24.0 miles) | ⓘPayant-Chrissman prospect (Florence County prospect), Aurora, Florence County, Wisconsin, USA |
39.8km (24.7 miles) | ⓘFluorite railroad cut, Niagara Township, Marinette County, Wisconsin, USA |
50.9km (31.6 miles) | ⓘBadwater greenstone, Dickinson County, Michigan, USA |
59.7km (37.1 miles) | ⓘRian Quarry, Felch, Dickinson County, Michigan, USA |
63.5km (39.5 miles) | ⓘUnnamed Pegmatite quarry ("Groveland" pegmatite), Randville, Dickinson County, Michigan, USA |
66.7km (41.4 miles) | ⓘPeavey dam, Iron County, Michigan, USA |
80.4km (50.0 miles) | ⓘWest Kiernan sill, Iron County, Michigan, USA |
92.5km (57.5 miles) | ⓘRogers Mine, Iron County, Michigan, USA |
References |
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