data_global _chemical_name_mineral 'Petzite' loop_ _publ_author_name 'Frueh A J' _journal_name_full 'American Mineralogist' _journal_volume 44 _journal_year 1959 _journal_page_first 693 _journal_page_last 701 _publ_section_title ; The crystallography of petzite, Ag3AuTe2 ; _database_code_amcsd 0000087 _chemical_formula_sum 'Ag3 Au Te2' _cell_length_a 10.38 _cell_length_b 10.38 _cell_length_c 10.38 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 1118.387 _exptl_crystal_density_diffrn 9.215 _symmetry_space_group_name_H-M 'I 41 3 2' loop_ _space_group_symop_operation_xyz 'x,y,z' '1/2+x,1/2+y,1/2+z' '-z,1/2+x,1/2-y' '1/2-z,+x,-y' '-y,1/2+z,1/2-x' '1/2-y,+z,-x' '-x,1/2+y,1/2-z' '1/2-x,+y,-z' '3/4-x,1/4+z,3/4+y' '1/4-x,3/4+z,1/4+y' '3/4-z,1/4+y,3/4+x' '1/4-z,3/4+y,1/4+x' '3/4-y,1/4+x,3/4+z' '1/4-y,3/4+x,1/4+z' '1/4-x,1/4-z,1/4-y' '3/4-x,3/4-z,3/4-y' '1/4-z,1/4-y,1/4-x' '3/4-z,3/4-y,3/4-x' '1/4-y,1/4-x,1/4-z' '3/4-y,3/4-x,3/4-z' '1/2-z,-x,1/2+y' '-z,1/2-x,+y' '1/2-y,-z,1/2+x' '-y,1/2-z,+x' '1/2-x,-y,1/2+z' '-x,1/2-y,+z' '1/2+z,1/2-x,-y' '+z,-x,1/2-y' '1/2+y,1/2-z,-x' '+y,-z,1/2-x' '1/2+x,1/2-y,-z' '+x,-y,1/2-z' '3/4+x,3/4-z,1/4+y' '1/4+x,1/4-z,3/4+y' '3/4+z,3/4-y,1/4+x' '1/4+z,1/4-y,3/4+x' '3/4+y,3/4-x,1/4+z' '1/4+y,1/4-x,3/4+z' '1/4+x,3/4+z,3/4-y' '3/4+x,1/4+z,1/4-y' '1/4+z,3/4+y,3/4-x' '3/4+z,1/4+y,1/4-x' '1/4+y,3/4+x,3/4-z' '3/4+y,1/4+x,1/4-z' 'z,x,y' '1/2+z,1/2+x,1/2+y' 'y,z,x' '1/2+y,1/2+z,1/2+x' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z Ag 0.36500 0.00000 0.25000 Au 0.12500 0.12500 0.12500 Te 0.26600 0.26600 0.26600