#------------------------------------------------------------------------------ #$Date: 2015-01-27 19:58:39 +0000 (Tue, 27 Jan 2015) $ #$Revision: 130149 $ #$URL: svn://www.crystallography.net/cod/cif/1/00/14/1001415.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_1001415 loop_ _publ_author_name 'Labbe, P' 'Ledesert, M' 'Raveau, B' 'Rebbah, A' _publ_section_title 'Crystal structure of Hg~4~ As~2~ I~3~' _journal_coden_ASTM ZEKRDZ _journal_name_full ; Zeitschrift fuer Kristallographie (149,1979-) ; _journal_page_first 117 _journal_page_last 123 _journal_paper_doi 10.1524/zkri.1989.187.1-2.117 _journal_volume 187 _journal_year 1989 _chemical_formula_structural 'Hg4 As2 I3' _chemical_formula_sum 'As2 Hg4 I3' _chemical_name_systematic 'Mercury arsenide iodide (4/2/3)' _space_group_IT_number 205 _symmetry_cell_setting cubic _symmetry_Int_Tables_number 205 _symmetry_space_group_name_Hall '-P 2ac 2ab 3' _symmetry_space_group_name_H-M 'P a -3' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_formula_units_Z 8 _cell_length_a 12.999(3) _cell_length_b 12.999(3) _cell_length_c 12.999(3) _cell_volume 2196.5 _refine_ls_R_factor_all 0.03 _cod_database_code 1001415 loop_ _symmetry_equiv_pos_as_xyz x,y,z 1/2+x,1/2-y,-z -x,1/2+y,1/2-z 1/2-x,-y,1/2+z y,z,x 1/2-y,-z,1/2+x 1/2+y,1/2-z,-x -y,1/2+z,1/2-x z,x,y -z,1/2+x,1/2-y 1/2-z,-x,1/2+y 1/2+z,1/2-x,-y -x,-y,-z 1/2-x,1/2+y,z x,1/2-y,1/2+z 1/2+x,y,1/2-z -y,-z,-x 1/2+y,z,1/2-x 1/2-y,1/2+z,x y,1/2-z,1/2+x -z,-x,-y z,1/2-x,1/2+y 1/2+z,x,1/2-y 1/2-z,1/2+x,y 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 Hg1 0.0415(4) -0.0093(3) -0.0093(3) 0.0415(4) -0.0093(3) 0.0415(4) Hg2 0.0355(4) -0.0006(3) 0.0076(3) 0.0344(4) 0.0115(3) 0.0231(4) As1 0.0161(5) 0.0046(6) 0.0046(6) 0.0161(5) 0.0046(6) 0.0161(5) As2 0.0139(4) 0.0004(5) 0.0004(5) 0.0139(4) 0.0004(5) 0.0139(4) I1 0.0161(4) -0.0004(3) -0.0012(4) 0.0174(4) 0.0008(4) 0.0266(5) 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 Hg1 Hg0 8 c 0.22092(7) 0.22092(7) 0.22092(7) 1. 0 d Hg2 Hg0 24 d 0.04322(7) 0.01333(7) 0.26386(6) 1. 0 d As1 As0 8 c 0.10819(14) 0.10819(14) 0.10819(14) 1. 0 d As2 As0 8 c 0.44637(12) 0.44637(12) 0.44637(12) 1. 0 d I1 I0 24 d 0.18518(8) 0.43990(8) 0.25788(9) 1. 0 d loop_ _atom_type_symbol _atom_type_oxidation_number Hg0 0.000 As0 0.000 I0 0.000