#------------------------------------------------------------------------------ #$Date: 2010-06-10 18:11:07 +0300 (Thu, 10 Jun 2010) $ #$Revision: 1210 $ #$URL: file:///home/coder/svn-repositories/cod/cif/9/9011355.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_9011355 loop_ _publ_author_name 'Hassan, I.' 'Peterson, R. C.' 'Grundy, H. D.' _publ_section_title ; The structure of lazurite, ideally Na6Ca2(Al6Si6O24)S2, a member of the sodalite group Locality: Sary-Sang, Afghanistan ; _journal_name_full 'Acta Crystallographica, Section C' _journal_page_first 827 _journal_page_last 832 _journal_volume 41 _journal_year 1985 _chemical_formula_sum 'Al2.97 Ca0.8 Mg0.36 Na3.12 O15.12 S Si3.03' _chemical_name_mineral Lazurite _space_group_IT_number 218 _symmetry_space_group_name_Hall 'P -4n 2 3' _symmetry_space_group_name_H-M 'P -4 3 n' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_length_a 9.105 _cell_length_b 9.105 _cell_length_c 9.105 _cell_volume 754.814 _exptl_crystal_density_diffrn 2.428 _[local]_cod_chemical_formula_sum_orig 'Na3.12 Ca.8 Mg.36 Al2.97 Si3.03 O15.12 S' _cod_database_code 9011355 _amcsd_database_code AMCSD#0009774 loop_ _symmetry_equiv_pos_as_xyz x,y,z -z,x,-y -y,z,-x -x,y,-z 1/2+x,1/2-z,1/2-y 1/2+z,1/2-y,1/2-x 1/2+y,1/2-x,1/2-z 1/2+x,1/2+z,1/2+y 1/2+z,1/2+y,1/2+x 1/2+y,1/2+x,1/2+z -z,-x,y -y,-z,x -x,-y,z z,-x,-y y,-z,-x x,-y,-z 1/2-x,1/2+z,1/2-y 1/2-z,1/2+y,1/2-x 1/2-y,1/2+x,1/2-z 1/2-x,1/2-z,1/2+y 1/2-z,1/2-y,1/2+x 1/2-y,1/2-x,1/2+z z,x,y y,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 0.06200 0.01900 0.01900 0.00000 0.00000 0.00000 Si 0.06200 0.01900 0.01900 0.00000 0.00000 0.00000 Si 0.01300 0.05200 0.05200 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 _atom_site_U_iso_or_equiv Na1 0.17800 0.17800 0.17800 0.35000 0.05200 Na2 0.23100 0.23100 0.23100 0.21000 0.04100 Ca2 0.23100 0.23100 0.23100 0.20000 0.04100 Mg2 0.23100 0.23100 0.23100 0.09000 0.04100 Na3 0.30500 0.30500 0.30500 0.22000 0.03500 Al 0.25000 0.00000 0.50000 0.99000 0.03400 Si 0.25000 0.00000 0.50000 0.01000 0.03400 Si 0.25000 0.50000 0.00000 1.00000 0.03900 O1 0.13300 0.14700 0.54500 0.50000 0.03900 O2 0.15700 0.15800 0.47400 0.50000 0.03900 O3 0.59800 0.59800 0.59800 0.78000 0.21200 S 0.00000 0.00000 0.00000 1.00000 0.16800