data_[K4Sr2Mg2Cl12]
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
  Mg  1.3100  1.5000  0.8600
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [7.2976]
_cell_length_b [7.5694]
_cell_length_c [12.7114]
_cell_angle_alpha [90.0000]
_cell_angle_beta [124.5716]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [K2SrMgCl6]
_chemical_formula_sum '[K4 Sr2 Mg2 Cl12]'
_cell_volume [578.1704]
_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  0.2286  0.5625  0.7488  1.0
  Sr  Sr1  2  0.5000  0.0000  0.0000  1.0
  Mg  Mg2  2  0.0000  0.0000  0.5000  1.0
  Cl  Cl3  4  0.1324  0.7205  0.4480  1.0
  Cl  Cl4  4  0.2337  0.1885  0.4528  1.0
  Cl  Cl5  4  0.3272  0.5270  0.2322  1.0
]