#------------------------------------------------------------------------------ #$Date: 2010-06-10 18:11:07 +0300 (Thu, 10 Jun 2010) $ #$Revision: 1210 $ #$URL: file:///home/coder/svn-repositories/cod/cif/9/9007483.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_9007483 loop_ _publ_author_name 'Baur, W. H.' _publ_section_title ; On the crystal chemistry of salt hydrates. IV. The refinement of the crystal structure of MgSO4*7H2O (epsomite) Note: Mg z-coordinate altered in order to reproduce Mg-O bond lengths Locality: synthetic ; _journal_name_full 'Acta Crystallographica' _journal_page_first 1361 _journal_page_last 1369 _journal_volume 17 _journal_year 1964 _chemical_formula_sum 'H14 Mg O11 S' _chemical_name_mineral Epsomite _space_group_IT_number 19 _symmetry_space_group_name_Hall 'P 2ac 2ab' _symmetry_space_group_name_H-M 'P 21 21 21' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_length_a 11.868 _cell_length_b 11.996 _cell_length_c 6.857 _cell_volume 976.221 _exptl_crystal_density_diffrn 1.677 _[local]_cod_chemical_formula_sum_orig 'Mg S O11 H14' _cod_database_code 9007483 _amcsd_database_code AMCSD#0009223 loop_ _symmetry_equiv_pos_as_xyz x,y,z -x,1/2+y,1/2-z 1/2+x,1/2-y,-z 1/2-x,-y,1/2+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 Mg 0.01213 0.01531 0.01096 0.00144 -0.00082 0.00042 S 0.01213 0.01604 0.01096 -0.00216 -0.00124 -0.00042 O1 0.04852 0.01895 0.03216 -0.01442 -0.00948 0.00000 O2 0.01284 0.04155 0.02501 0.00288 0.00124 0.00458 O3 0.02069 0.04593 0.01667 -0.01370 0.00536 -0.00667 O4 0.02283 0.02260 0.02763 0.00216 -0.00289 0.00750 Ow1 0.01784 0.03718 0.02096 0.01154 -0.00082 -0.00292 Ow2 0.01427 0.02479 0.01858 -0.00216 0.00124 -0.00667 Ow3 0.01998 0.03426 0.02025 -0.00072 0.00289 0.01042 Ow4 0.02283 0.03645 0.02644 0.01947 -0.00948 -0.01042 Ow5 0.02783 0.02114 0.01834 -0.00361 -0.00165 -0.00417 Ow6 0.02426 0.03426 0.01953 -0.00216 0.00412 0.01042 Ow7 0.03925 0.02552 0.02906 0.00288 0.00660 0.00292 loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z Mg 0.42290 0.10630 0.04030 S 0.72660 0.18390 0.49050 O1 0.68530 0.07500 0.42790 O2 0.85060 0.18680 0.48210 O3 0.68840 0.20630 0.69040 O4 0.68080 0.27160 0.36050 Ow1 0.26550 0.17460 0.00380 Ow2 0.47160 0.24780 0.19920 Ow3 0.46910 0.17580 0.77960 Ow4 0.58280 0.04630 0.07730 Ow5 0.37610 0.96200 0.88890 Ow6 0.36220 0.03420 0.29070 Ow7 0.49160 0.43770 0.93840 H1 0.24400 0.22900 0.10500 H2 0.23400 0.20600 0.88800 H3 0.43500 0.27000 0.33000 H4 0.53300 0.24600 0.26800 H5 0.41900 0.23400 0.66400 H6 0.54900 0.18800 0.75500 H7 0.63200 0.05500 0.21200 H8 0.60000 0.98300 0.02500 H9 0.35600 0.90600 0.96100 H10 0.42800 0.94600 0.76800 H11 0.28100 0.03300 0.32000 H12 0.38500 0.00800 0.41400 H13 0.43100 0.49200 0.97500 H14 0.46500 0.37000 0.00800