data_[Mg2V2Ag6O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mg  1.3100  1.5000  0.8600
  V  1.6300  1.3500  0.7775
  Ag  1.9300  1.6000  1.0867
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [I222]
_cell_length_a [5.3783]
_cell_length_b [6.0260]
_cell_length_c [8.8529]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [23]
_chemical_formula_structural [MgVAg3O4]
_chemical_formula_sum '[Mg2 V2 Ag6 O8]'
_cell_volume [286.9161]
_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  0.5000  0.5000  1
  V  V1  2  0.0000  0.0000  0.0000  1
  Ag  Ag2  4  0.0000  0.5000  0.1607  1
  Ag  Ag3  2  0.0000  0.0000  0.5000  1
  O  O4  8  0.2302  0.1507  0.8845  1
]