Home / Explore / Minerals / Ferrovalleriite Minerals Ferrovalleriite ferrovalleriite 2[(Fe,Cu)S]·1.53[(Fe,Al,Mg)(OH)2] Ferrovalleriite Mineral Specimen For Sale — via www.dakotamatrix.com · Source Overview Ferrovalleriite is a mineral species (sulfide mineral). It crystallises in the trigonal system. Scientific references Ferrovalleriite — Wikidata. https://www.wikidata.org/wiki/Q19833648 Link