data_[Dy12Bi4Pb2Se6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Dy  1.2200  1.7500  1.1310
  Bi  2.0200  1.6000  1.0350
  Pb  2.3300  1.8000  1.1225
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [18.6385]
_cell_length_b [4.2729]
_cell_length_c [8.5868]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.4086]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Dy6Bi2PbSe3]
_chemical_formula_sum '[Dy12 Bi4 Pb2 Se6]'
_cell_volume [665.2087]
_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
[
  Dy  Dy0  4  0.0040  0.0000  0.7455  1.0
  Dy  Dy1  4  0.1629  0.5000  0.5956  1.0
  Dy  Dy2  4  0.1686  0.5000  0.0710  1.0
  Bi  Bi3  4  0.1668  0.0000  0.3345  1.0
  Pb  Pb4  2  0.0000  0.5000  0.0000  1.0
  Se  Se5  4  0.1677  0.0000  0.8334  1.0
  Se  Se6  2  0.0000  0.5000  0.5000  1.0
]