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Polydymite
Type Locality
Grüneau Mine (Grüne Au Mine; Grünau Mine), Schutzbach, Betzdorf, Siegerland, Rhineland-Palatinate, Germany
Mineral Data
Ni
2+
Ni
3+
2
S
4
Strunz:
2.DA.05
Physical Properties
Crystal System:
Isometric
Hardness:
4.5 - 5.5
