data_[Sr2Mg1Pb1Cl8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Mg  1.3100  1.5000  0.8600
  Pb  2.3300  1.8000  1.1225
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [P2/m]
_cell_length_a [6.4427]
_cell_length_b [8.6103]
_cell_length_c [6.6317]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.1101]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [10]
_chemical_formula_structural [Sr2MgPbCl8]
_chemical_formula_sum '[Sr2 Mg1 Pb1 Cl8]'
_cell_volume [367.8816]
_cell_formula_units_Z [1]
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  2  0.5000  0.2378  0.5000  1.0
  Mg  Mg1  1  0.0000  0.0000  0.0000  1.0
  Pb  Pb2  1  0.0000  0.5000  0.0000  1.0
  Cl  Cl3  4  0.2103  0.2208  0.8407  1.0
  Cl  Cl4  2  0.2527  0.0000  0.3045  1.0
  Cl  Cl5  2  0.2728  0.5000  0.3425  1.0
]