data_4000500 _journal_name_full 'Chemistry of Materials' _journal_year 2005 _chemical_formula_sum 'H2 Gd Na O9 S2' _chemical_formula_weight 390.38 _symmetry_cell_setting Trigonal _symmetry_space_group_name_H-M 'P 32 2 1' loop_ _symmetry_equiv_pos_as_xyz 'x, y, z' '-y, x-y, z+2/3' '-x+y, -x, z+1/3' 'y, x, -z' 'x-y, -y, -z+1/3' '-x, -x+y, -z+2/3' _cell_length_a 6.8816(6) _cell_length_b 6.8816(6) _cell_length_c 12.7702(17) _cell_angle_alpha 90.00 _cell_angle_beta 90.00 _cell_angle_gamma 120.00 _cell_volume 523.73(10) _cell_formula_units_Z 3 _cell_measurement_temperature 296(2) _exptl_crystal_density_diffrn 3.713 _diffrn_ambient_temperature 296(2) loop_ _atom_site_label _atom_site_type_symbol _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv _atom_site_adp_type _atom_site_occupancy _atom_site_symmetry_multiplicity _atom_site_calc_flag _atom_site_refinement_flags _atom_site_disorder_assembly _atom_site_disorder_group Gd1 Gd 0.56458(12) 0.56458(12) 0.0000 0.0098(2) Uani 1 2 d S . . S1 S 0.5454(4) 0.5579(5) -0.24222(15) 0.0109(4) Uani 1 1 d . . . O1 O 0.4859(13) 0.3523(13) 0.1688(5) 0.018(2) Uani 1 1 d . . . O2 O 0.7422(11) 0.6117(11) -0.1748(5) 0.0167(18) Uani 1 1 d . . . O3 O 0.1696(11) 0.4128(11) 0.0298(6) 0.0152(18) Uani 1 1 d . . . O4 O 0.8722(14) 0.4959(13) 0.0169(6) 0.0133(19) Uani 1 1 d . . . O5 O 0.922(2) 0.922(2) 0.0000 0.047(6) Uani 1 2 d S . . Na1 Na 0.4688(9) 1.0000 0.1667 0.0165(12) Uani 1 2 d S . . H1 H 0.91(3) 1.03(2) 0.041(10) 0.08(5) Uiso 1 1 d . . .