data_[Na2Ga2Ag2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Ga  1.8100  1.3000  0.7600
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [5.2710]
_cell_length_b [4.8417]
_cell_length_c [5.9076]
_cell_angle_alpha [90.0000]
_cell_angle_beta [112.8082]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [NaGaAg]
_chemical_formula_sum '[Na2 Ga2 Ag2]'
_cell_volume [138.9763]
_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
[
  Na  Na0  2  0.2396  0.2500  0.5280  1.0
  Ga  Ga1  2  0.1454  0.7500  0.0527  1.0
  Ag  Ag2  2  0.4093  0.2500  0.0769  1.0
]