data_[Y4Mg4Ga8Cu2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Y  1.2200  1.8000  1.0400
  Mg  1.3100  1.5000  0.8600
  Ga  1.8100  1.3000  0.7600
  Cu  1.9000  1.3500  0.8200
]
_symmetry_space_group_name_H-M [I4/mmm]
_cell_length_a [6.3003]
_cell_length_b [6.3003]
_cell_length_c [8.9437]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [139]
_chemical_formula_structural [Y2Mg2Ga4Cu]
_chemical_formula_sum '[Y4 Mg4 Ga8 Cu2]'
_cell_volume [355.0107]
_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
[
  Y  Y0  4  0.0000  0.5000  0.2500  1
  Mg  Mg1  4  0.0000  0.0000  0.2796  1
  Ga  Ga2  8  0.2251  0.2251  0.5000  1
  Cu  Cu3  2  0.0000  0.0000  0.0000  1
]