data_[Sm4Tm8Sb8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Tm  1.2500  1.7500  1.0950
  Sb  2.0500  1.4500  0.8300
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [10.3772]
_cell_length_b [11.9288]
_cell_length_c [6.0164]
_cell_angle_alpha [90.0000]
_cell_angle_beta [123.5258]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Sm(TmSb)2]
_chemical_formula_sum '[Sm4 Tm8 Sb8]'
_cell_volume [620.8528]
_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
[
  Sm  Sm0  4  0.0000  0.3998  0.2500  1
  Tm  Tm1  8  0.1803  0.0939  0.9844  1
  Sb  Sb2  4  0.0000  0.1263  0.2500  1
  Sb  Sb3  4  0.0000  0.3193  0.7500  1
]