Citation: Hoffmann, C.; Armbruster, T. (1995). Crystal structure of a (001) twinned sussexite Mn2B2O4(OH)2 from the Kalahari Manganese Field South Africa Locality: Nchwaning II Mine, Kalahari Manganese Field, South Africa. Schweizerische Mineralogische und Petrographische Mitteilungen, 75, pp. 123-133.