Home / Explore / Minerals / Howieite Minerals Howieite howieite Na(Fe,Mn)10(Fe,Al)2Si12O31(OH)13 Howieite Mineral Specimen For Sale — via www.dakotamatrix.com · Source Overview Howieite is a mineral species (single chain inosilicate mineral). Nickel–Strunz class: 9.DH.65. Scientific references Howieite — Wikidata. https://www.wikidata.org/wiki/Q3787280 Link
