data_global _chemical_name_mineral 'Spinel' loop_ _publ_author_name 'Martignago F' 'Andreozzi G B' 'Dal Negro A' _journal_name_full 'American Mineralogist' _journal_volume 91 _journal_year 2006 _journal_page_first 306 _journal_page_last 312 _publ_section_title ; Thermodynamics and kinetics of cation ordering in natural and synthetic Mg(Al,Fe3+)2O4 spinels from in situ high-temperature X-ray diffraction Sample: MgFe14, T = 800 C ; _database_code_amcsd 0004040 _chemical_compound_source 'Synthetic' _chemical_formula_sum 'Mg1.015 Al1.844 Fe.14 O4' _cell_length_a 8.1648 _cell_length_b 8.1648 _cell_length_c 8.1648 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 544.298 _exptl_crystal_density_diffrn 3.569 _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 MgT 0.12500 0.12500 0.12500 0.71700 0.01370 AlT 0.12500 0.12500 0.12500 0.22000 0.01370 FeT 0.12500 0.12500 0.12500 0.06200 0.01370 AlM 0.50000 0.50000 0.50000 0.81200 0.01320 MgM 0.50000 0.50000 0.50000 0.14900 0.01320 FeM 0.50000 0.50000 0.50000 0.03900 0.01320 O 0.26158 0.26158 0.26158 1.00000 0.01780