Home / Explore / Minerals / Centennialite Minerals Centennialite centennialite CaCu3Cl2(OH)6·nH2O (n~0.7) Centennialite: Mineral information, data and localities. — via www.mindat.org · Source Overview Centennialite is a mineral species (halide mineral). It crystallises in the trigonal system. Scientific references Centennialite — Wikidata. https://www.wikidata.org/wiki/Q19833308 Link