data_global _chemical_name_mineral 'Denningite' loop_ _publ_author_name 'Walitzi E M' _journal_name_full 'Naturwissenschaften' _journal_volume 51 _journal_year 1964 _journal_page_first 334 _journal_page_last 335 _publ_section_title ; Die kristallstruktur von denningit, (Mn,Ca,Zn)Te2O5 ; _database_code_amcsd 0014692 _chemical_formula_sum '(Mn.56 Ca.3 Zn.12 Mg.02) Te2 O5' _cell_length_a 8.82 _cell_length_b 8.82 _cell_length_c 13.04 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 1014.413 _exptl_crystal_density_diffrn 5.059 _symmetry_space_group_name_H-M 'P 42/n b c' loop_ _space_group_symop_operation_xyz 'x,y,z' '-y,-x,1/2+z' 'y,x,1/2-z' '1/2+y,-x,1/2-z' '1/2-y,x,1/2+z' '1/2+x,-y,z' '1/2-x,y,-z' '1/2+x,1/2+y,-z' '1/2-x,1/2-y,z' '1/2+y,1/2+x,1/2+z' '1/2-y,1/2-x,1/2-z' '-y,1/2+x,1/2-z' 'y,1/2-x,1/2+z' '-x,1/2+y,z' 'x,1/2-y,-z' '-x,-y,-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy MnM1 0.25000 0.25000 0.00000 0.56000 CaM1 0.25000 0.25000 0.00000 0.30000 ZnM1 0.25000 0.25000 0.00000 0.12000 MgM1 0.25000 0.25000 0.00000 0.02000 MnM2 0.25000 0.25000 0.25000 0.56000 CaM2 0.25000 0.25000 0.25000 0.30000 ZnM2 0.25000 0.25000 0.25000 0.12000 MgM2 0.25000 0.25000 0.25000 0.02000 Te 0.03800 0.56500 0.38200 1.00000 O1 0.16300 0.10200 0.35500 1.00000 O2 0.01500 0.37600 0.44500 1.00000 O3 0.55800 0.55800 0.25000 1.00000