data_[Y4Zn10Cu8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Y  1.2200  1.8000  1.0400
  Zn  1.6500  1.3500  0.8800
  Cu  1.9000  1.3500  0.8200
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [5.1819]
_cell_length_b [8.3489]
_cell_length_c [8.6232]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [Y2Zn5Cu4]
_chemical_formula_sum '[Y4 Zn10 Cu8]'
_cell_volume [373.0654]
_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  0.0000  0.2729  1.0
  Zn  Zn1  8  0.2476  0.2919  0.5000  1.0
  Zn  Zn2  2  0.0000  0.5000  0.0000  1.0
  Cu  Cu3  8  0.0000  0.3365  0.2445  1.0
]