Home / Explore / Minerals / Oboniobite Minerals Oboniobite oboniobite Mg4Nb2O9 New mineral oboniobite discovered in China's Bayan Obo deposit ... — via www.linkedin.com · Source Overview Oboniobite is a mineral species. It crystallises in the trigonal system. Nickel–Strunz class: 4.CB.. Scientific references Oboniobite — Wikidata. https://www.wikidata.org/wiki/Q127419924 Link