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Takéuchiite
Type Locality
Långban, Filipstad, Värmland, Sweden
Mineral Data
(Mg,Mn
2+
)
2
(Mn
3+
,Fe
3+
)(BO
3
)O
2
Strunz:
6.AB.40
Physical Properties
Colour:
Black
Streak:
Brown
Hardness:
6.0
Synonyms
Synonyms:
Takeuchiite
