data_global _amcsd_formula_title 'Sr[(UO2)(AsO4)]2(H2O)11' loop_ _publ_author_name 'Locock A J' 'Burns P C' 'Flynn T M' _journal_name_full 'The Canadian Mineralogist' _journal_volume 43 _journal_year 2005 _journal_page_first 721 _journal_page_last 733 _publ_section_title ; Structures of strontium- and barium-dominant compounds that contain the autunite-type sheet Sample: SrUAs11 ; _database_code_amcsd 0006008 _chemical_formula_sum 'U2 As2 Sr.84 O23 H22' _cell_length_a 14.3778 _cell_length_b 20.9611 _cell_length_c 7.1703 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 2160.946 _exptl_crystal_density_diffrn 3.349 _symmetry_space_group_name_H-M 'P n m a' loop_ _space_group_symop_operation_xyz 'x,y,z' 'x,1/2-y,z' '-x,1/2+y,-z' '1/2-x,1/2+y,1/2+z' '1/2+x,1/2-y,1/2-z' '1/2+x,y,1/2-z' '1/2-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_occupancy _atom_site_U_iso_or_equiv U 0.12510 0.54510 0.74850 1.00000 0.01400 As 0.12510 0.50020 0.24510 1.00000 0.01600 Sr 0.12490 0.75000 0.48200 0.84000 0.03400 O1 0.12560 0.46050 0.74880 1.00000 0.02900 O2 0.12630 0.63040 0.74200 1.00000 0.02400 O3 0.12840 0.54880 0.06340 1.00000 0.03100 O4 0.03260 0.45030 0.24260 1.00000 0.02400 O5 0.21700 0.45320 0.25150 1.00000 0.03600 O6 0.12240 0.54870 0.42980 1.00000 0.02900 Wat7 0.76190 0.25000 0.26280 1.00000 0.10900 Wat8 0.24180 0.66210 0.36700 1.00000 0.07500 Wat9 0.00810 0.66270 0.36830 1.00000 0.07200 Wat10 0.00490 0.25000 0.25770 1.00000 0.03700 Wat11 0.12470 0.75000 0.05880 1.00000 0.04700 Wat12 0.32090 0.65870 -0.01140 1.00000 0.07300 Wat13 0.07100 0.34090 0.01030 1.00000 0.07200 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 0.01000 0.01900 0.01200 0.00000 0.00000 0.00000 As 0.01000 0.02500 0.01400 0.00000 0.00000 -0.00100 Sr 0.02300 0.04400 0.03300 0.00000 0.00000 0.00000