Composition: Zn3(AsO4)2.4H2O
Crystal System : Orthorhombic
Colours: Colourless, pale-blue
Lustre : Vitreous
Hardness (H) : 3
Specific Gravity (S.G) : 3.42
Year of Discovery: 2010
IMA Number: 2010-069
IMA Status: Approved
References: Neuhold et al. (2012)

Tsumeb is the Type Locality


Extremely rare. Probably second oxidation zone.


  • Supergene

Paragenetic and General Notes

The arsenate analogue of hopeite. Arsenohopeite was identified from a single grain, so no "type assemblage" has been reported.