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
Logan's Find gold mines, Widgiemooltha, Coolgardie Shire, Western Australia, Australia


Locality type:Mine
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 Logan's Find gold mines, Widgiemooltha, Coolgardie Shire, Western Australia, Australia
Data Identifiers
Mindat Occurrence Record ID:1031526
Long-form Identifier:1:3:1031526:6
GUID (UUID V4):0
Nearest other occurrences of Biotite
5.6km (3.5 miles) ⓘWattle Dam gold mine, Spargoville, Coolgardie Shire, Western Australia, Australia
7.5km (4.7 miles) ⓘLocation 2 deposit (Location 5B), Spargoville, Coolgardie Shire, Western Australia, Australia
7.6km (4.7 miles) ⓘLocation 3 (Location 5D; Andrew's Shaft), Spargoville, Coolgardie Shire, Western Australia, Australia
7.8km (4.8 miles) ⓘ384N deposit, Widgiemooltha, Coolgardie Shire, Western Australia, Australia
8.6km (5.3 miles) ⓘLocation 1A deposit, Spargoville, Coolgardie Shire, Western Australia, Australia
13.1km (8.1 miles) ⓘLady Allison gold prospect, Spargoville, Coolgardie Shire, Western Australia, Australia
15.6km (9.7 miles) ⓘSouth Spargoville Columbite pegmatite, Spargoville, Coolgardie Shire, Western Australia, Australia
16.1km (10.0 miles) ⓘGiles Columbite-Beryl Pegmatite (Giles Prospect), Spargoville, Coolgardie Shire, Western Australia, Australia
16.9km (10.5 miles) ⓘSpargo's Reward Gold Mine, Spargoville, Coolgardie Shire, Western Australia, Australia
19.1km (11.9 miles) ⓘWidgiemooltha 3 Deposit, Widgiemooltha, Coolgardie Shire, Western Australia, Australia
References
Simpson, E.S. (1948), Minerals of Western Australia, Vol 1, p 152 (as Flynns Find part of Logans Find)
 
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