data_[Mg2Pb4W4O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mg  1.3100  1.5000  0.8600
  Pb  2.3300  1.8000  1.1225
  W  2.3600  1.3500  0.7667
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2]
_cell_length_a [7.2603]
_cell_length_b [14.9276]
_cell_length_c [5.3893]
_cell_angle_alpha [90.0000]
_cell_angle_beta [131.0715]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [5]
_chemical_formula_structural [MgPb2(WO4)2]
_chemical_formula_sum '[Mg2 Pb4 W4 O16]'
_cell_volume [440.3388]
_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  0.2700  0.0000  1.0
  Pb  Pb1  2  0.0000  0.4137  0.5000  1.0
  Pb  Pb2  2  0.0000  0.6174  0.0000  1.0
  W  W3  2  0.0000  0.0716  0.0000  1.0
  W  W4  2  0.0000  0.9356  0.5000  1.0
  O  O5  4  0.1634  0.1697  0.9724  1.0
  O  O6  4  0.2047  0.9789  0.9687  1.0
  O  O7  4  0.2214  0.0329  0.4807  1.0
  O  O8  4  0.2492  0.8496  0.6351  1.0
]