data_[Dy8Sn4As8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Dy  1.2200  1.7500  1.1310
  Sn  1.9600  1.4500  0.8300
  As  2.1800  1.1500  0.6600
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [15.2650]
_cell_length_b [4.1200]
_cell_length_c [8.1572]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [Dy2SnAs2]
_chemical_formula_sum '[Dy8 Sn4 As8]'
_cell_volume [513.0219]
_cell_formula_units_Z [4]
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  0.1427  0.5000  0.0000  1
  Sn  Sn1  4  0.0000  0.2722  0.2500  1
  As  As2  8  0.1667  0.0086  0.7500  1
]