data_[Cs2Sc2Si2Se8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Sc  1.3600  1.6000  0.8850
  Si  1.9000  1.1000  0.5400
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [6.4795]
_cell_length_b [7.0631]
_cell_length_c [9.7736]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.0905]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [CsScSiSe4]
_chemical_formula_sum '[Cs2 Sc2 Si2 Se8]'
_cell_volume [422.6885]
_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  0.2474  0.2500  0.0554  1.0
  Sc  Sc1  2  0.2197  0.2500  0.5451  1.0
  Si  Si2  2  0.2265  0.7500  0.3487  1.0
  Se  Se3  4  0.0147  0.5005  0.6857  1.0
  Se  Se4  2  0.4269  0.7500  0.1975  1.0
  Se  Se5  2  0.4628  0.7500  0.5762  1.0
]