data_[Sr8Cu8Sn4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Cu  1.9000  1.3500  0.8200
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [10.2839]
_cell_length_b [5.9498]
_cell_length_c [8.4913]
_cell_angle_alpha [90.0000]
_cell_angle_beta [104.0687]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Sr2Cu2Sn]
_chemical_formula_sum '[Sr8 Cu8 Sn4]'
_cell_volume [503.9723]
_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
[
  Sr  Sr0  8  0.1490  0.3581  0.1495  1.0
  Cu  Cu1  8  0.1425  0.1421  0.4969  1.0
  Sn  Sn2  4  0.0000  0.1423  0.7500  1.0
]