Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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Biotite from
Morrison Cu-Au deposit, Granisle, Omineca Mining Division, British Columbia, Canada


Locality type:Deposit
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 Morrison Cu-Au deposit, Granisle, Omineca Mining Division, British Columbia, Canada
Data Identifiers
Mindat Occurrence Record ID:569818
Long-form Identifier:1:3:569818:9
GUID (UUID V4):0
Nearest other occurrences of Biotite
11.2km (6.9 miles) ⓘDorothy Cu deposit, Granisle, Omineca Mining Division, British Columbia, Canada
22.0km (13.6 miles) ⓘBell Mine (Newman Mine), Granisle, Omineca Mining Division, British Columbia, Canada
29.4km (18.3 miles) ⓘGranisle mine, Granisle, Omineca Mining Division, British Columbia, Canada
56.6km (35.2 miles) ⓘBig Onion copper-molybdenum deposit, Smithers, Omineca Mining Division, British Columbia, Canada
70.3km (43.7 miles) ⓘStardust deposit, Omineca Mining Division, British Columbia, Canada
72.6km (45.1 miles) ⓘKwanika prospect (Swan prospect), Kwanika Creek, Omineca Mining Division, British Columbia, Canada
75.3km (46.8 miles) ⓘDavidson deposit, Omineca Mining Division, British Columbia, Canada
81.9km (50.9 miles) ⓘRed Rose Mine, Omineca Mining Division, British Columbia, Canada
82.1km (51.0 miles) ⓘRed Rose Mine, New Hazelton, Omineca Mining Division, British Columbia, Canada
84.9km (52.7 miles) ⓘVictoria property (Hazelton view), Omineca Mining Division, British Columbia, Canada
References
Econ Geol (1994) 89:1518-1541
 
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