data_[Tb4Dy4Er12Tm4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  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/m]
_cell_length_a [21.6662]
_cell_length_b [5.3524]
_cell_length_c [6.7111]
_cell_angle_alpha [90.0000]
_cell_angle_beta [98.0966]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [TbDyEr3Tm]
_chemical_formula_sum '[Tb4 Dy4 Er12 Tm4]'
_cell_volume [770.5062]
_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
[
  Tb  Tb0  4  0.1317  0.5000  0.9671  1
  Dy  Dy1  4  0.1664  0.5000  0.5305  1
  Er  Er2  4  0.0255  0.5000  0.2721  1
  Er  Er3  4  0.1640  0.0000  0.2699  1
  Er  Er4  4  0.2254  0.0000  0.8124  1
  Tm  Tm5  4  0.0716  0.0000  0.6638  1
]