data_[Ta2Tl2Pb2O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ta  1.5000  1.4500  0.8200
  Tl  1.6200  1.9000  1.3325
  Pb  2.3300  1.8000  1.1225
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [7.0551]
_cell_length_b [6.3540]
_cell_length_c [7.5046]
_cell_angle_alpha [90.0000]
_cell_angle_beta [99.2415]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [TaTlPbO4]
_chemical_formula_sum '[Ta2 Tl2 Pb2 O8]'
_cell_volume [332.0506]
_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
[
  Ta  Ta0  2  0.2989  0.2500  0.3523  1.0
  Tl  Tl1  2  0.3387  0.7500  0.0969  1.0
  Pb  Pb2  2  0.1992  0.7500  0.5659  1.0
  O  O3  4  0.1355  0.0145  0.3546  1.0
  O  O4  2  0.4196  0.2500  0.1518  1.0
  O  O5  2  0.4934  0.2500  0.5540  1.0
]