data_global _chemical_name_mineral 'Kyanite' loop_ _publ_author_name 'Naray-Szabo S' 'Taylor W' 'Jackson W' _journal_name_full 'Zeitschrift fur Kristallographie' _journal_volume 71 _journal_year 1929 _journal_page_first 117 _journal_page_last 130 _publ_section_title ; The Structure of Cyanite _cod_database_code 1010987 ; _database_code_amcsd 0017903 _chemical_formula_sum 'O5 Si Al2' _cell_length_a 7.09 _cell_length_b 7.72 _cell_length_c 5.56 _cell_angle_alpha 90.09 _cell_angle_beta 101.03 _cell_angle_gamma 105.74 _cell_volume 287.042 _exptl_crystal_density_diffrn 3.750 _symmetry_space_group_name_H-M 'P -1' loop_ _space_group_symop_operation_xyz 'x,y,z' '-x,-y,-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z O1 0.38000 0.34000 0.35000 O2 0.38000 -0.16000 0.35000 O3 0.22000 0.07000 -0.45000 O4 0.22000 -0.47000 -0.45000 O5 0.38000 0.34000 -0.15000 O6 0.38000 -0.16000 -0.15000 O7 0.22000 0.07000 0.05000 O8 0.22000 -0.47000 0.05000 O9 0.00000 0.25000 0.25000 O10 0.00000 0.25000 -0.25000 Si1 0.20000 0.42000 -0.20000 Si2 0.20000 0.18000 0.30000 Al1 0.19000 -0.21000 0.05000 Al2 0.19000 -0.21000 0.45000 Al3 0.39000 0.09000 -0.17000 Al4 0.39000 -0.41000 0.33000