data_[Dy4Er2S8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Dy  1.2200  1.7500  1.1310
  Er  1.2400  1.7500  1.0300
  S  2.5800  1.0000  0.8800
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [14.2126]
_cell_length_b [3.9277]
_cell_length_c [6.8872]
_cell_angle_alpha [90.0000]
_cell_angle_beta [116.5661]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Dy2ErS4]
_chemical_formula_sum '[Dy4 Er2 S8]'
_cell_volume [343.8712]
_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  4  0.2263  0.5000  0.7190  1.0
  Er  Er1  2  0.0000  0.0000  0.0000  1.0
  S  S2  4  0.1230  0.0000  0.4351  1.0
  S  S3  4  0.1372  0.5000  0.0025  1.0
]