data_[Ca4Zn4Pb4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ca  1.0000  1.8000  1.1400
  Zn  1.6500  1.3500  0.8800
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [Cmm2]
_cell_length_a [4.5875]
_cell_length_b [14.4470]
_cell_length_c [4.7767]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [35]
_chemical_formula_structural [CaZnPb]
_chemical_formula_sum '[Ca4 Zn4 Pb4]'
_cell_volume [316.5743]
_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
[
  Ca  Ca0  4  0.0000  0.3543  0.2272  1
  Zn  Zn1  2  0.0000  0.0000  0.1300  1
  Zn  Zn2  2  0.0000  0.5000  0.7403  1
  Pb  Pb3  4  0.0000  0.1676  0.7187  1
]