data_[K4Sr2Cl8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Sr  0.9500  2.0000  1.3200
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [15.0171]
_cell_length_b [4.4195]
_cell_length_c [8.1333]
_cell_angle_alpha [90.0000]
_cell_angle_beta [116.8949]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [K2SrCl4]
_chemical_formula_sum '[K4 Sr2 Cl8]'
_cell_volume [481.4085]
_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
[
  K  K0  4  0.1953  0.5000  0.6830  1.0
  Sr  Sr1  2  0.0000  0.0000  0.0000  1.0
  Cl  Cl2  4  0.1098  0.0000  0.3927  1.0
  Cl  Cl3  4  0.1352  0.5000  0.0117  1.0
]