data_[Er4U2Bi2O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Er  1.2400  1.7500  1.0300
  U  1.3800  1.7500  0.9913
  Bi  2.0200  1.6000  1.0350
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Cmmm]
_cell_length_a [7.0425]
_cell_length_b [7.2716]
_cell_length_c [7.0584]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [65]
_chemical_formula_structural [Er2UBiO8]
_chemical_formula_sum '[Er4 U2 Bi2 O16]'
_cell_volume [361.4660]
_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
[
  Er  Er0  4  0.0000  0.5000  0.2488  1
  U  U1  2  0.0000  0.0000  0.0000  1
  Bi  Bi2  2  0.0000  0.0000  0.5000  1
  O  O3  8  0.0000  0.1882  0.2306  1
  O  O4  4  0.1888  0.5000  0.5000  1
  O  O5  4  0.2063  0.5000  0.0000  1
]