data_global _amcsd_formula_title '(Fe.488Mg.435Rh.050Os.028)2(Fe.831Mg.169)O4' loop_ _publ_author_name 'Righter K' 'Downs R T' _journal_name_full 'Geophysical Research Letters' _journal_volume 28 _journal_year 2001 _journal_page_first 619 _journal_page_last 622 _publ_section_title ; The crystal structures of synthetic Re- and PGE-bearing magnesioferrite spinels: Implications for impacts, accretion and the mantle Sample: 117 ; _database_code_amcsd 0012669 _chemical_formula_sum 'Fe1.807 Mg1.039 Rh.1 Os.056 O4' _cell_length_a 8.3955 _cell_length_b 8.3955 _cell_length_c 8.3955 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 591.752 _exptl_crystal_density_diffrn 4.739 _symmetry_space_group_name_H-M 'F d 3 m' loop_ _space_group_symop_operation_xyz 'x,y,z' 'x,1/2+y,1/2+z' '1/2+x,y,1/2+z' '1/2+x,1/2+y,z' '3/4+z,1/2-x,1/4+y' '3/4+z,-x,3/4+y' '1/4+z,1/2-x,3/4+y' '1/4+z,-x,1/4+y' '3/4-y,1/2+z,1/4-x' '3/4-y,+z,3/4-x' '1/4-y,1/2+z,3/4-x' '1/4-y,+z,1/4-x' '3/4+x,1/2-y,1/4+z' '3/4+x,-y,3/4+z' '1/4+x,1/2-y,3/4+z' '1/4+x,-y,1/4+z' '3/4-z,1/2+x,1/4-y' '3/4-z,+x,3/4-y' '1/4-z,1/2+x,3/4-y' '1/4-z,+x,1/4-y' '3/4+y,1/2-z,1/4+x' '3/4+y,-z,3/4+x' '1/4+y,1/2-z,3/4+x' '1/4+y,-z,1/4+x' '3/4-x,1/2+y,1/4-z' '3/4-x,+y,3/4-z' '1/4-x,1/2+y,3/4-z' '1/4-x,+y,1/4-z' '1/2+x,3/4-z,1/4-y' '1/2+x,1/4-z,3/4-y' '+x,3/4-z,3/4-y' '+x,1/4-z,1/4-y' '1/2-z,3/4+y,1/4+x' '1/2-z,1/4+y,3/4+x' '-z,3/4+y,3/4+x' '-z,1/4+y,1/4+x' '1/2+y,3/4-x,1/4-z' '1/2+y,1/4-x,3/4-z' '+y,3/4-x,3/4-z' '+y,1/4-x,1/4-z' '1/2-x,3/4+z,1/4+y' '1/2-x,1/4+z,3/4+y' '-x,3/4+z,3/4+y' '-x,1/4+z,1/4+y' '1/2+z,3/4-y,1/4-x' '1/2+z,1/4-y,3/4-x' '+z,3/4-y,3/4-x' '+z,1/4-y,1/4-x' '1/2-y,3/4+x,1/4+z' '1/2-y,1/4+x,3/4+z' '-y,3/4+x,3/4+z' '-y,1/4+x,1/4+z' 'x,1/2+z,1/2+y' 'x,+z,+y' '1/2+x,1/2+z,+y' '1/2+x,+z,1/2+y' '-z,1/2-y,1/2-x' '-z,-y,-x' '1/2-z,1/2-y,-x' '1/2-z,-y,1/2-x' 'y,1/2+x,1/2+z' 'y,+x,+z' '1/2+y,1/2+x,+z' '1/2+y,+x,1/2+z' '-x,1/2-z,1/2-y' '-x,-z,-y' '1/2-x,1/2-z,-y' '1/2-x,-z,1/2-y' 'z,1/2+y,1/2+x' 'z,+y,+x' '1/2+z,1/2+y,+x' '1/2+z,+y,1/2+x' '-y,1/2-x,1/2-z' '-y,-x,-z' '1/2-y,1/2-x,-z' '1/2-y,-x,1/2-z' '3/4+z,1/4+x,1/2-y' '3/4+z,3/4+x,-y' '1/4+z,1/4+x,-y' '1/4+z,3/4+x,1/2-y' '3/4-y,1/4-z,1/2+x' '3/4-y,3/4-z,+x' '1/4-y,1/4-z,+x' '1/4-y,3/4-z,1/2+x' '3/4+x,1/4+y,1/2-z' '3/4+x,3/4+y,-z' '1/4+x,1/4+y,-z' '1/4+x,3/4+y,1/2-z' '3/4-z,1/4-x,1/2+y' '3/4-z,3/4-x,+y' '1/4-z,1/4-x,+y' '1/4-z,3/4-x,1/2+y' '3/4+y,1/4+z,1/2-x' '3/4+y,3/4+z,-x' '1/4+y,1/4+z,-x' '1/4+y,3/4+z,1/2-x' '3/4-x,1/4-y,1/2+z' '3/4-x,3/4-y,+z' '1/4-x,1/4-y,+z' '1/4-x,3/4-y,1/2+z' '-z,3/4+x,3/4+y' '-z,1/4+x,1/4+y' '1/2-z,3/4+x,1/4+y' '1/2-z,1/4+x,3/4+y' 'y,3/4-z,3/4-x' 'y,1/4-z,1/4-x' '1/2+y,3/4-z,1/4-x' '1/2+y,1/4-z,3/4-x' '-x,3/4+y,3/4+z' '-x,1/4+y,1/4+z' '1/2-x,3/4+y,1/4+z' '1/2-x,1/4+y,3/4+z' 'z,3/4-x,3/4-y' 'z,1/4-x,1/4-y' '1/2+z,3/4-x,1/4-y' '1/2+z,1/4-x,3/4-y' '-y,3/4+z,3/4+x' '-y,1/4+z,1/4+x' '1/2-y,3/4+z,1/4+x' '1/2-y,1/4+z,3/4+x' 'x,3/4-y,3/4-z' 'x,1/4-y,1/4-z' '1/2+x,3/4-y,1/4-z' '1/2+x,1/4-y,3/4-z' '1/4-x,1/2+z,3/4-y' '1/4-x,+z,1/4-y' '3/4-x,1/2+z,1/4-y' '3/4-x,+z,3/4-y' '1/4+z,1/2-y,3/4+x' '1/4+z,-y,1/4+x' '3/4+z,1/2-y,1/4+x' '3/4+z,-y,3/4+x' '1/4-y,1/2+x,3/4-z' '1/4-y,+x,1/4-z' '3/4-y,1/2+x,1/4-z' '3/4-y,+x,3/4-z' '1/4+x,1/2-z,3/4+y' '1/4+x,-z,1/4+y' '3/4+x,1/2-z,1/4+y' '3/4+x,-z,3/4+y' '1/4-z,1/2+y,3/4-x' '1/4-z,+y,1/4-x' '3/4-z,1/2+y,1/4-x' '3/4-z,+y,3/4-x' '1/4+y,1/2-x,3/4+z' '1/4+y,-x,1/4+z' '3/4+y,1/2-x,1/4+z' '3/4+y,-x,3/4+z' '3/4-x,3/4-z,y' '3/4-x,1/4-z,1/2+y' '1/4-x,3/4-z,1/2+y' '1/4-x,1/4-z,y' '3/4+z,3/4+y,-x' '3/4+z,1/4+y,1/2-x' '1/4+z,3/4+y,1/2-x' '1/4+z,1/4+y,-x' '3/4-y,3/4-x,z' '3/4-y,1/4-x,1/2+z' '1/4-y,3/4-x,1/2+z' '1/4-y,1/4-x,z' '3/4+x,3/4+z,-y' '3/4+x,1/4+z,1/2-y' '1/4+x,3/4+z,1/2-y' '1/4+x,1/4+z,-y' '3/4-z,3/4-y,x' '3/4-z,1/4-y,1/2+x' '1/4-z,3/4-y,1/2+x' '1/4-z,1/4-y,x' '3/4+y,3/4+x,-z' '3/4+y,1/4+x,1/2-z' '1/4+y,3/4+x,1/2-z' '1/4+y,1/4+x,-z' '-z,-x,-y' '-z,1/2-x,1/2-y' '1/2-z,-x,1/2-y' '1/2-z,1/2-x,-y' 'y,z,x' 'y,1/2+z,1/2+x' '1/2+y,z,1/2+x' '1/2+y,1/2+z,x' '-x,-y,-z' '-x,1/2-y,1/2-z' '1/2-x,-y,1/2-z' '1/2-x,1/2-y,-z' 'z,x,y' 'z,1/2+x,1/2+y' '1/2+z,x,1/2+y' '1/2+z,1/2+x,y' '-y,-z,-x' '-y,1/2-z,1/2-x' '1/2-y,-z,1/2-x' '1/2-y,1/2-z,-x' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy _atom_site_U_iso_or_equiv FeM 0.50000 0.50000 0.50000 0.48800 0.01279 MgM 0.50000 0.50000 0.50000 0.43500 0.01279 RhM 0.50000 0.50000 0.50000 0.05000 0.01279 OsM 0.50000 0.50000 0.50000 0.02800 0.01279 FeT 0.12500 0.12500 0.12500 0.83100 0.01241 MgT 0.12500 0.12500 0.12500 0.16900 0.01241 O 0.25680 0.25680 0.25680 1.00000 0.01241 loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_22 _atom_site_aniso_U_33 _atom_site_aniso_U_12 _atom_site_aniso_U_13 _atom_site_aniso_U_23 FeM 0.01275 0.01275 0.01275 -0.00014 -0.00014 -0.00014 MgM 0.01275 0.01275 0.01275 -0.00014 -0.00014 -0.00014 RhM 0.01275 0.01275 0.01275 -0.00014 -0.00014 -0.00014 OsM 0.01275 0.01275 0.01275 -0.00014 -0.00014 -0.00014 FeT 0.01239 0.01239 0.01239 0.00000 0.00000 0.00000 MgT 0.01239 0.01239 0.01239 0.00000 0.00000 0.00000 O 0.01239 0.01239 0.01239 -0.00136 -0.00136 -0.00136