data_[Tc4Ge8Pb4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tc  1.9000  1.3500  0.7417
  Ge  2.0100  1.2500  0.7700
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [F-43m]
_cell_length_a [6.7571]
_cell_length_b [6.7571]
_cell_length_c [6.7571]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [216]
_chemical_formula_structural [TcGe2Pb]
_chemical_formula_sum '[Tc4 Ge8 Pb4]'
_cell_volume [308.5131]
_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
[
  Tc  Tc0  4  0.0000  0.0000  0.5000  1
  Ge  Ge1  4  0.0000  0.0000  0.0000  1
  Ge  Ge2  4  0.2500  0.2500  0.2500  1
  Pb  Pb3  4  0.2500  0.2500  0.7500  1
]