#------------------------------------------------------------------------------ #$Date: 2014-07-11 19:04:56 +0300 (Fri, 11 Jul 2014) $ #$Revision: 120072 $ #$URL: file:///home/coder/svn-repositories/cod/cif/2/10/53/2105334.cif $ #------------------------------------------------------------------------------ # # This file is available in the Crystallography Open Database (COD), # http://www.crystallography.net/. The original data for this entry # were provided by IUCr Journals, http://journals.iucr.org/. # # The file may be used within the scientific community so long as # proper attribution is given to the journal article from which the # data were obtained. # data_2105334 loop_ _publ_author_name 'Kitano, Y.' 'Komura, Y.' _publ_section_title ; Long-period stacking variants and their electron-concentration dependence in the Mg-base friauf-laves phases ; _journal_name_full 'Acta Crystallographica B (24,1968-38,1982)' _journal_page_first 2496 _journal_page_last 2501 _journal_volume 33 _journal_year 1977 _chemical_formula_sum 'Ag0.2 Mg Zn1.8' _chemical_name_systematic 'Magnesium silver zinc (1/0.2/1.8)' _space_group_IT_number 166 _symmetry_space_group_name_Hall '-R 3 2"' _symmetry_space_group_name_H-M 'R -3 m :H' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 120 _cell_formula_units_Z 42 _cell_length_a 5.21 _cell_length_b 5.21 _cell_length_c 90.3 _cell_volume 2122.725 _citation_journal_id_ASTM ACBCAR _[local]_cod_data_source_file silver0-1_28.cif _[local]_cod_data_source_block Ag0.2Mg1Zn1.8 _[local]_cod_chemical_formula_sum_orig 'Ag0.2 Mg1 Zn1.8' _cod_original_cell_volume 2122.726 _cod_database_code 2105334 loop_ _symmetry_equiv_pos_as_xyz x,y,z -y,x-y,z -x+y,-x,z y,x,-z -x,-x+y,-z x-y,-y,-z -x,-y,-z y,-x+y,-z x-y,x,-z -y,-x,z x,x-y,z -x+y,y,z x+2/3,y+1/3,z+1/3 -y+2/3,x-y+1/3,z+1/3 -x+y+2/3,-x+1/3,z+1/3 y+2/3,x+1/3,-z+1/3 -x+2/3,-x+y+1/3,-z+1/3 x-y+2/3,-y+1/3,-z+1/3 -x+2/3,-y+1/3,-z+1/3 y+2/3,-x+y+1/3,-z+1/3 x-y+2/3,x+1/3,-z+1/3 -y+2/3,-x+1/3,z+1/3 x+2/3,x-y+1/3,z+1/3 -x+y+2/3,y+1/3,z+1/3 x+1/3,y+2/3,z+2/3 -y+1/3,x-y+2/3,z+2/3 -x+y+1/3,-x+2/3,z+2/3 y+1/3,x+2/3,-z+2/3 -x+1/3,-x+y+2/3,-z+2/3 x-y+1/3,-y+2/3,-z+2/3 -x+1/3,-y+2/3,-z+2/3 y+1/3,-x+y+2/3,-z+2/3 x-y+1/3,x+2/3,-z+2/3 -y+1/3,-x+2/3,z+2/3 x+1/3,x-y+2/3,z+2/3 -x+y+1/3,y+2/3,z+2/3 loop_ _atom_site_label _atom_site_type_symbol _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy Ag7 Ag 0.5 0.5 0.1905 0.1 Ag8 Ag 0.5 0.5 0.381 0.1 Ag3 Ag 0 0 0.3095 0.1 Zn7 Zn 0.5 0.5 0.1905 0.9 Zn8 Zn 0.5 0.5 0.381 0.9 Mg4 Mg 0 0 0.17262 1 Ag1 Ag 0 0 0.5 0.1 Ag4 Ag 0 0 0.4524 0.1 Mg1 Mg 0 0 0.01786 1 Mg2 Mg 0 0 0.07738 1 Ag5 Ag 0.5 0 0 0.1 Zn6 Zn 0.5 0.5 0.0952 0.9 Ag2 Ag 0 0 0.2619 0.1 Mg6 Mg 0 0 0.3631 1 Zn4 Zn 0 0 0.4524 0.9 Mg7 Mg 0 0 0.39881 1 Zn5 Zn 0.5 0 0 0.9 Zn1 Zn 0 0 0.5 0.9 Zn3 Zn 0 0 0.3095 0.9 Zn2 Zn 0 0 0.2619 0.9 Mg3 Mg 0 0 0.1131 1 Ag6 Ag 0.5 0.5 0.0952 0.1 Mg5 Mg 0 0 0.20833 1 _journal_paper_doi 10.1107/S0567740877008784