Home / Explore / Minerals / Emmerichite Minerals Emmerichite emmerichite Ва2Ti2Na3Fe³⁺(Si2O7)2O2F2 Emmerichite Mineral Specimen For Sale — via www.dakotamatrix.com · Source Overview Emmerichite is a mineral species (seidozerite supergroup, sorosilicate mineral). It crystallises in the monoclinic system. Scientific references Emmerichite — Wikidata. https://www.wikidata.org/wiki/Q19833530 Link