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
Snead Mine, Gold-Pyrite Belt, Fluvanna County, Virginia, 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 Snead Mine, Gold-Pyrite Belt, Fluvanna County, Virginia, USA
Data Identifiers
Mindat Occurrence Record ID:343955
Long-form Identifier:1:3:343955:5
GUID (UUID V4):0
Nearest other occurrences of Biotite
9.7km (6.0 miles) ⓘMargaret Mine (Terrell Mine), New Canton, Gold-Pyrite Belt, Buckingham County, Virginia, USA
9.7km (6.0 miles) ⓘMcKenna Mine, New Canton, Gold-Pyrite Belt, Buckingham County, Virginia, USA
10.2km (6.3 miles) ⓘCocke Property Prospect (Cox Property), Gold-Pyrite Belt, Fluvanna County, Virginia, USA
14.7km (9.1 miles) ⓘTellurium Vein, Scotia Mine (Perkins Mine), Gold-Pyrite Belt, Fluvanna County, Virginia, USA
19.4km (12.0 miles) ⓘMoss Mine, Tabscott, Gold-Pyrite Belt, Goochland County, Virginia, USA
25.2km (15.7 miles) ⓘGreeley Mine (Aye's Mine; Ayres Mine), Gold-Pyrite Belt, Buckingham County, Virginia, USA
31.5km (19.6 miles) ⓘBuckingham Mines (Wiseman Mines; incl. Eldridge's Mine; Hesse's Mine), Gold-Pyrite Belt, Buckingham County, Virginia, USA
31.8km (19.8 miles) ⓘWalker Mine, Louisa County, Virginia, USA
38.1km (23.7 miles) ⓘWillis Mountain Mine, Sprouses Corner, Farmville Mining District, Buckingham County, Virginia, USA
38.8km (24.1 miles) ⓘNorth Garden Mine, North Garden, Albemarle County, Virginia, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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