data_global _chemical_name_mineral 'Srilankite' loop_ _publ_author_name 'Troitzsch U' 'Christy A G' 'Ellis D J' _journal_name_full 'Physics and Chemistry of Minerals' _journal_volume 32 _journal_year 2005 _journal_page_first 504 _journal_page_last 514 _publ_section_title ; The crystal structure of disordered (Zr,Ti)O2 solid solution Sample: XTi = 0.500 ; _database_code_amcsd 0008985 _chemical_formula_sum '(Zr.5 Ti.5) O2' _cell_length_a 4.8069 _cell_length_b 5.4785 _cell_length_c 5.0339 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 132.566 _exptl_crystal_density_diffrn 5.088 _symmetry_space_group_name_H-M 'P b c n' loop_ _space_group_symop_operation_xyz 'x,y,z' 'x,-y,1/2+z' '-x,y,1/2-z' '1/2-x,1/2+y,z' '1/2+x,1/2-y,-z' '1/2+x,1/2+y,1/2-z' '1/2-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 _atom_site_occupancy ZrM 0.00000 0.19920 0.25000 0.50000 TiM 0.00000 0.19920 0.25000 0.50000 O 0.27100 0.39800 0.43200 1.00000