Home / Explore / Minerals / Oreillyite Minerals Oreillyite oreillyite Cr2N Oreillyite: Mineral information, data and localities. — via www.mindat.org · Source Overview Oreillyite is a mineral species (nitride mineral). It crystallises in the trigonal system. Scientific references Oreillyite — Wikidata. https://www.wikidata.org/wiki/Q104140407 Link