data_[Dy3Er3Bi6O18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Dy  1.2200  1.7500  1.1310
  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 [R3]
_cell_length_a [6.0101]
_cell_length_b [6.0101]
_cell_length_c [15.2242]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [DyEr(BiO3)2]
_chemical_formula_sum '[Dy3 Er3 Bi6 O18]'
_cell_volume [476.2366]
_cell_formula_units_Z [3]
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
[
  Dy  Dy0  3  0.0000  0.0000  0.8083  1.0
  Er  Er1  3  0.0000  0.0000  0.3095  1.0
  Bi  Bi2  3  0.0000  0.0000  0.0219  1.0
  Bi  Bi3  3  0.0000  0.0000  0.5223  1.0
  O  O4  9  0.0351  0.7416  0.4164  1.0
  O  O5  9  0.0358  0.4075  0.5836  1.0
]