Home / Explore / Minerals / Natroaphthitalite Minerals Natroaphthitalite natroaphthitalite KNa3(SO4)2 Natroaphthitalite: Mineral information, data and localities. — via zh.mindat.org · Source Overview Natroaphthitalite is a mineral species (sulfate mineral). It crystallises in the trigonal system. Scientific references Natroaphthitalite — Wikidata. https://www.wikidata.org/wiki/Q58833485 Link