data_[Tm20Bi8Sb8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tm  1.2500  1.7500  1.0950
  Bi  2.0200  1.6000  1.0350
  Sb  2.0500  1.4500  0.8300
]
_symmetry_space_group_name_H-M [Ima2]
_cell_length_a [17.7675]
_cell_length_b [7.5707]
_cell_length_c [8.1515]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [46]
_chemical_formula_structural [Tm5(BiSb)2]
_chemical_formula_sum '[Tm20 Bi8 Sb8]'
_cell_volume [1096.4806]
_cell_formula_units_Z [4]
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  8  0.0645  0.7159  0.7332  1
  Tm  Tm1  8  0.1547  0.1314  0.8575  1
  Tm  Tm2  4  0.2500  0.6950  0.9891  1
  Bi  Bi3  8  0.0973  0.0369  0.5169  1
  Sb  Sb4  4  0.0000  0.0000  0.9608  1
  Sb  Sb5  4  0.2500  0.0480  0.1710  1
]