data_[Sr16Zn2Sn4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Zn  1.6500  1.3500  0.8800
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [20.9694]
_cell_length_b [5.6158]
_cell_length_c [7.9247]
_cell_angle_alpha [90.0000]
_cell_angle_beta [105.4583]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Sr8ZnSn2]
_chemical_formula_sum '[Sr16 Zn2 Sn4]'
_cell_volume [899.4536]
_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
[
  Sr  Sr0  4  0.0320  0.0000  0.7883  1.0
  Sr  Sr1  4  0.0953  0.5000  0.4416  1.0
  Sr  Sr2  4  0.1604  0.5000  0.9579  1.0
  Sr  Sr3  4  0.2087  0.0000  0.3069  1.0
  Zn  Zn4  2  0.0000  0.5000  0.0000  1.0
  Sn  Sn5  4  0.1904  0.0000  0.7182  1.0
]