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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Axinite-(Mn) from
Ravinella di Sotto Mine, Forno, Valstrona, Verbano-Cusio-Ossola Province, Piedmont, Italy


Locality type:Mine
Classification
Species:Axinite-(Mn)
Formula:Ca2Mn2+Al2BSi4O15(OH)
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Manganilvaite1
Data
Mineral Data:Click here to view Axinite-(Mn) data
Locality Data:Click here to view Ravinella di Sotto Mine, Forno, Valstrona, Verbano-Cusio-Ossola Province, Piedmont, Italy
Data Identifiers
Mindat Occurrence Record ID:1470475
Long-form Identifier:1:3:1470475:0
GUID (UUID V4):0
References
Vanini, Francesco, Ciriotti, Marco E., Marengo, Alessandra, Bonacina, Enrico (2019) Axinite-(Mn) al giacimento di manganese di Alpe Ravinella di Sotto, Forno, Valstrona, Valle Strona (VB), Piemonte [Axinite-(Mn) at the manganese deposit of Alpe Ravinella di Sotto, Forno, Valstrona, Valle Strona (VB), Piedmont]. Micro, 17 (1). 34-41
 
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