data_[Tm8Si2Sb2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tm  1.2500  1.7500  1.0950
  Si  1.9000  1.1000  0.5400
  Sb  2.0500  1.4500  0.8300
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [6.2133]
_cell_length_b [6.2291]
_cell_length_c [8.5377]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.8877]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [Tm4SiSb]
_chemical_formula_sum '[Tm8 Si2 Sb2]'
_cell_volume [310.7291]
_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
[
  Tm  Tm0  4  0.0101  0.0014  0.2954  1
  Tm  Tm1  2  0.3821  0.7500  0.0835  1
  Tm  Tm2  2  0.4252  0.7500  0.6183  1
  Si  Si3  2  0.2976  0.2500  0.5840  1
  Sb  Sb4  2  0.1984  0.2500  0.0417  1
]