#------------------------------------------------------------------------------ #$Date: 2016-02-16 14:49:47 +0200 (Tue, 16 Feb 2016) $ #$Revision: 176465 $ #$URL: file:///home/coder/svn-repositories/cod/cif/9/00/83/9008302.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_9008302 loop_ _publ_author_name 'Annehed, H.' 'Faelth, L.' 'Lincoln, F. J.' _publ_section_title ; Crystal structure of synthetic makatite Na2Si4O8(OH)2(H2O)4 ; _journal_name_full 'Zeitschrift fur Kristallographie' _journal_page_first 203 _journal_page_last 210 _journal_volume 159 _journal_year 1982 _chemical_formula_sum 'H5 Na O7 Si2' _chemical_name_mineral Makatite _space_group_IT_number 14 _symmetry_space_group_name_Hall '-P 2ybc' _symmetry_space_group_name_H-M 'P 1 21/c 1' _cell_angle_alpha 90 _cell_angle_beta 90.64 _cell_angle_gamma 90 _cell_length_a 7.3881 _cell_length_b 18.094 _cell_length_c 9.5234 _cell_volume 1273.011 _exptl_crystal_density_diffrn 2.047 _cod_original_formula_sum 'Na Si2 O7 H5' _cod_database_code 9008302 loop_ _symmetry_equiv_pos_as_xyz x,y,z x,1/2-y,1/2+z -x,1/2+y,1/2-z -x,-y,-z 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 Na1 0.03705 0.02985 0.03675 0.00203 0.00677 -0.00175 Na2 0.04009 0.02156 0.04089 0.00339 0.00249 -0.00873 Na3 0.04037 0.02156 0.04135 -0.00474 0.00499 0.00524 Si1 0.01078 0.01161 0.01332 -0.00135 0.00356 -0.00262 Si2 0.01023 0.01327 0.01746 -0.00068 0.00356 -0.00087 Si3 0.01078 0.00995 0.01149 -0.00068 0.00285 -0.00087 Si4 0.01217 0.00995 0.01562 0.00135 0.00356 0.00000 O1 0.03235 0.01990 0.01378 -0.00068 0.00392 0.00262 O2 0.01991 0.01327 0.01975 0.00068 0.00071 -0.00262 O3 0.01161 0.01659 0.02848 0.00203 0.00499 0.00175 O4 0.03041 0.01824 0.01149 -0.00474 0.01354 -0.00349 O5 0.02488 0.00663 0.01103 -0.00406 0.00321 0.00000 O6 0.01023 0.02654 0.01700 -0.00203 -0.00463 0.00349 OH7 0.01106 0.02985 0.02665 -0.00068 0.00285 0.00698 OH8 0.01604 0.01824 0.02619 0.00271 0.00677 0.00175 O9 0.01300 0.00995 0.02573 0.00068 0.00036 -0.00349 O10 0.00498 0.01161 0.03721 -0.00745 -0.00428 0.00087 Wat11 0.02101 0.01990 0.03170 0.00339 0.00036 0.00262 Wat12 0.03235 0.02322 0.02159 0.00677 -0.00071 -0.00698 Wat13 0.04092 0.01990 0.03216 0.00542 -0.01426 -0.00087 Wat14 0.03705 0.02820 0.01746 -0.00271 0.00356 -0.00349 loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z Na1 0.50000 0.50000 0.00000 Na2 0.00000 0.50000 0.00000 Na3 0.74780 0.03240 0.12850 Si1 0.28220 0.21430 0.18760 Si2 0.69970 0.21820 0.17480 Si3 0.77760 0.33880 0.38910 Si4 0.20010 0.33490 0.39900 O1 0.24210 0.22410 0.02240 O2 0.24760 0.29710 0.25070 O3 0.49310 0.19510 0.20500 O4 0.73070 0.22320 0.00640 O5 0.74290 0.30010 0.23580 O6 0.99020 0.35970 0.39920 O-H7 0.16190 0.15170 0.25850 O-H8 0.82400 0.15460 0.24440 O9 0.66620 0.41260 0.40750 O10 0.31750 0.40830 0.42020 Wat11 0.75060 0.41080 0.00290 Wat12 0.24500 0.40800 0.01870 Wat13 0.02960 0.01230 0.23360 Wat14 0.47140 0.02400 0.25290