data_global _chemical_name_mineral 'Agricolaite' loop_ _publ_author_name 'Han J C' 'Rong S B' 'Chen Q M' 'Wu X R' _journal_name_full 'Chinese Journal of Chemistry' _journal_volume 4 _journal_year 1990 _journal_page_first 313 _journal_page_last 318 _publ_section_title ; The determination of the crystal structure of tetrapotassium uranyl tricarbonate by powder X-ray diffraction method ; _database_code_amcsd 0012225 _chemical_compound_source 'Synthetic' _chemical_formula_sum 'K4 U C3 O11' _cell_length_a 10.240 _cell_length_b 9.198 _cell_length_c 12.222 _cell_angle_alpha 90 _cell_angle_beta 95.12 _cell_angle_gamma 90 _cell_volume 1146.567 _exptl_crystal_density_diffrn 3.513 _symmetry_space_group_name_H-M 'C 1 2/c 1' loop_ _space_group_symop_operation_xyz 'x,y,z' '1/2+x,1/2+y,z' 'x,-y,1/2+z' '1/2+x,1/2-y,1/2+z' '-x,y,1/2-z' '1/2-x,1/2+y,1/2-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 _atom_site_U_iso_or_equiv K1 0.61440 0.18300 0.05520 0.01697 K2 0.18880 0.16260 0.85000 0.01710 U 0.00000 0.19404 0.25000 0.01292 C1 0.00000 0.51820 0.25000 0.01140 C2 0.89030 0.96750 0.92880 0.01773 O1 0.00000 0.65240 0.25000 0.01748 O2 0.46840 0.05740 0.83970 0.01773 O3 0.89360 0.82250 0.92730 0.01773 O4 0.04770 0.03930 0.64660 0.01672 O5 0.83320 0.96610 0.49660 0.01545 O6 0.65610 0.69740 0.32430 0.01608