data_[Sr4Cl4O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Cl  3.1600  1.0000  0.7800
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [9.9832]
_cell_length_b [5.4312]
_cell_length_c [7.8517]
_cell_angle_alpha [90.0000]
_cell_angle_beta [93.3244]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [SrClO4]
_chemical_formula_sum '[Sr4 Cl4 O16]'
_cell_volume [425.0088]
_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  4  0.2500  0.2500  0.0000  1
  Cl  Cl1  4  0.0000  0.1259  0.2500  1
  O  O2  8  0.0026  0.2860  0.0943  1
  O  O3  8  0.1653  0.0355  0.2642  1
]