data_[Tb2Sm4Te8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Sm  1.1700  1.8500  1.2290
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [16.4753]
_cell_length_b [4.4073]
_cell_length_c [7.7158]
_cell_angle_alpha [90.0000]
_cell_angle_beta [117.4848]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Tb(SmTe2)2]
_chemical_formula_sum '[Tb2 Sm4 Te8]'
_cell_volume [497.0263]
_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
  Sm  Sm1  4  0.2420  0.5000  0.7296  1
  Te  Te2  4  0.1190  0.0000  0.4460  1
  Te  Te3  4  0.1272  0.5000  0.9684  1
]