data_[Mg2Ag4W2]
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
  W  2.3600  1.3500  0.7667
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [4.5831]
_cell_length_b [2.7284]
_cell_length_c [11.1476]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [MgAg2W]
_chemical_formula_sum '[Mg2 Ag4 W2]'
_cell_volume [139.3975]
_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  0.0000  0.0000  0.5522  1
  Ag  Ag1  2  0.0000  0.0000  0.8009  1
  Ag  Ag2  2  0.5000  0.0000  0.9462  1
  W  W3  2  0.5000  0.0000  0.2009  1
]