data_[Dy12Si2Te6Se4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Dy  1.2200  1.7500  1.1310
  Si  1.9000  1.1000  0.5400
  Te  2.1000  1.4000  1.2933
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [7.2564]
_cell_length_b [12.5578]
_cell_length_c [7.4683]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.8212]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Dy6SiTe3Se2]
_chemical_formula_sum '[Dy12 Si2 Te6 Se4]'
_cell_volume [644.1571]
_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  8  0.2324  0.1607  0.2164  1
  Dy  Dy1  4  0.2478  0.0000  0.7817  1
  Si  Si2  2  0.0000  0.0000  0.0000  1
  Te  Te3  4  0.0000  0.1701  0.5000  1
  Te  Te4  2  0.0000  0.5000  0.5000  1
  Se  Se5  4  0.0000  0.3340  0.0000  1
]