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
Oliver Dam site, Columbus, Muscogee County, Georgia, USA


Locality type:Dam
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 Oliver Dam site, Columbus, Muscogee County, Georgia, USA
Data Identifiers
Mindat Occurrence Record ID:318252
Long-form Identifier:1:3:318252:9
GUID (UUID V4):0
Nearest other occurrences of Biotite
40.3km (25.1 miles) ⓘT. H. Clower Prospect, Lee County, Alabama, USA
45.6km (28.3 miles) ⓘYarborough-Smith-Neighbor Prospect, Lee County, Alabama, USA
47.1km (29.2 miles) ⓘHogg Mine (Oxford Mine), Smiths Crossroad, Troup County, Georgia, USA
47.1km (29.3 miles) ⓘMinerals Processing Company Mine No. 8 (Hogg Estate Mine), LaGrange, Troup County, Georgia, USA
48.2km (29.9 miles) ⓘWest Point dam, Chambers County, Alabama, USA
51.4km (31.9 miles) ⓘWord prospect (W. Hugh Allen property), Troup County, Georgia, USA
59.4km (36.9 miles) ⓘSnelson Mine, Meriwether County, Georgia, USA
70.7km (43.9 miles) ⓘBell Mine, Thomaston, Upson County, Georgia, USA
70.8km (44.0 miles) ⓘGrace prospect, Upson County, Georgia, USA
71.0km (44.1 miles) ⓘOld Bell Mine, Upson County, Georgia, USA
References
Cook, Robert B. (1978) Minerals of Georgia: Their Properties and Occurrences. Bulletin 92. State of Georgia Department of Natural Resources
 
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