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
Big Onion copper-molybdenum deposit, Smithers, 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 Big Onion copper-molybdenum deposit, Smithers, Omineca Mining Division, British Columbia, Canada
Data Identifiers
Mindat Occurrence Record ID:623669
Long-form Identifier:1:3:623669:4
GUID (UUID V4):0
Nearest other occurrences of Biotite
25.9km (16.1 miles) ⓘDavidson deposit, Omineca Mining Division, British Columbia, Canada
47.6km (29.6 miles) ⓘBell Mine (Newman Mine), Granisle, Omineca Mining Division, British Columbia, Canada
49.7km (30.9 miles) ⓘGranisle mine, Granisle, Omineca Mining Division, British Columbia, Canada
56.6km (35.2 miles) ⓘMorrison Cu-Au deposit, Granisle, Omineca Mining Division, British Columbia, Canada
58.0km (36.1 miles) ⓘRed Rose Mine, Omineca Mining Division, British Columbia, Canada
58.2km (36.2 miles) ⓘSerb Creek prospect, Omineca Mining Division, British Columbia, Canada
58.2km (36.2 miles) ⓘRed Rose Mine, New Hazelton, Omineca Mining Division, British Columbia, Canada
62.8km (39.0 miles) ⓘVictoria property (Hazelton view), Omineca Mining Division, British Columbia, Canada
67.3km (41.8 miles) ⓘDorothy Cu deposit, Granisle, Omineca Mining Division, British Columbia, Canada
88.4km (54.9 miles) ⓘPoplar Cu-Mo-Au deposit, Owen Lake, Omineca Mining Division, British Columbia, Canada
References
Singer, D.A., Berger, V.I., Moring, B.C. (2008) Porphyry copper deposits of the world: Database and grade and tonnage models, 2008. Open-File Report 2008-1155
 
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