data_global _amcsd_formula_title 'AlOCl' loop_ _publ_author_name 'Wyckoff R W G' _journal_name_full 'Crystal Structures' _journal_volume 1 _journal_year 1963 _journal_page_first 296 _journal_page_last 298 _publ_section_title ; Second edition. Interscience Publishers, New York, New York ; _database_code_amcsd 0011873 _chemical_formula_sum 'Al O Cl' _cell_length_a 3.62 _cell_length_b 3.61 _cell_length_c 7.67 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 100.233 _exptl_crystal_density_diffrn 2.599 _symmetry_space_group_name_H-M 'P m m n' loop_ _space_group_symop_operation_xyz 'x,y,z' 'x,-y,z' '1/2-x,1/2+y,-z' '-x,y,z' '1/2+x,1/2-y,-z' '1/2+x,1/2+y,-z' '-x,-y,z' '1/2-x,1/2-y,-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z Al 0.00000 0.50000 0.07000 O 0.00000 0.00000 -0.06000 Cl 0.00000 0.00000 0.30000