#------------------------------------------------------------------------------ #$Date: 2019-10-13 12:00:53 +0300 (Sun, 13 Oct 2019) $ #$Revision: 219323 $ #$URL: file:///home/coder/svn-repositories/cod/cif/3/00/02/3000253.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_3000253 loop_ _publ_author_name 'Auer, Henry' 'Yang, Fangshun' 'Playford, Helen Y.' 'Hansen, Thomas C.' 'Franz, Alexandra' 'Kohlmann, Holger' _publ_section_title ; Covalent Si--H Bonds in the Zintl Phase Hydride CaSiH1+x (x ≤ 1/3) ; _journal_issue 9 _journal_name_full Inorganics _journal_page_first 106 _journal_paper_doi 10.3390/inorganics7090106 _journal_volume 7 _journal_year 2019 _chemical_formula_sum 'Ca3 D3.23 Si3' _chemical_formula_weight 211.00 _space_group_IT_number 62 _space_group_name_Hall '-P 2ac 2n' _space_group_name_H-M_alt 'P n m a' _symmetry_cell_setting orthorhombic _symmetry_space_group_name_Hall '-P 2ac 2n' _symmetry_space_group_name_H-M 'P n m a' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_formula_units_Z 4 _cell_length_a 14.579(4) _cell_length_b 3.8119(4) _cell_length_c 11.209(2) _cell_measurement_temperature 294 _cell_volume 622.9(2) _computing_structure_refinement TOPAS _diffrn_ambient_temperature 294 _diffrn_measurement_device_type ; 'E9' ; _diffrn_radiation_type neutron _diffrn_radiation_wavelength 1.7982 _diffrn_source 'nuclear reactor' _diffrn_source_type E9 _exptl_crystal_density_diffrn 2.250 _pd_char_colour grey _pd_instr_location 'E9 diffractometer, BERII, Berlin, Germany' _pd_meas_2theta_range_inc 0.02 _pd_meas_2theta_range_max 140 _pd_meas_2theta_range_min 5 _pd_proc_2theta_range_inc 0.02 _pd_proc_2theta_range_max 140 _pd_proc_2theta_range_min 5 _pd_proc_ls_prof_R_factor 2.80 _pd_proc_ls_prof_wR_expected 2.70 _pd_proc_ls_prof_wR_factor 3.60 _pd_proc_wavelength 1.7982 _pd_spec_mounting 'vanadium container' _pd_spec_shape cylinder _pd_spec_size_axial 40 _pd_spec_size_equat 6 _refine_ls_goodness_of_fit_all 1.33 _refine_ls_number_parameters 76 _refine_ls_number_reflns 418 _refine_ls_number_restraints 1 _refine_ls_R_I_factor 1.48 _refine_ls_shift/su_max 0.05 _cod_data_source_file CaSiD1.2_BER.cif _cod_data_source_block CaSiD1.2 _cod_depositor_comments 'Releasing structure 3000253 into public domain as published material.' _cod_original_sg_symbol_H-M Pnma _cod_database_code 3000253 loop_ _symmetry_equiv_pos_as_xyz 'x, y, z ' '-x, y+1/2, -z ' '-x+1/2, -y, z+1/2 ' '-x+1/2, y+1/2, z+1/2 ' 'x, -y+1/2, z ' '-x, -y, -z ' 'x+1/2, -y+1/2, -z+1/2 ' 'x+1/2, y, -z+1/2 ' loop_ _atom_site_label _atom_site_type_symbol _atom_site_symmetry_multiplicity _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy _atom_site_B_iso_or_equiv Ca1 Ca 4 0.3381(3) 0.25 0.8453(5) 1 1.07(18) Ca2 Ca 4 0.3113(2) 0.25 0.1571(5) 1 1.07(18) Ca3 Ca 4 0.3592(2) 0.25 0.4810(4) 1 1.07(18) Si1 Si 4 0.0436(5) 0.25 0.1795(5) 1 1.48(18) Si2 Si 4 0.0430(5) 0.25 0.7608(5) 1 1.48(18) Si3 Si 4 0.0417(4) 0.25 0.5270(6) 1 1.48(18) D1 D 4 0.2508(9) 0.75 0.8265(13) 1.00(3) 1.05(15) D2 D 4 0.2227(9) 0.75 0.1748(13) 0.95(3) 1.05(15) D3 D 4 0.2739(11) 0.75 0.4808(15) 0.81(2) 1.05(15) D4 D 4 0.0333(18) 0.25 0.045(2) 0.468(15) 1.05(15) loop_ _atom_type_symbol _atom_type_scat_length_neutron _atom_type_scat_source Ca 0.470 V.F._Sears_Neutron_News_3_26_(1992) Si 0.41491 V.F._Sears_Neutron_News_3_26_(1992) D 0.667 V.F._Sears_Neutron_News_3_26_(1992) 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_2 _geom_angle_site_symmetry_3 D3 Ca1 D2 108.1(6) 3_565 1_555 3_565 D1 Ca1 D3 70.0(4) 1_555 1_555 3_565 D1 Ca1 D2 71.6(4) 1_555 1_555 3_565 D1 Ca1 D1 111.8(6) 1_545 1_555 1_555 D1 Ca1 D3 70.0(4) 1_545 1_555 3_565 D1 Ca1 D2 71.6(4) 1_545 1_555 3_565 Si1 Ca1 D1 138.2(4) 3_565 1_555 1_545 Si1 Ca1 D1 75.5(3) 3_565 1_555 1_555 Si1 Ca1 D3 142.86(9) 3_565 1_555 3_565 Si1 Ca1 D2 72.4(3) 3_565 1_555 3_565 Si1 Ca1 Si1 73.88(17) 3_555 1_555 3_565 Si1 Ca1 D1 75.5(3) 3_555 1_555 1_545 Si1 Ca1 D1 138.2(4) 3_555 1_555 1_555 Si1 Ca1 D3 142.86(9) 3_555 1_555 3_565 Si1 Ca1 D2 72.4(3) 3_555 1_555 3_565 D2 Ca2 D1 71.5(4) 1_555 1_555 3_564 D2 Ca2 D2 111.1(6) 1_545 1_555 1_555 D2 Ca2 D1 71.5(4) 1_545 1_555 3_564 D3 Ca2 D2 77.0(4) 3_564 1_555 1_545 D3 Ca2 D2 77.0(4) 3_564 1_555 1_555 D3 Ca2 D1 122.4(6) 3_564 1_555 3_564 Si2 Ca2 D3 133.3(3) 3_554 1_555 3_564 Si2 Ca2 D2 81.0(3) 3_554 1_555 1_545 Si2 Ca2 D2 149.7(4) 3_554 1_555 1_555 Si2 Ca2 D1 87.5(3) 3_554 1_555 3_564 Si2 Ca2 Si2 76.42(18) 3_564 1_555 3_554 Si2 Ca2 D3 133.3(3) 3_564 1_555 3_564 Si2 Ca2 D2 149.7(4) 3_564 1_555 1_545 Si2 Ca2 D2 81.0(3) 3_564 1_555 1_555 Si2 Ca2 D1 87.5(3) 3_564 1_555 3_564 D3 Ca3 D3 113.8(7) 1_545 1_555 1_555 D1 Ca3 D3 68.2(4) 3_564 1_555 1_545 D1 Ca3 D3 68.2(4) 3_564 1_555 1_555 D2 Ca3 D1 108.4(5) 3_565 1_555 3_564 D2 Ca3 D3 74.8(4) 3_565 1_555 1_545 D2 Ca3 D3 74.8(4) 3_565 1_555 1_555 D4 Ca3 D2 125.3(6) 7_555 1_555 3_565 D4 Ca3 D1 126.3(7) 7_555 1_555 3_564 D4 Ca3 D3 122.9(4) 7_555 1_555 1_545 D4 Ca3 D3 122.9(4) 7_555 1_555 1_555 D4 Ca3 D4 54.9(6) 3_555 1_555 7_555 D4 Ca3 D2 92.8(6) 3_555 1_555 3_565 D4 Ca3 D1 128.2(5) 3_555 1_555 3_564 D4 Ca3 D3 73.3(6) 3_555 1_555 1_545 D4 Ca3 D3 162.7(7) 3_555 1_555 1_555 D4 Ca3 D4 95.7(9) 3_565 1_555 3_555 D4 Ca3 D4 54.9(6) 3_565 1_555 7_555 D4 Ca3 D2 92.8(6) 3_565 1_555 3_565 D4 Ca3 D1 128.2(5) 3_565 1_555 3_564 D4 Ca3 D3 162.7(7) 3_565 1_555 1_545 D4 Ca3 D3 73.3(6) 3_565 1_555 1_555 Si2 Si1 D4 103.1(6) 2_556 1_555 1_555 Si2 Si1 Si2 106.3(3) 2_546 1_555 2_556 Si2 Si1 D4 103.1(6) 2_546 1_555 1_555 Ca1 Si1 Si2 69.08(17) 3_554 1_555 2_546 Ca1 Si1 Si2 127.2(3) 3_554 1_555 2_556 Ca1 Si1 D4 129.6(7) 3_554 1_555 1_555 Ca1 Si1 Ca1 73.88(17) 3_564 1_555 3_554 Ca1 Si1 Si2 127.2(3) 3_564 1_555 2_546 Ca1 Si1 Si2 69.08(17) 3_564 1_555 2_556 Ca1 Si1 D4 129.6(7) 3_564 1_555 1_555 Si1 Si2 Si1 106.3(3) 2_546 1_555 2_556 Si3 Si2 Si1 106.1(2) 1_555 1_555 2_546 Si3 Si2 Si1 106.1(2) 1_555 1_555 2_556 Ca2 Si2 Si3 68.16(17) 3_555 1_555 1_555 Ca2 Si2 Si1 88.64(14) 3_555 1_555 2_546 Ca2 Si2 Si1 165.0(2) 3_555 1_555 2_556 Ca2 Si2 Ca2 76.42(18) 3_565 1_555 3_555 Ca2 Si2 Si3 68.16(17) 3_565 1_555 1_555 Ca2 Si2 Si1 165.0(2) 3_565 1_555 2_546 Ca2 Si2 Si1 88.64(14) 3_565 1_555 2_556 D4 Si2 Ca2 153.2(5) 2_546 1_555 3_565 D4 Si2 Ca2 97.6(4) 2_546 1_555 3_555 D4 Si2 Si3 134.4(4) 2_546 1_555 1_555 D4 Si2 Si1 28.5(4) 2_546 1_555 2_546 D4 Si2 Si1 96.0(4) 2_546 1_555 2_556 D4 Si2 D4 75.9(6) 2_556 1_555 2_546 D4 Si2 Ca2 97.6(4) 2_556 1_555 3_565 D4 Si2 Ca2 153.2(5) 2_556 1_555 3_555 D4 Si2 Si3 134.4(4) 2_556 1_555 1_555 D4 Si2 Si1 96.0(4) 2_556 1_555 2_546 D4 Si2 Si1 28.5(4) 2_556 1_555 2_556 D4 Si2 D4 44.1(5) 1_556 1_555 2_556 D4 Si2 D4 44.1(5) 1_556 1_555 2_546 D4 Si2 Ca2 114.1(4) 1_556 1_555 3_565 D4 Si2 Ca2 114.1(4) 1_556 1_555 3_555 D4 Si2 Si3 177.0(6) 1_556 1_555 1_555 D4 Si2 Si1 72.3(3) 1_556 1_555 2_546 D4 Si2 Si1 72.3(3) 1_556 1_555 2_556 Si3 Si3 Si3 109.1(5) 2_546 1_555 2_556 Si2 Si3 Si3 105.2(3) 1_555 1_555 2_546 Si2 Si3 Si3 105.2(3) 1_555 1_555 2_556 Ca1 D1 Ca2 108.7(5) 1_555 1_555 3_565 Ca1 D1 Ca1 111.8(6) 1_565 1_555 1_555 Ca1 D1 Ca2 108.7(5) 1_565 1_555 3_565 Ca3 D1 Ca1 108.0(4) 3_565 1_555 1_565 Ca3 D1 Ca1 108.0(4) 3_565 1_555 1_555 Ca3 D1 Ca2 111.7(6) 3_565 1_555 3_565 D2 D1 Ca3 125.8(4) 3_575 1_555 3_565 D2 D1 Ca1 50.7(3) 3_575 1_555 1_565 D2 D1 Ca1 126.0(7) 3_575 1_555 1_555 D2 D1 Ca2 58.0(4) 3_575 1_555 3_565 D2 D1 D2 95.1(7) 3_565 1_555 3_575 D2 D1 Ca3 125.8(4) 3_565 1_555 3_565 D2 D1 Ca1 126.0(7) 3_565 1_555 1_565 D2 D1 Ca1 50.7(3) 3_565 1_555 1_555 D2 D1 Ca2 58.0(4) 3_565 1_555 3_565 D3 D1 D2 85.3(4) 3_565 1_555 3_565 D3 D1 D2 179.2(6) 3_565 1_555 3_575 D3 D1 Ca3 54.4(4) 3_565 1_555 3_565 D3 D1 Ca1 128.5(7) 3_565 1_555 1_565 D3 D1 Ca1 53.7(4) 3_565 1_555 1_555 D3 D1 Ca2 122.8(5) 3_565 1_555 3_565 D3 D1 D3 94.3(7) 3_575 1_555 3_565 D3 D1 D2 179.2(6) 3_575 1_555 3_565 D3 D1 D2 85.3(4) 3_575 1_555 3_575 D3 D1 Ca3 54.4(4) 3_575 1_555 3_565 D3 D1 Ca1 53.7(4) 3_575 1_555 1_565 D3 D1 Ca1 128.5(7) 3_575 1_555 1_555 D3 D1 Ca2 122.8(5) 3_575 1_555 3_565 Ca2 D2 Ca1 108.2(4) 1_555 1_555 3_564 Ca2 D2 Ca2 111.1(6) 1_565 1_555 1_555 Ca2 D2 Ca1 108.2(4) 1_565 1_555 3_564 Ca3 D2 Ca2 101.2(4) 3_564 1_555 1_565 Ca3 D2 Ca2 101.2(4) 3_564 1_555 1_555 Ca3 D2 Ca1 126.3(6) 3_564 1_555 3_564 D1 D2 Ca3 130.5(4) 3_564 1_555 3_564 D1 D2 Ca2 125.5(6) 3_564 1_555 1_565 D1 D2 Ca2 50.5(3) 3_564 1_555 1_555 D1 D2 Ca1 57.7(4) 3_564 1_555 3_564 D1 D2 D1 95.1(7) 3_574 1_555 3_564 D1 D2 Ca3 130.5(4) 3_574 1_555 3_564 D1 D2 Ca2 50.5(3) 3_574 1_555 1_565 D1 D2 Ca2 125.5(6) 3_574 1_555 1_555 D1 D2 Ca1 57.7(4) 3_574 1_555 3_564 D3 D2 D1 90.3(3) 3_574 1_555 3_574 D3 D2 D1 168.1(6) 3_574 1_555 3_564 D3 D2 Ca3 49.4(4) 3_574 1_555 3_564 D3 D2 Ca2 51.9(4) 3_574 1_555 1_565 D3 D2 Ca2 118.0(6) 3_574 1_555 1_555 D3 D2 Ca1 133.6(4) 3_574 1_555 3_564 D3 D2 D3 82.5(6) 3_564 1_555 3_574 D3 D2 D1 168.1(6) 3_564 1_555 3_574 D3 D2 D1 90.3(3) 3_564 1_555 3_564 D3 D2 Ca3 49.4(4) 3_564 1_555 3_564 D3 D2 Ca2 118.0(6) 3_564 1_555 1_565 D3 D2 Ca2 51.9(4) 3_564 1_555 1_555 D3 D2 Ca1 133.6(4) 3_564 1_555 3_564 Ca3 D3 Ca1 113.6(5) 1_555 1_555 3_564 Ca3 D3 Ca3 113.8(7) 1_565 1_555 1_555 Ca3 D3 Ca1 113.6(5) 1_565 1_555 3_564 Ca2 D3 Ca3 106.9(5) 3_565 1_555 1_565 Ca2 D3 Ca3 106.9(5) 3_565 1_555 1_555 Ca2 D3 Ca1 100.8(6) 3_565 1_555 3_564 D1 D3 Ca2 119.3(5) 3_574 1_555 3_565 D1 D3 Ca3 57.5(3) 3_574 1_555 1_565 D1 D3 Ca3 133.7(8) 3_574 1_555 1_555 D1 D3 Ca1 56.3(4) 3_574 1_555 3_564 D1 D3 D1 94.3(7) 3_564 1_555 3_574 D1 D3 Ca2 119.3(5) 3_564 1_555 3_565 D1 D3 Ca3 133.7(8) 3_564 1_555 1_565 D1 D3 Ca3 57.5(3) 3_564 1_555 1_555 D1 D3 Ca1 56.3(4) 3_564 1_555 3_564 D2 D3 D1 91.1(3) 3_565 1_555 3_564 D2 D3 D1 170.5(7) 3_565 1_555 3_574 D2 D3 Ca2 51.2(4) 3_565 1_555 3_565 D2 D3 Ca3 122.8(7) 3_565 1_555 1_565 D2 D3 Ca3 55.8(3) 3_565 1_555 1_555 D2 D3 Ca1 121.7(5) 3_565 1_555 3_564 D2 D3 D2 82.5(6) 3_575 1_555 3_565 D2 D3 D1 170.5(7) 3_575 1_555 3_564 D2 D3 D1 91.1(3) 3_575 1_555 3_574 D2 D3 Ca2 51.2(4) 3_575 1_555 3_565 D2 D3 Ca3 55.8(3) 3_575 1_555 1_565 D2 D3 Ca3 122.8(7) 3_575 1_555 1_555 D2 D3 Ca1 121.7(5) 3_575 1_555 3_564 D4 D3 D2 78.3(6) 3_565 1_555 3_575 D4 D3 D2 78.3(6) 3_565 1_555 3_565 D4 D3 D1 107.4(6) 3_565 1_555 3_564 D4 D3 D1 107.4(6) 3_565 1_555 3_574 D4 D3 Ca2 107.8(8) 3_565 1_555 3_565 D4 D3 Ca3 58.0(4) 3_565 1_555 1_565 D4 D3 Ca3 58.0(4) 3_565 1_555 1_555 D4 D3 Ca1 151.4(9) 3_565 1_555 3_564 D4 D4 Si1 117.6(12) 2_555 1_555 1_555 D4 D4 D4 108(2) 2_545 1_555 2_555 D4 D4 Si1 117.6(12) 2_545 1_555 1_555 Ca3 D4 D4 62.9(11) 7_455 1_555 2_545 Ca3 D4 D4 62.9(11) 7_455 1_555 2_555 Ca3 D4 Si1 102.2(13) 7_455 1_555 1_555 Ca3 D4 Ca3 125.1(6) 3_554 1_555 7_455 Ca3 D4 D4 62.2(7) 3_554 1_555 2_545 Ca3 D4 D4 136.9(15) 3_554 1_555 2_555 Ca3 D4 Si1 102.5(9) 3_554 1_555 1_555 Ca3 D4 Ca3 95.7(9) 3_564 1_555 3_554 Ca3 D4 Ca3 125.1(6) 3_564 1_555 7_455 Ca3 D4 D4 136.9(15) 3_564 1_555 2_545 Ca3 D4 D4 62.2(7) 3_564 1_555 2_555 Ca3 D4 Si1 102.5(9) 3_564 1_555 1_555 D3 D4 Ca3 48.7(5) 3_564 1_555 3_564 D3 D4 Ca3 48.7(5) 3_564 1_555 3_554 D3 D4 Ca3 159.2(10) 3_564 1_555 7_455 D3 D4 D4 107.0(13) 3_564 1_555 2_545 D3 D4 D4 107.0(13) 3_564 1_555 2_555 D3 D4 Si1 98.6(13) 3_564 1_555 1_555 Si2 D4 D3 121.4(7) 2_546 1_555 3_564 Si2 D4 Ca3 150.5(9) 2_546 1_555 3_564 Si2 D4 Ca3 87.6(3) 2_546 1_555 3_554 Si2 D4 Ca3 73.9(6) 2_546 1_555 7_455 Si2 D4 D4 69.9(8) 2_546 1_555 2_545 Si2 D4 D4 130.4(16) 2_546 1_555 2_555 Si2 D4 Si1 48.4(5) 2_546 1_555 1_555 Si2 D4 Si2 75.9(6) 2_556 1_555 2_546 Si2 D4 D3 121.4(7) 2_556 1_555 3_564 Si2 D4 Ca3 87.6(3) 2_556 1_555 3_564 Si2 D4 Ca3 150.5(9) 2_556 1_555 3_554 Si2 D4 Ca3 73.9(6) 2_556 1_555 7_455 Si2 D4 D4 130.4(16) 2_556 1_555 2_545 Si2 D4 D4 69.9(8) 2_556 1_555 2_555 Si2 D4 Si1 48.4(5) 2_556 1_555 1_555 Si2 D4 Si2 135.9(5) 1_554 1_555 2_556 Si2 D4 Si2 135.9(5) 1_554 1_555 2_546 Si2 D4 D3 73.1(7) 1_554 1_555 3_564 Si2 D4 Ca3 72.2(5) 1_554 1_555 3_564 Si2 D4 Ca3 72.2(5) 1_554 1_555 3_554 Si2 D4 Ca3 86.0(7) 1_554 1_555 7_455 Si2 D4 D4 66.0(10) 1_554 1_555 2_545 Si2 D4 D4 66.0(10) 1_554 1_555 2_555 Si2 D4 Si1 171.7(15) 1_554 1_555 1_555 loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_distance _geom_bond_site_symmetry_1 _geom_bond_site_symmetry_2 Ca1 D2 2.106(15) 1_555 3_565 Ca1 D3 2.231(17) 1_555 3_565 Ca1 D1 2.301(8) 1_555 1_555 Ca1 D1 2.301(8) 1_555 1_545 Ca1 Si1 3.171(6) 1_555 3_565 Ca1 Si1 3.171(6) 1_555 3_555 Ca2 D1 2.103(16) 1_555 3_564 Ca2 D2 2.311(8) 1_555 1_555 Ca2 D2 2.311(8) 1_555 1_545 Ca2 D3 2.334(17) 1_555 3_564 Ca2 Si2 3.082(6) 1_555 3_554 Ca2 Si2 3.082(6) 1_555 3_564 Ca3 D3 2.276(9) 1_555 1_555 Ca3 D3 2.276(9) 1_555 1_545 Ca3 D1 2.360(15) 1_555 3_564 Ca3 D2 2.478(15) 1_555 3_565 Ca3 D4 2.55(3) 1_555 7_555 Ca3 D4 2.570(18) 1_555 3_555 Ca3 D4 2.570(18) 1_555 3_565 Si1 D4 1.52(2) 1_555 1_555 Si1 Si2 2.382(6) 1_555 2_556 Si1 Si2 2.382(6) 1_555 2_546 Si1 Ca1 3.171(6) 1_555 3_554 Si1 Ca1 3.171(6) 1_555 3_564 Si2 Si1 2.382(6) 1_555 2_556 Si2 Si1 2.382(6) 1_555 2_546 Si2 Si3 2.621(8) 1_555 1_555 Si2 Ca2 3.082(6) 1_555 3_555 Si2 Ca2 3.082(6) 1_555 3_565 Si2 D4 3.10(2) 1_555 2_546 Si2 D4 3.10(2) 1_555 2_556 Si2 D4 3.19(2) 1_555 1_556 Si3 Si3 2.340(7) 1_555 2_556 Si3 Si3 2.340(7) 1_555 2_546 Si3 Si2 2.621(8) 1_555 1_555 D1 Ca2 2.103(16) 1_555 3_565 D1 Ca1 2.301(8) 1_555 1_555 D1 Ca1 2.301(8) 1_555 1_565 D1 Ca3 2.360(15) 1_555 3_565 D1 D2 2.583(14) 1_555 3_575 D1 D2 2.583(14) 1_555 3_565 D1 D3 2.599(15) 1_555 3_565 D1 D3 2.599(15) 1_555 3_575 D2 Ca1 2.106(15) 1_555 3_564 D2 Ca2 2.311(8) 1_555 1_555 D2 Ca2 2.311(8) 1_555 1_565 D2 Ca3 2.478(15) 1_555 3_564 D2 D1 2.583(14) 1_555 3_564 D2 D1 2.583(14) 1_555 3_574 D2 D3 2.891(17) 1_555 3_574 D2 D3 2.891(17) 1_555 3_564 D3 Ca1 2.231(17) 1_555 3_564 D3 Ca3 2.276(9) 1_555 1_555 D3 Ca3 2.276(9) 1_555 1_565 D3 Ca2 2.334(17) 1_555 3_565 D3 D1 2.599(15) 1_555 3_574 D3 D1 2.599(15) 1_555 3_564 D3 D2 2.891(17) 1_555 3_565 D3 D2 2.891(17) 1_555 3_575 D3 D4 2.90(3) 1_555 3_565 D4 Si1 1.52(2) 1_555 1_555 D4 D4 2.36(3) 1_555 2_555 D4 D4 2.36(3) 1_555 2_545 D4 Ca3 2.55(3) 1_555 7_455 D4 Ca3 2.570(18) 1_555 3_554 D4 Ca3 2.570(18) 1_555 3_564 D4 D3 2.90(3) 1_555 3_564 D4 Si2 3.10(2) 1_555 2_546 D4 Si2 3.10(2) 1_555 2_556 D4 Si2 3.19(2) 1_555 1_554