Citation: Sokolova, E. V.; Hawthorne, F. C.; Roberts, A. C. (2003). The crystal structure of an anthropogenic Cu-K-Na-hydro-hyddroxyl-carbonate-chloride from Johanngeorgenstadt, Saxony, Germany Locality: Johanngeorgenstadt, Saxony, Germany. The Canadian Mineralogist, 41, pp. 929-936.