data_[Mg16Ag2Pt4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mg  1.3100  1.5000  0.8600
  Ag  1.9300  1.6000  1.0867
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [Imm2]
_cell_length_a [4.6053]
_cell_length_b [14.1722]
_cell_length_c [6.5483]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [44]
_chemical_formula_structural [Mg8AgPt2]
_chemical_formula_sum '[Mg16 Ag2 Pt4]'
_cell_volume [427.3868]
_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  0.1087  0.7943  1
  Mg  Mg1  4  0.0000  0.2933  0.4839  1
  Mg  Mg2  4  0.0000  0.3343  0.9433  1
  Mg  Mg3  2  0.0000  0.0000  0.3993  1
  Mg  Mg4  2  0.0000  0.5000  0.6060  1
  Ag  Ag5  2  0.0000  0.5000  0.1799  1
  Pt  Pt6  4  0.0000  0.1615  0.1869  1
]