#------------------------------------------------------------------------------ #$Date: 2016-02-18 17:37:37 +0200 (Thu, 18 Feb 2016) $ #$Revision: 176729 $ #$URL: file:///home/coder/svn-repositories/cod/cif/1/01/11/1011184.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_1011184 loop_ _publ_author_name 'Zachariasen, W H' 'Ziegler, G E' _publ_section_title ; The crystal structure of anhydrous sodium sulfate Na2 S O4 ; _journal_coden_ASTM ZEKGAX _journal_name_full ; Zeitschrift fuer Kristallographie, Kristallgeometrie, Kristallphysik, Kristallchemie (-144,1977) ; _journal_page_first 92 _journal_page_last 101 _journal_volume 81 _journal_year 1932 _chemical_compound_source synthetic _chemical_formula_structural 'Na2 (S O4)' _chemical_formula_sum 'Na2 O4 S' _chemical_name_mineral Thenardite _chemical_name_systematic 'Sodium sulfate(VI)' _space_group_IT_number 70 _symmetry_cell_setting orthorhombic _symmetry_space_group_name_Hall '-F 2uv 2vw' _symmetry_space_group_name_H-M 'F d d d :2' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_formula_units_Z 8 _cell_length_a 5.85 _cell_length_b 12.29 _cell_length_c 9.75 _cell_volume 701.0 _exptl_crystal_density_meas 2.66 _cod_original_sg_symbol_H-M 'F d d d Z' _cod_database_code 1011184 loop_ _symmetry_equiv_pos_as_xyz x,y,z x,1/4-y,1/4-z 1/4-x,y,1/4-z 1/4-x,1/4-y,z -x,-y,-z -x,3/4+y,3/4+z 3/4+x,-y,3/4+z 3/4+x,3/4+y,-z x,1/2+y,1/2+z 1/2+x,y,1/2+z 1/2+x,1/2+y,z x,3/4-y,3/4-z 1/2+x,1/4-y,3/4-z 1/2+x,3/4-y,1/4-z 1/4-x,1/2+y,3/4-z 3/4-x,y,3/4-z 3/4-x,1/2+y,1/4-z 1/4-x,3/4-y,1/2+z 3/4-x,1/4-y,1/2+z 3/4-x,3/4-y,z -x,1/2-y,1/2-z 1/2-x,-y,1/2-z 1/2-x,1/2-y,-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 3/4+x,1/2-y,1/4+z 1/4+x,-y,1/4+z 1/4+x,1/2-y,3/4+z 3/4+x,1/4+y,1/2-z 1/4+x,3/4+y,1/2-z 1/4+x,1/4+y,-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 S1 S6+ 8 a 0.125 0.125 0.125 1. 0 d Na1 Na1+ 16 g 0.125 0.125 0.436(5) 1. 0 d O1 O2- 32 h -0.022(13) 0.056(3) 0.214(8) 1. 0 d loop_ _atom_type_symbol _atom_type_oxidation_number S6+ 6.000 Na1+ 1.000 O2- -2.000