data_global
_chemical_name_mineral 'Metakirchheimerite'
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: CoUAs8
;
_database_code_amcsd 0005993
_chemical_formula_sum 'Co U2 As2 O20 H16'
_cell_length_a 7.1955
_cell_length_b 9.7715
_cell_length_c 13.2319
_cell_angle_alpha 75.525
_cell_angle_beta 84.052
_cell_angle_gamma 81.661
_cell_volume 889.083
_exptl_crystal_density_diffrn      3.814
_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
Co   0.32780   0.36160   0.26160   0.01900
U1   0.23510   0.69330   0.40060   0.01100
U2   0.22660   0.20220  -0.09120   0.01200
As1   0.25220   0.87150   0.11990   0.01200
As2   0.24570   0.37860  -0.37230   0.01200
O1   0.26150   0.04600   0.06660   0.02000
O2   0.19540   0.83640   0.46250   0.02000
O3   0.18580   0.34200  -0.02510   0.02100
O4   0.08870   0.81110   0.06620   0.02000
O5   0.46000   0.77450   0.10120   0.02300
O6   0.45380   0.27960  -0.38580   0.02100
O7   0.08110   0.31610  -0.42410   0.02000
O8   0.26160   0.54950  -0.43610   0.02000
O9   0.19530   0.85560   0.24800   0.02100
O10   0.27410   0.54610   0.33780   0.02300
O11   0.26790   0.06320  -0.15850   0.02600
O12   0.18600   0.37280  -0.24510   0.02000
Wat1   0.41130   0.18130   0.19840   0.03000
Wat2   0.56480   0.28900   0.34080   0.03400
Wat3   0.17770   0.23760   0.38300   0.03700
Wat4   0.08920   0.42970   0.18240   0.04000
Wat5   0.48050   0.47780   0.14020   0.04200
Wat6   0.96420   0.09820   0.29500   0.03700
Wat7   0.77740   0.27780   0.11890   0.05000
Wat8   0.36090   0.00560   0.59070   0.05800