#------------------------------------------------------------------------------ #$Date: 2016-07-05 09:15:24 +0300 (Tue, 05 Jul 2016) $ #$Revision: 184215 $ #$URL: file:///home/coder/svn-repositories/cod/cif/1/10/00/1100080.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_1100080 loop_ _publ_author_name 'Anderson, L.' 'Lindquist, O.' _publ_section_title ; Neutron Diffraction Refinement of Magnesium Sulfite Hexahydrate, MgSO~3~.(H~2~O)~6~ ; _journal_coden_ASTM ACSCEE _journal_issue 4 _journal_name_full ; Acta Crystallographica, Section C: Crystal Structure Communications ; _journal_page_first 584 _journal_page_last 586 _journal_paper_doi 10.1107/S0108270184004972 _journal_volume 40 _journal_year 1984 _chemical_formula_structural 'Mg S O3 (H2 O)6' _chemical_formula_sum 'H12 Mg O9 S' _chemical_name_systematic 'Magnesium sulfate(IV) hexahydrate' _space_group_IT_number 146 _symmetry_cell_setting trigonal _symmetry_space_group_name_Hall 'P 3*' _symmetry_space_group_name_H-M 'R 3 :R' _cell_angle_alpha 96.28(2) _cell_angle_beta 96.28(2) _cell_angle_gamma 96.28(2) _cell_formula_units_Z 1 _cell_length_a 5.933(2) _cell_length_b 5.933(2) _cell_length_c 5.933(2) _cell_volume 204.8 _refine_ls_R_factor_all 0.036 _cod_depositor_comments ; Correcting the sign of the 'O2' atom z coordinate after consulting the original publication. Antanas Vaitkus, 2016-07-04 ; _cod_original_sg_symbol_H-M 'R 3 R' _cod_database_code 1100080 loop_ _symmetry_equiv_pos_as_xyz x,y,z y,z,x z,x,y 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 Mg1 Mg2+ 1 a 0. 0. 0. 1. 0 d S1 S4+ 1 a 0.5021(6) 0.5021(6) 0.5021(6) 1. 0 d O1 O2- 3 b 0.5598(3) 0.4826(3) 0.2565(3) 1. 0 d O2 O2- 3 b -0.3165(3) -0.1254(3) 0.0765(4) 1. 2 d O3 O2- 3 b 0.3288(3) 0.1464(3) -0.0496(3) 1. 2 d H1 H1+ 3 b -0.4523(5) -0.0624(5) 0.0258(6) 1. 0 d H2 H1+ 3 b -0.3632(5) -0.2635(5) 0.1408(6) 1. 0 d H3 H1+ 3 b 0.4036(5) 0.2737(5) 0.0651(5) 1. 0 d H4 H1+ 3 b 0.36722(5) 0.1930(5) -0.1956(5) 1. 0 d loop_ _atom_type_symbol _atom_type_oxidation_number Mg2+ 2.000 S4+ 4.000 O2- -2.000 H1+ 1.000