data_[K2Li2Si2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Li  0.9800  1.4500  0.9000
  Si  1.9000  1.1000  0.5400
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [4.4758]
_cell_length_b [4.4759]
_cell_length_c [11.2046]
_cell_angle_alpha [89.3410]
_cell_angle_beta [88.7821]
_cell_angle_gamma [60.0106]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [KLiSi]
_chemical_formula_sum '[K2 Li2 Si2]'
_cell_volume [194.3688]
_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
[
  K  K0  2  0.3174  0.3323  0.2993  1.0
  Li  Li1  2  0.3345  0.3333  0.9791  1.0
  Si  Si2  2  0.0054  0.0002  0.8999  1.0
]