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
First Hit Gold Mine, Menzies, Menzies 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 First Hit Gold Mine, Menzies, Menzies Shire, Western Australia, Australia
Data Identifiers
Mindat Occurrence Record ID:600264
Long-form Identifier:1:3:600264:0
GUID (UUID V4):0
Nearest other occurrences of Biotite
0.5km (0.3 miles) ⓘRobinson Crusoe Gold Mine (Crusoe; Menzies Crusoe), Menzies, Menzies Shire, Western Australia, Australia
1.0km (0.6 miles) ⓘSelkirk Gold Mine (Dublin Castle; Coronation; Menzies Proprietary; Dublin Proprietary), Menzies, Menzies Shire, Western Australia, Australia
1.6km (1.0 miles) ⓘLady Shenton Gold Mine, Menzies, Menzies Shire, Western Australia, Australia
2.6km (1.6 miles) ⓘGolden Age Gold Mine, Menzies, Menzies Shire, Western Australia, Australia
3.8km (2.4 miles) ⓘLady Harriet Gold Mine (Pioneer; Menzies Pioneer), Menzies, Menzies Shire, Western Australia, Australia
6.8km (4.2 miles) ⓘYunndaga Gold Mine (Menzies Consolidated; Royal), Menzies, Menzies Shire, Western Australia, Australia
16.6km (10.3 miles) ⓘCock Robin Mine (Twin Hills), Jeedamya Station, Menzies Shire, Western Australia, Australia
42.8km (26.6 miles) ⓘWonder Well, Riverina Station, Menzies Shire, Western Australia, Australia
44.4km (27.6 miles) ⓘRiverina Gold Mine, Riverina Station, Menzies Shire, Western Australia, Australia
46.3km (28.8 miles) ⓘPamela Jean prospect, Goongarrie, Menzies Shire, Western Australia, Australia
References
Witt, W. K., Knight, J. T., Mikucki, E. J. (1997) A synmetamorphic lateral fluid flow model for gold mineralization in the Archean southern Kalgoorlie and Norseman terranes, Western Australia. Economic Geology, 92 (4) 407-437 doi:10.2113/gsecongeo.92.4.407
 
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