data_[Ti4Sb2Se12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ti  1.5400  1.4000  0.8517
  Sb  2.0500  1.4500  0.8300
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [17.8043]
_cell_length_b [3.6117]
_cell_length_c [8.0051]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.3716]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Ti2SbSe6]
_chemical_formula_sum '[Ti4 Sb2 Se12]'
_cell_volume [485.6097]
_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
[
  Ti  Ti0  4  0.1716  0.0000  0.3488  1
  Sb  Sb1  2  0.0000  0.5000  0.0000  1
  Se  Se2  4  0.0191  0.0000  0.2719  1
  Se  Se3  4  0.1653  0.5000  0.1136  1
  Se  Se4  4  0.1772  0.5000  0.5839  1
]