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
Lauvland 05b Feldspar Quarry (Storemyr 1), Lauvland, Evje og Hornnes, Agder, Norway


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 Lauvland 05b Feldspar Quarry (Storemyr 1), Lauvland, Evje og Hornnes, Agder, Norway
Data Identifiers
Mindat Occurrence Record ID:1215719
Long-form Identifier:1:3:1215719:8
GUID (UUID V4):0
Nearest other occurrences of Biotite
0.1km (0.0 miles) ⓘLauvland 05a Feldspar Quarry, Lauvland, Evje og Hornnes, Agder, Norway
0.3km (0.2 miles) ⓘLauvland 12 Feldspar Quarry, Lauvland, Evje og Hornnes, Agder, Norway
0.3km (0.2 miles) ⓘLauvland 13 Feldspar Quarry, Lauvland, Evje og Hornnes, Agder, Norway
0.5km (0.3 miles) ⓘLauvland 03 Feldspar Quarry (Saga), Lauvland, Evje og Hornnes, Agder, Norway
0.6km (0.4 miles) ⓘLauvland 03b Feldspar Quarry, Lauvland, Evje og Hornnes, Agder, Norway
0.7km (0.4 miles) ⓘLauvland 14 Feldspar Quarry, Lauvland, Evje og Hornnes, Agder, Norway
0.8km (0.5 miles) ⓘLauvland 15 Feldspar Quarry (Skuggebråtknuten), Lauvland, Evje og Hornnes, Agder, Norway
0.9km (0.6 miles) ⓘLauvland 01 Feldspar Quarry (Skavdalen), Skavdalen, Lauvland, Evje og Hornnes, Agder, Norway
0.9km (0.6 miles) ⓘLauvland 06 Feldspar Prospect, Lauvland, Evje og Hornnes, Agder, Norway
1.0km (0.6 miles) ⓘLauvland 07 Feldspar Quarry, Skavdalen, Lauvland, Evje og Hornnes, Agder, Norway
References
Frigstad, Ole Fridtjof (1968) En undersøkelse av cleavelandittsonerte pegmatittganger i Iveland-Evje, Nedre Setesdal. Hovedfagsoppgave (Thesis), University of Oslo. 222 pp.
 
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