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Columbite-(Fe)-Columbite-(Mn) Series from
Spro pegmatite, Nesodden, Akershus, Norway

Locality type:Pegmatite
Classification
Species:'Columbite-(Fe)-Columbite-(Mn) Series' (not an IMA approved species)
Habit:up to 2 cm; irregular masses
Confirmation
Validity:Believed Valid
References
References:Raade,G. (1965): The minerals of the granite pegmatite at Spro, Nesodden, near Oslo. Norges Geologiske Undersøkelse 234 [Årbok 1964], 160-166
Data
Mineral Data:Click here to view Columbite-(Fe)-Columbite-(Mn) Series data
Locality Data:Click here to view Spro pegmatite, Nesodden, Akershus, Norway
Nearest other occurrences of Columbite-(Fe)-Columbite-(Mn) Series
39.5km (24.5 miles) Ånnerud (Ånnerød), Våler, Østfold, Norway
42.6km (26.5 miles) Bakstevalåsen, Gunhildrud, Øvre Eiker, Buskerud, Norway
47.6km (29.5 miles) Halvorsrud (Halvorsrød), Råde, Østfold, Norway
47.9km (29.8 miles) Karlshus Mine, Råde, Østfold, Norway
91.1km (56.6 miles) Cappelen Quarry, Søve Mines, Fen complex, Nome, Telemark, Norway
91.2km (56.7 miles) Hydro Quarry, Ulefoss, Fen Complex, Nome, Telemark, Norway
 
Mineral and/or Locality  
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