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
Nömme quartz quarry, Höreda, Eksjö, Jönköping County, Sweden


Locality type:Quarry
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 Nömme quartz quarry, Höreda, Eksjö, Jönköping County, Sweden
Data Identifiers
Mindat Occurrence Record ID:275041
Long-form Identifier:1:3:275041:5
GUID (UUID V4):0
Nearest other occurrences of Biotite
12.4km (7.7 miles) ⓘSoåsen, Eksjö, Jönköping County, Sweden
12.7km (7.9 miles) ⓘKull, Norra Sandsjö, Nässjö, Jönköping County, Sweden
13.8km (8.6 miles) ⓘNorra Sandsjön quarry, Norra Sandsjö, Nässjö, Jönköping County, Sweden
14.2km (8.8 miles) ⓘWallins quarry, Norra Sandsjö, Nässjö, Jönköping County, Sweden
14.9km (9.2 miles) ⓘRisan quarry, Eksjö, Jönköping County, Sweden
15.3km (9.5 miles) ⓘSvällebäcken quarry, Eksjö, Jönköping County, Sweden
19.7km (12.2 miles) ⓘGrimberg quarry, Eksjö, Jönköping County, Sweden
20.4km (12.7 miles) ⓘSjöholmen quarry, Bäckseda, Vetlanda, Jönköping County, Sweden
21.6km (13.4 miles) ⓘBråtåkra quarry, Bäckseda, Vetlanda, Jönköping County, Sweden
21.7km (13.5 miles) ⓘSolberga quarry, Norra Solberga, Nässjö, Jönköping County, Sweden
References
Shaikh-Persson-Sundberg-Wik: SGU Rep. 50 , 1989
 
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