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
Jones-Bunn prospect, Clay County, Alabama, USA


Locality type:Prospect
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 Jones-Bunn prospect, Clay County, Alabama, USA
Data Identifiers
Mindat Occurrence Record ID:958483
Long-form Identifier:1:3:958483:9
GUID (UUID V4):0
Nearest other occurrences of Biotite
3.1km (1.9 miles) ⓘJ. J. Smith No. 2 prospect, Clay County, Alabama, USA
11.6km (7.2 miles) ⓘM&G Mine, Clay County, Alabama, USA
11.6km (7.2 miles) ⓘPearce Lenless Nos. 2; 3 & 4 Prospects, Randolph County, Alabama, USA
12.5km (7.8 miles) ⓘFour Pits prospect, Clay County, Alabama, USA
12.7km (7.9 miles) ⓘLett No. 1 and 2 Prospects, Clay County, Alabama, USA
14.6km (9.1 miles) ⓘArnott Road Prospect, Randolph County, Alabama, USA
15.5km (9.6 miles) ⓘTrommell No. 2 Prospects, Randolph County, Alabama, USA
16.1km (10.0 miles) ⓘClouse prospects, Randolph County, Alabama, USA
16.4km (10.2 miles) ⓘEast Indian Prospect, Randolph County, Alabama, USA
17.3km (10.8 miles) ⓘGreat Southern No. 5 Mine, Randolph County, Alabama, USA
References
Heinrich, E.W., Olson, J.C. (1953) Mica deposits of the southeastern Piedmont, Part 11, Alabama district. Professional Paper 248g. US Geological Survey doi:10.3133/pp248g
 
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