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Tegengrenite
Type Locality
Jakobsberg Mine, Nordmark (Nordmarksberg), Filipstad, Värmland, Sweden
Mineral Data
(Mg,Mn
2+
)
2
Sb
5+
0.5
(Mn
3+
,Si,Ti)
0.5
O
4
Strunz:
4.BB.20
Physical Properties
Crystal System:
Trigonal
Hardness:
0.0
