data_[Dy4Tl2As1Se1]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Dy  1.2200  1.7500  1.1310
  Tl  1.6200  1.9000  1.3325
  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 [6.9099]
_cell_length_b [3.9785]
_cell_length_c [8.2162]
_cell_angle_alpha [90.0000]
_cell_angle_beta [106.2350]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [10]
_chemical_formula_structural [Dy4Tl2AsSe]
_chemical_formula_sum '[Dy4 Tl2 As1 Se1]'
_cell_volume [216.8630]
_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  0.2342  0.5000  0.2146  1
  Dy  Dy1  2  0.2555  0.0000  0.7818  1
  Tl  Tl2  1  0.0000  0.5000  0.5000  1
  Tl  Tl3  1  0.5000  0.0000  0.5000  1
  As  As4  1  0.0000  0.0000  0.0000  1
  Se  Se5  1  0.5000  0.5000  0.0000  1
]