#------------------------------------------------------------------------------ #$Date: 2015-01-27 19:58:39 +0000 (Tue, 27 Jan 2015) $ #$Revision: 130149 $ #$URL: svn://www.crystallography.net/cod/cif/1/00/40/1004046.cif $ #------------------------------------------------------------------------------ # # This file is available in the Crystallography Open Database (COD), # http://www.crystallography.net/ # # All data on this site have been placed in the public domain by the # contributors. # data_1004046 loop_ _publ_author_name 'Boivin, J C' 'Thomas, D' 'Pouillard, G' 'Perrot, P' _publ_section_title ; Determination de la structure cristalline du ferrite de baryium Ba Fe~6~ O~11~ ; _journal_coden_ASTM JSSCBI _journal_name_full 'Journal of Solid State Chemistry' _journal_page_first 101 _journal_page_last 108 _journal_paper_doi 10.1016/0022-4596(79)90213-5 _journal_volume 29 _journal_year 1979 _chemical_formula_structural 'Ba2 Fe6 O11' _chemical_formula_sum 'Ba2 Fe6 O11' _chemical_name_systematic 'Dibarium hexairon(III) oxide' _space_group_IT_number 58 _symmetry_cell_setting orthorhombic _symmetry_Int_Tables_number 58 _symmetry_space_group_name_Hall '-P 2 2n' _symmetry_space_group_name_H-M 'P n n m' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_formula_units_Z 4 _cell_length_a 23.024(10) _cell_length_b 5.181(3) _cell_length_c 8.900(4) _cell_volume 1061.7 _exptl_crystal_density_meas 4.96 _refine_ls_R_factor_all 0.045 _cod_database_code 1004046 loop_ _symmetry_equiv_pos_as_xyz x,y,z -x,-y,z 1/2+x,1/2-y,1/2-z 1/2-x,1/2+y,1/2-z -x,-y,-z x,y,-z 1/2-x,1/2+y,1/2+z 1/2+x,1/2-y,1/2+z loop_ _atom_site_label _atom_site_type_symbol _atom_site_symmetry_multiplicity _atom_site_Wyckoff_symbol _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy _atom_site_attached_hydrogens _atom_site_calc_flag Ba1 Ba2+ 4 g 0.14032(3) 0.38712(16) 0. 1. 0 d Ba2 Ba2+ 4 g 0.34600(3) 0.097030(16) 0. 1. 0 d Fe1 Fe3+ 2 a 0. 0. 0. 1. 0 d Fe2 Fe3+ 2 d 0. 0.5 0.5 1. 0 d Fe3 Fe3+ 4 f 0. 0.5 0.16792(16) 1. 0 d Fe4 Fe3+ 8 h 0.42639(4) 0.49111(25) 0.17806(10) 1. 0 d Fe5 Fe3+ 8 h 0.21438(4) 0.88486(26) 0.20641(10) 1. 0 d O1 O2- 8 h 0.2854(2) 0.0243(12) 0.2634(6) 1. 0 d O2 O2- 8 h 0.0484(2) 0.1794(11) 0.1571(6) 1. 0 d O3 O2- 8 h 0.4494(2) 0.1485(12) 0.1621(5) 1. 0 d O4 O2- 8 h 0.3458(2) 0.5100(13) 0.1819(6) 1. 0 d O5 O2- 4 g 0.0445(3) 0.6718(16) 0. 1. 0 d O6 O2- 4 g 0.5548(3) 0.3191(18) 0. 1. 0 d O7 O2- 4 g 0.2047(4) 0.9349(20) 0. 1. 0 d loop_ _atom_type_symbol _atom_type_oxidation_number Ba2+ 2.000 Fe3+ 3.000 O2- -2.000