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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Columbite-(Fe) from
Bakstevalåsen, Gunhildrud, Øvre Eiker, Buskerud, Norway


Locality type:Pegmatite
Classification
Species:Columbite-(Fe)
Formula:Fe2+Nb2O6
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Columbite-(Fe) data
Locality Data:Click here to view Bakstevalåsen, Gunhildrud, Øvre Eiker, Buskerud, Norway
Data Identifiers
Mindat Occurrence Record ID:624314
Long-form Identifier:1:3:624314:2
GUID (UUID V4):0
Nearest other occurrences of Columbite-(Fe)
55.6km (34.5 miles) ⓘMoss Quarry (Skolt Quarry), Vannem, Moss, Østfold, Norway
59.3km (36.8 miles) ⓘÅnnerud (Ånnerød), Våler, Østfold, Norway
67.7km (42.1 miles) ⓘHåkestad Quarry, Håkestad, Tjølling, Larvik Commune, Vestfold, Norway
72.0km (44.7 miles) ⓘGjerdingselva, Lunner, Akershus, Norway
76.0km (47.3 miles) ⓘRyen Quarry, Ryen, Sarpsborg, Østfold, Norway
93.7km (58.2 miles) ⓘTangen Feldspar Mine, Kragerø, Telemark, Norway
References
Jahren, J., Berg, Hans-Jørgen, Hurum, Jørn H., Wulff-Pedersen, E. (1998) Nye undersøkelser av amazonitt- genthelvin pegmatitten fra Fiskum, Øvre Eiker [New investigation on the amazonite-genthelvite pegmatite of Fiskum, Øvre Eiker]. Norsk Bergverksmuseum Skrift, 14. 13-16
 
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