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Oligoclase from
Frikstad 02 (Litjern pegmatite), Frikstad, Iveland, Aust-Agder, Norway

Classification
Species:Albite var: Oligoclase
Formula:(Na,Ca)[Al(Si,Al)Si2O8]
Confirmation
Validity:Believed Valid
References
References:Barth, T.F.W (1931): Feltspat III. Norges Geologiske Undersøkelse 128 b, 111-154
Data
Mineral Data:Click here to view Oligoclase data
Locality Data:Click here to view Frikstad 02 (Litjern pegmatite), Frikstad, Iveland, Aust-Agder, Norway
Nearest other occurrences of Oligoclase
1.2km (0.8 miles) Li 01 Feldspar Quarry (Likleiven), Li, Evje og Hornnes, Aust-Agder, Norway
2.9km (1.8 miles) Eptevatnet 02 Thortveitite Quarry, Eptevatnet, Iveland, Aust-Agder, Norway
5.4km (3.3 miles) Ljosland 04 (Thortveitittgruva), Knipan (Knipane), Ljosland, Iveland, Aust-Agder, Norway
5.9km (3.7 miles) Åmland 1 Feldspar Quarry, Åmland, Evje og Hornnes, Aust-Agder, Norway
8.0km (5.0 miles) Rosseland Feldspar Quarry (Evjemoen) Quarry, Evje og Hornnes, Aust-Agder, Norway
9.1km (5.7 miles) Flåt Feldspar Quarry, Flåt, Evje og Hornnes, Aust-Agder, Norway
9.7km (6.0 miles) Åvesland 04 Uranium Mine (Einerkilen 1), Åvesland, Evje og Hornnes, Aust-Agder, Norway
10.0km (6.2 miles) Åvesland 01 Feldspar Quarry (Møybaslia), Åvesland, Evje og Hornnes, Aust-Agder, Norway
10.2km (6.4 miles) Åvesland 02 Feldspar Quarry (Lindalen), Åvesland, Evje og Hornnes, Aust-Agder, Norway
10.6km (6.6 miles) Åvesland 03 Feldspar Quarry (Suvalia), Åvesland, Evje og Hornnes, Aust-Agder, Norway
 
Mineral and/or Locality  
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