data_[Cr6Si3Sb3]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cr  1.6600  1.4000  0.9400
  Si  1.9000  1.1000  0.5400
  Sb  2.0500  1.4500  0.8300
]
_symmetry_space_group_name_H-M [R3m]
_cell_length_a [3.0650]
_cell_length_b [3.0650]
_cell_length_c [23.3566]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [160]
_chemical_formula_structural [Cr2SiSb]
_chemical_formula_sum '[Cr6 Si3 Sb3]'
_cell_volume [190.0225]
_cell_formula_units_Z [3]
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
[
  Cr  Cr0  3  0.0000  0.0000  0.0022  1
  Cr  Cr1  3  0.0000  0.0000  0.7396  1
  Si  Si2  3  0.0000  0.0000  0.2628  1
  Sb  Sb3  3  0.0000  0.0000  0.4954  1
]