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Biotite from
Igletjødn Feldspar Quarry (Igletjern), Hæstad, Hidra, Flekkefjord, 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
Comments:Large amount of biotite was found here. At one occasion about 2 tons were taken out (Adamson 1942)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Biotite data
Locality Data:Click here to view Igletjødn Feldspar Quarry (Igletjern), Hæstad, Hidra, Flekkefjord, Agder, Norway
Data Identifiers
Mindat Occurrence Record ID:662589
Long-form Identifier:1:3:662589:4
GUID (UUID V4):0
Nearest other occurrences of Biotite
0.3km (0.2 miles) ⓘMæåsen (Medåsen), Hæstad, Hidra, Flekkefjord, Agder, Norway
0.8km (0.5 miles) ⓘVeisdal feldspar quarry, Hidra, Flekkefjord, Agder, Norway
0.9km (0.5 miles) ⓘUrstad Feldspar Mine, Hidra, Flekkefjord, Agder, Norway
1.3km (0.8 miles) ⓘSlådelslia, Rasvåg feldspar mines, Hidra, Flekkefjord, Agder, Norway
1.5km (0.9 miles) ⓘHelle feldspar quarry, Hidra, Flekkefjord, Agder, Norway
1.6km (1.0 miles) ⓘReseraua, Rasvåg feldspar mines, Hidra, Flekkefjord, Agder, Norway
10.5km (6.5 miles) ⓘÅna-Sira, Flekkefjord, Agder, Norway
14.2km (8.8 miles) ⓘFeda, Kvinesdal, Agder, Norway
15.5km (9.7 miles) ⓘTellnes Mines, Sokndal, Rogaland, Norway
20.9km (13.0 miles) ⓘStorgangen Ilmenite Mine, Sokndal, Rogaland, Norway
References
Adamson, Olge J. (1942) The Granite Pegmatites of Hitterö, Southwestern Norway. Geologiska Föreningen i Stockholm Förhandlingar, 64 (2) 97-116 doi:10.1080/11035894209445089
 
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