data_[Tb7Dy1Er3]
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
]
_symmetry_space_group_name_H-M [P3m1]
_cell_length_a [7.0290]
_cell_length_b [7.0290]
_cell_length_c [8.5362]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [156]
_chemical_formula_structural [Tb7DyEr3]
_chemical_formula_sum '[Tb7 Dy1 Er3]'
_cell_volume [365.2438]
_cell_formula_units_Z [1]
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  3  0.0024  0.5012  0.8854  1
  Tb  Tb1  3  0.3309  0.1655  0.5481  1
  Tb  Tb2  1  0.0000  0.0000  0.8787  1
  Dy  Dy3  1  0.3333  0.6667  0.5547  1
  Er  Er4  3  0.1667  0.3335  0.2170  1
]