#------------------------------------------------------------------------------ #$Date: 2018-07-07 04:59:37 +0300 (Sat, 07 Jul 2018) $ #$Revision: 208902 $ #$URL: file:///home/coder/svn-repositories/cod/cif/1/00/03/1000331.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_1000331 loop_ _publ_author_name 'Mercier, N' 'Leblanc, M' _publ_section_title ; Synthesis and crystal structure of fluorocarbonates Ba~2~M(CO~3~)~2~F~3~ (M=Y,Gd) ; _journal_coden_ASTM EJSCE5 _journal_name_full ; European Journal of Solid State Inorganic Chemistry ; _journal_page_first 727 _journal_page_last 735 _journal_volume 28 _journal_year 1991 _chemical_formula_structural 'Ba2 Gd (C O3)2 F3' _chemical_formula_sum 'C2 Ba2 F3 Gd O6' _chemical_name_systematic 'Dibarium gadolinium dicarbonate trifluoride' _space_group_IT_number 60 _symmetry_cell_setting orthorhombic _symmetry_Int_Tables_number 60 _symmetry_space_group_name_Hall '-P 2n 2ab' _symmetry_space_group_name_H-M 'P b c n' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_formula_units_Z 4 _cell_length_a 9.513(1) _cell_length_b 6.978(1) _cell_length_c 11.864(4) _cell_volume 787.6 _refine_ls_R_factor_all 0.025 _cod_depositor_comments ; Correcting the summary chemical formula by changing it from 'Ba2 F3 Gd O6' to 'C2 Ba2 F3 Gd O6'. Antanas Vaitkus, 2018-07-07 ; _cod_database_code 1000331 loop_ _symmetry_equiv_pos_as_xyz x,y,z 1/2-x,1/2-y,1/2+z 1/2+x,1/2-y,-z -x,y,1/2-z -x,-y,-z 1/2+x,1/2+y,1/2-z 1/2-x,1/2+y,z x,-y,1/2+z loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_12 _atom_site_aniso_U_13 _atom_site_aniso_U_22 _atom_site_aniso_U_23 _atom_site_aniso_U_33 Ba1 0.0095(1) -0.0001(1) 0.0002(1) 0.0091(1) .0000(1) 0.0083(1) Gd1 0.0062(3) 0. 0.0003(1) 0.0082(1) 0. 0.0072(1) F1 0.0116(11) -0.0017(9) -0.0002(10) 0.0118(11) .0000(9) 0.0126(11) F2 0.0183(18) 0. 0.0071(17) 0.0104(16) 0. 0.0174(18) O1 0.0136(13) 0.0026(12) 0.0006(11) 0.0167(14) 0.0001(11) 0.0075(12) O2 0.0099(12) 0.0006(10) 0.0041(11) 0.0137(13) -0.0003(11) 0.0116(13) O3 0.0123(13) 0.0062(12) 0.0005(12) 0.0177(15) 0.0041(13) 0.0163(14) 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 Ba1 Ba2+ 8 d 0.6200(1) 0.2394(1) 0.4285(1) 1. 0 d Gd1 Gd3+ 4 c 0. 0.2738(2) 0.25 1. 0 d F1 F1- 8 d 0.5958(3) 0.8509(4) 0.4238(2) 1. 0 d F2 F1- 4 c 0. 0.6067(6) 0.25 1. 0 d O1 O2- 8 d 0.1888(4) 0.0395(5) 0.2198(3) 1. 0 d O2 O2- 8 d 0.0895(3) 0.0205(5) 0.3875(3) 1. 0 d O3 O2- 8 d 0.2984(4) 0.8803(5) 0.3591(3) 1. 0 d C1 C4+ 8 d 0.1946(4) 0.9779(6) 0.3225(4) 1. 0 d loop_ _atom_type_symbol _atom_type_oxidation_number Ba2+ 2.000 Gd3+ 3.000 F1- -1.000 O2- -2.000 C4+ 4.000