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
Reeds Mountain Pyrite Mine, Reeds Mountain, Bremen, Haralson County, Georgia, USA


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 Reeds Mountain Pyrite Mine, Reeds Mountain, Bremen, Haralson County, Georgia, USA
Data Identifiers
Mindat Occurrence Record ID:111607
Long-form Identifier:1:3:111607:6
GUID (UUID V4):0
Nearest other occurrences of Biotite
7.3km (4.5 miles) ⓘReeds Mountain, No. 3, Carroll County, Georgia, USA
22.5km (14.0 miles) ⓘVilla Rica Mine (Sulfur Mining & Railroad Company Pyrite Mine), Villa Rica, Douglas County, Georgia, USA
23.5km (14.6 miles) ⓘC. H. Miller Deposit, Paulding County, Georgia, USA
41.8km (26.0 miles) ⓘTurner Prospect, Paulding County, Georgia, USA
44.5km (27.7 miles) ⓘOld Ancient Mine, Randolph County, Alabama, USA
44.6km (27.7 miles) ⓘGreat Southern No. 5 Mine, Randolph County, Alabama, USA
44.8km (27.9 miles) ⓘEast Indian Prospect, Randolph County, Alabama, USA
45.4km (28.2 miles) ⓘClouse prospects, Randolph County, Alabama, USA
45.8km (28.4 miles) ⓘTrommell No. 2 Prospects, Randolph County, Alabama, USA
46.7km (29.0 miles) ⓘArnott Road Prospect, Randolph County, Alabama, USA
References
Rocks & Min.: 64:188
 
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