data_KZn2Sn
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.16
_cell_length_b   4.91
_cell_length_c   5.02
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   KZn2Sn
_chemical_formula_sum   'K1 Zn2 Sn1'
_cell_volume   102.8
_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  0.08  0.46  0.0  1.0
  Zn  Zn3  1  0.08  0.0  0.51  1.0
  Sn  Sn1  1  0.0  0.46  0.51  1.0

data_KZn2Sn
_symmetry_space_group_name_H-M   P1
_cell_length_a   4.16
_cell_length_b   4.91
_cell_length_c   5.02
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   KZn2Sn
_chemical_formula_sum   'K1 Zn2 Sn1'
_cell_volume   102.8
_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  0.08  0.0  0.51  1.0
  Zn  Zn2  1  0.08  0.46  -0.0  1.0
  Sn  Sn3  1  0.0  0.46  0.51  1.0

K Zn Zn Sn
K Zn Zn Sn 0 1 o - o 0 1 o o o 0 2 o o - 0 2 o o o 1 3 o o - 1 3 o o o 2 3 o - o 2 3 o o o 