data_global _amcsd_formula_title 'Cr3 Si' loop_ _publ_author_name 'Boren B' _journal_name_full 'Arkiv for Kemi, Mineralogi och Geologi' _journal_volume A11 _journal_year 1933 _journal_page_first 1 _journal_page_last 28 _publ_section_title ; Roentgenuntersuchung der Legierungen von Silicium mit Chrom, Mangan, Kobalt und Nickel _cod_database_code 1010032 ; _database_code_amcsd 0016968 _chemical_formula_sum 'Si Cr3' _cell_length_a 4.555 _cell_length_b 4.555 _cell_length_c 4.555 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 94.507 _exptl_crystal_density_diffrn 6.469 _symmetry_space_group_name_H-M 'P m 3 n' loop_ _space_group_symop_operation_xyz 'x,y,z' 'z,-x,y' '-y,z,-x' 'x,-y,z' '-z,x,-y' 'y,-z,x' '-x,y,-z' '1/2+x,1/2-z,1/2-y' '1/2-z,1/2+y,1/2+x' '1/2+y,1/2-x,1/2-z' '1/2-x,1/2+z,1/2+y' '1/2+z,1/2-y,1/2-x' '1/2-y,1/2+x,1/2+z' '1/2+x,1/2+z,1/2+y' '1/2-z,1/2-y,1/2-x' '1/2+y,1/2+x,1/2+z' '1/2-x,1/2-z,1/2-y' '1/2+z,1/2+y,1/2+x' '1/2-y,1/2-x,1/2-z' 'z,x,-y' '-y,-z,x' 'x,y,-z' '-z,-x,y' 'y,z,-x' '-x,-y,z' '-z,x,y' 'y,-z,-x' '-x,y,z' 'z,-x,-y' '-y,z,x' 'x,-y,-z' '1/2-x,1/2+z,1/2-y' '1/2+z,1/2-y,1/2+x' '1/2-y,1/2+x,1/2-z' '1/2+x,1/2-z,1/2+y' '1/2-z,1/2+y,1/2-x' '1/2+y,1/2-x,1/2+z' '1/2-x,1/2-z,1/2+y' '1/2+z,1/2+y,1/2-x' '1/2-y,1/2-x,1/2+z' '1/2+x,1/2+z,1/2-y' '1/2-z,1/2-y,1/2+x' '1/2+y,1/2+x,1/2-z' '-z,-x,-y' 'y,z,x' '-x,-y,-z' 'z,x,y' '-y,-z,-x' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z Si1 0.00000 0.00000 0.00000 Cr1 0.00000 0.50000 0.25000