data_[Er4Bi4O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Er  1.2400  1.7500  1.0300
  Bi  2.0200  1.6000  1.0350
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [7.2408]
_cell_length_b [11.1500]
_cell_length_c [5.2825]
_cell_angle_alpha [90.0000]
_cell_angle_beta [131.0682]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [ErBiO4]
_chemical_formula_sum '[Er4 Bi4 O16]'
_cell_volume [321.5367]
_cell_formula_units_Z [4]
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  0.3643  0.7500  1.0
  Bi  Bi1  4  0.0000  0.1034  0.2500  1.0
  O  O2  8  0.1798  0.7796  0.6701  1.0
  O  O3  8  0.2500  0.5266  0.7556  1.0
]