data_[U4Be2Tl2O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  U  1.3800  1.7500  0.9913
  Be  1.5700  1.0500  0.5900
  Tl  1.6200  1.9000  1.3325
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [6.7833]
_cell_length_b [7.5079]
_cell_length_c [6.8968]
_cell_angle_alpha [90.0000]
_cell_angle_beta [95.6438]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [U2BeTlO8]
_chemical_formula_sum '[U4 Be2 Tl2 O16]'
_cell_volume [349.5406]
_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  4  0.0219  0.5000  0.7596  1
  Be  Be1  2  0.0000  0.0000  0.0000  1
  Tl  Tl2  2  0.0000  0.0000  0.5000  1
  O  O3  4  0.0000  0.3300  0.0000  1
  O  O4  4  0.0000  0.3317  0.5000  1
  O  O5  4  0.1698  0.0000  0.1720  1
  O  O6  4  0.2287  0.0000  0.7555  1
]