data_[Yb2Dy2Se6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Yb  1.1000  1.7500  1.0840
  Dy  1.2200  1.7500  1.1310
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [Pmma]
_cell_length_a [5.4774]
_cell_length_b [18.2202]
_cell_length_c [10.4985]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [51]
_chemical_formula_structural [YbDySe3]
_chemical_formula_sum '[Yb2 Dy2 Se6]'
_cell_volume [1047.7546]
_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
[
  Yb  Yb0  2  0.2500  0.0000  0.3960  1
  Dy  Dy1  2  0.2500  0.0000  0.8443  1
  Se  Se2  4  0.2500  0.0884  0.6319  1
  Se  Se3  2  0.2500  0.0000  0.1192  1
]