Home / Explore / Minerals / Koragoite Minerals Koragoite koragoite (Mn²⁺,Fe³⁺)3(Nb,Ta,Ti)2(Nb,Mn)2(W,Ta)2O20 Koragoite: Mineral information, data and localities. — via www.mindat.org · Source Overview Koragoite is a mineral species (oxide mineral). It crystallises in the monoclinic system. Nickel–Strunz class: 4.DE.10. Scientific references Koragoite — Wikidata. https://www.wikidata.org/wiki/Q3816457 Link