data_[Y8Zn4Sn8]
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
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [4.6399]
_cell_length_b [16.4714]
_cell_length_c [6.9411]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [Y2ZnSn2]
_chemical_formula_sum '[Y8 Zn4 Sn8]'
_cell_volume [530.4759]
_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
[
  Y  Y0  4  0.0000  0.0098  0.2244  1.0
  Y  Y1  4  0.0000  0.2030  0.9426  1.0
  Zn  Zn2  4  0.0000  0.4052  0.0506  1.0
  Sn  Sn3  4  0.0000  0.1723  0.4568  1.0
  Sn  Sn4  4  0.0000  0.4263  0.4600  1.0
]