Home / Explore / Minerals / Deynekoite Minerals Deynekoite deynekoite Deynekoite: Mineral information, data and localities. — via www.mindat.org · Source Overview Deynekoite is a mineral species (mineral, cerite supergroup). It crystallises in the trigonal system. Scientific references Deynekoite — Wikidata. https://www.wikidata.org/wiki/Q111812121 Link