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Zwieselite
Type Locality
Birkhöhe Quarry (Birkenhöhe Quarry), Zwiesel, Lower Bavaria, Bavaria, Germany
Mineral Data
(Fe
2+
,Mn
2+
)
2
(PO
4
)F
Strunz:
8.BB.10
Physical Properties
Crystal System:
Monoclinic
Hardness:
5.0 - 5.5
Tenacity:
brittle
