data_[Dy12Er4Tm8]
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
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [17.4165]
_cell_length_b [7.0885]
_cell_length_c [6.1330]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.5985]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Dy3ErTm2]
_chemical_formula_sum '[Dy12 Er4 Tm8]'
_cell_volume [735.9403]
_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  0.1676  0.1250  0.5275  1
  Dy  Dy1  4  0.0000  0.1258  0.7500  1
  Er  Er2  4  0.0000  0.3757  0.2500  1
  Tm  Tm3  8  0.1669  0.3751  0.0282  1
]