data_[V4Hg4Pb4O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  V  1.6300  1.3500  0.7775
  Hg  2.0000  1.5000  1.2450
  Pb  2.3300  1.8000  1.1225
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [12.0145]
_cell_length_b [6.7657]
_cell_length_c [7.3435]
_cell_angle_alpha [90.0000]
_cell_angle_beta [101.2555]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [VHgPbO4]
_chemical_formula_sum '[V4 Hg4 Pb4 O16]'
_cell_volume [585.4451]
_cell_formula_units_Z [4]
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
[
  V  V0  4  0.1337  0.5000  0.2712  1.0
  Hg  Hg1  4  0.1063  0.0000  0.4926  1.0
  Pb  Pb2  4  0.2028  0.5000  0.8544  1.0
  O  O3  8  0.1695  0.2978  0.1480  1.0
  O  O4  4  0.0071  0.5000  0.7201  1.0
  O  O5  4  0.2178  0.5000  0.5072  1.0
]