#------------------------------------------------------------------------------ #$Date: 2024-04-25 17:59:02 +0300 (Thu, 25 Apr 2024) $ #$Revision: 291351 $ #$URL: file:///home/coder/svn-repositories/cod/cif/9/00/27/9002783.cif $ #------------------------------------------------------------------------------ # # This file is available in the Crystallography Open Database (COD), # http://www.crystallography.net/. The original data for this entry # were provided the American Mineralogist Crystal Structure Database, # http://rruff.geo.arizona.edu/AMS/amcsd.php # # The file may be used within the scientific community so long as # proper attribution is given to the journal article from which the # data were obtained. # data_9002783 loop_ _publ_author_name 'Andreozzi, G. B.' 'Lucchesi, S.' _publ_section_title ; Intersite distribution of Fe2+ and Mg in the spinel (sensu stricto) - hercynite series by single-crystal X-ray diffraction Sample: SP3/10a ; _journal_name_full 'American Mineralogist' _journal_page_first 1113 _journal_page_last 1120 _journal_volume 87 _journal_year 2002 _chemical_formula_sum 'Al1.999 Mg1.001 O4' _chemical_name_mineral Spinel _space_group_IT_number 227 _symmetry_space_group_name_Hall '-F 4vw 2vw 3' _symmetry_space_group_name_H-M 'F d -3 m :2' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_length_a 8.0855 _cell_length_b 8.0855 _cell_length_c 8.0855 _cell_formula_units_Z 8 _cell_volume 528.592 _exptl_crystal_density_diffrn 3.575 _cod_original_sg_symbol_H-M 'F d 3 m' _cod_original_formula_sum '(Al1.999 Mg1.001) O4' _cod_database_code 9002783 loop_ _symmetry_equiv_pos_as_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_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 Al 0.00430 0.00430 0.00430 0.00000 0.00000 0.00000 Mg 0.00430 0.00430 0.00430 0.00000 0.00000 0.00000 Mg 0.00420 0.00420 0.00420 0.00000 0.00000 0.00000 Al 0.00420 0.00420 0.00420 0.00000 0.00000 0.00000 O 0.00750 0.00750 0.00750 0.00000 0.00000 0.00000 loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy Al 0.50000 0.50000 0.50000 0.88200 Mg 0.50000 0.50000 0.50000 0.11800 Mg 0.12500 0.12500 0.12500 0.76500 Al 0.12500 0.12500 0.12500 0.23500 O 0.26213 0.26213 0.26213 1.00000 _database_code_amcsd 0002872