data_[Mg2Ag10Cl16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mg  1.3100  1.5000  0.8600
  Ag  1.9300  1.6000  1.0867
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [I-4]
_cell_length_a [9.0987]
_cell_length_b [9.0987]
_cell_length_c [8.2814]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [82]
_chemical_formula_structural [MgAg5Cl8]
_chemical_formula_sum '[Mg2 Ag10 Cl16]'
_cell_volume [685.5834]
_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
[
  Mg  Mg0  2  0.0000  0.5000  0.7500  1
  Ag  Ag1  8  0.2159  0.2626  0.1219  1
  Ag  Ag2  2  0.0000  0.0000  0.5000  1
  Cl  Cl3  8  0.0231  0.2584  0.8618  1
  Cl  Cl4  8  0.0467  0.2618  0.3864  1
]