data_[Li8Al4Sb4Se16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  Al  1.6100  1.2500  0.6750
  Sb  2.0500  1.4500  0.8300
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [Fmm2]
_cell_length_a [7.8624]
_cell_length_b [9.3033]
_cell_length_c [11.3790]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [42]
_chemical_formula_structural [Li2AlSbSe4]
_chemical_formula_sum '[Li8 Al4 Sb4 Se16]'
_cell_volume [832.3294]
_cell_formula_units_Z [4]
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
[
  Li  Li0  8  0.2500  0.2500  0.2550  1.0
  Al  Al1  4  0.0000  0.0000  0.5020  1.0
  Sb  Sb2  4  0.0000  0.0000  0.0225  1.0
  Se  Se3  8  0.0000  0.2133  0.6166  1.0
  Se  Se4  8  0.2441  0.0000  0.3663  1.0
]