data_[Tb4Mg6Zn4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Mg  1.3100  1.5000  0.8600
  Zn  1.6500  1.3500  0.8800
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.2516]
_cell_length_b [4.4815]
_cell_length_c [7.1727]
_cell_angle_alpha [90.0000]
_cell_angle_beta [97.7512]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Tb2Mg3Zn2]
_chemical_formula_sum '[Tb4 Mg6 Zn4]'
_cell_volume [326.5174]
_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  0.1271  0.5000  0.3564  1
  Mg  Mg1  4  0.1851  0.5000  0.8625  1
  Mg  Mg2  2  0.0000  0.0000  0.0000  1
  Zn  Zn3  4  0.0837  0.0000  0.6494  1
]