data_[Sm6Sb4Te4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Sb  2.0500  1.4500  0.8300
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [16.5444]
_cell_length_b [4.4179]
_cell_length_c [7.8291]
_cell_angle_alpha [90.0000]
_cell_angle_beta [115.7114]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Sm3(SbTe)2]
_chemical_formula_sum '[Sm6 Sb4 Te4]'
_cell_volume [515.5936]
_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
[
  Sm  Sm0  4  0.2333  0.5000  0.2265  1
  Sm  Sm1  2  0.0000  0.0000  0.5000  1
  Sb  Sb2  4  0.1341  0.5000  0.4925  1
  Te  Te3  4  0.1225  0.0000  0.9432  1
]