data_global _chemical_name_mineral 'Minguzzite' loop_ _publ_author_name 'Herpin P' _journal_name_full 'Bulletin de la Societe Francaise de Mineralogie et de Cristallographie' _journal_volume 81 _journal_year 1958 _journal_page_first 245 _journal_page_last 256 _publ_section_title ; Structure cristalline des trioxalates complexes de potassium II. Structure du ferrotrioxalate de potassium racemique et comparaison avec les trioxalates complexes actifs Note: C3'(y) changed to 0.259, but still unable to reproduce reported bond distances ; _database_code_amcsd 0012109 _chemical_compound_source 'Synthetic' _chemical_formula_sum 'Fe K3 O15 C6 H6' _cell_length_a 7.66 _cell_length_b 19.87 _cell_length_c 10.27 _cell_angle_alpha 90 _cell_angle_beta 105.1 _cell_angle_gamma 90 _cell_volume 1509.166 _exptl_crystal_density_diffrn 2.162 _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 Fe 0.25000 0.13200 0.25000 K1 -0.01500 0.07800 0.66600 K1* 0.51000 0.07900 0.83800 K2 0.75000 0.08300 0.25200 O1 0.16100 0.06600 0.36800 O2 0.49000 0.12500 0.39200 O3 0.22000 0.03500 0.58200 O4 0.55500 0.08000 0.60000 O5 0.13200 0.21300 0.31800 O6 0.18000 0.31400 0.31500 O1* 0.33000 0.06000 0.13800 O2* 0.02200 0.12200 0.10300 O3* 0.26000 0.03000 0.92500 O4* -0.06800 0.07200 0.89800 O5* 0.37000 0.20800 0.17800 O6* 0.41000 0.30800 0.16400 C1 0.25300 0.06800 0.48500 C2 0.43500 0.09800 0.49800 C3 0.20500 0.26100 0.28800 C1* 0.24500 0.05600 0.01500 C2* 0.05000 0.08800 0.00300 C3* 0.33800 0.25900 0.21000 Wat1 0.60000 0.18400 0.04800 Wat1* -0.07000 0.17500 0.46000 Wat2 0.24800 -0.00900 0.25400