data_[Li4Y8Si8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  Y  1.2200  1.8000  1.0400
  Si  1.9000  1.1000  0.5400
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.7311]
_cell_length_b [4.2566]
_cell_length_c [10.2343]
_cell_angle_alpha [90.0000]
_cell_angle_beta [118.1964]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Li(YSi)2]
_chemical_formula_sum '[Li4 Y8 Si8]'
_cell_volume [412.0075]
_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  4  0.2263  0.5000  0.3673  1.0
  Y  Y1  4  0.0073  0.0000  0.3266  1.0
  Y  Y2  4  0.1894  0.0000  0.0998  1.0
  Si  Si3  4  0.0168  0.5000  0.8889  1.0
  Si  Si4  4  0.1292  0.5000  0.5721  1.0
]