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
Gwendoline, Mitta Mitta, Towong Shire, Victoria, Australia


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 Gwendoline, Mitta Mitta, Towong Shire, Victoria, Australia
Data Identifiers
Mindat Occurrence Record ID:1442969
Long-form Identifier:1:3:1442969:1
GUID (UUID V4):0
Nearest other occurrences of Biotite
2.8km (1.7 miles) ⓘDay Dawn, Mitta Mitta, Towong Shire, Victoria, Australia
2.9km (1.8 miles) ⓘHopeful, Mitta Mitta, Towong Shire, Victoria, Australia
4.2km (2.6 miles) ⓘJenny Lind, Mitta Mitta, Towong Shire, Victoria, Australia
5.9km (3.7 miles) ⓘSoft Lode, Glen Wills, East Gippsland Shire, Victoria, Australia
6.6km (4.1 miles) ⓘMt Wills mining district, Glen Valley, East Gippsland Shire, Victoria, Australia
7.3km (4.5 miles) ⓘLease 922, Glen Wills, East Gippsland Shire, Victoria, Australia
51.3km (31.8 miles) ⓘThe Sugarloaf, Swifts Creek, East Gippsland Shire, Victoria, Australia
91.0km (56.6 miles) ⓘWomobi Mine, Thologolong, Towong Shire, Victoria, Australia
92.0km (57.2 miles) ⓘEverton Mine, Everton, Rural City of Wangaratta, Victoria, Australia
96.1km (59.7 miles) ⓘHidden Friend Mine, Eldorado, Rural City of Wangaratta, Victoria, Australia
References
Eagle, R.M., Birch, W.D., McKnight, S. (2017) Corrigendum to: Phosphate minerals in granitic pegmatites from the Mount Wills District, north-eastern Victoria. Proceedings of The Royal Society of Victoria, 129, 53.
 
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