Home / Explore / Minerals / Protasite Minerals Protasite protasite Ba(UO2)3O3(OH)2·3H2O Protasite: Mineral information, data and localities. — via www.mindat.org · Source Overview Protasite is a mineral species (uranyl hydroxide mineral). Nickel–Strunz class: 4.GB.10. Scientific references Protasite — Wikidata. https://www.wikidata.org/wiki/Q3924196 Link