#------------------------------------------------------------------------------ #$Date: 2015-01-27 21:58:39 +0200 (Tue, 27 Jan 2015) $ #$Revision: 130149 $ #$URL: file:///home/coder/svn-repositories/cod/cif/1/00/15/1001560.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_1001560 loop_ _publ_author_name 'Goreaud, M' _publ_section_title ; Structures comparees de (NH~4~)~2~AsCr~3~O~12~(OH) et Cs~2~AsCr~3~O~12~(OH): tendance a la formation d'une charpente tridimensionelle par association d'heteropolyanions ; _journal_coden_ASTM JSSCBI _journal_name_full 'Journal of Solid State Chemistry' _journal_page_first 236 _journal_page_last 241 _journal_paper_doi 10.1006/jssc.1993.1027 _journal_volume 102 _journal_year 1993 _chemical_formula_structural 'Cs2 (As Cr3 O12 (O H))' _chemical_formula_sum 'As Cr3 Cs2 H O13' _chemical_name_systematic 'Dicaesium tecto-hydroxotrichromatoarsenate' _space_group_IT_number 14 _symmetry_cell_setting monoclinic _symmetry_Int_Tables_number 14 _symmetry_space_group_name_Hall '-P 2ybc' _symmetry_space_group_name_H-M 'P 1 21/c 1' _cell_angle_alpha 90 _cell_angle_beta 94.006(8) _cell_angle_gamma 90 _cell_formula_units_Z 4 _cell_length_a 10.544(1) _cell_length_b 8.098(2) _cell_length_c 15.362(1) _cell_volume 1308.5 _refine_ls_R_factor_all 0.054 _[local]_cod_chemical_formula_sum_orig 'H As Cr3 Cs2 O13' _cod_database_code 1001560 loop_ _symmetry_equiv_pos_as_xyz x,y,z -x,1/2+y,1/2-z -x,-y,-z x,1/2-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 Cs1 0.033(1) -0.001(1) 0.0068(8) 0.0193(9) -0.003(1) 0.0264(9) Cs2 0.034(1) -0.001(1) 0.0057(8) 0.0219(9) 0.002(1) 0.0242(9) As1 0.018(1) 0.001(2) 0.007(1) 0.010(1) 0.002(2) 0.017(1) Cr1 0.026(2) 0.001(3) 0.009(2) 0.019(2) 0.001(3) 0.018(2) Cr2 0.023(2) 0.001(3) 0.012(2) 0.019(3) -0.001(3) 0.026(3) Cr3 0.026(2) 0.003(3) 0.006(2) 0.013(2) 0.001(3) 0.021(2) 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 Cs1 Cs1+ 4 e 0.3326(2) 0.1360(3) 0.0943(1) 1. 0 d Cs2 Cs1+ 4 e 0.0417(2) 0.1282(4) 0.3717(1) 1. 0 d As1 As5+ 4 e 0.7253(3) 0.2466(5) 0.2235(2) 1. 0 d Cr1 Cr6+ 4 e 0.6542(5) 0.1335(9) 0.4223(3) 1. 0 d Cr2 Cr6+ 4 e 0.9634(5) 0.1355(9) 0.1116(3) 1. 0 d Cr3 Cr6+ 4 e 0.3359(5) 0.3738(9) 0.3114(3) 1. 0 d O1 O2- 4 e 0.676(2) 0.441(3) 0.191(2) 1. 1 d O2 O2- 4 e 0.736(2) 0.234(3) 0.332(1) 1. 0 d O3 O2- 4 e 0.875(2) 0.238(4) 0.200(1) 1. 0 d O4 O2- 4 e 0.632(2) 0.101(3) 0.170(1) 1. 0 d O5 O2- 4 e 0.591(2) 0.279(4) 0.478(2) 1. 0 d O6 O2- 4 e 0.551(2) -0.001(3) 0.384(2) 1. 0 d O7 O2- 4 e 0.766(3) 0.045(4) 0.480(2) 1. 0 d O8 O2- 4 e 0.044(2) 0.278(3) 0.065(2) 1. 0 d O9 O2- 4 e 0.062(2) 0.010(4) 0.161(2) 1. 0 d O10 O2- 4 e 0.867(3) 0.045(4) 0.045(2) 1. 0 d O11 O2- 4 e 0.461(2) 0.294(3) 0.273(2) 1. 0 d O12 O2- 4 e 0.213(2) 0.351(3) 0.245(2) 1. 0 d O13 O2- 4 e 0.313(2) 0.290(3) 0.403(2) 1. 0 d H1 H1+ 4 e -1. -1. -1. 1. 0 dum loop_ _atom_type_symbol _atom_type_oxidation_number Cs1+ 1.000 As5+ 5.000 Cr6+ 6.000 O2- -2.000 H1+ 1.000