data_[Si4Sn16Sb24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Si  1.9000  1.1000  0.5400
  Sn  1.9600  1.4500  0.8300
  Sb  2.0500  1.4500  0.8300
]
_symmetry_space_group_name_H-M [Cc]
_cell_length_a [14.2492]
_cell_length_b [7.9795]
_cell_length_c [13.9968]
_cell_angle_alpha [90.0000]
_cell_angle_beta [112.1061]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [9]
_chemical_formula_structural [Si(Sn2Sb3)2]
_chemical_formula_sum '[Si4 Sn16 Sb24]'
_cell_volume [1474.4693]
_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
[
  Si  Si0  4  0.4138  0.2526  0.1108  1
  Sn  Sn1  4  0.1528  0.4423  0.5402  1
  Sn  Sn2  4  0.1844  0.0922  0.8696  1
  Sn  Sn3  4  0.3501  0.4432  0.3453  1
  Sn  Sn4  4  0.4698  0.2434  0.6656  1
  Sb  Sb5  4  0.0036  0.0201  0.5465  1
  Sb  Sb6  4  0.1621  0.2812  0.3517  1
  Sb  Sb7  4  0.2249  0.2100  0.0813  1
  Sb  Sb8  4  0.2851  0.2452  0.7220  1
  Sb  Sb9  4  0.4396  0.0036  0.0051  1
  Sb  Sb10  4  0.4935  0.2187  0.3078  1
]