data_global _chemical_name_mineral 'Yeelimite' loop_ _publ_author_name 'Saalfeld H' 'Depmeier W' _journal_name_full 'Kristall und Technik' _journal_volume 7 _journal_year 1972 _journal_page_first 229 _journal_page_last 233 _publ_section_title ; Silicon-free compounds with sodalite structure Note: Very short S-O bondlength of 1.26 angstroms ; _database_code_amcsd 0014178 _chemical_compound_source 'Synthetic' _chemical_formula_sum 'Ca4 Al6 S O16' _cell_length_a 9.205 _cell_length_b 9.205 _cell_length_c 9.205 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 779.958 _exptl_crystal_density_diffrn 2.598 _symmetry_space_group_name_H-M 'I -4 3 m' loop_ _space_group_symop_operation_xyz 'x,y,z' '1/2+x,1/2+y,1/2+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' '-x,y,-z' '1/2-x,1/2+y,1/2-z' 'x,-z,-y' '1/2+x,1/2-z,1/2-y' 'z,-y,-x' '1/2+z,1/2-y,1/2-x' 'y,-x,-z' '1/2+y,1/2-x,1/2-z' 'x,z,y' '1/2+x,1/2+z,1/2+y' 'z,y,x' '1/2+z,1/2+y,1/2+x' 'y,x,z' '1/2+y,1/2+x,1/2+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' '-x,-y,z' '1/2-x,1/2-y,1/2+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' 'x,-y,-z' '1/2+x,1/2-y,1/2-z' '-x,z,-y' '1/2-x,1/2+z,1/2-y' '-z,y,-x' '1/2-z,1/2+y,1/2-x' '-y,x,-z' '1/2-y,1/2+x,1/2-z' '-x,-z,y' '1/2-x,1/2-z,1/2+y' '-z,-y,x' '1/2-z,1/2-y,1/2+x' '-y,-x,z' '1/2-y,1/2-x,1/2+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 _atom_site_occupancy Ca1 0.17000 0.17000 0.17000 0.50000 Ca2 0.24100 0.24100 0.24100 0.50000 Al 0.25000 0.50000 0.00000 1.00000 S 0.00000 0.00000 0.00000 1.00000 O1 0.16300 0.16300 0.44400 1.00000 O2 -0.07900 -0.07900 -0.07900 1.00000