data_[Dy4Si1As1Se2]
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
  As  2.1800  1.1500  0.6600
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [P2/m]
_cell_length_a [7.1267]
_cell_length_b [4.1083]
_cell_length_c [7.1444]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.3558]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [10]
_chemical_formula_structural [Dy4SiAsSe2]
_chemical_formula_sum '[Dy4 Si1 As1 Se2]'
_cell_volume [197.3532]
_cell_formula_units_Z [1]
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  0.2497  0.0000  0.7360  1.0
  Dy  Dy1  2  0.2584  0.5000  0.2641  1.0
  Si  Si2  1  0.5000  0.0000  0.5000  1.0
  As  As3  1  0.0000  0.5000  0.5000  1.0
  Se  Se4  1  0.0000  0.0000  0.0000  1.0
  Se  Se5  1  0.5000  0.5000  0.0000  1.0
]