data_[Mg4Ag12Sn2]
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
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [9.3148]
_cell_length_b [4.3376]
_cell_length_c [8.8461]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.0352]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Mg2Ag6Sn]
_chemical_formula_sum '[Mg4 Ag12 Sn2]'
_cell_volume [339.8498]
_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  0.1741  0.5000  0.7378  1.0
  Ag  Ag1  4  0.0019  0.0000  0.8375  1.0
  Ag  Ag2  4  0.1652  0.5000  0.0548  1.0
  Ag  Ag3  4  0.1652  0.5000  0.3841  1.0
  Sn  Sn4  2  0.0000  0.0000  0.5000  1.0
]