Home / Explore / Minerals / Galliskiite Minerals Galliskiite galliskiite Ca4Al2(PO4)2F8·5H2O Galliskiite Mineral Specimen For Sale — via www.dakotamatrix.com · Source Overview Galliskiite is a mineral species (hydrous phosphate mineral). It crystallises in the triclinic system. Scientific references Galliskiite — Wikidata. https://www.wikidata.org/wiki/Q19841373 Link