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Polydymite

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Polydymite

Rare Mineral

Description Tabs

Description
Locality: 
Shamva Mine, Shamva District, Mashonaland Central, Zimbabwe
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
0.9 × 2.7 × 1.9 cm
Description

Metallic-grey polydymite crystals

Mineral Data
What's on the rock

Polydymite

Formula: 
Ni2+Ni3+2S4
Strunz: 
2.DA.05
Crystal System: 
Isometric
Hardness: 
4.5 - 5.5
Type Locality: 
Grüneau Mine (Grüne Au Mine; Grünau Mine), Schutzbach, Betzdorf, Siegerland, Rhineland-Palatinate, Germany