data_[Mg4Ag24Sn8]
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
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [12.1398]
_cell_length_b [9.9468]
_cell_length_c [7.2016]
_cell_angle_alpha [90.0000]
_cell_angle_beta [123.7216]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Mg(Ag3Sn)2]
_chemical_formula_sum '[Mg4 Ag24 Sn8]'
_cell_volume [723.2954]
_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
[
  Mg  Mg0  4  0.0000  0.1746  0.7500  1.0
  Ag  Ag1  8  0.0225  0.3618  0.0790  1.0
  Ag  Ag2  8  0.0951  0.0829  0.1901  1.0
  Ag  Ag3  8  0.1982  0.1901  0.6320  1.0
  Sn  Sn4  8  0.1904  0.4321  0.9043  1.0
]