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
Talagiu Cu-Au deposit, Chisindia, Arad County, Romania


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 Talagiu Cu-Au deposit, Chisindia, Arad County, Romania
Data Identifiers
Mindat Occurrence Record ID:620424
Long-form Identifier:1:3:620424:2
GUID (UUID V4):0
Nearest other occurrences of Biotite
30.9km (19.2 miles) ⓘŞoimuş Ilii vein, Highiş Massif, Arad County, Romania
32.7km (20.3 miles) ⓘCovăsinţ, Highiş Massif, Arad County, Romania
66.9km (41.6 miles) ⓘVoia Cu deposit, Băița, Hunedoara County, Romania
71.0km (44.1 miles) ⓘDeva Mine, Deva, Hunedoara County, Romania
74.9km (46.5 miles) ⓘAlmas-Stanija ore field, Almașu Mare, Alba County, Romania
75.0km (46.6 miles) ⓘBolcana Mine, Certeju de Sus, Hunedoara County, Romania
77.0km (47.9 miles) ⓘLarga, Stănija, Buceș, Hunedoara County, Romania
78.5km (48.8 miles) ⓘRoșia Poieni Mine, Mușca, Lupșa, Alba County, Romania
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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