data_[Tb8Ho6Mg2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Ho  1.2300  1.7500  1.0410
  Mg  1.3100  1.5000  0.8600
]
_symmetry_space_group_name_H-M [Pmn2_1]
_cell_length_a [11.2384]
_cell_length_b [7.0787]
_cell_length_c [6.1931]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [31]
_chemical_formula_structural [Tb4Ho3Mg]
_chemical_formula_sum '[Tb8 Ho6 Mg2]'
_cell_volume [492.6792]
_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  0.2438  0.1287  0.9873  1.0
  Tb  Tb1  2  0.0000  0.1260  0.6397  1.0
  Tb  Tb2  2  0.0000  0.8761  0.1613  1.0
  Ho  Ho3  4  0.2453  0.6218  0.9763  1.0
  Ho  Ho4  2  0.0000  0.6280  0.6390  1.0
  Mg  Mg5  2  0.0000  0.3807  0.1481  1.0
]