data_[Tb10Er4Mg10]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Er  1.2400  1.7500  1.0300
  Mg  1.3100  1.5000  0.8600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [11.7708]
_cell_length_b [5.3303]
_cell_length_c [10.7930]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0134]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Tb5Er2Mg5]
_chemical_formula_sum '[Tb10 Er4 Mg10]'
_cell_volume [677.1681]
_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  0.0212  0.5000  0.7295  1
  Tb  Tb1  4  0.1563  0.5000  0.0132  1
  Tb  Tb2  2  0.0000  0.0000  0.5000  1
  Er  Er3  4  0.1721  0.0000  0.2480  1
  Mg  Mg4  4  0.1593  0.0000  0.7721  1
  Mg  Mg5  4  0.1923  0.5000  0.4677  1
  Mg  Mg6  2  0.0000  0.0000  0.0000  1
]