data_K2NbZn
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.42
_cell_length_b   9.42
_cell_length_c   9.42
_cell_angle_alpha   160.08
_cell_angle_beta   152.72
_cell_angle_gamma   34.01
_symmetry_Int_Tables_number   1
_chemical_formula_structural   K2NbZn
_chemical_formula_sum   'K2 Nb1 Zn1'
_cell_volume   130.39
_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  0.22  0.16  1.0
  K  K1  1  0.63  0.0  0.85  1.0
  Nb  Nb2  1  0.0  0.0  0.01  1.0
  Zn  Zn3  1  0.0  0.0  0.0  1.0

data_K2NbZn
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.26
_cell_length_b   4.44
_cell_length_c   9.42
_cell_angle_alpha   103.64
_cell_angle_beta   99.96
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   K2NbZn
_chemical_formula_sum   'K2 Nb1 Zn1'
_cell_volume   130.39
_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  0.78  0.15  0.78  1.0
  K  K1  1  0.84  0.06  0.06  1.0
  Nb  Nb2  1  0.99  0.99  0.99  1.0
  Zn  Zn3  1  0.0  0.0  0.0  1.0

K K Nb Zn
K K Nb Zn 0 3 o o o 0 2 o o o 1 3 + o + 1 2 + o + 2 3 o o o 