#------------------------------------------------------------------------------ #$Date: 2010-04-10 21:37:29 +0300 (Sat, 10 Apr 2010) $ #$Revision: 1071 $ #$URL: file:///home/coder/svn-repositories/cod/cif/9/9009347.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_9009347 loop_ _publ_author_name 'Giuseppetti, G.' 'Mazzi, F.' 'Tadini, C.' _publ_section_title ; The crystal structure of synthetic burkeite Sample C Note sign of y-coordinate for O3 and O5 altered to reproduce reported bond lengths Locality: synthetic ; _journal_name_full 'Neues Jahrbuch fur Mineralogie, Monatshefte' _journal_page_first 203 _journal_page_last 221 _journal_volume 1988 _journal_year 1988 _chemical_formula_sum 'C0.49 Na3 O3.5 S1.01' _chemical_name_mineral Burkeite _space_group_IT_number 59 _symmetry_space_group_name_Hall 'P 2ac 2ac -1ac' _symmetry_space_group_name_H-M 'P m n m :1' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_length_a 5.198 _cell_length_b 9.255 _cell_length_c 7.085 _cell_volume 340.842 _exptl_crystal_density_diffrn 6.362 _[local]_cod_data_source_file cifdata.txt _[local]_cod_data_source_block 'global_11453' _[local]_cod_cif_authors_sg_H-M 'P m n m' _[local]_cod_chemical_formula_sum_orig 'Na3 C.49 S1.01 O3.5' _cod_database_code 9009347 loop_ _symmetry_equiv_pos_as_xyz x,y,z -x,y,z 1/2+x,-y,1/2-z x,y,-z 1/2-x,-y,1/2+z 1/2+x,-y,1/2+z -x,y,-z 1/2-x,-y,1/2-z 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 0.25000 0.75120 0.00470 1.00000 0.03027 Na2 0.25000 0.42500 0.25000 1.00000 0.07333 Na3 0.75000 0.88050 0.25000 1.00000 0.03103 C 0.75000 0.56060 0.25000 0.49000 0.02330 S1 0.75000 0.56060 0.25000 0.51000 0.02330 S2 0.29420 0.08960 0.25000 0.50000 0.01646 O1 0.75000 0.42160 0.25000 0.83000 0.05319 O2 0.53580 0.64290 0.25000 0.83000 0.03420 O3 0.75000 -0.47010 0.08540 0.17000 0.07472 O4 0.93100 0.58340 0.08880 0.17000 0.05699 O5 0.18920 -0.16060 0.08160 0.50000 0.03673 O6 0.21770 -0.06510 0.25000 0.50000 0.02153 O7 0.57550 0.10710 0.25000 0.50000 0.02913