data_[Tb8Y4Ho20Mg4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Y  1.2200  1.8000  1.0400
  Ho  1.2300  1.7500  1.0410
  Mg  1.3100  1.5000  0.8600
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [5.3993]
_cell_length_b [19.8495]
_cell_length_c [10.5061]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [Tb2YHo5Mg]
_chemical_formula_sum '[Tb8 Y4 Ho20 Mg4]'
_cell_volume [1125.9770]
_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  8  0.0000  0.1145  0.0396  1
  Y  Y1  4  0.0000  0.2059  0.7500  1
  Ho  Ho2  8  0.0000  0.2905  0.0478  1
  Ho  Ho3  4  0.0000  0.0147  0.7500  1
  Ho  Ho4  4  0.0000  0.3840  0.7500  1
  Ho  Ho5  4  0.0000  0.5000  0.0000  1
  Mg  Mg6  4  0.0000  0.4055  0.2500  1
]