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Tapiolite-(Mn)

Type Locality
Tiainen pegmatite, Eräjärvi area, Orivesi, Western and Inner Finland Region, Finland
Mineral Data
(Mn,Fe)(Ta,Nb)2O6
Strunz: 
4.DB.10
Physical Properties
Hardness: 
6.0 - 6.5
Tenacity: 
brittle
Synonyms
Synonyms: 
Tapiolite-Mn, Tapiolite Mn and Tapiolite - Mn