Home / Explore / Minerals / Okruginite Minerals Okruginite okruginite Cu2SnSe3 Okruginite, Cu2SnSe3, a new mineral from the Ozernovskoe deposit ... — via www.cambridge.org · Source Overview Okruginite is a mineral species. It crystallises in the monoclinic system. Scientific references Okruginite — Wikidata. https://www.wikidata.org/wiki/Q117287126 Link