data_[U4Tl2Ag2O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  U  1.3800  1.7500  0.9913
  Tl  1.6200  1.9000  1.3325
  Ag  1.9300  1.6000  1.0867
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [I-4]
_cell_length_a [5.5350]
_cell_length_b [5.5350]
_cell_length_c [10.3951]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [82]
_chemical_formula_structural [U2TlAgO8]
_chemical_formula_sum '[U4 Tl2 Ag2 O16]'
_cell_volume [318.4609]
_cell_formula_units_Z [2]
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
[
  U  U0  2  0.0000  0.0000  0.5000  1
  U  U1  2  0.0000  0.5000  0.7500  1
  Tl  Tl2  2  0.0000  0.5000  0.2500  1
  Ag  Ag3  2  0.0000  0.0000  0.0000  1
  O  O4  8  0.1917  0.2960  0.6063  1
  O  O5  8  0.1947  0.2207  0.3540  1
]