data_[Sr6Zn4Sn8]
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 [12.1446]
_cell_length_b [4.7871]
_cell_length_c [9.2068]
_cell_angle_alpha [90.0000]
_cell_angle_beta [102.2090]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Sr3(ZnSn2)2]
_chemical_formula_sum '[Sr6 Zn4 Sn8]'
_cell_volume [523.1497]
_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  0.1208  0.5000  0.6952  1.0
  Sr  Sr1  2  0.0000  0.0000  0.0000  1.0
  Zn  Zn2  4  0.2012  0.5000  0.3760  1.0
  Sn  Sn3  4  0.0854  0.0000  0.3960  1.0
  Sn  Sn4  4  0.2064  0.5000  0.0741  1.0
]