data_[Na6Dy2Bi4O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Dy  1.2200  1.7500  1.1310
  Bi  2.0200  1.6000  1.0350
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [6.0737]
_cell_length_b [10.5249]
_cell_length_c [6.0163]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.6942]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Na3Dy(BiO3)2]
_chemical_formula_sum '[Na6 Dy2 Bi4 O12]'
_cell_volume [362.0942]
_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
[
  Na  Na0  4  0.0000  0.1663  0.5000  1
  Na  Na1  2  0.0000  0.5000  0.5000  1
  Dy  Dy2  2  0.0000  0.0000  0.0000  1
  Bi  Bi3  4  0.0000  0.3334  0.0000  1
  O  O4  8  0.2342  0.1594  0.2236  1
  O  O5  4  0.2457  0.0000  0.7790  1
]