AM_Sussexite Formula: (Mn.906 Mg.094) B O3 H Name: Sussexite Unit cell: 3.287 10.718 12.866 90.0 94.75 90.0 , V=451.71 Space group: P121/C1 (14)
Hoffmann C , Armbruster T , Schweizerische Mineralogische und Petrographische Mitteilungen , 75 (1995) p.123-133, 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