data_[Mg4Al2Ag2]
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 [P2_1/m]
_cell_length_a [5.6237]
_cell_length_b [4.5272]
_cell_length_c [6.2960]
_cell_angle_alpha [90.0000]
_cell_angle_beta [105.0516]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [Mg2AlAg]
_chemical_formula_sum '[Mg4 Al2 Ag2]'
_cell_volume [154.7938]
_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  0.1544  0.7500  0.9204  1.0
  Mg  Mg1  2  0.1743  0.7500  0.4224  1.0
  Al  Al2  2  0.3612  0.2500  0.7268  1.0
  Ag  Ag3  2  0.3705  0.2500  0.2102  1.0
]