Home / Explore / Minerals / Pieczkaite Minerals Pieczkaite pieczkaite Mn5(PO4)3Cl Pieczkaite: Mineral information, data and localities. — via www.mindat.org · Source Overview Pieczkaite is a mineral species (apatite mineral). It crystallises in the hexagonal system. Scientific references Pieczkaite — Wikidata. https://www.wikidata.org/wiki/Q19861181 Link