Home / Explore / Minerals / Haineaultite Minerals Haineaultite haineaultite (Na,Ca)5Ca(Ti,Nb)5(Si6O17)2(OH,F)8 * 5H2O Haineaultite Mineral Specimen For Sale — via www.dakotamatrix.com · Source Overview Haineaultite is a mineral species (inosilicate mineral). Nickel–Strunz class: 9.DG.50. Scientific references Haineaultite — Wikidata. https://www.wikidata.org/wiki/Q3782448 Link