data_[Cs2Ti2Ni2Se6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Ti  1.5400  1.4000  0.8517
  Ni  1.9100  1.3500  0.7400
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [9.3317]
_cell_length_b [3.7329]
_cell_length_c [9.9202]
_cell_angle_alpha [90.0000]
_cell_angle_beta [117.2899]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [CsTiNiSe3]
_chemical_formula_sum '[Cs2 Ti2 Ni2 Se6]'
_cell_volume [307.1033]
_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
[
  Cs  Cs0  2  0.0151  0.7500  0.2563  1.0
  Ti  Ti1  2  0.4687  0.7500  0.1641  1.0
  Ni  Ni2  2  0.4830  0.2500  0.3965  1.0
  Se  Se3  2  0.2710  0.2500  0.1442  1.0
  Se  Se4  2  0.3451  0.2500  0.5518  1.0
  Se  Se5  2  0.3464  0.7500  0.8619  1.0
]