Home / Explore / Minerals / Norrishite Minerals Norrishite norrishite KLiMn³⁺2(Si4O10)O2 Norrishite Mineral Specimen For Sale — via www.dakotamatrix.com · Source Overview Norrishite is a mineral species (true mica, phyllosilicate mineral). Nickel–Strunz class: 9.EC.20. Scientific references Norrishite — Wikidata. https://www.wikidata.org/wiki/Q3878505 Link