data_[Mg4Ga2Ag16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mg  1.3100  1.5000  0.8600
  Ga  1.8100  1.3000  0.7600
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [Imm2]
_cell_length_a [4.6204]
_cell_length_b [11.7274]
_cell_length_c [7.4484]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [44]
_chemical_formula_structural [Mg2GaAg8]
_chemical_formula_sum '[Mg4 Ga2 Ag16]'
_cell_volume [403.5921]
_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  4  0.0000  0.3520  0.8496  1
  Ga  Ga1  2  0.0000  0.0000  0.7259  1
  Ag  Ag2  4  0.0000  0.1418  0.0321  1
  Ag  Ag3  4  0.0000  0.2091  0.5498  1
  Ag  Ag4  4  0.0000  0.3628  0.2473  1
  Ag  Ag5  2  0.0000  0.0000  0.3468  1
  Ag  Ag6  2  0.0000  0.5000  0.5650  1
]