data_[Mg1Al1Ag1]
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 [P3m1]
_cell_length_a [3.0702]
_cell_length_b [3.0702]
_cell_length_c [6.8385]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [156]
_chemical_formula_structural [MgAlAg]
_chemical_formula_sum '[Mg1 Al1 Ag1]'
_cell_volume [55.8253]
_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  1  0.3333  0.6667  0.6697  1
  Al  Al1  1  0.6667  0.3333  0.3222  1
  Ag  Ag2  1  0.0000  0.0000  0.0081  1
]