#------------------------------------------------------------------------------ #$Date: 2018-09-01 23:18:15 +0300 (Sat, 01 Sep 2018) $ #$Revision: 210325 $ #$URL: file:///home/coder/svn-repositories/cod/cif/1/10/00/1100068.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_1100068 loop_ _publ_author_name 'Barker, Marten G.' 'Francesconi, M. Grazia' 'Shutt, Thomas H.' 'Wilson, Claire' _publ_section_title ; Strontium oxide iodide ; _journal_coden_ASTM ACSEBH _journal_issue 6 _journal_name_full ; Acta Crystallographica, Section E: Structure Reports Online ; _journal_page_first i44 _journal_page_last i45 _journal_paper_doi 10.1107/s1600536801006626 _journal_volume 57 _journal_year 2001 _chemical_formula_moiety '6(I), O, 4(Sr)' _chemical_formula_sum 'I6 O Sr4' _chemical_formula_weight 1127.88 _chemical_name_common 'strontium oxide iodide' _space_group_IT_number 186 _symmetry_cell_setting hexagonal _symmetry_space_group_name_Hall 'P 6c -2c' _symmetry_space_group_name_H-M 'P 63 m c' _atom_sites_solution_primary direct _atom_sites_solution_secondary difmap _audit_creation_method SHELXL-97 _cell_angle_alpha 90.000(0) _cell_angle_beta 90.000(0) _cell_angle_gamma 120.000(0) _cell_formula_units_Z 2 _cell_length_a 10.747(1) _cell_length_b 10.747(1) _cell_length_c 7.8678(9) _cell_measurement_reflns_used 841 _cell_measurement_temperature 150(2) _cell_measurement_theta_max 27.58 _cell_measurement_theta_min 5.9 _cell_volume 787.0(3) _computing_cell_refinement 'Bruker SAINT version 6.02a (Bruker, 2000)' _computing_data_collection 'Bruker SMART version 5.054 (Bruker, 1998)' _computing_data_reduction 'Bruker SAINT; Bruker SHELXTL (Bruker, 1997)' _computing_molecular_graphics 'ATOMS (Dowty, 1998)' _computing_publication_material 'SHELXL-97; PLATON (Spek, 2000)' _computing_structure_refinement 'SHELXL-97 (Sheldrick, 1997); WINGX (Farrugia, 1999)' _computing_structure_solution 'SIR97, (Altomare et al, 1999)' _diffrn_ambient_temperature 150(2) _diffrn_detector_area_resol_mean ? _diffrn_measured_fraction_theta_full 0.944 _diffrn_measured_fraction_theta_max 0.944 _diffrn_measurement_device_type 'Bruker SMART1000 CCD area detector' _diffrn_measurement_method omega _diffrn_radiation_monochromator graphite _diffrn_radiation_source 'fine-focus sealed tube' _diffrn_radiation_type MoK\a _diffrn_radiation_wavelength 0.71069 _diffrn_reflns_av_R_equivalents 0.054 _diffrn_reflns_av_sigmaI/netI 0.000 _diffrn_reflns_limit_h_max 6 _diffrn_reflns_limit_h_min -13 _diffrn_reflns_limit_k_max 4 _diffrn_reflns_limit_k_min -10 _diffrn_reflns_limit_l_max 10 _diffrn_reflns_limit_l_min -9 _diffrn_reflns_number 3527 _diffrn_reflns_theta_full 28.97 _diffrn_reflns_theta_max 27.58 _diffrn_reflns_theta_min 5.9 _diffrn_standards_decay_% 0 _diffrn_standards_interval_count ? _diffrn_standards_interval_time ? _diffrn_standards_number ? _exptl_absorpt_coefficient_mu 25.213 _exptl_absorpt_correction_T_max 0.365 _exptl_absorpt_correction_T_min 0.272 _exptl_absorpt_correction_type multi-scan _exptl_absorpt_process_details 'SADABS, Bruker (1999)' _exptl_crystal_colour colourless _exptl_crystal_density_diffrn 4.760 _exptl_crystal_density_meas ? _exptl_crystal_density_method 'not measured' _exptl_crystal_description block _exptl_crystal_F_000 956 _exptl_crystal_size_max 0.05 _exptl_crystal_size_mid 0.04 _exptl_crystal_size_min 0.04 _exptl_crystal_thermal_history 'heated at 1000C for 24 hours; cooled to room temperature at 1C/hour' _refine_diff_density_max 1.271 _refine_diff_density_min -0.986 _refine_diff_density_rms 0.210 _refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881' _refine_ls_abs_structure_Flack 0.064(18) _refine_ls_extinction_coef ? _refine_ls_extinction_method none _refine_ls_goodness_of_fit_ref 0.937 _refine_ls_matrix_type full _refine_ls_number_parameters 25 _refine_ls_number_reflns 721 _refine_ls_number_restraints 1 _refine_ls_restrained_S_all 0.936 _refine_ls_R_factor_all 0.0429 _refine_ls_R_factor_gt 0.0297 _refine_ls_shift/su_max 0.000 _refine_ls_shift/su_mean 0.000 _refine_ls_structure_factor_coef Fsqd _refine_ls_weighting_details 'calc w=1/[\s^2^(Fo^2^)+(0.0206P)^2^] where P=(Fo^2^+2Fc^2^)/3' _refine_ls_weighting_scheme calc _refine_ls_wR_factor_gt 0.0522 _refine_ls_wR_factor_ref 0.0548 _reflns_number_gt 586 _reflns_number_total 776 _reflns_threshold_expression >2sigma(I) _cod_duplicate_entry 2200256 _cod_original_sg_symbol_H-M P63mc _cod_database_code 1100068 loop_ _symmetry_equiv_pos_as_xyz 'x, y, z' '-x, -y, z+1/2' '-y, x-y, z' '-x+y, -x, z' 'x-y, x, z+1/2' 'y, -x+y, z+1/2' '-x+y, y, z' 'x, x-y, z' '-y, -x, z' 'y, x, z+1/2' '-x, -x+y, z+1/2' 'x-y, -y, z+1/2' 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 I1 I 0.25533(9) 0.12766(5) 0.36865(10) 0.0175(2) Uani 1 2 d S . . I2 I 0.46542(5) 0.53458(5) 0.17690(10) 0.0174(2) Uani 1 2 d S . . Sr1 Sr 0.21157(7) 0.42313(14) 0.48599(16) 0.0172(3) Uani 1 2 d S . . Sr2 Sr 0.3333 0.6667 0.8847(3) 0.0290(6) Uani 1 6 d S . . O1 O 0.3333 0.6667 0.584(3) 0.031(5) Uani 1 6 d S . . loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_22 _atom_site_aniso_U_33 _atom_site_aniso_U_23 _atom_site_aniso_U_13 _atom_site_aniso_U_12 I1 0.0195(5) 0.0166(3) 0.0174(5) 0.0004(2) 0.0008(5) 0.0098(2) I2 0.0187(3) 0.0187(3) 0.0129(4) -0.0015(2) 0.0015(2) 0.0078(4) Sr1 0.0181(5) 0.0200(7) 0.0142(7) -0.0008(6) -0.0004(3) 0.0100(4) Sr2 0.0391(10) 0.0391(10) 0.0088(12) 0.000 0.000 0.0196(5) O1 0.027(7) 0.027(7) 0.038(12) 0.000 0.000 0.014(4) loop_ _atom_type_symbol _atom_type_description _atom_type_scat_dispersion_real _atom_type_scat_dispersion_imag _atom_type_scat_source O O 0.0106 0.0060 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' Sr Sr -1.5307 3.2498 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' I I -0.4742 1.8119 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' loop_ _geom_angle_atom_site_label_1 _geom_angle_atom_site_label_2 _geom_angle_atom_site_label_3 _geom_angle _geom_angle_site_symmetry_1 _geom_angle_site_symmetry_3 _geom_angle_publ_flag Sr1 I1 Sr1 106.45(2) 6_554 . ? Sr1 I1 Sr1 106.45(2) 6_554 4 ? Sr1 I1 Sr1 147.04(5) . 4 ? Sr1 I1 Sr2 64.47(5) 6_554 2_664 ? Sr1 I1 Sr2 96.08(2) . 2_664 ? Sr1 I1 Sr2 96.08(2) 4 2_664 ? Sr2 I2 Sr1 101.78(5) 1_554 3_665 ? Sr2 I2 Sr1 101.78(5) 1_554 . ? Sr1 I2 Sr1 70.65(6) 3_665 . ? Sr2 I2 Sr1 104.20(5) 1_554 6_554 ? Sr1 I2 Sr1 153.95(4) 3_665 6_554 ? Sr1 I2 Sr1 105.50(4) . 6_554 ? Sr2 I2 Sr1 104.20(5) 1_554 2_664 ? Sr1 I2 Sr1 105.50(4) 3_665 2_664 ? Sr1 I2 Sr1 153.95(4) . 2_664 ? Sr1 I2 Sr1 66.15(4) 6_554 2_664 ? O1 Sr1 I1 98.7(5) . 5 ? O1 Sr1 I2 86.6(4) . 4_565 ? I1 Sr1 I2 140.95(3) 5 4_565 ? O1 Sr1 I2 86.6(4) . . ? I1 Sr1 I2 140.95(3) 5 . ? I2 Sr1 I2 77.69(5) 4_565 . ? O1 Sr1 I1 144.645(17) . 3 ? I1 Sr1 I1 82.78(4) 5 3 ? I2 Sr1 I1 71.78(3) 4_565 3 ? I2 Sr1 I1 114.41(5) . 3 ? O1 Sr1 I1 144.645(18) . . ? I1 Sr1 I1 82.78(4) 5 . ? I2 Sr1 I1 114.41(5) 4_565 . ? I2 Sr1 I1 71.78(3) . . ? I1 Sr1 I1 70.71(3) 3 . ? O1 Sr1 I2 76.25(17) . 2_665 ? I1 Sr1 I2 71.32(3) 5 2_665 ? I2 Sr1 I2 146.26(4) 4_565 2_665 ? I2 Sr1 I2 72.54(4) . 2_665 ? I1 Sr1 I2 135.64(4) 3 2_665 ? I1 Sr1 I2 70.80(3) . 2_665 ? O1 Sr1 I2 76.25(17) . 5 ? I1 Sr1 I2 71.32(3) 5 5 ? I2 Sr1 I2 72.54(4) 4_565 5 ? I2 Sr1 I2 146.26(4) . 5 ? I1 Sr1 I2 70.80(3) 3 5 ? I1 Sr1 I2 135.64(4) . 5 ? I2 Sr1 I2 128.84(6) 2_665 5 ? O1 Sr1 Sr2 35.4(5) . . ? I1 Sr1 Sr2 63.27(5) 5 . ? I2 Sr1 Sr2 113.68(5) 4_565 . ? I2 Sr1 Sr2 113.68(5) . . ? I1 Sr1 Sr2 131.55(3) 3 . ? I1 Sr1 Sr2 131.55(3) . . ? I2 Sr1 Sr2 66.26(3) 2_665 . ? I2 Sr1 Sr2 66.26(3) 5 . ? O1 Sr1 Sr1 34.9(2) . 3_665 ? I1 Sr1 Sr1 113.50(3) 5 3_665 ? I2 Sr1 Sr1 92.81(2) 4_565 3_665 ? I2 Sr1 Sr1 54.67(3) . 3_665 ? I1 Sr1 Sr1 163.52(2) 3 3_665 ? I1 Sr1 Sr1 112.351(18) . 3_665 ? I2 Sr1 Sr1 56.92(2) 2_665 3_665 ? I2 Sr1 Sr1 110.87(2) 5 3_665 ? Sr2 Sr1 Sr1 59.52(3) . 3_665 ? O1 Sr1 Sr1 34.9(2) . 4_565 ? I1 Sr1 Sr1 113.50(3) 5 4_565 ? I2 Sr1 Sr1 54.67(3) 4_565 4_565 ? I2 Sr1 Sr1 92.81(2) . 4_565 ? I1 Sr1 Sr1 112.351(18) 3 4_565 ? I1 Sr1 Sr1 163.52(2) . 4_565 ? I2 Sr1 Sr1 110.87(2) 2_665 4_565 ? I2 Sr1 Sr1 56.92(2) 5 4_565 ? Sr2 Sr1 Sr1 59.52(3) . 4_565 ? Sr1 Sr1 Sr1 60.0 3_665 4_565 ? O1 Sr2 I2 133.08(4) . 3_666 ? O1 Sr2 I2 133.08(4) . 4_566 ? I2 Sr2 I2 78.48(6) 3_666 4_566 ? O1 Sr2 I2 133.08(4) . 1_556 ? I2 Sr2 I2 78.48(6) 3_666 1_556 ? I2 Sr2 I2 78.48(6) 4_566 1_556 ? O1 Sr2 I1 88.11(4) . 6_565 ? I2 Sr2 I1 69.97(2) 3_666 6_565 ? I2 Sr2 I1 69.97(2) 4_566 6_565 ? I2 Sr2 I1 138.80(8) 1_556 6_565 ? O1 Sr2 I1 88.11(4) . 5 ? I2 Sr2 I1 138.80(8) 3_666 5 ? I2 Sr2 I1 69.97(2) 4_566 5 ? I2 Sr2 I1 69.97(2) 1_556 5 ? I1 Sr2 I1 119.893(5) 6_565 5 ? O1 Sr2 I1 88.11(4) . 2_665 ? I2 Sr2 I1 69.97(2) 3_666 2_665 ? I2 Sr2 I1 138.80(8) 4_566 2_665 ? I2 Sr2 I1 69.97(2) 1_556 2_665 ? I1 Sr2 I1 119.893(5) 6_565 2_665 ? I1 Sr2 I1 119.893(5) 5 2_665 ? O1 Sr2 Sr1 35.85(4) . 4_565 ? I2 Sr2 Sr1 109.86(4) 3_666 4_565 ? I2 Sr2 Sr1 109.86(4) 4_566 4_565 ? I2 Sr2 Sr1 168.93(6) 1_556 4_565 ? I1 Sr2 Sr1 52.26(3) 6_565 4_565 ? I1 Sr2 Sr1 105.43(5) 5 4_565 ? I1 Sr2 Sr1 105.43(5) 2_665 4_565 ? O1 Sr2 Sr1 35.85(4) . . ? I2 Sr2 Sr1 168.93(6) 3_666 . ? I2 Sr2 Sr1 109.86(4) 4_566 . ? I2 Sr2 Sr1 109.86(4) 1_556 . ? I1 Sr2 Sr1 105.43(5) 6_565 . ? I1 Sr2 Sr1 52.26(3) 5 . ? I1 Sr2 Sr1 105.43(5) 2_665 . ? Sr1 Sr2 Sr1 60.96(6) 4_565 . ? O1 Sr2 Sr1 35.85(4) . 3_665 ? I2 Sr2 Sr1 109.86(4) 3_666 3_665 ? I2 Sr2 Sr1 168.93(6) 4_566 3_665 ? I2 Sr2 Sr1 109.86(4) 1_556 3_665 ? I1 Sr2 Sr1 105.43(5) 6_565 3_665 ? I1 Sr2 Sr1 105.43(5) 5 3_665 ? I1 Sr2 Sr1 52.26(3) 2_665 3_665 ? Sr1 Sr2 Sr1 60.96(6) 4_565 3_665 ? Sr1 Sr2 Sr1 60.96(6) . 3_665 ? Sr2 O1 Sr1 108.7(5) . 4_565 ? Sr2 O1 Sr1 108.7(5) . . ? Sr1 O1 Sr1 110.2(4) 4_565 . ? Sr2 O1 Sr1 108.7(5) . 3_665 ? Sr1 O1 Sr1 110.2(4) 4_565 3_665 ? Sr1 O1 Sr1 110.2(4) . 3_665 ? loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_distance _geom_bond_site_symmetry_2 _geom_bond_publ_flag I1 Sr1 3.392(2) 6_554 ? I1 Sr1 3.5567(19) . ? I1 Sr1 3.5567(19) 4 ? I1 Sr2 3.830(2) 2_664 ? I2 Sr2 3.366(2) 1_554 ? I2 Sr1 3.3947(18) 3_665 ? I2 Sr1 3.3947(18) . ? I2 Sr1 3.5967(17) 6_554 ? I2 Sr1 3.5967(17) 2_664 ? Sr1 O1 2.393(6) . ? Sr1 I1 3.392(2) 5 ? Sr1 I2 3.3947(18) 4_565 ? Sr1 I1 3.5567(19) 3 ? Sr1 I2 3.5967(17) 2_665 ? Sr1 I2 3.5967(17) 5 ? Sr1 Sr2 3.870(3) . ? Sr1 Sr1 3.926(3) 3_665 ? Sr1 Sr1 3.926(3) 4_565 ? Sr2 O1 2.37(2) . ? Sr2 I2 3.366(2) 3_666 ? Sr2 I2 3.366(2) 4_566 ? Sr2 I2 3.366(2) 1_556 ? Sr2 I1 3.830(2) 6_565 ? Sr2 I1 3.830(2) 5 ? Sr2 I1 3.830(2) 2_665 ? Sr2 Sr1 3.870(3) 4_565 ? Sr2 Sr1 3.870(3) 3_665 ? O1 Sr1 2.393(6) 4_565 ? O1 Sr1 2.393(6) 3_665 ?