data_[Dy4Se6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Dy  1.2200  1.7500  1.1310
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [8.0681]
_cell_length_b [4.0414]
_cell_length_c [8.1591]
_cell_angle_alpha [90.0000]
_cell_angle_beta [94.6974]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [Dy2Se3]
_chemical_formula_sum '[Dy4 Se6]'
_cell_volume [265.1475]
_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  2  0.1156  0.2500  0.2688  1.0
  Dy  Dy1  2  0.3562  0.7500  0.8175  1.0
  Se  Se2  2  0.1207  0.2500  0.8884  1.0
  Se  Se3  2  0.1787  0.7500  0.5170  1.0
  Se  Se4  2  0.3906  0.7500  0.1794  1.0
]