Home / Explore / Minerals / Mgriite Minerals Mgriite mgriite Cu3AsSe3 Mgriite: Mineral information, data and localities. — via www.mindat.org · Source Overview Mgriite is a mineral species (sulfosalt mineral). It crystallises in the cubic system. Nickel–Strunz class: 2.LA.45. Scientific references Mgriite — Wikidata. https://www.wikidata.org/wiki/Q3855902 Link