data_KZn2Pb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.21
_cell_length_b   6.21
_cell_length_c   3.36
_cell_angle_alpha   102.22
_cell_angle_beta   102.22
_cell_angle_gamma   110.12
_symmetry_Int_Tables_number   1
_chemical_formula_structural   KZn2Pb
_chemical_formula_sum   'K1 Zn2 Pb1'
_cell_volume   113.16
_cell_formula_units_Z   1
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
  K  K0  1  0.0  0.0  0.0  1.0
  Zn  Zn2  1  0.16  0.45  0.56  1.0
  Zn  Zn3  1  0.16  0.55  0.56  1.0
  Pb  Pb1  1  0.56  0.0  0.0  1.0

data_KZn2Pb
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.36
_cell_length_b   6.21
_cell_length_c   6.21
_cell_angle_alpha   110.12
_cell_angle_beta   102.22
_cell_angle_gamma   102.22
_symmetry_Int_Tables_number   1
_chemical_formula_structural   KZn2Pb
_chemical_formula_sum   'K1 Zn2 Pb1'
_cell_volume   113.16
_cell_formula_units_Z   1
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
  K  K0  1  0.0  0.0  0.0  1.0
  Zn  Zn1  1  0.56  0.16  0.45  1.0
  Zn  Zn2  1  0.56  0.16  0.55  1.0
  Pb  Pb3  1  0.0  0.56  0.0  1.0

K Zn Zn Pb