Home / Explore / Minerals / Cappelenite-(Y) Minerals Cappelenite-(Y) cappelenite-(Y) Ba(Y,Ce)6Si3B6O24F2 CAPPELENITE-(Y) Mineral Specimen For Sale — via www.dakotamatrix.com · Source Overview Cappelenite-(Y) is a mineral species (nesosilicate mineral). Nickel–Strunz class: 9.AJ.30. Scientific references Cappelenite-(Y) — Wikidata. https://www.wikidata.org/wiki/Q3657310 Link