data_[Dy3Er3Sc6Se18]
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
  Sc  1.3600  1.6000  0.8850
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [6.9869]
_cell_length_b [6.9869]
_cell_length_c [18.8747]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [DyEr(ScSe3)2]
_chemical_formula_sum '[Dy3 Er3 Sc6 Se18]'
_cell_volume [797.9516]
_cell_formula_units_Z [3]
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  3  0.0000  0.0000  0.1841  1.0
  Er  Er1  3  0.0000  0.0000  0.6829  1.0
  Sc  Sc2  3  0.0000  0.0000  0.4900  1.0
  Sc  Sc3  3  0.0000  0.0000  0.9906  1.0
  Se  Se4  9  0.0133  0.3695  0.7484  1.0
  Se  Se5  9  0.0137  0.6402  0.2486  1.0
]