Home / Explore / Minerals / Oursinite Minerals Oursinite oursinite Co(UO2)2(SiO3OH)2·6H2O Oursinite: Mineral information, data and localities. — via www.mindat.org · Source Overview Oursinite is a mineral species (uranyl nesosilicate). Nickel–Strunz class: 9.AK.10. Scientific references Oursinite — Wikidata. https://www.wikidata.org/wiki/Q2905281 Link