data_global _chemical_name_mineral 'Metakahlerite' loop_ _publ_author_name 'Locock A J' 'Burns P C' 'Flynn M' _journal_name_full 'The Canadian Mineralogist' _journal_volume 42 _journal_year 2004 _journal_page_first 1699 _journal_page_last 1718 _publ_section_title ; Divalent transition metals and magnesium in structures that contain the autunite-type sheet Sample: FeUAs8 ; _database_code_amcsd 0005992 _chemical_formula_sum 'Fe U2 As2 O20 H16' _cell_length_a 7.2072 _cell_length_b 9.8242 _cell_length_c 13.2708 _cell_angle_alpha 75.3701 _cell_angle_beta 84.024 _cell_angle_gamma 81.839 _cell_volume 897.678 _exptl_crystal_density_diffrn 3.766 _symmetry_space_group_name_H-M 'P -1' loop_ _space_group_symop_operation_xyz 'x,y,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 Fe 0.32670 0.36070 0.26030 0.02000 U1 0.23440 0.69300 0.40080 0.01100 U2 0.22820 0.20100 -0.09140 0.01200 As1 0.25150 0.87160 0.12000 0.01200 As2 0.24640 0.37800 -0.37260 0.01300 O1 0.26200 0.04610 0.06760 0.02100 O2 0.19630 0.83440 0.46280 0.01800 O3 0.18870 0.33990 -0.02600 0.02000 O4 0.08730 0.81210 0.06730 0.02000 O5 0.45880 0.77620 0.10090 0.02100 O6 0.45420 0.28150 -0.38730 0.02100 O7 0.08250 0.31520 -0.42310 0.02000 O8 0.26090 0.54910 -0.43590 0.02200 O9 0.19600 0.85530 0.24830 0.02200 O10 0.27160 0.54640 0.33810 0.02300 O11 0.26830 0.06250 -0.15760 0.02600 O12 0.18880 0.37170 -0.24560 0.02100 Wat1 0.41130 0.18000 0.19650 0.03200 Wat2 0.56970 0.28960 0.34250 0.03900 Wat3 0.17660 0.23380 0.38470 0.04000 Wat4 0.08330 0.43290 0.17990 0.04100 Wat5 0.47860 0.48030 0.13490 0.04100 Wat6 0.96280 0.09590 0.29730 0.03800 Wat7 0.78330 0.28120 0.11590 0.05400 Wat8 0.36660 0.00730 0.59240 0.06400