#------------------------------------------------------------------------------ #$Date: 2013-05-09 16:53:25 +0300 (Thu, 09 May 2013) $ #$Revision: 86000 $ #$URL: file:///home/coder/svn-repositories/cod/cif/9/01/64/9016406.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_9016406 loop_ _publ_author_name 'Hazemann, J.' 'Berar, J.' 'Manceau, A.' _publ_section_title ; Rietveld studies of the aluminium-iron substitution in synthetic goethite _cod_database_code 1008768 ; _journal_name_full 'Materials Science Forum' _journal_page_first 821 _journal_page_last 826 _journal_volume 79 _journal_year 1991 _chemical_formula_sum 'Fe O2' _chemical_name_mineral Goethite _space_group_IT_number 62 _symmetry_space_group_name_Hall '-P 2c 2ab' _symmetry_space_group_name_H-M 'P b n m' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_length_a 4.6048 _cell_length_b 9.9595 _cell_length_c 3.023 _cell_volume 138.639 _database_code_amcsd 0016645 _exptl_crystal_density_diffrn 4.209 _cod_database_code 9016406 loop_ _space_group_symop_operation_xyz x,y,z x,y,1/2-z -x,-y,1/2+z 1/2+x,1/2-y,1/2+z 1/2-x,1/2+y,1/2-z 1/2-x,1/2+y,z 1/2+x,1/2-y,-z -x,-y,-z loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z Fe1 0.04770 0.85390 0.25000 O1 0.70800 0.19960 0.25000 O2 0.20400 0.05310 0.25000