data_global
_chemical_name_mineral 'Fourmarierite'
loop_
_publ_author_name
'Li Y'
'Burns P C'
_journal_name_full 'The Canadian Mineralogist'
_journal_volume 38 
_journal_year 2000
_journal_page_first 737
_journal_page_last 749
_publ_section_title
;
 Investigations of crystal-chemical variability in lead uranyl oxide
 hydrates. II. Fourmarierite
 Note: sample CMNMC 81099
;
_database_code_amcsd 0005674
_chemical_compound_source 'Shinkolobwe, Democratic Republic of Congo'
_chemical_formula_sum 'U4 Pb O19 H10'
_cell_length_a 14.014
_cell_length_b 16.412
_cell_length_c 14.322
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 90
_cell_volume 3294.028
_exptl_crystal_density_diffrn      5.942
_symmetry_space_group_name_H-M 'B b 21 m'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '1/2+x,y,1/2+z'
  '-x,1/2+y,z'
  '1/2-x,1/2+y,1/2+z'
  'x,y,-z'
  '1/2+x,y,1/2-z'
  '-x,1/2+y,-z'
  '1/2-x,1/2+y,1/2-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
U(1)   0.02500   0.11690   0.24300   0.01300
U(2)   0.01540   0.38280   0.23970   0.01400
U(3)   0.27240   0.02140   0.22150   0.01200
U(4)   0.24160   0.25360   0.26160   0.01300
Pb(1)   0.18740   0.38210   0.00000   0.02800
Pb(2)   0.32930   0.60380   0.00000   0.02600
O(1)  -0.00360   0.13410   0.12260   0.02900
O(2)   0.05250   0.09510   0.36490   0.02300
O(3)   0.05400   0.37410   0.11980   0.01900
O(4)  -0.02760   0.38730   0.35520   0.02800
O(5)   0.29030   0.02520   0.09810   0.02100
O(6)   0.24720   0.01030   0.34170   0.03300
O(7)   0.25270   0.29460   0.14450   0.01900
O(8)   0.23840   0.21550   0.38200   0.02800
O(9)   0.10710  -0.01750   0.19290   0.00600
O(10)  -0.07260   0.00740   0.24010   0.01500
O(11)  -0.13360   0.15900   0.28990   0.01400
O-H(12)   0.06950   0.25020   0.26990   0.02400
O(13)   0.18020   0.13420   0.21350   0.02400
O(14)  -0.11670   0.31440   0.18630   0.02300
O-H(15)   0.18250   0.38150   0.30010   0.01900
Wat(16)   0.13200   0.54080   0.00000   0.03100
Wat(17)   0.37030   0.44840   0.00000   0.02900
Wat(18)   0.13600   0.21400   0.00000   0.05700
Wat(19)   0.46300   0.73400   0.00000   0.11100
Wat(20)   0.11800  -0.04250   0.00000   0.04100
Wat(21)   0.35700   0.16760   0.00000   0.04500
Wat(22)   0.09200   0.77280   0.00000   0.05500
Wat(23)   0.32200   0.86900   0.00000   0.09300