data_[Li4Cu4Sb4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  Cu  1.9000  1.3500  0.8200
  Sb  2.0500  1.4500  0.8300
]
_symmetry_space_group_name_H-M [Cm]
_cell_length_a [7.6941]
_cell_length_b [4.4250]
_cell_length_c [7.2216]
_cell_angle_alpha [90.0000]
_cell_angle_beta [119.0314]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [8]
_chemical_formula_structural [LiCuSb]
_chemical_formula_sum '[Li4 Cu4 Sb4]'
_cell_volume [214.9764]
_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  2  0.1001  0.0000  0.1253  1.0
  Li  Li1  2  0.1911  0.0000  0.6485  1.0
  Cu  Cu2  2  0.4033  0.0000  0.0585  1.0
  Cu  Cu3  2  0.4483  0.0000  0.4924  1.0
  Sb  Sb4  2  0.1764  0.5000  0.9135  1.0
  Sb  Sb5  2  0.2441  0.5000  0.4177  1.0
]