Home / Explore / Minerals / Ilesite Minerals Ilesite ilesite (Mn,Zn,Fe)SO4·4H2O Ilesite Mineral Specimen For Sale — via www.dakotamatrix.com · Source Overview Ilesite is a mineral species (sulfate mineral). It crystallises in the monoclinic system. Nickel–Strunz class: 7.CB.15. Scientific references Ilesite — Wikidata. https://www.wikidata.org/wiki/Q3796390 Link