data_[Tb2Mg10Sn12]
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
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [9.4752]
_cell_length_b [10.1987]
_cell_length_c [6.3555]
_cell_angle_alpha [90.0000]
_cell_angle_beta [101.0730]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [TbMg5Sn6]
_chemical_formula_sum '[Tb2 Mg10 Sn12]'
_cell_volume [602.7301]
_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  2  0.0000  0.0000  0.0000  1
  Mg  Mg1  4  0.0000  0.1631  0.5000  1
  Mg  Mg2  4  0.0000  0.3380  0.0000  1
  Mg  Mg3  2  0.0000  0.5000  0.5000  1
  Sn  Sn4  8  0.2440  0.3288  0.7365  1
  Sn  Sn5  4  0.2452  0.5000  0.2530  1
]