data_global
_chemical_name_mineral 'Schoepite'
loop_
_publ_author_name
'Finch R J'
'Cooper M A'
'Hawthorne F C'
'Ewing R C'
_journal_name_full 'The Canadian Mineralogist'
_journal_volume 34 
_journal_year 1996
_journal_page_first 1071
_journal_page_last 1088
_publ_section_title
;
 The crystal structure of schoepite, [(UO2)8O2(OH)12](H2O)12
;
_database_code_amcsd 0005517
_chemical_formula_sum 'U4 O21 H18'
_cell_length_a 14.337
_cell_length_b 16.813
_cell_length_c 14.731
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 90
_cell_volume 3550.878
_exptl_crystal_density_diffrn      4.887
_symmetry_space_group_name_H-M 'P 21 c a'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  'x,-y,1/2+z'
  '1/2+x,y,1/2-z'
  '1/2+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
U1   0.25910   0.51320   0.75830   0.01110
U2   0.02760   0.37750   0.76280   0.01360
U3   0.27920   0.74510   0.74740   0.01230
U4  -0.00080   0.61270   0.74970   0.01220
U5   0.27970   0.01340   0.74060   0.01000
U6   0.01170   0.87720   0.76310   0.00710
U7   0.26070   0.24500   0.75200   0.00840
U8   0.03980   0.11320   0.75000   0.00840
O1   0.27860   0.50160   0.64020   0.01500
O2   0.24730   0.52180   0.87910   0.00770
O3   0.02290   0.34090   0.64900   0.01600
O4   0.03020   0.41560   0.87240   0.01090
O5   0.23440   0.73810   0.63670   0.02150
O6   0.32620   0.76180   0.85930   0.01130
O7   0.01620   0.64870   0.63830   0.04290
O8  -0.00410   0.58150   0.86890   0.00990
O9   0.30630   0.02210   0.62480   0.01980
O10   0.25750  -0.00920   0.85590   0.02360
O11   0.01240   0.90670   0.88030   0.01420
O12   0.00570   0.84460   0.64840   0.01510
O13   0.22490   0.25330   0.63640   0.02560
O14   0.29800   0.23520   0.86850   0.01820
O15   0.04310   0.08000   0.86160   0.02030
O16   0.03450   0.14250   0.63320   0.00630
O17  -0.15300   0.62650   0.74080   0.01030
O18   0.19850   0.12050   0.76190   0.01030
O-H1   0.34120   0.88030   0.70360   0.00940
O-H2   0.41800   0.48140   0.78850   0.01110
O-H3   0.16120   0.64570   0.78020   0.01230
O-H4   0.15780   0.82700   0.79480   0.01410
O-H5  -0.03720   0.74290   0.79850   0.00840
O-H6   0.10260   0.50200   0.70410   0.00870
O-H7   0.20830   0.37510   0.78450   0.00940
O-H8   0.12220  -0.02090   0.70530   0.01110
O-H9   0.38350   0.15010   0.70990   0.01230
O-H10   0.38810   0.32130   0.69800   0.01410
O-H11   0.09070   0.24900   0.80530   0.00840
O-H12   0.44220  -0.00100   0.78110   0.00870
Wat1   0.32210  -0.12260   0.52270   0.02910
Wat2   0.40910   0.51970   0.47900   0.01890
Wat3   0.17030   0.34990   0.47610   0.01690
Wat4   0.18740   0.13240   0.48370   0.02760
Wat5   0.48220   0.74690   0.51390   0.04200
Wat6   0.10380   0.50380   0.53410   0.02090
Wat7   0.24340   0.61840   0.48110   0.03300
Wat8   0.14510  -0.04230   0.52250   0.05010
Wat9   0.38710   0.16000   0.52950   0.04560
Wat10   0.35950   0.35280   0.51450   0.03290
Wat11   0.08950   0.76120   0.48620   0.04930
Wat12   0.43070   0.00660   0.46640   0.01940