Citation: Frerichs, D.; Park, C. H.; M\"uller-Buschbaum, Hk. (1996). Zur Kenntnis zweier Formen des Zinkorthoarsenates: \a-Zn~3~(AsO~4~)~2~ und \b-Zn~3~(AsO~4~)~2~ / On Two Forms of Zinc Orthoarsenate: \a-Zn~3~(AsO~4~)~2~ and \b-Zn~3~(AsO~4~)~2~. Zeitschrift f\"ur Naturforschung, B: A Journal of Chemical Sciences, 51, pp. 333-337.