data_global _amcsd_formula_title 'ICl' loop_ _publ_author_name 'Wyckoff R W G' _journal_name_full 'Crystal Structures' _journal_volume 1 _journal_year 1963 _journal_page_first 85 _journal_page_last 237 _publ_section_title ; Second edition. Interscience Publishers, New York, New York Iodine monochloride ; _database_code_amcsd 0011670 _chemical_formula_sum 'I Cl' _cell_length_a 12.60 _cell_length_b 4.38 _cell_length_c 11.90 _cell_angle_alpha 90 _cell_angle_beta 119.50 _cell_angle_gamma 90 _cell_volume 571.595 _exptl_crystal_density_diffrn 3.773 _symmetry_space_group_name_H-M 'P 1 21/c 1' loop_ _space_group_symop_operation_xyz 'x,y,z' 'x,1/2-y,1/2+z' '-x,1/2+y,1/2-z' '-x,-y,-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z I1 0.17900 0.36600 0.58800 I2 0.29700 0.63200 0.43600 Cl1 0.08400 0.15200 0.70600 Cl2 0.46200 0.85800 0.62000