data_[Th12Ge4Te6Pb2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Th  1.3000  1.8000  1.0800
  Ge  2.0100  1.2500  0.7700
  Te  2.1000  1.4000  1.2933
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [19.3836]
_cell_length_b [4.4323]
_cell_length_c [8.9302]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.2998]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Th6Ge2Te3Pb]
_chemical_formula_sum '[Th12 Ge4 Te6 Pb2]'
_cell_volume [746.6535]
_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
[
  Th  Th0  4  0.0124  0.0000  0.2564  1
  Th  Th1  4  0.1695  0.5000  0.1136  1
  Th  Th2  4  0.1734  0.5000  0.5676  1
  Ge  Ge3  4  0.1690  0.0000  0.3374  1
  Te  Te4  4  0.1611  0.0000  0.8354  1
  Te  Te5  2  0.0000  0.5000  0.5000  1
  Pb  Pb6  2  0.0000  0.5000  0.0000  1
]