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
Belleisle Gold Mine, St. Ives gold camp, Kambalda, 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 Belleisle Gold Mine, St. Ives gold camp, Kambalda, Coolgardie Shire, Western Australia, Australia
Data Identifiers
Mindat Occurrence Record ID:940582
Long-form Identifier:1:3:940582:0
GUID (UUID V4):0
Nearest other occurrences of Biotite
0.3km (0.2 miles) ⓘMinotaur Gold Mine, St. Ives gold camp, Kambalda, Coolgardie Shire, Western Australia, Australia
1.6km (1.0 miles) ⓘWest Revenge Gold Mine, St. Ives gold camp, Kambalda, Coolgardie Shire, Western Australia, Australia
1.9km (1.2 miles) ⓘRevenge Gold Mine, St. Ives gold camp, Kambalda, Coolgardie Shire, Western Australia, Australia
3.1km (1.9 miles) ⓘNeptune gold prospect, St. Ives gold camp, Kambalda, Coolgardie Shire, Western Australia, Australia
5.5km (3.4 miles) ⓘInvincible Gold Mine (LT-17), St. Ives gold camp, Kambalda, Coolgardie Shire, Western Australia, Australia
5.9km (3.6 miles) ⓘAlpha Island area, St. Ives gold camp, Kambalda, Coolgardie Shire, Western Australia, Australia
6.3km (3.9 miles) ⓘBritannia-Sirius Gold Mine, St. Ives gold camp, Kambalda, Coolgardie Shire, Western Australia, Australia
6.5km (4.0 miles) ⓘBellerophon-Nelson Gold Mine, St. Ives gold camp, Kambalda, Coolgardie Shire, Western Australia, Australia
7.0km (4.3 miles) ⓘVictory-Defiance Gold Mine (Victory mine; Defiance mine; N31; Conqueror Lode), St. Ives gold camp, Kambalda, Coolgardie Shire, Western Australia, Australia
7.0km (4.4 miles) ⓘEast Repulse Gold Mine, St. Ives gold camp, Kambalda, Coolgardie Shire, Western Australia, Australia
References
Steffen Robertson and Kirsten Pty Ltd (2004), An Independent Technical Report on the St Ives Gold Mine WA 01/07/2004
 
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