#------------------------------------------------------------------------------ #$Date: 2015-01-27 19:58:39 +0000 (Tue, 27 Jan 2015) $ #$Revision: 130149 $ #$URL: svn://www.crystallography.net/cod/cif/1/00/02/1000296.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_1000296 loop_ _publ_author_name 'Courbion, G' 'Ferey, G' 'Holler, H' 'Babel, D' _publ_section_title ; On trigonal weberites: Structure refinement of Na~2~MnCrF~7~ and Na~2~MnGaF~7~ ; _journal_coden_ASTM EJSCE5 _journal_name_full ; European Journal of Solid State Inorganic Chemistry ; _journal_page_first 435 _journal_page_last 447 _journal_volume 25 _journal_year 1988 _chemical_formula_structural 'Na2 Mn Ga F7' _chemical_formula_sum 'F7 Ga Mn Na2' _chemical_name_systematic 'Disodium manganese gallium fluoride' _space_group_IT_number 152 _symmetry_cell_setting trigonal _symmetry_Int_Tables_number 152 _symmetry_space_group_name_Hall 'P 31 2"' _symmetry_space_group_name_H-M 'P 31 2 1' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 120 _cell_formula_units_Z 6 _cell_length_a 7.401(1) _cell_length_b 7.401(1) _cell_length_c 18.091(2) _cell_volume 858.2 _refine_ls_R_factor_all 0.044 _cod_database_code 1000296 loop_ _symmetry_equiv_pos_as_xyz x,y,z -y,x-y,1/3+z y-x,-x,2/3+z y,x,-z -x,y-x,1/3-z x-y,-y,2/3-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 Na1 0.0414(12) 0.0233(12) 0.0027(9) 0.0317(14) -0.0077(9) 0.0396(10) Na2 0.0689(21) 0.0466(18) 0.0063(14) 0.0932(36) 0.0127(27) 0.0716(28) Na3 0.0704(22) 0.0568(19) 0.0195(11) 0.1136(37) 0.0389(23) 0.0384(18) Mn1 0.0091(2) 0.0041(2) -0.0004(2) 0.0088(2) -0.0004(2) 0.0126(1) Ga1 0.0203(2) 0.0068(1) 0.0004(1) 0.0135(3) 0.0008(2) 0.0085(1) Ga2 0.0111(2) 0.0042(1) 0.0010(1) 0.0085(2) 0.0019(2) 0.0184(2) F1 0.0342(14) 0.0134(18) -0.0169(11) 0.0497(22) -0.0071(18) 0.0270(14) F2 0.0539(23) 0.0277(18) 0.0020(18) 0.0347(13) 0.0107(10) 0.0276(13) F3 0.0536(26) 0.0273(20) 0.0110(19) 0.0391(15) 0.0150(12) 0.0317(15) F4 0.0196(14) 0.0200(13) -0.0054(12) 0.0347(15) 0.0200(13) 0.0447(16) F5 0.027(1) 0.0188(11) -0.0101(8) 0.0344(14) -0.0122(12) 0.0267(11) F6 0.0190(13) 0.0166(11) -0.0011(12) 0.0316(13) -0.0040(11) 0.0399(15) F7 0.0195(12) 0.0162(11) 0.0018(11) 0.0345(12) 0.0057(10) 0.0382(13) 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 Na1 Na1+ 6 c 0.5011(6) 0.8743(4) 0.6686(1) 1. 0 d Na2 Na1+ 3 a 0.8500(9) 0. 0.3333 1. 0 d Na3 Na1+ 3 b 0.8510(8) 0. 0.8333 1. 0 d Mn1 Mn2+ 6 c 0.4961(2) 0.8372(2) 0.1708 1. 0 d Ga1 Ga3+ 3 a 0.3159(1) 0. 0.3333 1. 0 d Ga2 Ga3+ 3 b 0.3387(1) 0. 0.8333 1. 0 d F1 F1- 6 c 0.7668(5) 0.2013(8) 0.6038(2) 1. 0 d F2 F1- 6 c 0.7934(8) 0.9340(5) 0.9474(2) 1. 0 d F3 F1- 6 c 0.5643(8) 0.4287(5) 0.0526(2) 1. 0 d F4 F1- 6 c 0.8089(4) 0.4292(4) 0.1908(2) 1. 0 d F5 F1- 6 c 0.0757(4) 0.3791(5) 0.2676(1) 1. 0 d F6 F1- 6 c 0.1918(4) 0.2483(4) 0.1429(2) 1. 0 d F7 F1- 6 c 0.0482(4) 0.4266(4) 0.8767(1) 1. 0 d loop_ _atom_type_symbol _atom_type_oxidation_number Na1+ 1.000 Mn2+ 2.000 Ga3+ 3.000 F1- -1.000