Home / Explore / Minerals / Organovaite-Mn Minerals Organovaite-Mn organovaite-Mn K2MnNb4(Si4O12)2O4·5-7H2O Organovaite-Mn: Mineral information, data and localities. — via www.mindat.org · Source Overview Organovaite-Mn is a mineral species (cyclosilicate mineral). Nickel–Strunz class: 9.CE.30g. Scientific references Organovaite-Mn — Wikidata. https://www.wikidata.org/wiki/Q3885743 Link