data_[Sr12Sn8Sb16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Sn  1.9600  1.4500  0.8300
  Sb  2.0500  1.4500  0.8300
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [14.9691]
_cell_length_b [12.3409]
_cell_length_c [6.8333]
_cell_angle_alpha [90.0000]
_cell_angle_beta [93.2604]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Sr3(SnSb2)2]
_chemical_formula_sum '[Sr12 Sn8 Sb16]'
_cell_volume [1260.2891]
_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
[
  Sr  Sr0  8  0.1279  0.1268  0.4168  1.0
  Sr  Sr1  4  0.0000  0.3950  0.7500  1.0
  Sn  Sn2  8  0.2131  0.3753  0.0168  1.0
  Sb  Sb3  8  0.0844  0.1496  0.9040  1.0
  Sb  Sb4  8  0.1535  0.4011  0.4101  1.0
]