data_[Mg2Al4Ag9]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mg  1.3100  1.5000  0.8600
  Al  1.6100  1.2500  0.6750
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [P-3m1]
_cell_length_a [4.5702]
_cell_length_b [4.5702]
_cell_length_c [14.6537]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [164]
_chemical_formula_structural [Mg2Al4Ag9]
_chemical_formula_sum '[Mg2 Al4 Ag9]'
_cell_volume [265.0666]
_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
[
  Mg  Mg0  2  0.3333  0.6667  0.7650  1
  Al  Al1  2  0.3333  0.6667  0.3699  1
  Al  Al2  2  0.3333  0.6667  0.1439  1
  Ag  Ag3  2  0.0000  0.0000  0.1159  1
  Ag  Ag4  2  0.0000  0.0000  0.3103  1
  Ag  Ag5  2  0.3333  0.6667  0.5741  1
  Ag  Ag6  2  0.3333  0.6667  0.9591  1
  Ag  Ag7  1  0.0000  0.0000  0.5000  1
]