data_global _chemical_name_mineral 'Iriginite' loop_ _publ_author_name 'Krivovichev S V' 'Burns P C' _journal_name_full 'The Canadian Mineralogist' _journal_volume 38 _journal_year 2000 _journal_page_first 847 _journal_page_last 851 _publ_section_title ; The crystal chemistry of uranyl molybdates. II. the crystal structure of iriginite ; _database_code_amcsd 0005691 _chemical_formula_sum 'U Mo2 O12 H6' _cell_length_a 6.705 _cell_length_b 12.731 _cell_length_c 11.524 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 983.704 _exptl_crystal_density_diffrn 4.240 _symmetry_space_group_name_H-M 'P b c m' loop_ _space_group_symop_operation_xyz 'x,y,z' 'x,1/2-y,1/2+z' '-x,1/2+y,1/2-z' '-x,1/2+y,z' 'x,1/2-y,-z' 'x,y,1/2-z' '-x,-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_U_iso_or_equiv U 0.70160 0.49398 0.25000 0.01570 Mo 0.16840 0.46925 0.09234 0.01840 O(1) 0.68800 0.35400 0.25000 0.03300 O(2) 0.70600 0.63300 0.25000 0.03400 O(3) 0.41500 0.49750 0.12660 0.02800 O(4) 0.14600 0.50980 -0.06440 0.01900 O(5) 0.05500 0.48000 0.25000 0.02800 Wat(6) 0.14000 0.65560 0.12120 0.02600 O(7) 0.16900 0.33690 0.08190 0.03200 Wat(8) 0.44800 0.75000 0.00000 0.05000 loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_22 _atom_site_aniso_U_33 _atom_site_aniso_U_12 _atom_site_aniso_U_13 _atom_site_aniso_U_23 U 0.01380 0.02470 0.00850 -0.00050 0.00000 0.00000 Mo 0.01380 0.03290 0.00850 0.00210 0.00050 -0.00030 O(1) 0.04300 0.02100 0.03500 -0.00200 0.00000 0.00000 O(2) 0.03900 0.01600 0.04700 0.00100 0.00000 0.00000 O(3) 0.01900 0.04900 0.01700 0.00000 0.00900 0.00200 O(4) 0.01700 0.02700 0.01300 0.00000 0.00700 0.00500 O(5) 0.02700 0.04600 0.01000 -0.00600 0.00000 0.00000 Wat(6) 0.04100 0.01600 0.02100 -0.00700 0.00100 0.00000 O(7) 0.04600 0.03100 0.01900 0.00800 0.00200 -0.00800 Wat(8) 0.02900 0.04100 0.08000 0.00000 0.00000 0.01500