data_[Lu4Zn4Si4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Lu  1.2700  1.7500  1.0010
  Zn  1.6500  1.3500  0.8800
  Si  1.9000  1.1000  0.5400
]
_symmetry_space_group_name_H-M [P6_3/mmc]
_cell_length_a [4.1358]
_cell_length_b [4.1358]
_cell_length_c [15.1068]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [194]
_chemical_formula_structural [LuZnSi]
_chemical_formula_sum '[Lu4 Zn4 Si4]'
_cell_volume [223.7792]
_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
[
  Lu  Lu0  2  0.0000  0.0000  0.0000  1.0
  Lu  Lu1  2  0.0000  0.0000  0.2500  1.0
  Zn  Zn2  4  0.3333  0.6667  0.8590  1.0
  Si  Si3  4  0.3333  0.6667  0.1167  1.0
]