Vote for your favorite mineral in #MinCup26! - Hafnon vs. Putnisite
It's a pair of tiny minerals of unusual chemistry as orange Hafnon battles with purple Putnisite.
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Columbite-(Mn) from
Pegmatite occurrences, Forcel Rosso Gully (Forcel Rosso Pass), Monte Foppa (north slope), Upper Val Saviore, Cevo, Brescia Province, Lombardy, Italy


Locality type:Gully
Classification
Species:Columbite-(Mn)
Formula:Mn2+Nb2O6
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Columbite-(Mn) data
Locality Data:Click here to view Pegmatite occurrences, Forcel Rosso Gully (Forcel Rosso Pass), Monte Foppa (north slope), Upper Val Saviore, Cevo, Brescia Province, Lombardy, Italy
Data Identifiers
Mindat Occurrence Record ID:151540
Long-form Identifier:1:3:151540:4
GUID (UUID V4):0
Nearest other occurrences of Columbite-(Mn)
63.3km (39.3 miles) ⓘSissone Valley, Chiesa in Valmalenco, Sondrio Province, Lombardy, Italy
75.1km (46.7 miles) ⓘPunta Trubinasca, Codera Valley, Novate Mezzola, Sondrio Province, Lombardy, Italy
86.5km (53.8 miles) ⓘSchiesone Valley, Prata Camportaccio, Sondrio Province, Lombardy, Italy
88.4km (55.0 miles) ⓘTanno Pegmatitic Field, Chiavenna, Sondrio Province, Lombardy, Italy
91.6km (56.9 miles) ⓘPiona Peninsula, Colico, Lecco Province, Lombardy, Italy
95.5km (59.3 miles) ⓘSoè Valley, Bodengo Valley, Sondrio Province, Lombardy, Italy
References
Pezzotta, Federico and Guastoni, Alessandro, The New Discovery of a LCT Pegmatite in the Adamello Massif, Central Southern Alps, Italy
 
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