Home / Explore / Minerals / Magnesiovoltaite Minerals Magnesiovoltaite magnesiovoltaite K2Mg5Fe³⁺3Al(SO4)12*18H2O Magnesiovoltaite Mineral Specimen For Sale — via www.dakotamatrix.com · Source Overview Magnesiovoltaite is a mineral species (hydrous sulfate mineral). It crystallises in the cubic system. Scientific references Magnesiovoltaite — Wikidata. https://www.wikidata.org/wiki/Q23894870 Link