Home / Explore / Minerals / Bearsite Minerals Bearsite bearsite Be2(AsO4)(OH) * 4H2O Bearsite: Mineral information, data and localities. — via www.mindat.org · Source Overview Bearsite is a mineral species (arsenate mineral). It crystallises in the monoclinic system. Nickel–Strunz class: 8.DA.05. Scientific references Bearsite — Wikidata. https://www.wikidata.org/wiki/Q3637175 Link