data_global _chemical_name_mineral 'Magnetoplumbite' loop_ _publ_author_name 'Adelskold V' _journal_name_full 'Arkiv for Kemi, Mineralogi och Geologi' _journal_volume 12A _journal_year 1938 _journal_page_first 1 _journal_page_last 9 _publ_section_title ; X-ray studies on magneto-plumbite PbO.6Fe2O3 and other substances resembling "beta-alumina", Na2O.11Al2O3 ; _database_code_amcsd 0017979 _chemical_compound_source 'Synthetic' _chemical_formula_sum 'Pb Fe12 O19' _cell_length_a 5.877 _cell_length_b 5.877 _cell_length_c 23.02 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 120 _cell_volume 688.569 _exptl_crystal_density_diffrn 5.698 _symmetry_space_group_name_H-M 'P 63/m m c' loop_ _space_group_symop_operation_xyz 'x,y,z' '-x,-x+y,1/2+z' 'x,x-y,1/2-z' '-x+y,-x,1/2-z' 'x-y,x,1/2+z' '-y,-x,z' 'y,x,-z' 'y,-x+y,-z' '-y,x-y,z' 'x-y,-y,1/2+z' '-x+y,y,1/2-z' 'x,y,1/2-z' '-x,-y,1/2+z' 'x,x-y,z' '-x,-x+y,-z' 'x-y,x,-z' '-x+y,-x,z' 'y,x,1/2+z' '-y,-x,1/2-z' '-y,x-y,1/2-z' 'y,-x+y,1/2+z' '-x+y,y,z' 'x-y,-y,-z' '-x,-y,-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z Pb1 0.33333 0.66667 0.75000 Fe1 0.00000 0.00000 0.00000 Fe2 0.00000 0.00000 0.25000 Fe3 0.33333 0.66667 0.02780 Fe4 0.33333 0.66667 0.18890 Fe5 0.16667 0.33340 0.10830 O1 0.00000 0.00000 0.15000 O2 0.33333 0.66667 -0.05000 O3 0.18600 0.37200 0.25000 O4 0.16667 0.33340 0.05000 O5 0.50000 0.00000 0.15000