data_[Ti3Se6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ti  1.5400  1.4000  0.8517
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [P6_2]
_cell_length_a [16.8149]
_cell_length_b [16.8149]
_cell_length_c [9.6533]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [171]
_chemical_formula_structural [TiSe2]
_chemical_formula_sum '[Ti3 Se6]'
_cell_volume [2363.6953]
_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
[
  Ti  Ti0  3  0.0000  0.0000  0.1924  1
  Se  Se1  6  0.0419  0.9208  0.6910  1
]