Home / Explore / Minerals / Hartkoppeite Minerals Hartkoppeite hartkoppeite Ca4Mn²⁺Mo⁶⁺6As⁵⁺4O32(OH)2(H2O)14·5H2O Hartkoppeite: Mineral information, data and localities. — via www.mindat.org · Source Overview Hartkoppeite is a mineral species. It crystallises in the triclinic system. Nickel–Strunz class: 7.GB.. Scientific references Hartkoppeite — Wikidata. https://www.wikidata.org/wiki/Q137553333 Link
