AM_Manganotantalite_1 Formula: Mn (Nb Ta) O6 Name: Manganotantalite Unit cell: 14.418 5.76 5.099 90.0 90.0 90.0 , V=423.46 Space group: PBCN (60)

Klein S , Weitzel H , Acta Crystallographica, Section A , 32 (1976) p.587-591, Magnetische struktur von Mn(Nb0.5Ta0.5)2O6, manganotantalit, Note: columbite structure