data_K2CrBi
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.73
_cell_length_b   5.59
_cell_length_c   6.55
_cell_angle_alpha   90.0
_cell_angle_beta   91.05
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   K2CrBi
_chemical_formula_sum   'K2 Cr1 Bi1'
_cell_volume   136.71
_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  K2  1  0.82  0.8  0.69  1.0
  K  K3  1  0.79  0.8  0.86  1.0
  Cr  Cr1  1  0.0  0.0  0.0  1.0
  Bi  Bi0  1  0.94  0.0  0.28  1.0

data_K2CrBi
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.73
_cell_length_b   5.59
_cell_length_c   6.55
_cell_angle_alpha   90.0
_cell_angle_beta   91.05
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   K2CrBi
_chemical_formula_sum   'K2 Cr1 Bi1'
_cell_volume   136.71
_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  0.79  0.8  0.86  1.0
  K  K1  1  0.82  0.8  0.69  1.0
  Cr  Cr2  1  0.0  0.0  0.0  1.0
  Bi  Bi3  1  0.94  0.0  0.28  1.0

K K Cr Bi
K K Cr Bi 0 1 o o o 1 2 + + + 2 3 - o o 