data_[Ac12Ge4Te2Pb6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  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 [21.3625]
_cell_length_b [4.5987]
_cell_length_c [9.8925]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.4814]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Ac6Ge2TePb3]
_chemical_formula_sum '[Ac12 Ge4 Te2 Pb6]'
_cell_volume [916.1930]
_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
[
  Ac  Ac0  4  0.0105  0.0000  0.2521  1
  Ac  Ac1  4  0.1665  0.5000  0.1022  1
  Ac  Ac2  4  0.1740  0.5000  0.5623  1
  Ge  Ge3  4  0.1663  0.0000  0.3271  1
  Te  Te4  2  0.0000  0.5000  0.0000  1
  Pb  Pb5  4  0.1605  0.0000  0.8261  1
  Pb  Pb6  2  0.0000  0.5000  0.5000  1
]