Home / Explore / Minerals / Alflarsenite Minerals Alflarsenite alflarsenite NaCa2Be3Si4O13(OH)·2H2O Alflarsenite: Mineral information, data and localities. — via www.mindat.org · Source Overview Alflarsenite is a mineral species (zeolite mineral). It crystallises in the monoclinic system. Scientific references Alflarsenite — Wikidata. https://www.wikidata.org/wiki/Q17485402 Link