data_[Tb6Nd8Mg2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Nd  1.1400  1.8500  1.2765
  Mg  1.3100  1.5000  0.8600
]
_symmetry_space_group_name_H-M [Pmn2_1]
_cell_length_a [11.4736]
_cell_length_b [7.2810]
_cell_length_c [6.2746]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [31]
_chemical_formula_structural [Tb3Nd4Mg]
_chemical_formula_sum '[Tb6 Nd8 Mg2]'
_cell_volume [524.1772]
_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
[
  Tb  Tb0  4  0.2420  0.8746  0.0148  1.0
  Tb  Tb1  2  0.0000  0.1186  0.8433  1.0
  Nd  Nd2  4  0.2423  0.3783  0.0230  1.0
  Nd  Nd3  2  0.0000  0.3700  0.3696  1.0
  Nd  Nd4  2  0.0000  0.8753  0.3657  1.0
  Mg  Mg5  2  0.0000  0.6265  0.8610  1.0
]