AM_Landesite Formula: Mn2 Fe P2 O11 H6 Name: Landesite Unit cell: 9.458 10.185 8.543 90.0 90.0 90.0 , V=822.94 Space group: PBNA (60)

Moore P B , Araki T , Kampf A R , Mineralogical Magazine , 43 (1980) p.789-795, Nomenclature of the phosphoferrite structure type:, refinements of landesite and kryzhanovskite